Lufkin Industries Inc.
Plan context: Lufkin Industries Inc. Retirement Plan
EIN 75-0404410 • Lufkin, TX • 112 filings • 30 plans
Current Snapshot
Latest Year
2023
2023 Participants
172
2023 Assets
$294,644,173
2023 Contributions
$7,535
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 |
|---|---|---|---|---|---|
| 2023 | 1 | 0 | $0 | $0 | - |
| Lufkin Industries Inc. Retirement Plan | - | 0 | - | - | - |
| 2022 | 1 | 172 | $294,644,173 | $0 | - |
| Lufkin Industries Inc. Retirement Plan | - | 172 | $294,644,173 | - | - |
| 2021 | 1 | 181 | $400,011,311 | $0 | - |
| Lufkin Industries Inc. Retirement Plan | - | 181 | $400,011,311 | - | - |
| 2020 | 2 | 184 | $403,753,913 | $7,535 | $41iApproximate average salary by contribution assumption: employee only about $1,024 at 4% or $683 at 6%; with 50% employer match about $683 at 4% or $455 at 6%; with 100% employer match about $512 at 4% or $341 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 184 | $403,753,913 | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 0 | - | $7,535 | - |
| 2019 | 2 | 389 | $374,358,256 | $804,149 | $2,067iApproximate average salary by contribution assumption: employee only about $51,681 at 4% or $34,454 at 6%; with 50% employer match about $34,454 at 4% or $22,969 at 6%; with 100% employer match about $25,840 at 4% or $17,227 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 389 | $361,437,893 | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 178 | $12,920,363 | $804,149 | $4,518iApproximate average salary by contribution assumption: employee only about $112,942 at 4% or $75,295 at 6%; with 50% employer match about $75,295 at 4% or $50,197 at 6%; with 100% employer match about $56,471 at 4% or $37,647 at 6%. |
| 2018 | 4 | 540 | $329,573,168 | $845,237 | $1,565iApproximate average salary by contribution assumption: employee only about $39,131 at 4% or $26,088 at 6%; with 50% employer match about $26,088 at 4% or $17,392 at 6%; with 100% employer match about $19,566 at 4% or $13,044 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 540 | $316,259,266 | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 185 | $13,313,902 | $845,237 | $4,569iApproximate average salary by contribution assumption: employee only about $114,221 at 4% or $76,147 at 6%; with 50% employer match about $76,147 at 4% or $50,765 at 6%; with 100% employer match about $57,111 at 4% or $38,074 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 98 | - | - | - |
| Lufkin Industries Comprehensive Welfare Benefit Plan | - | 100 | - | - | - |
| 2017 | 4 | 540 | $361,804,776 | $837,609 | $1,551iApproximate average salary by contribution assumption: employee only about $38,778 at 4% or $25,852 at 6%; with 50% employer match about $25,852 at 4% or $17,235 at 6%; with 100% employer match about $19,389 at 4% or $12,926 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 540 | $345,877,454 | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 214 | $15,927,322 | $837,609 | $3,914iApproximate average salary by contribution assumption: employee only about $97,852 at 4% or $65,234 at 6%; with 50% employer match about $65,234 at 4% or $43,490 at 6%; with 100% employer match about $48,926 at 4% or $32,617 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 126 | - | - | - |
| Lufkin Industries Comprehensive Welfare Benefit Plan | - | 127 | - | - | - |
| 2016 | 4 | 585 | $334,070,836 | $40,098,116 | $68,544iApproximate average salary by contribution assumption: employee only about $1,713,595 at 4% or $1,142,396 at 6%; with 50% employer match about $1,142,396 at 4% or $761,598 at 6%; with 100% employer match about $856,797 at 4% or $571,198 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 585 | $317,545,888 | $35,041,372 | $59,900iApproximate average salary by contribution assumption: employee only about $1,497,495 at 4% or $998,330 at 6%; with 50% employer match about $998,330 at 4% or $665,553 at 6%; with 100% employer match about $748,747 at 4% or $499,165 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 137 | $16,379,851 | $1,211,274 | $8,841iApproximate average salary by contribution assumption: employee only about $221,035 at 4% or $147,357 at 6%; with 50% employer match about $147,357 at 4% or $98,238 at 6%; with 100% employer match about $110,518 at 4% or $73,678 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 122 | $145,097 | $3,845,470 | $31,520iApproximate average salary by contribution assumption: employee only about $788,006 at 4% or $525,337 at 6%; with 50% employer match about $525,337 at 4% or $350,225 at 6%; with 100% employer match about $394,003 at 4% or $262,669 at 6%. |
| Lufkin Industries Comprehensive Welfare Benefit Plan | - | 127 | - | - | - |
| 2015 | 7 | 4,246 | $312,516,652 | $47,558,313 | $11,201iApproximate average salary by contribution assumption: employee only about $280,018 at 4% or $186,679 at 6%; with 50% employer match about $186,679 at 4% or $124,453 at 6%; with 100% employer match about $140,009 at 4% or $93,339 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,002 | $280,316,574 | $35,000,000 | $34,930iApproximate average salary by contribution assumption: employee only about $873,253 at 4% or $582,169 at 6%; with 50% employer match about $582,169 at 4% or $388,113 at 6%; with 100% employer match about $436,627 at 4% or $291,084 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 403 | $32,171,599 | $3,943,406 | $9,785iApproximate average salary by contribution assumption: employee only about $244,628 at 4% or $163,085 at 6%; with 50% employer match about $163,085 at 4% or $108,724 at 6%; with 100% employer match about $122,314 at 4% or $81,543 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 390 | $28,479 | $8,614,907 | $22,090iApproximate average salary by contribution assumption: employee only about $552,238 at 4% or $368,158 at 6%; with 50% employer match about $368,158 at 4% or $245,439 at 6%; with 100% employer match about $276,119 at 4% or $184,079 at 6%. |
| LUFKIN INDUSTRIES, INC. FLEXIBLE SPENDING ACCOUNT PLAN | - | 311 | - | - | - |
| LUFKIN INDUSTRIES, INC. LIFE AND DISABILITY PLAN | - | 4,246 | - | - | - |
| LUFKIN INDUSTRIES, INC. VISION PLAN | - | 4,246 | - | - | - |
| LUFKIN INDUSTRIES, INC. DENTAL PLAN | - | 4,246 | - | - | - |
| 2014 | 8 | 2,675 | $304,151,292 | $29,231,220 | $10,928iApproximate average salary by contribution assumption: employee only about $273,189 at 4% or $182,126 at 6%; with 50% employer match about $182,126 at 4% or $121,417 at 6%; with 100% employer match about $136,594 at 4% or $91,063 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,854 | $258,417,791 | $10,000,000 | $5,394iApproximate average salary by contribution assumption: employee only about $134,844 at 4% or $89,896 at 6%; with 50% employer match about $89,896 at 4% or $59,930 at 6%; with 100% employer match about $67,422 at 4% or $44,948 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,166 | $44,984,192 | $6,211,989 | $5,328iApproximate average salary by contribution assumption: employee only about $133,190 at 4% or $88,793 at 6%; with 50% employer match about $88,793 at 4% or $59,196 at 6%; with 100% employer match about $66,595 at 4% or $44,397 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 2,675 | $749,309 | $13,019,231 | $4,867iApproximate average salary by contribution assumption: employee only about $121,675 at 4% or $81,117 at 6%; with 50% employer match about $81,117 at 4% or $54,078 at 6%; with 100% employer match about $60,838 at 4% or $40,558 at 6%. |
| Thrift Plan for Salaried Employees | - | 0 | - | - | - |
| LUFKIN INDUSTRIES, INC. FLEXIBLE SPENDING ACCOUNT PLAN | - | 188 | - | - | - |
| LUFKIN INDUSTRIES, INC. LIFE AND DISABILITY PLAN | - | 2,675 | - | - | - |
| LUFKIN INDUSTRIES, INC. VISION PLAN | - | 2,675 | - | - | - |
| LUFKIN INDUSTRIES, INC. DENTAL PLAN | - | 2,675 | - | - | - |
