Arthur J. Gallagher & Co.
Plan context: Arthur J. Gallagher & Co. Employees Savings & Thrift Plan
EIN 36-2481781 • 133 filings • 17 plans
Current Snapshot
Latest Year
2024
2024 Participants
23,895
2024 Assets
$4,211,321,217
2024 Contributions
$407,685,284
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 4 | 23,895 | $4,211,321,217 | $407,685,284 | $17,062iApproximate average salary by contribution assumption: employee only about $426,538 at 4% or $284,359 at 6%; with 50% employer match about $284,359 at 4% or $189,573 at 6%; with 100% employer match about $213,269 at 4% or $142,179 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 23,895 | $3,898,012,907 | $407,685,284 | $17,062iApproximate average salary by contribution assumption: employee only about $426,538 at 4% or $284,359 at 6%; with 50% employer match about $284,359 at 4% or $189,573 at 6%; with 100% employer match about $213,269 at 4% or $142,179 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,137 | $313,308,310 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,458 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 23,562 | - | - | - |
| 2023 | 4 | 23,239 | $3,469,624,228 | $312,658,200 | $13,454iApproximate average salary by contribution assumption: employee only about $336,351 at 4% or $224,234 at 6%; with 50% employer match about $224,234 at 4% or $149,489 at 6%; with 100% employer match about $168,175 at 4% or $112,117 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 23,239 | $3,238,355,508 | $312,658,200 | $13,454iApproximate average salary by contribution assumption: employee only about $336,351 at 4% or $224,234 at 6%; with 50% employer match about $224,234 at 4% or $149,489 at 6%; with 100% employer match about $168,175 at 4% or $112,117 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 982 | $231,268,720 | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 21,079 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,201 | - | - | - |
| 2022 | 4 | 20,416 | $2,992,543,904 | $267,674,379 | $13,111iApproximate average salary by contribution assumption: employee only about $327,775 at 4% or $218,517 at 6%; with 50% employer match about $218,517 at 4% or $145,678 at 6%; with 100% employer match about $163,888 at 4% or $109,258 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 20,416 | $2,780,042,149 | $267,674,379 | $13,111iApproximate average salary by contribution assumption: employee only about $327,775 at 4% or $218,517 at 6%; with 50% employer match about $218,517 at 4% or $145,678 at 6%; with 100% employer match about $163,888 at 4% or $109,258 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,050 | $212,501,755 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,187 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 19,015 | - | - | - |
| 2021 | 4 | 18,665 | $3,412,022,545 | $255,252,002 | $13,675iApproximate average salary by contribution assumption: employee only about $341,886 at 4% or $227,924 at 6%; with 50% employer match about $227,924 at 4% or $151,949 at 6%; with 100% employer match about $170,943 at 4% or $113,962 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 18,665 | $3,129,693,188 | $255,252,002 | $13,675iApproximate average salary by contribution assumption: employee only about $341,886 at 4% or $227,924 at 6%; with 50% employer match about $227,924 at 4% or $151,949 at 6%; with 100% employer match about $170,943 at 4% or $113,962 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,181 | $282,329,357 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,240 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 17,460 | - | - | - |
| 2020 | 4 | 16,623 | $2,977,474,046 | $221,669,910 | $13,335iApproximate average salary by contribution assumption: employee only about $333,378 at 4% or $222,252 at 6%; with 50% employer match about $222,252 at 4% or $148,168 at 6%; with 100% employer match about $166,689 at 4% or $111,126 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 16,623 | $2,714,481,993 | $221,669,910 | $13,335iApproximate average salary by contribution assumption: employee only about $333,378 at 4% or $222,252 at 6%; with 50% employer match about $222,252 at 4% or $148,168 at 6%; with 100% employer match about $166,689 at 4% or $111,126 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,285 | $262,992,053 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,597 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 15,907 | - | - | - |
