Position in IONS
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$13,023,609
-$851,256 QoQ
Shares Held
173,440
-1.1% QoQ
Ownership
0.105%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 47.09524907749078.ToString("F0")%
Shared 0.ToString("F0")%
None 52.90475092250922.ToString("F0")%
Common Shares in IONS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026RHUMBLINE ADVISERS holds $1,237,848,251 across 287 Biotechnology names. IONS ranks #21 (1.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
423,140 | $188,948,935 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
157,781 | $121,907,911 | |
| 3 | INCY |
Incyte Corp
|
693,665 | $65,287,749 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
195,277 | $64,611,300 | |
| 5 | INSM |
INSMED Inc
|
272,615 | $44,578,004 | |
| 6 | JAZZ |
Jazz Pharmaceuticals plc
|
164,542 | $31,106,665 | |
| 7 | EXEL |
Exelixis, Inc.
|
723,931 | $31,049,400 | |
| 8 | ROIV |
Roivant Sciences Ltd.
|
1,113,266 | $30,837,468 |
All Filings in IONS
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $13,023,609 | 173,440 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $13,874,865 | 175,387 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $11,910,430 | 182,061 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $7,174,976 | 181,599 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $5,678,476 | 188,216 | Shares | Sole | 2025-05-29 | |
| 2024-12-31 | $6,708,579 | 191,893 | Shares | Sole | 2025-05-29 | |
| 2024-09-30 | $7,889,496 | 196,942 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $8,487,721 | 178,089 | Shares | Sole | 2024-08-01 | |
| 2024-03-31 | $7,777,813 | 179,419 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $10,088,455 | 199,416 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $8,956,785 | 197,460 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $8,096,572 | 197,333 | Shares | Sole | 2023-08-08 | |
| 2023-03-31 | $6,314,721 | 176,685 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $6,238,206 | 165,163 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $6,887,230 | 155,714 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $5,719,664 | 154,502 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $4,947,062 | 133,560 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $4,252,562 | 139,749 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $4,640,695 | 138,363 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $5,568,045 | 139,585 | Shares | Sole | 2021-08-05 | |
| 2021-03-31 | $6,492,493 | 144,406 | Shares | Sole | 2021-05-06 | |
| 2020-12-31 | $8,583,393 | 151,811 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $7,328,415 | 154,445 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $9,422,102 | 159,805 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $6,593,243 | 139,451 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||