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, Q2 2026
Institutional positions in Adaptive Biotechnologies Corp as of Jun 30, 2026. 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
- 301
- +6 vs. Q1 2026
- Shares held
- 155.8M
- +3.98M (+2.6%) vs. Q1 2026
- Total value
- $3.34B
- +$1.23B (+58.5%) vs. Q1 2026
- New holders
- 48
- 110 more added
- Sold out
- 42
- 89 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Adaptive Biotechnologies Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Viking Global Investors LPSuperinvestorViking Global Investors | 29,993,708 | $643.4M | 1.83% | 00.0% | Unchanged |
| Divisadero Street Capital Management, LP | 0 | $0 | 0.00% | −1,318,661−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −1,021,808−100.0% | Sold out |
| Catalio Capital Management, LP | 0 | $0 | 0.00% | −722,784−100.0% | Sold out |
| Rhenman & Partners Asset Management AB | 0 | $0 | 0.00% | −720,000−100.0% | Sold out |
| PBU - The Pension Fund of Early Childhood & Youth Educators | 0 | $0 | 0.00% | −378,069−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −307,268−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −170,928−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −118,200−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −72,201−100.0% | Sold out |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −58,808−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −54,277−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −53,884−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −47,327−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −45,115−100.0% | Sold out |
| Bouvel Investment Partners, LLC | 0 | $0 | 0.00% | −43,815−100.0% | Sold out |
| Caxton Associates LLP | 0 | $0 | 0.00% | −36,035−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −33,863−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −24,705−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −20,517−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −19,485−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −18,300−100.0% | Sold out |
| University of Texas/Texas Am Investment Managment Co | 0 | $0 | 0.00% | −17,161−100.0% | Sold out |
| Savant Capital, LLC | 0 | $0 | 0.00% | −16,651−100.0% | Sold out |
| AlphaGrep UK Ltd | 0 | $0 | 0.00% | −16,508−100.0% | Sold out |
| Contravisory Investment Management, Inc. | 0 | $0 | 0.00% | −14,575−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −14,395−100.0% | Sold out |
| Perbak Capital Partners LLP | 0 | $0 | 0.00% | −12,645−100.0% | Sold out |
| Robeco Institutional Asset Management B.V. | 0 | $0 | 0.00% | −11,652−100.0% | Sold out |
| Farallon Capital Management, L.L.C. | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −10,202−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −8,396−100.0% | Sold out |
| Persistent Asset Partners Ltd | 0 | $0 | 0.00% | −6,689−100.0% | Sold out |
| Forum Finance Group S.A. | 0 | $0 | 0.00% | −3,600−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −2,162−100.0% | Sold out |
| Eastern Bank | 0 | $0 | 0.00% | −791−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −205−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −86−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Cornerstone Financial Management LLC | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Lloyd Advisory Services, LLC. | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Rachor Investment Advisory Services, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| JPL Wealth Management, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| Gibbs Wealth Management | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Sunbelt Securities, Inc. | – | – | – | – | Not filed |