| 2019 | 4 | 17,420 | $2,569,725,407 | $224,858,084 | $12,908iApproximate average salary by contribution assumption: employee only about $322,701 at 4% or $215,134 at 6%; with 50% employer match about $215,134 at 4% or $143,423 at 6%; with 100% employer match about $161,351 at 4% or $107,567 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 17,420 | $2,326,004,332 | $224,858,084 | $12,908iApproximate average salary by contribution assumption: employee only about $322,701 at 4% or $215,134 at 6%; with 50% employer match about $215,134 at 4% or $143,423 at 6%; with 100% employer match about $161,351 at 4% or $107,567 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,401 | $243,721,075 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,819 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 16,566 | - | - | - |
| 2018 | 4 | 16,686 | $2,100,092,691 | $194,467,870 | $11,655iApproximate average salary by contribution assumption: employee only about $291,364 at 4% or $194,243 at 6%; with 50% employer match about $194,243 at 4% or $129,495 at 6%; with 100% employer match about $145,682 at 4% or $97,121 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 16,686 | $1,880,123,914 | $194,467,870 | $11,655iApproximate average salary by contribution assumption: employee only about $291,364 at 4% or $194,243 at 6%; with 50% employer match about $194,243 at 4% or $129,495 at 6%; with 100% employer match about $145,682 at 4% or $97,121 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,484 | $219,968,777 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,930 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 16,153 | - | - | - |
| 2017 | 4 | 14,783 | $2,129,741,106 | $217,338,803 | $14,702iApproximate average salary by contribution assumption: employee only about $367,549 at 4% or $245,032 at 6%; with 50% employer match about $245,032 at 4% or $163,355 at 6%; with 100% employer match about $183,774 at 4% or $122,516 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 14,783 | $1,880,036,901 | $187,338,803 | $12,673iApproximate average salary by contribution assumption: employee only about $316,815 at 4% or $211,210 at 6%; with 50% employer match about $211,210 at 4% or $140,806 at 6%; with 100% employer match about $158,407 at 4% or $105,605 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,642 | $249,704,205 | $30,000,000 | $18,270iApproximate average salary by contribution assumption: employee only about $456,760 at 4% or $304,507 at 6%; with 50% employer match about $304,507 at 4% or $203,004 at 6%; with 100% employer match about $228,380 at 4% or $152,253 at 6%. |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 14,563 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,919 | - | - | - |
| 2016 | 4 | 13,783 | $1,758,077,024 | $182,399,801 | $13,234iApproximate average salary by contribution assumption: employee only about $330,842 at 4% or $220,561 at 6%; with 50% employer match about $220,561 at 4% or $147,041 at 6%; with 100% employer match about $165,421 at 4% or $110,281 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 13,783 | $1,550,226,508 | $182,399,801 | $13,234iApproximate average salary by contribution assumption: employee only about $330,842 at 4% or $220,561 at 6%; with 50% employer match about $220,561 at 4% or $147,041 at 6%; with 100% employer match about $165,421 at 4% or $110,281 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,762 | $207,850,516 | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 13,370 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 1,635 | - | - | - |
| 2015 | 4 | 13,046 | $1,551,676,858 | $171,284,759 | $13,129iApproximate average salary by contribution assumption: employee only about $328,232 at 4% or $218,822 at 6%; with 50% employer match about $218,822 at 4% or $145,881 at 6%; with 100% employer match about $164,116 at 4% or $109,411 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 13,046 | $1,344,256,640 | $171,284,759 | $13,129iApproximate average salary by contribution assumption: employee only about $328,232 at 4% or $218,822 at 6%; with 50% employer match about $218,822 at 4% or $145,881 at 6%; with 100% employer match about $164,116 at 4% or $109,411 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 1,895 | $207,420,218 | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 12,855 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,511 | - | - | - |
