T-Mobile USA Inc.
Plan context: T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust
EIN 91-1983600 • 50 filings • 9 plans
Current Snapshot
Latest Year
2024
2024 Participants
69,772
2024 Assets
$9,051,824,432
2024 Contributions
$577,760,851
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 | 2 | 69,772 | $9,051,824,432 | $577,760,851 | $8,281iApproximate average salary by contribution assumption: employee only about $207,017 at 4% or $138,012 at 6%; with 50% employer match about $138,012 at 4% or $92,008 at 6%; with 100% employer match about $103,509 at 4% or $69,006 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 69,015 | $9,051,824,432 | $577,760,851 | $8,372iApproximate average salary by contribution assumption: employee only about $209,288 at 4% or $139,525 at 6%; with 50% employer match about $139,525 at 4% or $93,017 at 6%; with 100% employer match about $104,644 at 4% or $69,763 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 69,772 | - | - | - |
| 2023 | 2 | 66,624 | $8,338,937,292 | $616,715,424 | $9,257iApproximate average salary by contribution assumption: employee only about $231,416 at 4% or $154,278 at 6%; with 50% employer match about $154,278 at 4% or $102,852 at 6%; with 100% employer match about $115,708 at 4% or $77,139 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 66,624 | $8,338,937,292 | $616,715,424 | $9,257iApproximate average salary by contribution assumption: employee only about $231,416 at 4% or $154,278 at 6%; with 50% employer match about $154,278 at 4% or $102,852 at 6%; with 100% employer match about $115,708 at 4% or $77,139 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 66,548 | - | - | - |
| 2022 | 2 | 71,538 | $7,280,031,396 | $645,116,225 | $9,018iApproximate average salary by contribution assumption: employee only about $225,445 at 4% or $150,297 at 6%; with 50% employer match about $150,297 at 4% or $100,198 at 6%; with 100% employer match about $112,723 at 4% or $75,148 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 71,538 | $7,280,031,396 | $645,116,225 | $9,018iApproximate average salary by contribution assumption: employee only about $225,445 at 4% or $150,297 at 6%; with 50% employer match about $150,297 at 4% or $100,198 at 6%; with 100% employer match about $112,723 at 4% or $75,148 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 69,744 | - | - | - |
| 2021 | 2 | 75,797 | $8,960,289,885 | $629,097,114 | $8,300iApproximate average salary by contribution assumption: employee only about $207,494 at 4% or $138,329 at 6%; with 50% employer match about $138,329 at 4% or $92,220 at 6%; with 100% employer match about $103,747 at 4% or $69,165 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 75,797 | $8,960,289,885 | $629,097,114 | $8,300iApproximate average salary by contribution assumption: employee only about $207,494 at 4% or $138,329 at 6%; with 50% employer match about $138,329 at 4% or $92,220 at 6%; with 100% employer match about $103,747 at 4% or $69,165 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 74,378 | - | - | - |
| 2020 | 2 | 74,160 | $7,760,385,400 | $408,907,103 | $5,514iApproximate average salary by contribution assumption: employee only about $137,846 at 4% or $91,897 at 6%; with 50% employer match about $91,897 at 4% or $61,265 at 6%; with 100% employer match about $68,923 at 4% or $45,949 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 74,160 | $7,760,385,400 | $408,907,103 | $5,514iApproximate average salary by contribution assumption: employee only about $137,846 at 4% or $91,897 at 6%; with 50% employer match about $91,897 at 4% or $61,265 at 6%; with 100% employer match about $68,923 at 4% or $45,949 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 51,165 | - | - | - |
