Driehaus Capital Management LLC
Position in ADPT — Adaptive Biotechnologies Corp
CIK 938206
Chicago, IL
Position in ADPT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
+$0 QoQ
Shares Held
631,926
+44.4% QoQ
Ownership
0.396%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
8 quarters on record
Voting authority
Sole 82%
Shared 0%
None 18%
Common Shares in ADPT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026Driehaus Capital Management LLC holds $432,371,231 across 5 Diagnostics & Research names. ADPT ranks #5 (0.0% of the industry book) .
All Filings in ADPT
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | — | 2,527,703 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | — | 1,750,601 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | — | 2,760,387 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | — | 3,019,940 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | — | 2,423,590 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | — | 2,152,335 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | — | 846,171 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | — | 435,294 | Shares | Sole | 2024-11-14 | |
| No filing history on record for this holder in this stock. | ||||||