| 2014 | 4 | 11,935 | $1,506,413,132 | $139,738,872 | $11,708iApproximate average salary by contribution assumption: employee only about $292,708 at 4% or $195,139 at 6%; with 50% employer match about $195,139 at 4% or $130,093 at 6%; with 100% employer match about $146,354 at 4% or $97,569 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 11,935 | $1,289,188,046 | $139,738,872 | $11,708iApproximate average salary by contribution assumption: employee only about $292,708 at 4% or $195,139 at 6%; with 50% employer match about $195,139 at 4% or $130,093 at 6%; with 100% employer match about $146,354 at 4% or $97,569 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 2,081 | $217,225,086 | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,504 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 11,834 | - | - | - |
| 2013 | 4 | 11,331 | $1,404,900,897 | $145,255,439 | $12,819iApproximate average salary by contribution assumption: employee only about $320,482 at 4% or $213,655 at 6%; with 50% employer match about $213,655 at 4% or $142,437 at 6%; with 100% employer match about $160,241 at 4% or $106,827 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 11,331 | $1,149,940,494 | $141,055,439 | $12,449iApproximate average salary by contribution assumption: employee only about $311,216 at 4% or $207,477 at 6%; with 50% employer match about $207,477 at 4% or $138,318 at 6%; with 100% employer match about $155,608 at 4% or $103,739 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 2,212 | $254,960,403 | $4,200,000 | $1,899iApproximate average salary by contribution assumption: employee only about $47,468 at 4% or $31,646 at 6%; with 50% employer match about $31,646 at 4% or $21,097 at 6%; with 100% employer match about $23,734 at 4% or $15,823 at 6%. |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 10,671 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,153 | - | - | - |
| 2012 | 4 | 10,318 | $1,137,416,323 | $121,528,130 | $11,778iApproximate average salary by contribution assumption: employee only about $294,457 at 4% or $196,304 at 6%; with 50% employer match about $196,304 at 4% or $130,870 at 6%; with 100% employer match about $147,228 at 4% or $98,152 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 10,318 | $907,929,887 | $114,628,130 | $11,110iApproximate average salary by contribution assumption: employee only about $277,738 at 4% or $185,159 at 6%; with 50% employer match about $185,159 at 4% or $123,439 at 6%; with 100% employer match about $138,869 at 4% or $92,579 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 2,439 | $229,486,436 | $6,900,000 | $2,829iApproximate average salary by contribution assumption: employee only about $70,726 at 4% or $47,150 at 6%; with 50% employer match about $47,150 at 4% or $31,434 at 6%; with 100% employer match about $35,363 at 4% or $23,575 at 6%. |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 9,987 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,219 | - | - | - |
| 2011 | 4 | 9,641 | $956,936,133 | $110,383,557 | $11,449iApproximate average salary by contribution assumption: employee only about $286,235 at 4% or $190,823 at 6%; with 50% employer match about $190,823 at 4% or $127,215 at 6%; with 100% employer match about $143,117 at 4% or $95,412 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 9,641 | $751,649,334 | $103,183,557 | $10,703iApproximate average salary by contribution assumption: employee only about $267,564 at 4% or $178,376 at 6%; with 50% employer match about $178,376 at 4% or $118,918 at 6%; with 100% employer match about $133,782 at 4% or $89,188 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 2,719 | $205,286,799 | $7,200,000 | $2,648iApproximate average salary by contribution assumption: employee only about $66,201 at 4% or $44,134 at 6%; with 50% employer match about $44,134 at 4% or $29,423 at 6%; with 100% employer match about $33,100 at 4% or $22,067 at 6%. |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,006 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 9,283 | - | - | - |
