Position in IONS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$43,176,750
-$2,311,500 QoQ
Shares Held
575,000
0.0% QoQ
Ownership
0.348%
of shares outstanding
% of Portfolio
0.72%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2022
7 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IONS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026EVENTIDE ASSET MANAGEMENT, LLC holds $1,508,394,820 across 48 Biotechnology names. IONS ranks #11 (2.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MIRM |
Mirum Pharmaceuticals, Inc.
|
1,408,871 | $130,151,502 | |
| 2 | SRRK |
Scholar Rock Holding Corp
|
2,197,385 | $108,023,446 | |
| 3 | ARGX |
Argenx SE
|
125,657 | $91,761,024 | |
| 4 | INSM |
INSMED Inc
|
546,310 | $89,332,611 | |
| 5 | AXSM |
Axsome Therapeutics, Inc.
|
519,558 | $87,815,693 | |
| 6 | PCVX |
Vaxcyte, Inc.
|
1,374,292 | $79,860,108 | |
| 7 | RPRX |
Royalty Pharma plc
|
1,312,534 | $62,962,255 | |
| 8 | BLTE |
Belite Bio, Inc
|
357,650 | $57,023,716 |
All Filings in IONS
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7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $43,176,750 | 575,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $45,488,250 | 575,000 | Shares | Sole | 2026-02-13 | |
| 2023-06-30 | $4,513,300 | 110,000 | Shares | Sole | 2023-08-15 | |
| 2023-03-31 | $3,931,400 | 110,000 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $4,154,700 | 110,000 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $4,865,300 | 110,000 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $4,072,200 | 110,000 | Shares | Sole | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||