Position in ADPT
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$1,888,915
+$484,708 QoQ
Shares Held
136,089
+57.4% QoQ
Ownership
0.085%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
21 quarters on record
Voting authority
Sole 77.46548214771217.ToString("F0")%
Shared 0.ToString("F0")%
None 22.53451785228784.ToString("F0")%
Common Shares in ADPT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026BLAIR WILLIAM & CO/IL holds $949,814,483 across 21 Diagnostics & Research names. ADPT ranks #12 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | IDXX |
Idexx Laboratories Inc /De
|
946,336 | $531,736,735 | |
| 2 | DHR |
Danaher Corp /De/
|
1,296,804 | $245,874,038 | |
| 3 | TMO |
Thermo Fisher Scientific Inc.
|
172,953 | $85,011,588 | |
| 4 | MTD |
Mettler Toledo International Inc/
|
25,604 | $32,291,764 | |
| 5 | DGX |
Quest Diagnostics Inc
|
91,972 | $18,024,672 | |
| 6 | GH |
Guardant Health, Inc.
|
103,644 | $9,573,596 | |
| 7 | VCYT |
Veracyte, Inc.
|
194,887 | $6,277,310 | |
| 8 | MEDP |
Medpace Holdings, Inc.
|
7,518 | $3,610,068 |
All Filings in ADPT
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,888,915 | 136,089 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $1,404,207 | 86,466 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $1,459,153 | 97,537 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $131,050 | 11,249 | Shares | Sole | 2025-07-24 | |
| 2025-03-31 | $83,580 | 11,249 | Shares | Sole | 2025-05-09 | |
| 2023-12-31 | $71,780 | 14,649 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $346,968 | 63,664 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $517,099 | 77,064 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $696,369 | 78,864 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $544,319 | 71,246 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $544,900 | 76,531 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $595,836 | 73,651 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $2,101,584 | 151,411 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $4,731,926 | 168,636 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $8,607,729 | 253,243 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $11,398,264 | 278,959 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $11,561,987 | 287,183 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $26,428,330 | 446,953 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $20,910,802 | 429,998 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $8,933,028 | 184,643 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $3,275,206 | 117,898 | Shares | Sole | 2020-05-11 | |
| No filing history on record for this holder in this stock. | ||||||