First Interstate Bancsystem Inc,
Plan context: Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt,
EIN 81-0331430 • Billings, MT • 78 filings • 8 plans
Current Snapshot
Latest Year
2024
2024 Participants
3,478
2024 Assets
$481,734,557
2024 Contributions
$37,924,312
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 | 3 | 3,478 | $481,734,557 | $37,924,312 | $10,904iApproximate average salary by contribution assumption: employee only about $272,601 at 4% or $181,734 at 6%; with 50% employer match about $181,734 at 4% or $121,156 at 6%; with 100% employer match about $136,301 at 4% or $90,867 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 3,478 | $481,734,557 | $37,924,312 | $10,904iApproximate average salary by contribution assumption: employee only about $272,601 at 4% or $181,734 at 6%; with 50% employer match about $181,734 at 4% or $121,156 at 6%; with 100% employer match about $136,301 at 4% or $90,867 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 2,945 | - | - | - |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 0 | - | - | - |
| 2023 | 3 | 3,530 | $453,618,257 | $36,888,696 | $10,450iApproximate average salary by contribution assumption: employee only about $261,251 at 4% or $174,168 at 6%; with 50% employer match about $174,168 at 4% or $116,112 at 6%; with 100% employer match about $130,626 at 4% or $87,084 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 3,530 | $453,618,257 | $36,888,696 | $10,450iApproximate average salary by contribution assumption: employee only about $261,251 at 4% or $174,168 at 6%; with 50% employer match about $174,168 at 4% or $116,112 at 6%; with 100% employer match about $130,626 at 4% or $87,084 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 3,230 | - | - | - |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 336 | - | - | - |
| 2022 | 3 | 3,750 | $425,784,366 | $36,495,977 | $9,732iApproximate average salary by contribution assumption: employee only about $243,307 at 4% or $162,204 at 6%; with 50% employer match about $162,204 at 4% or $108,136 at 6%; with 100% employer match about $121,653 at 4% or $81,102 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 3,750 | $425,784,366 | $36,495,977 | $9,732iApproximate average salary by contribution assumption: employee only about $243,307 at 4% or $162,204 at 6%; with 50% employer match about $162,204 at 4% or $108,136 at 6%; with 100% employer match about $121,653 at 4% or $81,102 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 3,149 | - | - | - |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 694 | - | - | - |
| 2021 | 3 | 2,313 | $378,939,621 | $25,489,398 | $11,020iApproximate average salary by contribution assumption: employee only about $275,501 at 4% or $183,668 at 6%; with 50% employer match about $183,668 at 4% or $122,445 at 6%; with 100% employer match about $137,751 at 4% or $91,834 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 2,313 | $378,939,621 | $25,489,398 | $11,020iApproximate average salary by contribution assumption: employee only about $275,501 at 4% or $183,668 at 6%; with 50% employer match about $183,668 at 4% or $122,445 at 6%; with 100% employer match about $137,751 at 4% or $91,834 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,999 | - | - | - |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 187 | - | - | - |
| 2020 | 3 | 2,449 | $352,733,887 | $25,582,697 | $10,446iApproximate average salary by contribution assumption: employee only about $261,155 at 4% or $174,103 at 6%; with 50% employer match about $174,103 at 4% or $116,069 at 6%; with 100% employer match about $130,577 at 4% or $87,052 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 2,449 | $352,733,887 | $25,582,697 | $10,446iApproximate average salary by contribution assumption: employee only about $261,155 at 4% or $174,103 at 6%; with 50% employer match about $174,103 at 4% or $116,069 at 6%; with 100% employer match about $130,577 at 4% or $87,052 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 2,239 | - | - | - |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 504 | - | - | - |
