Position in TECH
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$128,689,570
-$12,352,394 QoQ
Shares Held
2,462,487
+2.7% QoQ
Ownership
1.57%
of shares outstanding
% of Portfolio
0.43%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
18 quarters on record
Voting authority
Sole 96%
Shared 0%
None 4%
Common Shares in TECH Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $1,135,241,101 across 13 Biotechnology names. TECH ranks #5 (11.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
266,067 | $194,295,426 | |
| 2 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
340,519 | $178,251,480 | |
| 3 | HALO |
Halozyme Therapeutics, Inc.
|
2,525,975 | $163,253,764 | |
| 4 | INSM |
INSMED Inc
|
902,666 | $147,603,944 | |
| 5 | TECH |
BIO-TECHNE Corp
This page
|
2,462,487 | $128,689,570 | |
| 6 | KRYS |
Krystal Biotech, Inc.
|
407,178 | $105,182,220 | |
| 7 | CYTK |
Cytokinetics Inc
|
1,087,591 | $71,683,122 | |
| 8 | VCEL |
Vericel Corp
|
1,832,709 | $58,958,248 |
All Filings in TECH
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18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $128,689,570 | 2,462,487 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $141,041,964 | 2,398,265 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $95,108,497 | 1,709,662 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $50,013,773 | 972,085 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $58,049,504 | 990,099 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $77,423,822 | 1,074,883 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $88,741,083 | 1,110,235 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $81,179,020 | 1,132,994 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $152,902,917 | 2,172,225 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $172,452,445 | 2,234,998 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $157,532,290 | 2,314,269 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $188,929,206 | 2,314,458 | Shares | Sole | 2023-08-11 | |
| 2022-03-31 | $51,531,110 | 475,994 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $75,470,723 | 583,529 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $79,208,296 | 653,844 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $76,654,401 | 680,979 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $78,910,270 | 826,437 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $58,015,749 | 730,792 | Shares | Sole | 2021-02-09 | |
| No filing history on record for this holder in this stock. | ||||||