Position in IBRX
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$1,855,687
+$1,380,064 QoQ
Shares Held
241,941
+0.7% QoQ
Ownership
0.023%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
21 quarters on record
Voting authority
Sole 99.45151917202955.ToString("F0")%
Shared 0.ToString("F0")%
None 0.5484808279704556.ToString("F0")%
Common Shares in IBRX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026BLAIR WILLIAM & CO/IL holds $126,358,113 across 56 Biotechnology names. IBRX ranks #11 (1.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TECH |
BIO-TECHNE Corp
|
864,329 | $45,169,833 | |
| 2 | ARGX |
Argenx SE
|
22,407 | $16,362,711 | |
| 3 | VKTX |
Viking Therapeutics, Inc.
|
371,119 | $12,076,212 | |
| 4 | EXEL |
Exelixis, Inc.
|
193,238 | $8,287,977 | |
| 5 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
16,541 | $7,386,218 | |
| 6 | SLDB |
Solid Biosciences Inc.
|
651,216 | $4,688,755 | |
| 7 | NGNE |
Neurogene Inc.
|
168,218 | $3,391,274 | |
| 8 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
9,430 | $3,120,104 |
All Filings in IBRX
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,855,687 | 241,941 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $475,623 | 240,214 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $590,926 | 240,214 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $633,108 | 239,814 | Shares | Sole | 2025-07-24 | |
| 2025-03-31 | $702,835 | 233,500 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $597,760 | 233,500 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $769,296 | 206,800 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $1,306,976 | 206,800 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $1,683,720 | 313,542 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $763,100 | 152,012 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $274,560 | 162,462 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $150,206 | 54,031 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $96,516 | 53,031 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $268,867 | 53,031 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $266,049 | 53,531 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $199,135 | 53,531 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $185,130 | 33,000 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $200,640 | 33,000 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $321,420 | 33,000 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $357,000 | 25,000 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $403,580 | 17,000 | Shares | Sole | 2021-05-13 | |
| No filing history on record for this holder in this stock. | ||||||