| 2019 | 3 | 2,499 | $304,777,859 | $44,976,801 | $17,998iApproximate average salary by contribution assumption: employee only about $449,948 at 4% or $299,965 at 6%; with 50% employer match about $299,965 at 4% or $199,977 at 6%; with 100% employer match about $224,974 at 4% or $149,983 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 2,499 | $304,777,859 | $26,255,830 | $10,507iApproximate average salary by contribution assumption: employee only about $262,663 at 4% or $175,109 at 6%; with 50% employer match about $175,109 at 4% or $116,739 at 6%; with 100% employer match about $131,332 at 4% or $87,554 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 493 | - | - | - |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 2,154 | - | $18,720,971 | $8,691iApproximate average salary by contribution assumption: employee only about $217,281 at 4% or $144,854 at 6%; with 50% employer match about $144,854 at 4% or $96,570 at 6%; with 100% employer match about $108,641 at 4% or $72,427 at 6%. |
| 2018 | 3 | 2,358 | $264,972,154 | $42,146,281 | $17,874iApproximate average salary by contribution assumption: employee only about $446,844 at 4% or $297,896 at 6%; with 50% employer match about $297,896 at 4% or $198,597 at 6%; with 100% employer match about $223,422 at 4% or $148,948 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 2,358 | $260,954,230 | $20,688,271 | $8,774iApproximate average salary by contribution assumption: employee only about $219,341 at 4% or $146,228 at 6%; with 50% employer match about $146,228 at 4% or $97,485 at 6%; with 100% employer match about $109,671 at 4% or $73,114 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 2,153 | $4,017,924 | $21,458,010 | $9,967iApproximate average salary by contribution assumption: employee only about $249,164 at 4% or $166,109 at 6%; with 50% employer match about $166,109 at 4% or $110,740 at 6%; with 100% employer match about $124,582 at 4% or $83,055 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 369 | - | - | - |
| 2017 | 3 | 2,362 | $283,411,589 | $35,267,122 | $14,931iApproximate average salary by contribution assumption: employee only about $373,276 at 4% or $248,851 at 6%; with 50% employer match about $248,851 at 4% or $165,900 at 6%; with 100% employer match about $186,638 at 4% or $124,425 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 2,278 | $277,122,399 | $16,571,268 | $7,274iApproximate average salary by contribution assumption: employee only about $181,862 at 4% or $121,241 at 6%; with 50% employer match about $121,241 at 4% or $80,828 at 6%; with 100% employer match about $90,931 at 4% or $60,621 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 2,362 | $6,289,190 | $18,695,854 | $7,915iApproximate average salary by contribution assumption: employee only about $197,882 at 4% or $131,921 at 6%; with 50% employer match about $131,921 at 4% or $87,947 at 6%; with 100% employer match about $98,941 at 4% or $65,961 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 291 | - | - | - |
| 2016 | 3 | 1,676 | $234,094,909 | $34,827,333 | $20,780iApproximate average salary by contribution assumption: employee only about $519,501 at 4% or $346,334 at 6%; with 50% employer match about $346,334 at 4% or $230,889 at 6%; with 100% employer match about $259,750 at 4% or $173,167 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,676 | $228,286,972 | $16,373,313 | $9,769iApproximate average salary by contribution assumption: employee only about $244,232 at 4% or $162,821 at 6%; with 50% employer match about $162,821 at 4% or $108,548 at 6%; with 100% employer match about $122,116 at 4% or $81,411 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,442 | $5,807,937 | $18,454,020 | $12,798iApproximate average salary by contribution assumption: employee only about $319,938 at 4% or $213,292 at 6%; with 50% employer match about $213,292 at 4% or $142,195 at 6%; with 100% employer match about $159,969 at 4% or $106,646 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 260 | - | - | - |