| 2013 | 8 | 6,267 | $390,620,879 | $53,725,540 | $8,573iApproximate average salary by contribution assumption: employee only about $214,319 at 4% or $142,879 at 6%; with 50% employer match about $142,879 at 4% or $95,253 at 6%; with 100% employer match about $107,160 at 4% or $71,440 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 2,024 | $250,649,681 | $10,000,000 | $4,941iApproximate average salary by contribution assumption: employee only about $123,518 at 4% or $82,345 at 6%; with 50% employer match about $82,345 at 4% or $54,897 at 6%; with 100% employer match about $61,759 at 4% or $41,173 at 6%. |
| Thrift Plan for Salaried Employees | - | 1,755 | $96,313,288 | $14,016,811 | $7,987iApproximate average salary by contribution assumption: employee only about $199,670 at 4% or $133,113 at 6%; with 50% employer match about $133,113 at 4% or $88,742 at 6%; with 100% employer match about $99,835 at 4% or $66,557 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,296 | $42,689,075 | $6,404,419 | $4,942iApproximate average salary by contribution assumption: employee only about $123,542 at 4% or $82,361 at 6%; with 50% employer match about $82,361 at 4% or $54,908 at 6%; with 100% employer match about $61,771 at 4% or $41,181 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 6,267 | $968,835 | $23,304,310 | $3,719iApproximate average salary by contribution assumption: employee only about $92,964 at 4% or $61,976 at 6%; with 50% employer match about $61,976 at 4% or $41,318 at 6%; with 100% employer match about $46,482 at 4% or $30,988 at 6%. |
| LUFKIN INDUSTRIES, INC. FLEXIBLE SPENDING ACCOUNT PLAN | - | 308 | - | - | - |
| LUFKIN INDUSTRIES, INC. LIFE AND DISABILITY PLAN | - | 6,267 | - | - | - |
| LUFKIN INDUSTRIES, INC. VISION PLAN | - | 6,267 | - | - | - |
| LUFKIN INDUSTRIES, INC. DENTAL PLAN | - | 6,267 | - | - | - |
| 2012 | 8 | 6,052 | $336,714,842 | $54,485,282 | $9,003iApproximate average salary by contribution assumption: employee only about $225,071 at 4% or $150,048 at 6%; with 50% employer match about $150,048 at 4% or $100,032 at 6%; with 100% employer match about $112,536 at 4% or $75,024 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 2,289 | $213,171,907 | $15,649,920 | $6,837iApproximate average salary by contribution assumption: employee only about $170,925 at 4% or $113,950 at 6%; with 50% employer match about $113,950 at 4% or $75,967 at 6%; with 100% employer match about $85,463 at 4% or $56,975 at 6%. |
| Thrift Plan for Salaried Employees | - | 1,596 | $81,099,387 | $9,628,686 | $6,033iApproximate average salary by contribution assumption: employee only about $150,825 at 4% or $100,550 at 6%; with 50% employer match about $100,550 at 4% or $67,033 at 6%; with 100% employer match about $75,413 at 4% or $50,275 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,576 | $39,959,147 | $6,731,401 | $4,271iApproximate average salary by contribution assumption: employee only about $106,780 at 4% or $71,187 at 6%; with 50% employer match about $71,187 at 4% or $47,458 at 6%; with 100% employer match about $53,390 at 4% or $35,593 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 6,052 | $2,484,401 | $22,475,275 | $3,714iApproximate average salary by contribution assumption: employee only about $92,842 at 4% or $61,895 at 6%; with 50% employer match about $61,895 at 4% or $41,263 at 6%; with 100% employer match about $46,421 at 4% or $30,947 at 6%. |
| LUFKIN INDUSTRIES, INC. FLEXIBLE SPENDING ACCOUNT PLAN | - | 296 | - | - | - |
| LUFKIN INDUSTRIES, INC. DENTAL PLAN | - | 6,052 | - | - | - |
| LUFKIN INDUSTRIES, INC. LIFE AND DISABILITY PLAN | - | 6,052 | - | - | - |
| LUFKIN INDUSTRIES, INC. VISION PLAN | - | 6,052 | - | - | - |
| 2011 | 4 | 5,535 | $298,943,377 | $32,499,730 | $5,872iApproximate average salary by contribution assumption: employee only about $146,792 at 4% or $97,861 at 6%; with 50% employer match about $97,861 at 4% or $65,241 at 6%; with 100% employer match about $73,396 at 4% or $48,931 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 2,089 | $189,957,219 | - | - |
