Adaptive Biotechnologies Corp
ADPT- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001478320
In the last 90 days, Adaptive Biotechnologies Corp insiders filed 0 open-market purchases and 14 sales; 301 institutions reported holding it in 13F filings for Q2 2026, worth $3.34B in total; superinvestors Viking Global Investors and ARK Invest hold it.
13F holders, Q4 2025
Institutional positions in Adaptive Biotechnologies Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 284
- +15 vs. Q3 2025
- Shares held
- 150.3M
- +5.17M (+3.6%) vs. Q3 2025
- Total value
- $2.44B
- +$270.3M (+12.5%) vs. Q3 2025
- New holders
- 53
- 101 more added
- Sold out
- 38
- 91 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ADPT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 301 | $3.34B |
| Q1 2026 | 299 | $2.11B |
| Q4 2025 | 284 | $2.44B |
| Q3 2025 | 271 | $2.18B |
| Q2 2025 | 242 | $1.73B |
| Q1 2025 | 225 | $1.14B |
| Q4 2024 | 207 | $858.6M |
| Q3 2024 | 187 | $732.5M |
| Q2 2024 | 177 | $538.6M |
| Q1 2024 | 190 | $457.4M |
| Q4 2023 | 200 | $704.0M |
| Q3 2023 | 191 | $769.4M |
| Q2 2023 | 210 | $920.9M |
| Q1 2023 | 227 | $1.18B |
| Q4 2022 | 223 | $1.01B |
| Q3 2022 | 226 | $931.2M |
| Q2 2022 | 210 | $1.08B |
| Q1 2022 | 221 | $1.74B |
| Q4 2021 | 214 | $3.46B |
| Q3 2021 | 220 | $4.00B |
| Q2 2021 | 231 | $4.80B |
| Q1 2021 | 249 | $4.58B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Adaptive Biotechnologies Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −39,983−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −37,214−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −36,982−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −25,991−100.0% | Sold out |
| Brighton Jones LLC | 0 | $0 | 0.00% | −23,301−100.0% | Sold out |
| Semanteon Capital Management, LP | 0 | $0 | 0.00% | −19,060−100.0% | Sold out |
| Mesirow Financial Investment Management, Inc. | 0 | $0 | 0.00% | −18,715−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −18,505−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −17,658−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −13,648−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −12,267−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −10,797−100.0% | Sold out |
| Granite Investment Partners, LLC | 0 | $0 | 0.00% | −10,070−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| Private Trust Co NA | 0 | $0 | 0.00% | −880−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −632−100.0% | Sold out |
| Brown, Lisle/Cummings, Inc. | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Groupe la Francaise | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Prestige Wealth Management Group LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Wealthspire Advisors, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| CIBC Bancorp USA Inc. | – | – | – | – | Not filed |