| 2015 | 3 | 1,732 | $213,672,206 | $32,006,964 | $18,480iApproximate average salary by contribution assumption: employee only about $461,994 at 4% or $307,996 at 6%; with 50% employer match about $307,996 at 4% or $205,331 at 6%; with 100% employer match about $230,997 at 4% or $153,998 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,732 | $208,687,442 | $14,354,095 | $8,288iApproximate average salary by contribution assumption: employee only about $207,190 at 4% or $138,126 at 6%; with 50% employer match about $138,126 at 4% or $92,084 at 6%; with 100% employer match about $103,595 at 4% or $69,063 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,451 | $4,984,764 | $17,652,869 | $12,166iApproximate average salary by contribution assumption: employee only about $304,150 at 4% or $202,767 at 6%; with 50% employer match about $202,767 at 4% or $135,178 at 6%; with 100% employer match about $152,075 at 4% or $101,383 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 265 | - | - | - |
| 2014 | 3 | 1,701 | $222,350,530 | $31,409,168 | $18,465iApproximate average salary by contribution assumption: employee only about $461,628 at 4% or $307,752 at 6%; with 50% employer match about $307,752 at 4% or $205,168 at 6%; with 100% employer match about $230,814 at 4% or $153,876 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,701 | $215,317,161 | $15,172,786 | $8,920iApproximate average salary by contribution assumption: employee only about $222,998 at 4% or $148,665 at 6%; with 50% employer match about $148,665 at 4% or $99,110 at 6%; with 100% employer match about $111,499 at 4% or $74,333 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,319 | $7,033,369 | $16,236,382 | $12,310iApproximate average salary by contribution assumption: employee only about $307,740 at 4% or $205,160 at 6%; with 50% employer match about $205,160 at 4% or $136,773 at 6%; with 100% employer match about $153,870 at 4% or $102,580 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 265 | - | - | - |
| 2013 | 3 | 1,632 | $214,791,627 | $29,748,242 | $18,228iApproximate average salary by contribution assumption: employee only about $455,702 at 4% or $303,801 at 6%; with 50% employer match about $303,801 at 4% or $202,534 at 6%; with 100% employer match about $227,851 at 4% or $151,901 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,632 | $208,991,837 | $12,777,340 | $7,829iApproximate average salary by contribution assumption: employee only about $195,731 at 4% or $130,488 at 6%; with 50% employer match about $130,488 at 4% or $86,992 at 6%; with 100% employer match about $97,866 at 4% or $65,244 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,397 | $5,799,790 | $16,970,902 | $12,148iApproximate average salary by contribution assumption: employee only about $303,703 at 4% or $202,468 at 6%; with 50% employer match about $202,468 at 4% or $134,979 at 6%; with 100% employer match about $151,851 at 4% or $101,234 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 412 | - | - | - |
| 2012 | 3 | 1,717 | $178,918,156 | $29,817,030 | $17,366iApproximate average salary by contribution assumption: employee only about $434,144 at 4% or $289,430 at 6%; with 50% employer match about $289,430 at 4% or $192,953 at 6%; with 100% employer match about $217,072 at 4% or $144,715 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,717 | $174,939,943 | $13,175,065 | $7,673iApproximate average salary by contribution assumption: employee only about $191,833 at 4% or $127,888 at 6%; with 50% employer match about $127,888 at 4% or $85,259 at 6%; with 100% employer match about $95,916 at 4% or $63,944 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,383 | $3,978,213 | $16,641,965 | $12,033iApproximate average salary by contribution assumption: employee only about $300,831 at 4% or $200,554 at 6%; with 50% employer match about $200,554 at 4% or $133,703 at 6%; with 100% employer match about $150,415 at 4% or $100,277 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 470 | - | - | - |