| 2019 | 2 | 52,666 | $3,359,697,145 | $375,719,662 | $7,134iApproximate average salary by contribution assumption: employee only about $178,350 at 4% or $118,900 at 6%; with 50% employer match about $118,900 at 4% or $79,267 at 6%; with 100% employer match about $89,175 at 4% or $59,450 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 52,131 | $3,359,697,145 | $375,719,662 | $7,207iApproximate average salary by contribution assumption: employee only about $180,181 at 4% or $120,120 at 6%; with 50% employer match about $120,120 at 4% or $80,080 at 6%; with 100% employer match about $90,090 at 4% or $60,060 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 52,666 | - | - | - |
| 2018 | 2 | 51,466 | $2,548,412,385 | $338,415,702 | $6,576iApproximate average salary by contribution assumption: employee only about $164,388 at 4% or $109,592 at 6%; with 50% employer match about $109,592 at 4% or $73,061 at 6%; with 100% employer match about $82,194 at 4% or $54,796 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 51,466 | $2,548,412,385 | $338,415,702 | $6,576iApproximate average salary by contribution assumption: employee only about $164,388 at 4% or $109,592 at 6%; with 50% employer match about $109,592 at 4% or $73,061 at 6%; with 100% employer match about $82,194 at 4% or $54,796 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 51,338 | - | - | - |
| 2017 | 2 | 50,874 | $2,510,836,609 | $298,805,560 | $5,873iApproximate average salary by contribution assumption: employee only about $146,836 at 4% or $97,891 at 6%; with 50% employer match about $97,891 at 4% or $65,260 at 6%; with 100% employer match about $73,418 at 4% or $48,945 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 50,671 | $2,510,836,609 | $298,805,560 | $5,897iApproximate average salary by contribution assumption: employee only about $147,424 at 4% or $98,283 at 6%; with 50% employer match about $98,283 at 4% or $65,522 at 6%; with 100% employer match about $73,712 at 4% or $49,141 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 50,874 | - | - | - |
| 2016 | 2 | 50,195 | $1,955,607,183 | $263,180,407 | $5,243iApproximate average salary by contribution assumption: employee only about $131,079 at 4% or $87,386 at 6%; with 50% employer match about $87,386 at 4% or $58,257 at 6%; with 100% employer match about $65,539 at 4% or $43,693 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 50,195 | $1,955,607,183 | $263,180,407 | $5,243iApproximate average salary by contribution assumption: employee only about $131,079 at 4% or $87,386 at 6%; with 50% employer match about $87,386 at 4% or $58,257 at 6%; with 100% employer match about $65,539 at 4% or $43,693 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 49,605 | - | - | - |
| 2015 | 2 | 49,838 | $1,668,971,000 | $229,077,951 | $4,596iApproximate average salary by contribution assumption: employee only about $114,911 at 4% or $76,608 at 6%; with 50% employer match about $76,608 at 4% or $51,072 at 6%; with 100% employer match about $57,456 at 4% or $38,304 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 49,838 | $1,668,971,000 | $229,077,951 | $4,596iApproximate average salary by contribution assumption: employee only about $114,911 at 4% or $76,608 at 6%; with 50% employer match about $76,608 at 4% or $51,072 at 6%; with 100% employer match about $57,456 at 4% or $38,304 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 47,221 | - | - | - |
| 2014 | 2 | 45,296 | $1,563,860,157 | $199,638,749 | $4,407iApproximate average salary by contribution assumption: employee only about $110,186 at 4% or $73,457 at 6%; with 50% employer match about $73,457 at 4% or $48,971 at 6%; with 100% employer match about $55,093 at 4% or $36,729 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 45,296 | $1,563,860,157 | $199,638,749 | $4,407iApproximate average salary by contribution assumption: employee only about $110,186 at 4% or $73,457 at 6%; with 50% employer match about $73,457 at 4% or $48,971 at 6%; with 100% employer match about $55,093 at 4% or $36,729 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 42,554 | - | - | - |
