Civic Intelligence

Apellis Pharmaceuticals Inc.

Plan context: Apellis Pharmaceuticals Inc. 401(K) Plan

EIN 27-1537290 • Waltham, MA • 20 filings • 5 plans

100 5th AvenueWaltham, MA 02451
Current Snapshot

Latest Year

2024

2024 Participants

615

2024 Assets

$88,038,236

2024 Contributions

$22,197,126

Historical Graphs

Total Assets Over Time

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

$88,038,236$44,019,118$0201020172024YearValue
$88,038,236Latest year 2024

Participants Over Time

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

6943470201020172024YearValue
615Latest year 2024

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
20242615$88,038,236$22,197,126$36,093iApproximate average salary by contribution assumption: employee only about $902,322 at 4% or $601,548 at 6%; with 50% employer match about $601,548 at 4% or $401,032 at 6%; with 100% employer match about $451,161 at 4% or $300,774 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-615$88,038,236$22,197,126$36,093iApproximate average salary by contribution assumption: employee only about $902,322 at 4% or $601,548 at 6%; with 50% employer match about $601,548 at 4% or $401,032 at 6%; with 100% employer match about $451,161 at 4% or $300,774 at 6%.
Apellis Pharmaceuticals Inc. Employee Benefit Plans-597---
20232579$65,013,917$23,697,194$40,928iApproximate average salary by contribution assumption: employee only about $1,023,195 at 4% or $682,130 at 6%; with 50% employer match about $682,130 at 4% or $454,753 at 6%; with 100% employer match about $511,597 at 4% or $341,065 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-579$65,013,917$23,697,194$40,928iApproximate average salary by contribution assumption: employee only about $1,023,195 at 4% or $682,130 at 6%; with 50% employer match about $682,130 at 4% or $454,753 at 6%; with 100% employer match about $511,597 at 4% or $341,065 at 6%.
Apellis Pharmaceuticals Inc. Employee Benefit Plans-575---
20222694$40,909,732$21,208,862$30,560iApproximate average salary by contribution assumption: employee only about $764,008 at 4% or $509,339 at 6%; with 50% employer match about $509,339 at 4% or $339,559 at 6%; with 100% employer match about $382,004 at 4% or $254,669 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-694$40,909,732$21,208,862$30,560iApproximate average salary by contribution assumption: employee only about $764,008 at 4% or $509,339 at 6%; with 50% employer match about $509,339 at 4% or $339,559 at 6%; with 100% employer match about $382,004 at 4% or $254,669 at 6%.
Apellis Pharmaceuticals Inc. Employee Benefit Plans-690---
20212452$27,969,874$11,637,170$25,746iApproximate average salary by contribution assumption: employee only about $643,649 at 4% or $429,099 at 6%; with 50% employer match about $429,099 at 4% or $286,066 at 6%; with 100% employer match about $321,824 at 4% or $214,550 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-451$27,969,874$11,637,170$25,803iApproximate average salary by contribution assumption: employee only about $645,076 at 4% or $430,051 at 6%; with 50% employer match about $430,051 at 4% or $286,700 at 6%; with 100% employer match about $322,538 at 4% or $215,025 at 6%.
Apellis Pharmaceuticals Inc. Employee Benefit Plans-452---
20202349$15,253,510$7,414,673$21,245iApproximate average salary by contribution assumption: employee only about $531,137 at 4% or $354,091 at 6%; with 50% employer match about $354,091 at 4% or $236,061 at 6%; with 100% employer match about $265,569 at 4% or $177,046 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-349$15,253,510$7,414,673$21,245iApproximate average salary by contribution assumption: employee only about $531,137 at 4% or $354,091 at 6%; with 50% employer match about $354,091 at 4% or $236,061 at 6%; with 100% employer match about $265,569 at 4% or $177,046 at 6%.
Apellis Pharmaceuticals Inc. Employee Benefit Plans-335---
20191198$6,393,607$3,327,661$16,806iApproximate average salary by contribution assumption: employee only about $420,159 at 4% or $280,106 at 6%; with 50% employer match about $280,106 at 4% or $186,737 at 6%; with 100% employer match about $210,080 at 4% or $140,053 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-198$6,393,607$3,327,661$16,806iApproximate average salary by contribution assumption: employee only about $420,159 at 4% or $280,106 at 6%; with 50% employer match about $280,106 at 4% or $186,737 at 6%; with 100% employer match about $210,080 at 4% or $140,053 at 6%.
2018174$2,364,725$1,323,640$17,887iApproximate average salary by contribution assumption: employee only about $447,176 at 4% or $298,117 at 6%; with 50% employer match about $298,117 at 4% or $198,745 at 6%; with 100% employer match about $223,588 at 4% or $149,059 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-74$2,364,725$1,323,640$17,887iApproximate average salary by contribution assumption: employee only about $447,176 at 4% or $298,117 at 6%; with 50% employer match about $298,117 at 4% or $198,745 at 6%; with 100% employer match about $223,588 at 4% or $149,059 at 6%.