| 2011 | 3 | 1,696 | $153,346,000 | $28,801,530 | $16,982iApproximate average salary by contribution assumption: employee only about $424,551 at 4% or $283,034 at 6%; with 50% employer match about $283,034 at 4% or $188,689 at 6%; with 100% employer match about $212,275 at 4% or $141,517 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,696 | $151,653,880 | $12,792,839 | $7,543iApproximate average salary by contribution assumption: employee only about $188,574 at 4% or $125,716 at 6%; with 50% employer match about $125,716 at 4% or $83,811 at 6%; with 100% employer match about $94,287 at 4% or $62,858 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,344 | $1,692,120 | $16,008,691 | $11,911iApproximate average salary by contribution assumption: employee only about $297,781 at 4% or $198,520 at 6%; with 50% employer match about $198,520 at 4% or $132,347 at 6%; with 100% employer match about $148,890 at 4% or $99,260 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 404 | - | - | - |
| 2010 | 3 | 1,752 | $160,023,057 | $26,694,869 | $15,237iApproximate average salary by contribution assumption: employee only about $380,920 at 4% or $253,947 at 6%; with 50% employer match about $253,947 at 4% or $169,298 at 6%; with 100% employer match about $190,460 at 4% or $126,973 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,752 | $158,304,006 | $12,248,908 | $6,991iApproximate average salary by contribution assumption: employee only about $174,785 at 4% or $116,523 at 6%; with 50% employer match about $116,523 at 4% or $77,682 at 6%; with 100% employer match about $87,392 at 4% or $58,262 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,484 | $1,719,051 | $14,445,961 | $9,734iApproximate average salary by contribution assumption: employee only about $243,362 at 4% or $162,241 at 6%; with 50% employer match about $162,241 at 4% or $108,161 at 6%; with 100% employer match about $121,681 at 4% or $81,121 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 382 | - | - | - |
| 2009 | 3 | 1,757 | $143,110,505 | $25,663,403 | $14,606iApproximate average salary by contribution assumption: employee only about $365,159 at 4% or $243,440 at 6%; with 50% employer match about $243,440 at 4% or $162,293 at 6%; with 100% employer match about $182,580 at 4% or $121,720 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,757 | $141,021,635 | $12,226,593 | $6,959iApproximate average salary by contribution assumption: employee only about $173,970 at 4% or $115,980 at 6%; with 50% employer match about $115,980 at 4% or $77,320 at 6%; with 100% employer match about $86,985 at 4% or $57,990 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,480 | $2,088,870 | $13,436,810 | $9,079iApproximate average salary by contribution assumption: employee only about $226,973 at 4% or $151,315 at 6%; with 50% employer match about $151,315 at 4% or $100,877 at 6%; with 100% employer match about $113,487 at 4% or $75,658 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 474 | - | - | - |
| 2008 | 3 | 1,768 | $129,927,498 | $34,307,471 | $19,405iApproximate average salary by contribution assumption: employee only about $485,117 at 4% or $323,411 at 6%; with 50% employer match about $323,411 at 4% or $215,608 at 6%; with 100% employer match about $242,558 at 4% or $161,706 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,768 | $127,599,894 | $21,646,327 | $12,243iApproximate average salary by contribution assumption: employee only about $306,085 at 4% or $204,057 at 6%; with 50% employer match about $204,057 at 4% or $136,038 at 6%; with 100% employer match about $153,042 at 4% or $102,028 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,435 | $2,327,604 | $12,661,144 | $8,823iApproximate average salary by contribution assumption: employee only about $220,577 at 4% or $147,052 at 6%; with 50% employer match about $147,052 at 4% or $98,034 at 6%; with 100% employer match about $110,289 at 4% or $73,526 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 525 | - | - | - |