| 2010 | 4 | 9,242 | $881,685,251 | $95,964,348 | $10,384iApproximate average salary by contribution assumption: employee only about $259,588 at 4% or $173,058 at 6%; with 50% employer match about $173,058 at 4% or $115,372 at 6%; with 100% employer match about $129,794 at 4% or $86,529 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 9,242 | $679,617,948 | $89,064,348 | $9,637iApproximate average salary by contribution assumption: employee only about $240,923 at 4% or $160,615 at 6%; with 50% employer match about $160,615 at 4% or $107,077 at 6%; with 100% employer match about $120,461 at 4% or $80,308 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 2,934 | $202,067,303 | $6,900,000 | $2,352iApproximate average salary by contribution assumption: employee only about $58,793 at 4% or $39,196 at 6%; with 50% employer match about $39,196 at 4% or $26,130 at 6%; with 100% employer match about $29,397 at 4% or $19,598 at 6%. |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,069 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 9,059 | - | - | - |
| 2009 | 4 | 8,925 | $736,125,303 | $103,174,280 | $11,560iApproximate average salary by contribution assumption: employee only about $289,004 at 4% or $192,669 at 6%; with 50% employer match about $192,669 at 4% or $128,446 at 6%; with 100% employer match about $144,502 at 4% or $96,335 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 8,925 | $554,958,557 | $97,174,280 | $10,888iApproximate average salary by contribution assumption: employee only about $272,197 at 4% or $181,465 at 6%; with 50% employer match about $181,465 at 4% or $120,976 at 6%; with 100% employer match about $136,098 at 4% or $90,732 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 3,178 | $181,166,746 | $6,000,000 | $1,888iApproximate average salary by contribution assumption: employee only about $47,199 at 4% or $31,466 at 6%; with 50% employer match about $31,466 at 4% or $20,978 at 6%; with 100% employer match about $23,600 at 4% or $15,733 at 6%. |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 8,674 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,122 | - | - | - |
| 2008 | 9 | 8,665 | $533,319,207 | $131,190,122 | $15,140iApproximate average salary by contribution assumption: employee only about $378,506 at 4% or $252,337 at 6%; with 50% employer match about $252,337 at 4% or $168,225 at 6%; with 100% employer match about $189,253 at 4% or $126,169 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 8,665 | $382,171,281 | $84,458,948 | $9,747iApproximate average salary by contribution assumption: employee only about $243,678 at 4% or $162,452 at 6%; with 50% employer match about $162,452 at 4% or $108,302 at 6%; with 100% employer match about $121,839 at 4% or $81,226 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 3,354 | $151,147,926 | - | - |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 0 | - | - | - |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 0 | - | - | - |
| ARTHUR J. GALLAGHER & CO. BUSINESS TRAVEL PLAN | - | 0 | - | - | - |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 0 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,892 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 6,649 | - | $46,731,174 | $7,028iApproximate average salary by contribution assumption: employee only about $175,708 at 4% or $117,138 at 6%; with 50% employer match about $117,138 at 4% or $78,092 at 6%; with 100% employer match about $87,854 at 4% or $58,569 at 6%. |
| Arthur J. Gallagher & Co. Severance Pay Plan | - | 0 | - | - | - |
| 2007 | 8 | 8,319 | $641,658,124 | $118,361,932 | $14,228iApproximate average salary by contribution assumption: employee only about $355,698 at 4% or $237,132 at 6%; with 50% employer match about $237,132 at 4% or $158,088 at 6%; with 100% employer match about $177,849 at 4% or $118,566 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 8,098 | $442,279,905 | $73,251,394 | $9,046iApproximate average salary by contribution assumption: employee only about $226,140 at 4% or $150,760 at 6%; with 50% employer match about $150,760 at 4% or $100,507 at 6%; with 100% employer match about $113,070 at 4% or $75,380 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 3,965 | $198,434,530 | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 6,401 | $943,689 | $45,110,538 | $7,047iApproximate average salary by contribution assumption: employee only about $176,186 at 4% or $117,457 at 6%; with 50% employer match about $117,457 at 4% or $78,305 at 6%; with 100% employer match about $88,093 at 4% or $58,729 at 6%. |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 8,319 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 3,049 | - | - | - |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 7,832 | - | - | - |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 7,879 | - | - | - |
| Arthur J. Gallagher & Co. Severance Pay Plan | - | 5,373 | - | - | - |
