Aptevo Therapeutics Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Aptevo Therapeutics Inc.
- Ownership
- Public
- Status
- Active
- SIC code
- 2834 — Pharmaceutical Preparations
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Seattle
- Headquarters state / province
- Washington
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- APVO
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001671584
- EIN
- 81-1567056
Board of directors
-
Barbara Lopez Kunz · DirectorSince 2023
-
Daniel Abdun-Nabi · DirectorSince 2023
-
Grady Grant III · DirectorSince 2023
-
Jeffrey G. Lamothe · Director · President and CEOSince 2026
-
John Niederhuber · DirectorSince 2023
-
Marvin L. White · Director · Executive ChairSince 2023
-
Zsolt Harsanyi · DirectorSince 2023
Chief executives
Marvin L. White
· President and CEO
Dates unknown
Jeffrey G. Lamothe
· President and CEO
Dates unknown
Director election results
Annual meeting of July 24, 2025. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
93.1%
-
93.2%
Board connections
2 of this board's directors also sit on 1 other board.
- via Marvin L. White and Zsolt Harsanyi
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $20,134
- 1 purchase by 1 insider
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 6, 2026 | Daniel Abdun-Nabi Director | Option exercise | +400 | — | — |
| Aug 6, 2026 | John Niederhuber Director | Option exercise | +400 | — | — |
| Aug 6, 2026 | Barbara Lopez Kunz Director | Option exercise | +400 | — | — |
| Aug 6, 2026 | Grady Grant III Director | Option exercise | +400 | — | — |
| Aug 6, 2026 | Huebner Dirk Officer (SVP, CMO) | Option exercise | +638 | — | — |
| Aug 6, 2026 | Kwon SoYoung Officer (SVP, GC, BD & Corp Affairs) | Option exercise | +638 | — | — |
| Aug 6, 2026 | Taylor Daphne Officer (SVP, CFO) | Option exercise | +638 | — | — |
| Aug 6, 2026 | Jeffrey G. Lamothe Director, Officer (President and CEO) | Option exercise | +961 | — | — |
| Aug 6, 2026 | Zsolt Harsanyi Director | Option exercise | +400 | — | — |
| Aug 6, 2026 | Marvin L. White Director, Officer (Executive Chair) | Option exercise | +1,666 | — | — |
| Aug 6, 2026 | Huebner Dirk Officer (SVP, CMO) | Shares withheld for tax | −156 | $4.07 | $635 |
| Aug 6, 2026 | Marvin L. White Director, Officer (Executive Chair) | Shares withheld for tax | −406 | $4.07 | $1,652 |
| Jul 17, 2026 | Marvin L. White Director, Officer (Executive Chair) | Option exercise | +1 | — | — |
| Nov 10, 2025 | Grady Grant III Director | Open-market purchase | +13,513 | $1.49 | $20,134 |
| Jul 17, 2025 | Zsolt Harsanyi Director | Option exercise | +1 | — | — |
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