| 2007 | 3 | 1,710 | $157,731,649 | $24,694,726 | $14,441iApproximate average salary by contribution assumption: employee only about $361,034 at 4% or $240,689 at 6%; with 50% employer match about $240,689 at 4% or $160,460 at 6%; with 100% employer match about $180,517 at 4% or $120,345 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,710 | $155,862,183 | $12,734,646 | $7,447iApproximate average salary by contribution assumption: employee only about $186,179 at 4% or $124,119 at 6%; with 50% employer match about $124,119 at 4% or $82,746 at 6%; with 100% employer match about $93,090 at 4% or $62,060 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,496 | $1,869,466 | $11,960,080 | $7,995iApproximate average salary by contribution assumption: employee only about $199,868 at 4% or $133,245 at 6%; with 50% employer match about $133,245 at 4% or $88,830 at 6%; with 100% employer match about $99,934 at 4% or $66,623 at 6%. |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 448 | - | - | - |
| 2006 | 4 | 1,666 | $141,606,009 | $20,261,953 | $12,162iApproximate average salary by contribution assumption: employee only about $304,051 at 4% or $202,701 at 6%; with 50% employer match about $202,701 at 4% or $135,134 at 6%; with 100% employer match about $152,025 at 4% or $101,350 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,666 | $140,401,159 | $11,284,509 | $6,773iApproximate average salary by contribution assumption: employee only about $169,335 at 4% or $112,890 at 6%; with 50% employer match about $112,890 at 4% or $75,260 at 6%; with 100% employer match about $84,668 at 4% or $56,445 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,477 | $1,204,850 | $8,977,444 | $6,078iApproximate average salary by contribution assumption: employee only about $151,954 at 4% or $101,303 at 6%; with 50% employer match about $101,303 at 4% or $67,535 at 6%; with 100% employer match about $75,977 at 4% or $50,651 at 6%. |
| FIRST INTERSTATE BANK ENDORSEMENT SPLIT DOLLAR PLAN | - | 303 | - | - | - |
| First Interstate Bancsystem Inc Flex Benefits Plan | - | 453 | - | - | - |
| 2005 | 4 | 1,619 | $117,278,115 | $18,400,762 | $11,366iApproximate average salary by contribution assumption: employee only about $284,138 at 4% or $189,425 at 6%; with 50% employer match about $189,425 at 4% or $126,283 at 6%; with 100% employer match about $142,069 at 4% or $94,713 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,619 | $114,173,675 | $9,591,669 | $5,924iApproximate average salary by contribution assumption: employee only about $148,111 at 4% or $98,741 at 6%; with 50% employer match about $98,741 at 4% or $65,827 at 6%; with 100% employer match about $74,056 at 4% or $49,370 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,491 | $3,104,440 | $8,809,093 | $5,908iApproximate average salary by contribution assumption: employee only about $147,704 at 4% or $98,470 at 6%; with 50% employer match about $98,470 at 4% or $65,646 at 6%; with 100% employer match about $73,852 at 4% or $49,235 at 6%. |
| FIRST INTERSTATE BANK ENDORSEMENT SPLIT DOLLAR PLAN | - | 233 | - | - | - |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 445 | - | - | - |
| 2004 | 4 | 1,671 | $97,531,644 | $17,355,925 | $10,387iApproximate average salary by contribution assumption: employee only about $259,664 at 4% or $173,109 at 6%; with 50% employer match about $173,109 at 4% or $115,406 at 6%; with 100% employer match about $129,832 at 4% or $86,555 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,671 | $94,467,428 | $8,924,136 | $5,341iApproximate average salary by contribution assumption: employee only about $133,515 at 4% or $89,010 at 6%; with 50% employer match about $89,010 at 4% or $59,340 at 6%; with 100% employer match about $66,757 at 4% or $44,505 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,457 | $3,064,216 | $8,431,789 | $5,787iApproximate average salary by contribution assumption: employee only about $144,677 at 4% or $96,451 at 6%; with 50% employer match about $96,451 at 4% or $64,301 at 6%; with 100% employer match about $72,339 at 4% or $48,226 at 6%. |
| FIRST INTERSTATE BANK ENDORSEMENT SPLIT DOLLAR PLAN | - | 257 | - | - | - |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 442 | - | - | - |