| 2013 | 4 | 36,951 | $1,371,024,157 | $169,726,929 | $4,593iApproximate average salary by contribution assumption: employee only about $114,832 at 4% or $76,555 at 6%; with 50% employer match about $76,555 at 4% or $51,037 at 6%; with 100% employer match about $57,416 at 4% or $38,277 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 36,951 | $1,338,515,199 | $166,215,833 | $4,498iApproximate average salary by contribution assumption: employee only about $112,457 at 4% or $74,971 at 6%; with 50% employer match about $74,971 at 4% or $49,981 at 6%; with 100% employer match about $56,228 at 4% or $37,486 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 511 | $16,254,479 | $1,755,548 | $3,436iApproximate average salary by contribution assumption: employee only about $85,888 at 4% or $57,259 at 6%; with 50% employer match about $57,259 at 4% or $38,172 at 6%; with 100% employer match about $42,944 at 4% or $28,629 at 6%. |
| T-MOBILE PUERTO RICO 1165(E) PLAN | - | 511 | $16,254,479 | $1,755,548 | $3,436iApproximate average salary by contribution assumption: employee only about $85,888 at 4% or $57,259 at 6%; with 50% employer match about $57,259 at 4% or $38,172 at 6%; with 100% employer match about $42,944 at 4% or $28,629 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 32,439 | - | - | - |
| 2012 | 3 | 33,858 | $1,111,620,771 | $172,281,313 | $5,088iApproximate average salary by contribution assumption: employee only about $127,209 at 4% or $84,806 at 6%; with 50% employer match about $84,806 at 4% or $56,537 at 6%; with 100% employer match about $63,604 at 4% or $42,403 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 33,858 | $1,099,129,903 | $170,722,689 | $5,042iApproximate average salary by contribution assumption: employee only about $126,058 at 4% or $84,039 at 6%; with 50% employer match about $84,039 at 4% or $56,026 at 6%; with 100% employer match about $63,029 at 4% or $42,019 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 527 | $12,490,868 | $1,558,624 | $2,958iApproximate average salary by contribution assumption: employee only about $73,939 at 4% or $49,292 at 6%; with 50% employer match about $49,292 at 4% or $32,862 at 6%; with 100% employer match about $36,969 at 4% or $24,646 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 32,439 | - | - | - |
| 2011 | 3 | 36,630 | $941,955,435 | $168,149,551 | $4,590iApproximate average salary by contribution assumption: employee only about $114,762 at 4% or $76,508 at 6%; with 50% employer match about $76,508 at 4% or $51,005 at 6%; with 100% employer match about $57,381 at 4% or $38,254 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 36,630 | $931,841,697 | $166,737,742 | $4,552iApproximate average salary by contribution assumption: employee only about $113,799 at 4% or $75,866 at 6%; with 50% employer match about $75,866 at 4% or $50,577 at 6%; with 100% employer match about $56,899 at 4% or $37,933 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 492 | $10,113,738 | $1,411,809 | $2,870iApproximate average salary by contribution assumption: employee only about $71,738 at 4% or $47,826 at 6%; with 50% employer match about $47,826 at 4% or $31,884 at 6%; with 100% employer match about $35,869 at 4% or $23,913 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 32,664 | - | - | - |
| 2010 | 3 | 41,593 | $900,691,592 | $159,159,375 | $3,827iApproximate average salary by contribution assumption: employee only about $95,665 at 4% or $63,777 at 6%; with 50% employer match about $63,777 at 4% or $42,518 at 6%; with 100% employer match about $47,832 at 4% or $31,888 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 41,593 | $891,269,459 | $158,025,089 | $3,799iApproximate average salary by contribution assumption: employee only about $94,983 at 4% or $63,322 at 6%; with 50% employer match about $63,322 at 4% or $42,215 at 6%; with 100% employer match about $47,491 at 4% or $31,661 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 486 | $9,422,133 | $1,134,286 | $2,334iApproximate average salary by contribution assumption: employee only about $58,348 at 4% or $38,899 at 6%; with 50% employer match about $38,899 at 4% or $25,932 at 6%; with 100% employer match about $29,174 at 4% or $19,449 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 37,254 | - | - | - |
