Civic Intelligence

Twitter Inc.

Plan context: Twitter Inc. 401(K) Savings Plan

EIN 20-8913779 • San Francisco, CA • 38 filings • 9 plans

1355 Market StreetSan Francisco, CA 94102
Current Snapshot

Latest Year

2025

2025 Participants

825

2025 Assets

$574,256,851

2025 Contributions

$16,078,085

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$610,434,938$305,217,469$0200720162024YearValue
$574,256,851Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

5,5012,7510200720172025YearValue
825Latest year 2025

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
20252825$0$0-
X Corp. Legal Plan-133---
Twitter Inc. Health and Welfare Plan-825---
20243823$574,256,851$16,078,085$19,536iApproximate average salary by contribution assumption: employee only about $488,399 at 4% or $325,599 at 6%; with 50% employer match about $325,599 at 4% or $217,066 at 6%; with 100% employer match about $244,199 at 4% or $162,800 at 6%.
Twitter Inc. 401(K) Savings Plan-823$574,256,851$16,078,085$19,536iApproximate average salary by contribution assumption: employee only about $488,399 at 4% or $325,599 at 6%; with 50% employer match about $325,599 at 4% or $217,066 at 6%; with 100% employer match about $244,199 at 4% or $162,800 at 6%.
X Corp. Legal Plan-132---
Twitter Inc. Health and Welfare Plan-757---
20233717$572,590,787$30,777,232$42,925iApproximate average salary by contribution assumption: employee only about $1,073,125 at 4% or $715,417 at 6%; with 50% employer match about $715,417 at 4% or $476,945 at 6%; with 100% employer match about $536,563 at 4% or $357,708 at 6%.
Twitter Inc. 401(K) Savings Plan-717$572,590,787$30,777,232$42,925iApproximate average salary by contribution assumption: employee only about $1,073,125 at 4% or $715,417 at 6%; with 50% employer match about $715,417 at 4% or $476,945 at 6%; with 100% employer match about $536,563 at 4% or $357,708 at 6%.
X Corp. Legal Plan-143---
Twitter Inc. Health and Welfare Plan-641---
202234,945$587,789,807$143,944,945$29,109iApproximate average salary by contribution assumption: employee only about $727,730 at 4% or $485,153 at 6%; with 50% employer match about $485,153 at 4% or $323,435 at 6%; with 100% employer match about $363,865 at 4% or $242,577 at 6%.
Twitter Inc. 401(K) Savings Plan-4,935$587,789,807$143,944,945$29,168iApproximate average salary by contribution assumption: employee only about $729,204 at 4% or $486,136 at 6%; with 50% employer match about $486,136 at 4% or $324,091 at 6%; with 100% employer match about $364,602 at 4% or $243,068 at 6%.
Twitter Inc. Health and Welfare Plan-4,945---
X Corp. Legal Plan-1,110---
202125,501$610,434,938$122,777,808$22,319iApproximate average salary by contribution assumption: employee only about $557,979 at 4% or $371,986 at 6%; with 50% employer match about $371,986 at 4% or $247,991 at 6%; with 100% employer match about $278,990 at 4% or $185,993 at 6%.
Twitter Inc. 401(K) Savings Plan-5,305$610,434,938$122,777,808$23,144iApproximate average salary by contribution assumption: employee only about $578,595 at 4% or $385,730 at 6%; with 50% employer match about $385,730 at 4% or $257,153 at 6%; with 100% employer match about $289,297 at 4% or $192,865 at 6%.
Twitter Inc. Health and Welfare Plan-5,501---
202024,154$440,752,382$85,398,573$20,558iApproximate average salary by contribution assumption: employee only about $513,954 at 4% or $342,636 at 6%; with 50% employer match about $342,636 at 4% or $228,424 at 6%; with 100% employer match about $256,977 at 4% or $171,318 at 6%.
Twitter Inc. 401(K) Savings Plan-4,154$440,752,382$85,398,573$20,558iApproximate average salary by contribution assumption: employee only about $513,954 at 4% or $342,636 at 6%; with 50% employer match about $342,636 at 4% or $228,424 at 6%; with 100% employer match about $256,977 at 4% or $171,318 at 6%.