| Thrift Plan for Salaried Employees | - | 1,348 | $71,387,516 | $7,859,637 | $5,831iApproximate average salary by contribution assumption: employee only about $145,765 at 4% or $97,177 at 6%; with 50% employer match about $97,177 at 4% or $64,784 at 6%; with 100% employer match about $72,882 at 4% or $48,588 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,270 | $34,679,079 | $4,814,021 | $3,791iApproximate average salary by contribution assumption: employee only about $94,764 at 4% or $63,176 at 6%; with 50% employer match about $63,176 at 4% or $42,117 at 6%; with 100% employer match about $47,382 at 4% or $31,588 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 5,535 | $2,919,563 | $19,826,072 | $3,582iApproximate average salary by contribution assumption: employee only about $89,549 at 4% or $59,699 at 6%; with 50% employer match about $59,699 at 4% or $39,799 at 6%; with 100% employer match about $44,774 at 4% or $29,850 at 6%. |
| 2010 | 4 | 4,785 | $301,019,644 | $25,724,565 | $5,376iApproximate average salary by contribution assumption: employee only about $134,402 at 4% or $89,601 at 6%; with 50% employer match about $89,601 at 4% or $59,734 at 6%; with 100% employer match about $67,201 at 4% or $44,801 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,927 | $201,535,288 | - | - |
| Thrift Plan for Salaried Employees | - | 1,247 | $66,343,725 | $6,333,209 | $5,079iApproximate average salary by contribution assumption: employee only about $126,969 at 4% or $84,646 at 6%; with 50% employer match about $84,646 at 4% or $56,431 at 6%; with 100% employer match about $63,484 at 4% or $42,323 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,020 | $32,150,930 | $3,374,772 | $3,309iApproximate average salary by contribution assumption: employee only about $82,715 at 4% or $55,143 at 6%; with 50% employer match about $55,143 at 4% or $36,762 at 6%; with 100% employer match about $41,358 at 4% or $27,572 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 4,785 | $989,701 | $16,016,584 | $3,347iApproximate average salary by contribution assumption: employee only about $83,681 at 4% or $55,787 at 6%; with 50% employer match about $55,787 at 4% or $37,192 at 6%; with 100% employer match about $41,841 at 4% or $27,894 at 6%. |
| 2009 | 4 | 4,246 | $279,534,521 | $24,369,782 | $5,739iApproximate average salary by contribution assumption: employee only about $143,487 at 4% or $95,658 at 6%; with 50% employer match about $95,658 at 4% or $63,772 at 6%; with 100% employer match about $71,743 at 4% or $47,829 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,658 | $191,820,588 | - | - |
| Thrift Plan for Salaried Employees | - | 1,124 | $56,223,631 | $6,813,604 | $6,062iApproximate average salary by contribution assumption: employee only about $151,548 at 4% or $101,032 at 6%; with 50% employer match about $101,032 at 4% or $67,355 at 6%; with 100% employer match about $75,774 at 4% or $50,516 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 890 | $30,106,220 | $2,910,164 | $3,270iApproximate average salary by contribution assumption: employee only about $81,746 at 4% or $54,497 at 6%; with 50% employer match about $54,497 at 4% or $36,332 at 6%; with 100% employer match about $40,873 at 4% or $27,249 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 4,246 | $1,384,082 | $14,646,014 | $3,449iApproximate average salary by contribution assumption: employee only about $86,234 at 4% or $57,489 at 6%; with 50% employer match about $57,489 at 4% or $38,326 at 6%; with 100% employer match about $43,117 at 4% or $28,745 at 6%. |
| 2008 | 4 | 4,654 | $257,723,559 | $24,108,876 | $5,180iApproximate average salary by contribution assumption: employee only about $129,506 at 4% or $86,337 at 6%; with 50% employer match about $86,337 at 4% or $57,558 at 6%; with 100% employer match about $64,753 at 4% or $43,169 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 2,236 | $178,702,183 | - | - |
