Position in INSM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$173,009,608
+$172,998,992 QoQ
Shares Held
1,622,675
+2660023.0% QoQ
Ownership
0.743%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#26
of 665 holders
Holding Since
Sep 2022
14 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in INSM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026T. Rowe Price Investment Management, Inc. holds $12,244,164,567 across 51 Biotechnology names. INSM ranks #16 (1.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ASND |
Ascendis Pharma A/S
|
6,754,846 | $1,801,652,525 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
5,642,173 | $1,698,463,338 | |
| 3 | CYTK |
Cytokinetics Inc
|
18,718,498 | $1,594,628,844 | |
| 4 | KYMR |
Kymera Therapeutics, Inc.
|
6,257,261 | $717,520,118 | |
| 5 | PCVX |
Vaxcyte, Inc.
|
12,207,450 | $709,619,068 | |
| 6 | DYN |
Dyne Therapeutics, Inc.
|
30,912,287 | $686,561,894 | |
| 7 | CGON |
CG Oncology, Inc.
|
6,616,899 | $470,130,673 | |
| 8 | IMNM |
Immunome Inc.
|
19,676,883 | $416,953,150 |
All Filings in INSM
Export CSV
14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $173,009,608 | 1,622,675 | Shares | Sole | 2026-08-14 | |
| 2025-12-31 | $10,616 | 61 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $7,776 | 54 | Shares | Sole | 2025-11-14 | |
| 2025-03-31 | $112,676,362 | 1,476,948 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $136,886,091 | 1,982,707 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $166,231,439 | 2,277,143 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $163,209,454 | 2,435,962 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $93,641,365 | 3,451,580 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $181,310,279 | 5,850,606 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $210,203,321 | 8,324,884 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $175,221,025 | 8,304,314 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $143,483,081 | 8,415,430 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $167,326,006 | 8,374,675 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $173,758,053 | 8,066,762 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||