Twitter Inc. Health and Welfare Plan-4,135---
201924,007$306,491,646$69,909,830$17,447iApproximate average salary by contribution assumption: employee only about $436,173 at 4% or $290,782 at 6%; with 50% employer match about $290,782 at 4% or $193,855 at 6%; with 100% employer match about $218,087 at 4% or $145,391 at 6%.
Twitter Inc. 401(K) Savings Plan-4,007$306,491,646$69,909,830$17,447iApproximate average salary by contribution assumption: employee only about $436,173 at 4% or $290,782 at 6%; with 50% employer match about $290,782 at 4% or $193,855 at 6%; with 100% employer match about $218,087 at 4% or $145,391 at 6%.
Twitter Inc. Health and Welfare Plan-3,659---
201822,984$196,646,826$44,352,326$14,863iApproximate average salary by contribution assumption: employee only about $371,585 at 4% or $247,723 at 6%; with 50% employer match about $247,723 at 4% or $165,149 at 6%; with 100% employer match about $185,792 at 4% or $123,862 at 6%.
Twitter Inc. 401(K) Savings Plan-2,947$196,646,826$44,352,326$15,050iApproximate average salary by contribution assumption: employee only about $376,250 at 4% or $250,833 at 6%; with 50% employer match about $250,833 at 4% or $167,222 at 6%; with 100% employer match about $188,125 at 4% or $125,417 at 6%.
Twitter Inc. Health and Welfare Plan-2,984---
201722,552$180,465,167$37,229,660$14,588iApproximate average salary by contribution assumption: employee only about $364,711 at 4% or $243,140 at 6%; with 50% employer match about $243,140 at 4% or $162,094 at 6%; with 100% employer match about $182,355 at 4% or $121,570 at 6%.
Twitter Inc. 401(K) Savings Plan-2,552$180,465,167$37,229,660$14,588iApproximate average salary by contribution assumption: employee only about $364,711 at 4% or $243,140 at 6%; with 50% employer match about $243,140 at 4% or $162,094 at 6%; with 100% employer match about $182,355 at 4% or $121,570 at 6%.
Twitter Inc. Health and Welfare Plan-2,550---
201622,946$135,565,342$40,440,070$13,727iApproximate average salary by contribution assumption: employee only about $343,178 at 4% or $228,785 at 6%; with 50% employer match about $228,785 at 4% or $152,523 at 6%; with 100% employer match about $171,589 at 4% or $114,393 at 6%.
Twitter Inc. 401(K) Savings Plan-2,343$135,565,342$40,440,070$17,260iApproximate average salary by contribution assumption: employee only about $431,499 at 4% or $287,666 at 6%; with 50% employer match about $287,666 at 4% or $191,777 at 6%; with 100% employer match about $215,749 at 4% or $143,833 at 6%.
Twitter Inc. Health and Welfare Plan-2,946---
201522,934$100,867,568$42,814,081$14,592iApproximate average salary by contribution assumption: employee only about $364,810 at 4% or $243,207 at 6%; with 50% employer match about $243,207 at 4% or $162,138 at 6%; with 100% employer match about $182,405 at 4% or $121,603 at 6%.
Twitter Inc. 401(K) Savings Plan-2,667$100,867,568$42,814,081$16,053iApproximate average salary by contribution assumption: employee only about $401,332 at 4% or $267,555 at 6%; with 50% employer match about $267,555 at 4% or $178,370 at 6%; with 100% employer match about $200,666 at 4% or $133,777 at 6%.
Twitter Inc. Health and Welfare Plan-2,934---
201422,875$68,908,033$31,331,086$10,898iApproximate average salary by contribution assumption: employee only about $272,444 at 4% or $181,629 at 6%; with 50% employer match about $181,629 at 4% or $121,086 at 6%; with 100% employer match about $136,222 at 4% or $90,815 at 6%.
Twitter Inc. 401(K) Savings Plan-2,261$68,908,033$31,331,086$13,857iApproximate average salary by contribution assumption: employee only about $346,430 at 4% or $230,953 at 6%; with 50% employer match about $230,953 at 4% or $153,969 at 6%; with 100% employer match about $173,215 at 4% or $115,477 at 6%.
