Position in IONS
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$36,002,651
+$9,531,813 QoQ
Shares Held
479,460
+43.3% QoQ
Ownership
0.290%
of shares outstanding
% of Portfolio
0.03%
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 Mar 31, 2023CallValue
$0
CallShares
0
PutValue
$71
PutShares
2
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, 2026BNP PARIBAS ARBITRAGE, SA holds $2,945,837,016 across 415 Biotechnology names. IONS ranks #20 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | REGN |
Regeneron Pharmaceuticals, Inc.
|
448,371 | $346,429,369 | |
| 2 | MRNA |
Moderna, Inc.
|
4,317,219 | $219,314,725 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
415,625 | $185,593,187 | |
| 4 | BNTX |
BioNTech SE
|
1,651,789 | $146,811,006 | |
| 5 | ARGX |
Argenx SE
|
177,836 | $129,864,739 | |
| 6 | INSM |
INSMED Inc
|
604,600 | $98,864,192 | |
| 7 | BBIO |
BridgeBio Pharma, Inc.
|
1,307,176 | $97,070,889 | |
| 8 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
280,965 | $92,962,889 |
All Filings in IONS
Export CSV
33 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $36,002,651 | 479,460 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $26,470,838 | 334,608 | Shares | Defined | 2026-02-10 | |
| 2025-09-30 | $25,070,644 | 383,226 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $7,023,376 | 177,762 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $9,301,199 | 308,293 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $8,898,054 | 254,521 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $7,023,639 | 175,328 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $8,862,091 | 185,944 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $8,425,462 | 194,359 | Shares | Defined | 2024-05-01 | |
| 2023-12-31 | $17,957,173 | 354,955 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $18,628,172 | 410,674 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $4,534,471 | 110,516 | Shares | Defined | 2023-08-09 | |
| 2023-03-31 | $71 | 2 | Put | Defined | 2023-05-12 | |
| 2023-03-31 | $3,542,370 | 99,115 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $10,424 | 276 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $7,249,838 | 191,947 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $5,871,090 | 132,740 | Shares | Defined | 2022-11-16 | |
| 2022-06-30 | $4,441,289 | 119,970 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $3,368,269 | 90,936 | Shares | Defined | 2022-05-18 | |
| 2022-03-31 | $14,816 | 400 | Put | Defined | 2022-05-18 | |
| 2021-12-31 | $14,058 | 462 | Put | Defined | 2022-02-09 | |
| 2021-12-31 | $9,319,278 | 306,253 | Shares | Defined | 2022-02-09 | |
| 2021-09-30 | $13,281 | 396 | Put | Defined | 2021-11-16 | |
| 2021-09-30 | $863,051 | 25,732 | Shares | Defined | 2021-11-16 | |
| 2021-06-30 | $848,340 | 21,267 | Shares | Defined | 2021-08-10 | |
| 2021-03-31 | $1,287,654 | 28,640 | Shares | Defined | 2021-05-07 | |
| 2020-12-31 | $3,214,468 | 56,853 | Shares | Defined | 2021-02-10 | |
| 2020-09-30 | $2,216,769 | 46,718 | Shares | Defined | 2020-10-30 | |
| 2020-09-30 | $474 | 10 | Put | Defined | 2020-10-30 | |
| 2020-06-30 | $3,704,633 | 62,833 | Shares | Defined | 2020-08-06 | |
| 2020-06-30 | $90,090 | 1,528 | Put | Defined | 2020-08-06 | |
| 2020-03-31 | $3,420,708 | 72,350 | Shares | Defined | 2020-05-13 | |
| 2020-03-31 | $72,479 | 1,533 | Put | Defined | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||