| 2006 | 8 | 7,803 | $576,407,375 | $108,299,580 | $13,879iApproximate average salary by contribution assumption: employee only about $346,981 at 4% or $231,320 at 6%; with 50% employer match about $231,320 at 4% or $154,214 at 6%; with 100% employer match about $173,490 at 4% or $115,660 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 7,803 | $388,951,089 | $63,329,873 | $8,116iApproximate average salary by contribution assumption: employee only about $202,902 at 4% or $135,268 at 6%; with 50% employer match about $135,268 at 4% or $90,179 at 6%; with 100% employer match about $101,451 at 4% or $67,634 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 5,233 | $187,456,286 | - | - |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 7,799 | - | - | - |
| Arthur J. Gallagher & Co. Severance Pay Plan | - | 7,486 | - | - | - |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 7,574 | - | - | - |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 7,392 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 6,122 | - | $44,969,707 | $7,346iApproximate average salary by contribution assumption: employee only about $183,640 at 4% or $122,427 at 6%; with 50% employer match about $122,427 at 4% or $81,618 at 6%; with 100% employer match about $91,820 at 4% or $61,213 at 6%. |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,860 | - | - | - |
| 2005 | 8 | 7,392 | $492,245,828 | $98,389,309 | $13,310iApproximate average salary by contribution assumption: employee only about $332,756 at 4% or $221,837 at 6%; with 50% employer match about $221,837 at 4% or $147,892 at 6%; with 100% employer match about $166,378 at 4% or $110,919 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 7,392 | $322,916,653 | $51,654,461 | $6,988iApproximate average salary by contribution assumption: employee only about $174,697 at 4% or $116,465 at 6%; with 50% employer match about $116,465 at 4% or $77,643 at 6%; with 100% employer match about $87,349 at 4% or $58,232 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 5,970 | $169,329,175 | $75,000 | $13iApproximate average salary by contribution assumption: employee only about $314 at 4% or $209 at 6%; with 50% employer match about $209 at 4% or $140 at 6%; with 100% employer match about $157 at 4% or $105 at 6%. |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 5,698 | - | $46,659,848 | $8,189iApproximate average salary by contribution assumption: employee only about $204,720 at 4% or $136,480 at 6%; with 50% employer match about $136,480 at 4% or $90,987 at 6%; with 100% employer match about $102,360 at 4% or $68,240 at 6%. |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,793 | - | - | - |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 7,078 | - | - | - |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 7,125 | - | - | - |
| Arthur J. Gallagher & Co. Severance Pay Plan | - | 7,075 | - | - | - |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 7,171 | - | - | - |
| 2004 | 8 | 7,495 | $445,078,593 | $125,800,930 | $16,785iApproximate average salary by contribution assumption: employee only about $419,616 at 4% or $279,744 at 6%; with 50% employer match about $279,744 at 4% or $186,496 at 6%; with 100% employer match about $209,808 at 4% or $139,872 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 7,361 | $283,473,260 | $48,901,885 | $6,643iApproximate average salary by contribution assumption: employee only about $166,084 at 4% or $110,723 at 6%; with 50% employer match about $110,723 at 4% or $73,815 at 6%; with 100% employer match about $83,042 at 4% or $55,361 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 5,970 | $161,605,333 | $37,000,000 | $6,198iApproximate average salary by contribution assumption: employee only about $154,941 at 4% or $103,294 at 6%; with 50% employer match about $103,294 at 4% or $68,863 at 6%; with 100% employer match about $77,471 at 4% or $51,647 at 6%. |
| Arthur J. Gallagher & Co. Severance Pay Plan | - | 7,239 | - | - | - |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 7,252 | - | - | - |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 7,212 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 5,843 | - | $39,899,045 | $6,829iApproximate average salary by contribution assumption: employee only about $170,713 at 4% or $113,809 at 6%; with 50% employer match about $113,809 at 4% or $75,872 at 6%; with 100% employer match about $85,357 at 4% or $56,904 at 6%. |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,547 | - | - | - |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 7,495 | - | - | - |