| Thrift Plan for Salaried Employees | - | 1,003 | $45,832,387 | $5,003,389 | $4,988iApproximate average salary by contribution assumption: employee only about $124,711 at 4% or $83,140 at 6%; with 50% employer match about $83,140 at 4% or $55,427 at 6%; with 100% employer match about $62,355 at 4% or $41,570 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,211 | $30,418,841 | $4,305,785 | $3,556iApproximate average salary by contribution assumption: employee only about $88,889 at 4% or $59,259 at 6%; with 50% employer match about $59,259 at 4% or $39,506 at 6%; with 100% employer match about $44,445 at 4% or $29,630 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 4,654 | $2,770,148 | $14,799,702 | $3,180iApproximate average salary by contribution assumption: employee only about $79,500 at 4% or $53,000 at 6%; with 50% employer match about $53,000 at 4% or $35,333 at 6%; with 100% employer match about $39,750 at 4% or $26,500 at 6%. |
| 2007 | 4 | 2,134 | $325,070,776 | $21,760,909 | $10,197iApproximate average salary by contribution assumption: employee only about $254,931 at 4% or $169,954 at 6%; with 50% employer match about $169,954 at 4% or $113,303 at 6%; with 100% employer match about $127,465 at 4% or $84,977 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 2,134 | $238,975,747 | - | - |
| Thrift Plan for Salaried Employees | - | 941 | $54,204,003 | $4,444,705 | $4,723iApproximate average salary by contribution assumption: employee only about $118,085 at 4% or $78,723 at 6%; with 50% employer match about $78,723 at 4% or $52,482 at 6%; with 100% employer match about $59,042 at 4% or $39,362 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,163 | $29,957,834 | $3,457,556 | $2,973iApproximate average salary by contribution assumption: employee only about $74,324 at 4% or $49,549 at 6%; with 50% employer match about $49,549 at 4% or $33,033 at 6%; with 100% employer match about $37,162 at 4% or $24,775 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,797 | $1,933,192 | $13,858,648 | $7,712iApproximate average salary by contribution assumption: employee only about $192,803 at 4% or $128,535 at 6%; with 50% employer match about $128,535 at 4% or $85,690 at 6%; with 100% employer match about $96,401 at 4% or $64,268 at 6%. |
| 2006 | 4 | 2,318 | $305,141,230 | $21,872,307 | $9,436iApproximate average salary by contribution assumption: employee only about $235,896 at 4% or $157,264 at 6%; with 50% employer match about $157,264 at 4% or $104,843 at 6%; with 100% employer match about $117,948 at 4% or $78,632 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 2,318 | $224,840,239 | - | - |
| Thrift Plan for Salaried Employees | - | 790 | $49,967,813 | $4,010,938 | $5,077iApproximate average salary by contribution assumption: employee only about $126,928 at 4% or $84,619 at 6%; with 50% employer match about $84,619 at 4% or $56,413 at 6%; with 100% employer match about $63,464 at 4% or $42,309 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,235 | $27,812,815 | $3,606,609 | $2,920iApproximate average salary by contribution assumption: employee only about $73,008 at 4% or $48,672 at 6%; with 50% employer match about $48,672 at 4% or $32,448 at 6%; with 100% employer match about $36,504 at 4% or $24,336 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,976 | $2,520,363 | $14,254,760 | $7,214iApproximate average salary by contribution assumption: employee only about $180,349 at 4% or $120,232 at 6%; with 50% employer match about $120,232 at 4% or $80,155 at 6%; with 100% employer match about $90,174 at 4% or $60,116 at 6%. |
| 2005 | 4 | 1,781 | $278,989,676 | $19,062,402 | $10,703iApproximate average salary by contribution assumption: employee only about $267,580 at 4% or $178,387 at 6%; with 50% employer match about $178,387 at 4% or $118,924 at 6%; with 100% employer match about $133,790 at 4% or $89,193 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,754 | $209,647,330 | - | - |
