Position in IONS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$52,208,274
+$17,694,243 QoQ
Shares Held
695,276
+59.4% QoQ
Ownership
0.421%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 100.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IONS Over Time
Shares Held
Position Value (USD)
Derivatives in IONS
reported options exposure · as of Dec 31, 2025CallValue
$276,885
CallShares
3,500
PutValue
$245,241
PutShares
3,100
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Mar 31, 2026Squarepoint Ops LLC holds $1,099,505,720 across 232 Biotechnology names. IONS ranks #4 (4.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
426,723 | $141,189,839 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
162,814 | $125,796,608 | |
| 3 | RPRX |
Royalty Pharma plc
|
1,349,516 | $64,736,282 | |
| 4 | IONS |
Ionis Pharmaceuticals Inc
This page
|
695,276 | $52,208,274 | |
| 5 | BBIO |
BridgeBio Pharma, Inc.
|
556,324 | $41,312,620 | |
| 6 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
52,884 | $27,683,187 | |
| 7 | ARQT |
Arcutis Biotherapeutics, Inc.
|
1,103,490 | $25,998,224 | |
| 8 | FOLD |
AMICUS THERAPEUTICS, INC.
|
1,705,829 | $24,666,287 |
All Filings in IONS
Export CSV
30 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $52,208,274 | 695,276 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $276,885 | 3,500 | Call | Defined | 2026-02-13 | |
| 2025-12-31 | $34,514,031 | 436,279 | Shares | Defined | 2026-02-13 | |
| 2025-12-31 | $245,241 | 3,100 | Put | Defined | 2026-02-13 | |
| 2025-09-30 | $1,439,240 | 22,000 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $3,670,062 | 56,100 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $25,107,672 | 383,792 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $5,309,946 | 134,395 | Shares | Defined | 2025-08-27 | |
| 2025-03-31 | $9,213,103 | 305,373 | Shares | Defined | 2025-08-27 | |
| 2024-12-31 | $5,819,721 | 166,468 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $209,760 | 6,000 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $5,101,280 | 127,341 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $20,818,745 | 436,818 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $32,303,249 | 745,173 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $2,995,130 | 59,204 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $6,328,627 | 139,520 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $2,782,203 | 67,809 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $4,052,916 | 113,400 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $6,836,634 | 181,007 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $4,071,548 | 92,054 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $4,810,378 | 129,940 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $699,833 | 18,894 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,866,576 | 61,340 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $5,697,272 | 169,865 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $1,904,548 | 47,745 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $880,631 | 19,587 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $5,851,324 | 103,490 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $3,254,785 | 68,594 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $640,010 | 10,855 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $7,004,248 | 148,144 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||