VIKING GLOBAL INVESTORS LP
Position in ADPT — Adaptive Biotechnologies Corp
CIK 1103804
STAMFORD, CT
Position in ADPT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
+$0 QoQ
Shares Held
7,498,427
0.0% QoQ
Ownership
4.70%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ADPT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026VIKING GLOBAL INVESTORS LP holds $1,700,765,255 across 4 Diagnostics & Research names. ADPT ranks #4 (0.0% of the industry book) .
All Filings in ADPT
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | — | 29,993,708 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | — | 29,993,708 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | — | 29,993,708 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | — | 29,993,708 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | — | 29,993,708 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | — | 29,993,708 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | — | 29,993,708 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | — | 29,993,708 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | — | 29,993,708 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | — | 29,993,708 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | — | 29,993,708 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | — | 29,993,708 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | — | 29,993,708 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | — | 29,993,708 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | — | 29,993,708 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | — | 29,993,708 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | — | 29,993,708 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | — | 29,993,708 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | — | 29,993,708 | Shares | Sole | 2022-05-16 | |
| 2021-09-30 | — | 29,993,708 | Shares | Sole | 2022-05-16 | |
| 2021-06-30 | — | 29,993,708 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | — | 29,993,708 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | — | 29,993,708 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | — | 33,493,708 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | — | 33,493,708 | Shares | Sole | 2020-08-07 | |
| 2020-03-31 | — | 33,493,708 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||