Twitter Inc. Health and Welfare Plan-2,875---
201322,280$38,352,336$18,880,862$8,281iApproximate average salary by contribution assumption: employee only about $207,027 at 4% or $138,018 at 6%; with 50% employer match about $138,018 at 4% or $92,012 at 6%; with 100% employer match about $103,513 at 4% or $69,009 at 6%.
Twitter Inc. 401(K) Savings Plan-2,280$38,352,336$18,880,862$8,281iApproximate average salary by contribution assumption: employee only about $207,027 at 4% or $138,018 at 6%; with 50% employer match about $138,018 at 4% or $92,012 at 6%; with 100% employer match about $103,513 at 4% or $69,009 at 6%.
Twitter Inc. Health and Welfare Plan-2,225---
201221,936$15,783,914$9,845,619$5,086iApproximate average salary by contribution assumption: employee only about $127,139 at 4% or $84,759 at 6%; with 50% employer match about $84,759 at 4% or $56,506 at 6%; with 100% employer match about $63,569 at 4% or $42,380 at 6%.
Twitter Inc. 401(K) Savings Plan-1,320$15,783,914$9,845,619$7,459iApproximate average salary by contribution assumption: employee only about $186,470 at 4% or $124,313 at 6%; with 50% employer match about $124,313 at 4% or $82,876 at 6%; with 100% employer match about $93,235 at 4% or $62,157 at 6%.
Twitter Inc. Health and Welfare Plan-1,936---
201121,161$5,501,460$4,324,500$3,725iApproximate average salary by contribution assumption: employee only about $93,120 at 4% or $62,080 at 6%; with 50% employer match about $62,080 at 4% or $41,387 at 6%; with 100% employer match about $46,560 at 4% or $31,040 at 6%.
Twitter Inc. 401(K) Savings Plan-705$5,501,460$4,324,500$6,134iApproximate average salary by contribution assumption: employee only about $153,351 at 4% or $102,234 at 6%; with 50% employer match about $102,234 at 4% or $68,156 at 6%; with 100% employer match about $76,676 at 4% or $51,117 at 6%.
Twitter Inc. Health and Welfare Plan-1,161---
20102566$1,498,965$1,235,869$2,184iApproximate average salary by contribution assumption: employee only about $54,588 at 4% or $36,392 at 6%; with 50% employer match about $36,392 at 4% or $24,261 at 6%; with 100% employer match about $27,294 at 4% or $18,196 at 6%.
Twitter Inc. 401(K) Savings Plan-140$1,498,965$1,235,869$8,828iApproximate average salary by contribution assumption: employee only about $220,691 at 4% or $147,127 at 6%; with 50% employer match about $147,127 at 4% or $98,085 at 6%; with 100% employer match about $110,345 at 4% or $73,564 at 6%.
Twitter Inc. Health and Welfare Plan-566---
2009116$178,558$120,240$7,515iApproximate average salary by contribution assumption: employee only about $187,875 at 4% or $125,250 at 6%; with 50% employer match about $125,250 at 4% or $83,500 at 6%; with 100% employer match about $93,938 at 4% or $62,625 at 6%.
Twitter Inc. 401(K) Savings Plan-16$178,558$120,240$7,515iApproximate average salary by contribution assumption: employee only about $187,875 at 4% or $125,250 at 6%; with 50% employer match about $125,250 at 4% or $83,500 at 6%; with 100% employer match about $93,938 at 4% or $62,625 at 6%.
200810$36,200$43,598-
Twitter Inc. 401(K) Savings Plan-0$36,200$43,598-
2007112$6,798$6,877$573iApproximate average salary by contribution assumption: employee only about $14,327 at 4% or $9,551 at 6%; with 50% employer match about $9,551 at 4% or $6,368 at 6%; with 100% employer match about $7,164 at 4% or $4,776 at 6%.
Twitter Inc. 401(K) Savings Plan-12$6,798$6,877$573iApproximate average salary by contribution assumption: employee only about $14,327 at 4% or $9,551 at 6%; with 50% employer match about $9,551 at 4% or $6,368 at 6%; with 100% employer match about $7,164 at 4% or $4,776 at 6%.