| 2003 | 4 | 1,706 | $81,972,064 | $16,214,627 | $9,504iApproximate average salary by contribution assumption: employee only about $237,612 at 4% or $158,408 at 6%; with 50% employer match about $158,408 at 4% or $105,605 at 6%; with 100% employer match about $118,806 at 4% or $79,204 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,706 | $79,029,889 | $8,772,777 | $5,142iApproximate average salary by contribution assumption: employee only about $128,558 at 4% or $85,705 at 6%; with 50% employer match about $85,705 at 4% or $57,137 at 6%; with 100% employer match about $64,279 at 4% or $42,853 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,444 | $2,942,175 | $7,441,850 | $5,154iApproximate average salary by contribution assumption: employee only about $128,841 at 4% or $85,894 at 6%; with 50% employer match about $85,894 at 4% or $57,263 at 6%; with 100% employer match about $64,420 at 4% or $42,947 at 6%. |
| FIRST INTERSTATE BANK ENDORSEMENT SPLIT DOLLAR PLAN | - | 275 | - | - | - |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 412 | - | - | - |
| 2002 | 4 | 1,645 | $63,883,914 | $14,001,329 | $8,511iApproximate average salary by contribution assumption: employee only about $212,786 at 4% or $141,857 at 6%; with 50% employer match about $141,857 at 4% or $94,572 at 6%; with 100% employer match about $106,393 at 4% or $70,929 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,645 | $61,263,481 | $7,050,656 | $4,286iApproximate average salary by contribution assumption: employee only about $107,153 at 4% or $71,435 at 6%; with 50% employer match about $71,435 at 4% or $47,623 at 6%; with 100% employer match about $53,576 at 4% or $35,718 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,379 | $2,620,433 | $6,950,673 | $5,040iApproximate average salary by contribution assumption: employee only about $126,009 at 4% or $84,006 at 6%; with 50% employer match about $84,006 at 4% or $56,004 at 6%; with 100% employer match about $63,005 at 4% or $42,003 at 6%. |
| FIRST INTERSTATE BANK ENDORSEMENT SPLIT DOLLAR PLAN | - | 301 | - | - | - |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 399 | - | - | - |
| 2001 | 2 | 1,532 | $62,493,044 | $12,172,266 | $7,945iApproximate average salary by contribution assumption: employee only about $198,634 at 4% or $132,422 at 6%; with 50% employer match about $132,422 at 4% or $88,282 at 6%; with 100% employer match about $99,317 at 4% or $66,211 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,532 | $60,749,932 | $6,255,756 | $4,083iApproximate average salary by contribution assumption: employee only about $102,085 at 4% or $68,057 at 6%; with 50% employer match about $68,057 at 4% or $45,371 at 6%; with 100% employer match about $51,042 at 4% or $34,028 at 6%. |
| First Interstate Bancsystem Inc Group Health Benefit Plan | - | 1,310 | $1,743,112 | $5,916,510 | $4,516iApproximate average salary by contribution assumption: employee only about $112,910 at 4% or $75,274 at 6%; with 50% employer match about $75,274 at 4% or $50,182 at 6%; with 100% employer match about $56,455 at 4% or $37,637 at 6%. |
| 2000 | 1 | 1,164 | $57,890,020 | $5,500,162 | $4,725iApproximate average salary by contribution assumption: employee only about $118,131 at 4% or $78,754 at 6%; with 50% employer match about $78,754 at 4% or $52,503 at 6%; with 100% employer match about $59,065 at 4% or $39,377 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,164 | $57,890,020 | $5,500,162 | $4,725iApproximate average salary by contribution assumption: employee only about $118,131 at 4% or $78,754 at 6%; with 50% employer match about $78,754 at 4% or $52,503 at 6%; with 100% employer match about $59,065 at 4% or $39,377 at 6%. |
| 1999 | 1 | 1,146 | $58,622,189 | $4,701,914 | $4,103iApproximate average salary by contribution assumption: employee only about $102,572 at 4% or $68,382 at 6%; with 50% employer match about $68,382 at 4% or $45,588 at 6%; with 100% employer match about $51,286 at 4% or $34,191 at 6%. |
| Sav. & Prof. Shar Plan for Empl of First Interstate Bancsys. of Mt, | - | 1,146 | $58,622,189 | $4,701,914 | $4,103iApproximate average salary by contribution assumption: employee only about $102,572 at 4% or $68,382 at 6%; with 50% employer match about $68,382 at 4% or $45,588 at 6%; with 100% employer match about $51,286 at 4% or $34,191 at 6%. |