5 hedge funds and family offices disclose a ADPT position in their latest SEC 13F filing — combined $694.5M in market value.
| # | Investor | Fund | Shares | Value | % of Portfolio | Filed |
|---|---|---|---|---|---|---|
| 1 | Viking Global | Viking Global Investors LP | 29,993,708 | $643.4M | 1.83% | 2026-06-30 |
| 2 | Cathie Wood | ARK Investment Management LLC | 2,090,306 | $44.8M | 0.29% | 2026-06-30 |
| 3 | Polen Capital | Polen Capital Management LLC | 325,767 | $5.3M | 0.02% | 2025-12-31 |
| 4 | Ray Dalio | Bridgewater Associates LP | 40,087 | $860K | 0.00% | 2026-06-30 |
| 5 | Christopher Bloomstran | Semper Augustus Investments Group LLC | 7,870 | $128K | 0.02% | 2025-12-31 |
As of the latest 13F window, 5 tracked superinvestors hold ADPT. The largest disclosed position is Viking Global at $643.4M (1.8% of portfolio).
13F filings are due 45 days after each quarter end and capture long-equity positions held by U.S. institutional managers with $100M+ AUM. Use this page to see exactly who is buying ADPT, how concentrated each position is, and the implied conviction level relative to the rest of each investor's book.
Key takeaways
5 hedge funds and family offices disclose a ADPT position in their latest SEC 13F filing — combined $694.5M in market value.
| # | Investor | Fund | Shares | Value | % of Portfolio | Filed |
|---|---|---|---|---|---|---|
| 1 | Viking Global | Viking Global Investors LP | 29,993,708 | $643.4M | 1.83% | 2026-06-30 |
| 2 | Cathie Wood | ARK Investment Management LLC | 2,090,306 | $44.8M | 0.29% | 2026-06-30 |
| 3 | Polen Capital | Polen Capital Management LLC | 325,767 | $5.3M | 0.02% | 2025-12-31 |
| 4 | Ray Dalio | Bridgewater Associates LP | 40,087 | $860K | 0.00% | 2026-06-30 |
| 5 | Christopher Bloomstran | Semper Augustus Investments Group LLC | 7,870 | $128K | 0.02% | 2025-12-31 |
As of the latest 13F window, 5 tracked superinvestors hold ADPT. The largest disclosed position is Viking Global at $643.4M (1.8% of portfolio).
13F filings are due 45 days after each quarter end and capture long-equity positions held by U.S. institutional managers with $100M+ AUM. Use this page to see exactly who is buying ADPT, how concentrated each position is, and the implied conviction level relative to the rest of each investor's book.
Key takeaways