| 2009 | 3 | 44,358 | $720,453,898 | $157,729,678 | $3,556iApproximate average salary by contribution assumption: employee only about $88,896 at 4% or $59,264 at 6%; with 50% employer match about $59,264 at 4% or $39,509 at 6%; with 100% employer match about $44,448 at 4% or $29,632 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 44,358 | $712,671,744 | $156,679,140 | $3,532iApproximate average salary by contribution assumption: employee only about $88,304 at 4% or $58,869 at 6%; with 50% employer match about $58,869 at 4% or $39,246 at 6%; with 100% employer match about $44,152 at 4% or $29,435 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 465 | $7,782,154 | $1,050,538 | $2,259iApproximate average salary by contribution assumption: employee only about $56,481 at 4% or $37,654 at 6%; with 50% employer match about $37,654 at 4% or $25,102 at 6%; with 100% employer match about $28,240 at 4% or $18,827 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 39,584 | - | - | - |
| 2008 | 2 | 41,377 | $0 | $0 | - |
| T-Mobile USA Inc. Employee Benefit Plan | - | 40,952 | - | - | - |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 41,377 | - | - | - |
| 2007 | 2 | 36,683 | $509,835,571 | $127,668,478 | $3,480iApproximate average salary by contribution assumption: employee only about $87,008 at 4% or $58,005 at 6%; with 50% employer match about $58,005 at 4% or $38,670 at 6%; with 100% employer match about $43,504 at 4% or $29,003 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 36,683 | $509,835,571 | $127,668,478 | $3,480iApproximate average salary by contribution assumption: employee only about $87,008 at 4% or $58,005 at 6%; with 50% employer match about $58,005 at 4% or $38,670 at 6%; with 100% employer match about $43,504 at 4% or $29,003 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 36,363 | - | - | - |
| 2006 | 2 | 33,074 | $389,752,231 | $102,434,661 | $3,097iApproximate average salary by contribution assumption: employee only about $77,428 at 4% or $51,619 at 6%; with 50% employer match about $51,619 at 4% or $34,413 at 6%; with 100% employer match about $38,714 at 4% or $25,809 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 33,074 | $389,752,231 | $102,434,661 | $3,097iApproximate average salary by contribution assumption: employee only about $77,428 at 4% or $51,619 at 6%; with 50% employer match about $51,619 at 4% or $34,413 at 6%; with 100% employer match about $38,714 at 4% or $25,809 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 32,603 | - | - | - |
| 2005 | 2 | 29,927 | $281,380,703 | $74,805,950 | $2,500iApproximate average salary by contribution assumption: employee only about $62,490 at 4% or $41,660 at 6%; with 50% employer match about $41,660 at 4% or $27,773 at 6%; with 100% employer match about $31,245 at 4% or $20,830 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 28,895 | $281,380,703 | $74,805,950 | $2,589iApproximate average salary by contribution assumption: employee only about $64,722 at 4% or $43,148 at 6%; with 50% employer match about $43,148 at 4% or $28,765 at 6%; with 100% employer match about $32,361 at 4% or $21,574 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 29,927 | - | - | - |
| 2004 | 2 | 26,190 | $215,774,278 | $57,444,935 | $2,193iApproximate average salary by contribution assumption: employee only about $54,835 at 4% or $36,557 at 6%; with 50% employer match about $36,557 at 4% or $24,371 at 6%; with 100% employer match about $27,417 at 4% or $18,278 at 6%. |
| T-Mobile USA Inc. 401(K) Retirement Savings Plan and Trust | - | 24,797 | $215,774,278 | $57,444,935 | $2,317iApproximate average salary by contribution assumption: employee only about $57,915 at 4% or $38,610 at 6%; with 50% employer match about $38,610 at 4% or $25,740 at 6%; with 100% employer match about $28,958 at 4% or $19,305 at 6%. |
| T-Mobile USA Inc. Employee Benefit Plan | - | 26,190 | - | - | - |
| 2003 | 1 | 23,535 | $0 | $0 | - |
| T-Mobile USA Inc. Employee Benefit Plan | - | 23,535 | - | - | - |
| 2002 | 1 | 16,323 | $0 | $0 | - |
| T-Mobile USA Inc. Employee Benefit Plan | - | 16,323 | - | - | - |