2017130$1,372,659$415,250$13,842iApproximate average salary by contribution assumption: employee only about $346,042 at 4% or $230,694 at 6%; with 50% employer match about $230,694 at 4% or $153,796 at 6%; with 100% employer match about $173,021 at 4% or $115,347 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-30$1,372,659$415,250$13,842iApproximate average salary by contribution assumption: employee only about $346,042 at 4% or $230,694 at 6%; with 50% employer match about $230,694 at 4% or $153,796 at 6%; with 100% employer match about $173,021 at 4% or $115,347 at 6%.
201619$802,306$322,258$35,806iApproximate average salary by contribution assumption: employee only about $895,161 at 4% or $596,774 at 6%; with 50% employer match about $596,774 at 4% or $397,849 at 6%; with 100% employer match about $447,581 at 4% or $298,387 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-9$802,306$322,258$35,806iApproximate average salary by contribution assumption: employee only about $895,161 at 4% or $596,774 at 6%; with 50% employer match about $596,774 at 4% or $397,849 at 6%; with 100% employer match about $447,581 at 4% or $298,387 at 6%.
201518$425,688$154,815$19,352iApproximate average salary by contribution assumption: employee only about $483,797 at 4% or $322,531 at 6%; with 50% employer match about $322,531 at 4% or $215,021 at 6%; with 100% employer match about $241,898 at 4% or $161,266 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-8$425,688$154,815$19,352iApproximate average salary by contribution assumption: employee only about $483,797 at 4% or $322,531 at 6%; with 50% employer match about $322,531 at 4% or $215,021 at 6%; with 100% employer match about $241,898 at 4% or $161,266 at 6%.
201414$291,336$58,156$14,539iApproximate average salary by contribution assumption: employee only about $363,475 at 4% or $242,317 at 6%; with 50% employer match about $242,317 at 4% or $161,544 at 6%; with 100% employer match about $181,738 at 4% or $121,158 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-4$291,336$58,156$14,539iApproximate average salary by contribution assumption: employee only about $363,475 at 4% or $242,317 at 6%; with 50% employer match about $242,317 at 4% or $161,544 at 6%; with 100% employer match about $181,738 at 4% or $121,158 at 6%.
201313$224,496$52,383$17,461iApproximate average salary by contribution assumption: employee only about $436,525 at 4% or $291,017 at 6%; with 50% employer match about $291,017 at 4% or $194,011 at 6%; with 100% employer match about $218,263 at 4% or $145,508 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-3$224,496$52,383$17,461iApproximate average salary by contribution assumption: employee only about $436,525 at 4% or $291,017 at 6%; with 50% employer match about $291,017 at 4% or $194,011 at 6%; with 100% employer match about $218,263 at 4% or $145,508 at 6%.
201214$158,022$48,500$12,125iApproximate average salary by contribution assumption: employee only about $303,125 at 4% or $202,083 at 6%; with 50% employer match about $202,083 at 4% or $134,722 at 6%; with 100% employer match about $151,563 at 4% or $101,042 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-4$158,022$48,500$12,125iApproximate average salary by contribution assumption: employee only about $303,125 at 4% or $202,083 at 6%; with 50% employer match about $202,083 at 4% or $134,722 at 6%; with 100% employer match about $151,563 at 4% or $101,042 at 6%.
201113$94,151$58,447$19,482iApproximate average salary by contribution assumption: employee only about $487,058 at 4% or $324,706 at 6%; with 50% employer match about $324,706 at 4% or $216,470 at 6%; with 100% employer match about $243,529 at 4% or $162,353 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-3$94,151$58,447$19,482iApproximate average salary by contribution assumption: employee only about $487,058 at 4% or $324,706 at 6%; with 50% employer match about $324,706 at 4% or $216,470 at 6%; with 100% employer match about $243,529 at 4% or $162,353 at 6%.
201013$43,088$38,523$12,841iApproximate average salary by contribution assumption: employee only about $321,025 at 4% or $214,017 at 6%; with 50% employer match about $214,017 at 4% or $142,678 at 6%; with 100% employer match about $160,513 at 4% or $107,008 at 6%.
Apellis Pharmaceuticals Inc. 401(K) Plan-3$43,088$38,523$12,841iApproximate average salary by contribution assumption: employee only about $321,025 at 4% or $214,017 at 6%; with 50% employer match about $214,017 at 4% or $142,678 at 6%; with 100% employer match about $160,513 at 4% or $107,008 at 6%.