Position in INSM
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$222,761,824
New position
Shares Held
1,362,291
first reported quarter
Ownership
0.629%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority
Sole 99.87109949342688.ToString("F0")%
Shared 0.ToString("F0")%
None 0.12890050657311836.ToString("F0")%
Position in Biotechnology
Healthcare · as of Mar 31, 2026Capital World Investors holds $23,534,298,325 across 32 Biotechnology names. INSM ranks #12 (0.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
25,368,124 | $11,327,882,090 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
10,802,348 | $3,574,172,882 | |
| 3 | ARGX |
Argenx SE
|
2,256,216 | $1,647,601,734 | |
| 4 | IONS |
Ionis Pharmaceuticals Inc
|
21,186,369 | $1,590,884,448 | |
| 5 | REGN |
Regeneron Pharmaceuticals, Inc.
|
1,419,000 | $1,096,376,160 | |
| 6 | MRNA |
Moderna, Inc.
|
18,697,694 | $949,842,855 | |
| 7 | JAZZ |
Jazz Pharmaceuticals plc
|
2,673,376 | $505,401,732 | |
| 8 | ONC |
BeOne Medicines Ltd.
|
1,622,687 | $481,889,358 |
All Filings in INSM
Export CSV
1 filing row on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $222,761,824 | 1,362,291 | Shares | Defined | 2026-05-13 | |
| No filing history on record for this holder in this stock. | ||||||