| 2003 | 7 | 6,579 | $344,910,315 | $92,193,267 | $14,013iApproximate average salary by contribution assumption: employee only about $350,332 at 4% or $233,554 at 6%; with 50% employer match about $233,554 at 4% or $155,703 at 6%; with 100% employer match about $175,166 at 4% or $116,777 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 6,527 | $229,096,153 | $37,788,971 | $5,790iApproximate average salary by contribution assumption: employee only about $144,741 at 4% or $96,494 at 6%; with 50% employer match about $96,494 at 4% or $64,329 at 6%; with 100% employer match about $72,370 at 4% or $48,247 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 5,509 | $115,814,162 | $17,747,187 | $3,221iApproximate average salary by contribution assumption: employee only about $80,537 at 4% or $53,691 at 6%; with 50% employer match about $53,691 at 4% or $35,794 at 6%; with 100% employer match about $40,269 at 4% or $26,846 at 6%. |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 6,357 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 5,355 | - | $36,657,109 | $6,845iApproximate average salary by contribution assumption: employee only about $171,135 at 4% or $114,090 at 6%; with 50% employer match about $114,090 at 4% or $76,060 at 6%; with 100% employer match about $85,567 at 4% or $57,045 at 6%. |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 6,334 | - | - | - |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 6,579 | - | - | - |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 2,226 | - | - | - |
| 2002 | 7 | 7,731 | $252,149,800 | $93,768,436 | $12,129iApproximate average salary by contribution assumption: employee only about $303,222 at 4% or $202,148 at 6%; with 50% employer match about $202,148 at 4% or $134,765 at 6%; with 100% employer match about $151,611 at 4% or $101,074 at 6%. |
| Arthur J. Gallagher & Co. Employees Savings & Thrift Plan | - | 5,662 | $168,786,166 | $38,766,106 | $6,847iApproximate average salary by contribution assumption: employee only about $171,168 at 4% or $114,112 at 6%; with 50% employer match about $114,112 at 4% or $76,075 at 6%; with 100% employer match about $85,584 at 4% or $57,056 at 6%. |
| Arthur J. Gallagher & Co. Employees' Pension Plan | - | 5,233 | $82,715,132 | $17,572,873 | $3,358iApproximate average salary by contribution assumption: employee only about $83,952 at 4% or $55,968 at 6%; with 50% employer match about $55,968 at 4% or $37,312 at 6%; with 100% employer match about $41,976 at 4% or $27,984 at 6%. |
| Arthur J. Gallagher & Co. Flexible Spending Plan | - | 1,945 | $648,502 | $2,598,798 | $1,336iApproximate average salary by contribution assumption: employee only about $33,404 at 4% or $22,269 at 6%; with 50% employer match about $22,269 at 4% or $14,846 at 6%; with 100% employer match about $16,702 at 4% or $11,135 at 6%. |
| ARTHUR J. GALLAGHER & CO. LONG TERM DISABILITY PLAN | - | 6,224 | - | - | - |
| ARTHUR J. GALLAGHER & CO. GROUP LIFE AND AD&D PROGRAM | - | 6,243 | - | - | - |
| ARTHUR J. GALLAGHER & CO. SEVERANCE PLAN | - | 7,731 | - | - | - |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 5,320 | - | $34,830,659 | $6,547iApproximate average salary by contribution assumption: employee only about $163,678 at 4% or $109,119 at 6%; with 50% employer match about $109,119 at 4% or $72,746 at 6%; with 100% employer match about $81,839 at 4% or $54,559 at 6%. |
| 2001 | 7 | 7,149 | $152,855,664 | $45,679,488 | $6,390iApproximate average salary by contribution assumption: employee only about $159,741 at 4% or $106,494 at 6%; with 50% employer match about $106,494 at 4% or $70,996 at 6%; with 100% employer match about $79,870 at 4% or $53,247 at 6%. |
| Arthur J. Gallagher & Co. Illionis Employees' Self Funded Medical/Dental Plan and Insured Benefits | - | 4,752 | - | $22,249,414 | $4,682iApproximate average salary by contribution assumption: employee only about $117,053 at 4% or $78,035 at 6%; with 50% employer match about $78,035 at 4% or $52,024 at 6%; with 100% employer match about $58,526 at 4% or $39,018 at 6%. |
| 2000 | 7 | 6,371 | $416,458 | $1,843,361 | $289iApproximate average salary by contribution assumption: employee only about $7,233 at 4% or $4,822 at 6%; with 50% employer match about $4,822 at 4% or $3,215 at 6%; with 100% employer match about $3,617 at 4% or $2,411 at 6%. |