| Thrift Plan for Salaried Employees | - | 716 | $43,464,007 | $3,303,112 | $4,613iApproximate average salary by contribution assumption: employee only about $115,332 at 4% or $76,888 at 6%; with 50% employer match about $76,888 at 4% or $51,259 at 6%; with 100% employer match about $57,666 at 4% or $38,444 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,088 | $24,523,747 | $2,807,004 | $2,580iApproximate average salary by contribution assumption: employee only about $64,499 at 4% or $42,999 at 6%; with 50% employer match about $42,999 at 4% or $28,666 at 6%; with 100% employer match about $32,250 at 4% or $21,500 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,781 | $1,354,592 | $12,952,286 | $7,272iApproximate average salary by contribution assumption: employee only about $181,812 at 4% or $121,208 at 6%; with 50% employer match about $121,208 at 4% or $80,805 at 6%; with 100% employer match about $90,906 at 4% or $60,604 at 6%. |
| 2004 | 5 | 1,551 | $326,052,278 | $16,899,369 | $10,896iApproximate average salary by contribution assumption: employee only about $272,395 at 4% or $181,596 at 6%; with 50% employer match about $181,596 at 4% or $121,064 at 6%; with 100% employer match about $136,197 at 4% or $90,798 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,494 | $200,655,277 | - | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Aggressive Fund | - | 0 | $62,087,750 | - | - |
| Thrift Plan for Salaried Employees | - | 738 | $40,083,948 | $3,091,384 | $4,189iApproximate average salary by contribution assumption: employee only about $104,722 at 4% or $69,814 at 6%; with 50% employer match about $69,814 at 4% or $46,543 at 6%; with 100% employer match about $52,361 at 4% or $34,907 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 853 | $22,003,801 | $2,618,083 | $3,069iApproximate average salary by contribution assumption: employee only about $76,732 at 4% or $51,154 at 6%; with 50% employer match about $51,154 at 4% or $34,103 at 6%; with 100% employer match about $38,366 at 4% or $25,577 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,551 | $1,221,502 | $11,189,902 | $7,215iApproximate average salary by contribution assumption: employee only about $180,366 at 4% or $120,244 at 6%; with 50% employer match about $120,244 at 4% or $80,163 at 6%; with 100% employer match about $90,183 at 4% or $60,122 at 6%. |
| 2003 | 4 | 1,543 | $267,257,523 | $11,206,522 | $7,263iApproximate average salary by contribution assumption: employee only about $181,570 at 4% or $121,047 at 6%; with 50% employer match about $121,047 at 4% or $80,698 at 6%; with 100% employer match about $90,785 at 4% or $60,523 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,543 | $189,485,963 | - | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Aggressive Fund | - | 0 | $55,875,486 | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 875 | $20,420,744 | $2,225,096 | $2,543iApproximate average salary by contribution assumption: employee only about $63,574 at 4% or $42,383 at 6%; with 50% employer match about $42,383 at 4% or $28,255 at 6%; with 100% employer match about $31,787 at 4% or $21,191 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,425 | $1,475,330 | $8,981,426 | $6,303iApproximate average salary by contribution assumption: employee only about $157,569 at 4% or $105,046 at 6%; with 50% employer match about $105,046 at 4% or $70,031 at 6%; with 100% employer match about $78,784 at 4% or $52,523 at 6%. |
| 2002 | 5 | 1,550 | $168,696,187 | $9,972,151 | $6,434iApproximate average salary by contribution assumption: employee only about $160,841 at 4% or $107,227 at 6%; with 50% employer match about $107,227 at 4% or $71,485 at 6%; with 100% employer match about $80,421 at 4% or $53,614 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,550 | $167,324,633 | - | - |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,350 | $1,371,554 | $9,972,151 | $7,387iApproximate average salary by contribution assumption: employee only about $184,669 at 4% or $123,113 at 6%; with 50% employer match about $123,113 at 4% or $82,075 at 6%; with 100% employer match about $92,335 at 4% or $61,556 at 6%. |
