401(k) · DOL Form 5500 · 2023
Seagen Inc. 401(k) Plan
Data updated 2026-08-11
- $560M
- Total assets
- 2,901
- Participants
- 98th
- Percentile by assets
- $193,038
- Avg per participant
Official DOL plan name: Seagen Inc. 401(k) Plan · Sponsored by Seagen Inc. · Washington · Professional & Technical Services
$560M in assets, 2,901 participants
Seagen Inc.'s Seagen Inc. 401(k) Plan reported $560M in total assets and 2,901 participants in its 2023 DOL Form 5500 filing, ranking in the 98th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.
- 98th percentile by assets (of 127,072 plans)
- #19,999 in Professional & Technical Services (20,321 peers)
Where Seagen Inc. 401(k) Plan sits by assets
Seagen Inc. 401(k) Plan sits in the top 5% of all filed plans by assets, $560M for 2,901 participants (~$193,038/participant), up 43.5% in 2023.
- $560M
- total plan assets (2023 EOY)
- 2,901
- covered participants
- 98th
- percentile by assets (of 127,072 plans)
- $193,038
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Seagen Inc. 401(k) Plan reported net income rose from -$13M in the plan year 2022 filing to $170M in the plan year 2023 filing.
- Seagen Inc. 401(k) Plan end-of-year assets rose from $390M in the plan year 2022 filing to $560M in the plan year 2023 filing.
- Seagen Inc. 401(k) Plan reported participants rose from 2,404 in the plan year 2022 filing to 2,901 in the plan year 2023 filing.
Seagen Inc. 401(k) Plan vs the 2023 asset distribution
By assets, Seagen Inc. 401(k) Plan outranks 98% of the 127,072 plans that filed a Form 5500 for the 2023 plan year, and holds roughly 5.6x the national average plan size of $100M (721 average participants).
Scale-class filing particulars (2023)
| Total Assets (Beginning of Year) | $390M |
|---|---|
| Net Assets (End of Year) | $560M |
| Net Income | $170M |
| Employer EIN | 911874389 |
| Plan Effective Date | 1998-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Seagen Inc.)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 2,404 | $390M |
| 2023 | 2 | 6,198 | $560M |
Nearby 401(k) Plans in Washington
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Seagen Inc. 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants
- The Boeing Company 401(k) Retirement Plan $72.2B · 128,910
- Microsoft Corporation Savings Plus 401(k) Plan $53.2B · 123,296
- Costco 401(k) Retirement Plan $33.4B · 192,744
- T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust $8.3B · 71,538
- 401(k) Savings Plan $8.1B · 87,590
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Seagen Inc. 401(k) Plan by total assets, not by location.
- Acushnet Company 401(k) Plan (MA) $560M · 2,635
- Endurance 401(k) Plan (GA) $561M · 2,539
- Gainwell Technologies 401(k) Plan (AK) $559M · 10,596
- Alliance Coal, LLC and Affiliates Profit Sharing and Savings Plan (OK) $561M · 3,351
Frequently Asked Questions
How did Seagen Inc. 401(k) Plan assets move in 2023? ▼
How have Seagen Inc. plan assets changed over time? ▼
Where does Seagen Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
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Next read for Seagen Inc. 401(k) Plan
Scale reading
Ways to act on Seagen Inc. 401(k) Plan's numbers.
- By total assets, Seagen Inc. 401(k) Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Washington. Compare plans
- Seagen Inc.'s sponsor-wide assets have grown 43.5% since 2022 across 2 plan years on file. More Professional & Technical Services plans