| Thrift Plan for Salaried Employees | - | 711 | - | - | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Aggressive Fund | - | 0 | - | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 829 | - | - | - |
| 2001 | 5 | 1,615 | $245,903,307 | $13,697,437 | $8,481iApproximate average salary by contribution assumption: employee only about $212,035 at 4% or $141,356 at 6%; with 50% employer match about $141,356 at 4% or $94,238 at 6%; with 100% employer match about $106,017 at 4% or $70,678 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,615 | $186,037,522 | - | - |
| Thrift Plan for Salaried Employees | - | 668 | $38,676,218 | $2,856,175 | $4,276iApproximate average salary by contribution assumption: employee only about $106,893 at 4% or $71,262 at 6%; with 50% employer match about $71,262 at 4% or $47,508 at 6%; with 100% employer match about $53,446 at 4% or $35,631 at 6%. |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 874 | $19,910,115 | $2,423,799 | $2,773iApproximate average salary by contribution assumption: employee only about $69,331 at 4% or $46,220 at 6%; with 50% employer match about $46,220 at 4% or $30,814 at 6%; with 100% employer match about $34,665 at 4% or $23,110 at 6%. |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,218 | $1,279,452 | $8,417,463 | $6,911iApproximate average salary by contribution assumption: employee only about $172,772 at 4% or $115,181 at 6%; with 50% employer match about $115,181 at 4% or $76,788 at 6%; with 100% employer match about $86,386 at 4% or $57,591 at 6%. |
| Lufkin Industries Inc. Master Retirement Trust Ssga Aggressive Fund | - | 0 | - | - | - |
| 2000 | 5 | 1,581 | $247,322,371 | $0 | - |
| Lufkin Industries Inc. Retirement Plan | - | 1,581 | $188,521,236 | - | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Aggressive Fund | - | 0 | $58,801,135 | - | - |
| Lufkin Industries Inc. Employee Welfare Benefit Plan and Trust | - | 1,445 | - | - | - |
| Thrift Plan for Salaried Employees | - | 943 | - | - | - |
| Thrift Plan for Hourly Employees of Lufkin Industries Inc. | - | 1,510 | - | - | - |
| 1999 | 10 | 1,606 | $288,276,913 | $5,734,640 | $3,571iApproximate average salary by contribution assumption: employee only about $89,269 at 4% or $59,513 at 6%; with 50% employer match about $59,513 at 4% or $39,675 at 6%; with 100% employer match about $44,634 at 4% or $29,756 at 6%. |
| Lufkin Industries Inc. Retirement Plan | - | 1,606 | $182,283,725 | - | - |
| Thrift Plan for Salaried Employees | - | 897 | $45,238,035 | $2,430,354 | $2,709iApproximate average salary by contribution assumption: employee only about $67,736 at 4% or $45,157 at 6%; with 50% employer match about $45,157 at 4% or $30,105 at 6%; with 100% employer match about $33,868 at 4% or $22,579 at 6%. |
| Lufkin Industries Inc. Master Retirement Trust Ssga Stable Value Fund | - | 0 | $37,385,633 | $1,947,004 | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Large Company Fund | - | 0 | $16,945,386 | $1,061,832 | - |
| Lufkin Industries Inc. Master Retirement Trust American Century International | - | 0 | $3,687,510 | $190,748 | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Small Stock Fund | - | 0 | $1,074,425 | $29,634 | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Moderate Fund | - | 0 | $865,352 | $19,499 | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Aggressive Fund | - | 0 | $645,960 | $46,115 | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Conservative Fund | - | 0 | $78,485 | $5,687 | - |
| Lufkin Industries Inc. Master Retirement Trust Ssga Bond Fund | - | 0 | $72,402 | $3,767 | - |