Position in ATYR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,280,171
-$83,183 QoQ
Shares Held
1,641,246
-13.2% QoQ
Ownership
1.67%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#9
of 109 holders
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ATYR Over Time
Shares Held
Position Value (USD)
Derivatives in ATYR
reported options exposure · as of Jun 30, 2025CallValue
$0
CallShares
0
PutValue
$253,500
PutShares
50,000
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, 2026MILLENNIUM MANAGEMENT LLC holds $4,466,124,984 across 340 Biotechnology names. ATYR ranks #260 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | JAZZ |
Jazz Pharmaceuticals plc
|
1,262,511 | $238,677,704 | |
| 2 | INSM |
INSMED Inc
|
1,157,786 | $189,321,166 | |
| 3 | BMRN |
Biomarin Pharmaceutical Inc
|
3,010,308 | $170,052,298 | |
| 4 | TERN |
Terns Pharmaceuticals, Inc.
|
3,011,558 | $158,769,337 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
447,887 | $148,192,371 | |
| 6 | FOLD |
AMICUS THERAPEUTICS, INC.
|
7,908,459 | $114,356,317 | |
| 7 | ARDX |
Ardelyx, Inc.
|
17,842,370 | $106,875,796 | |
| 8 | BLTE |
Belite Bio, Inc
|
570,088 | $90,894,830 |
All Filings in ATYR
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,280,171 | 1,641,246 | Shares | Sole | 2026-05-15 | |
| 2025-09-30 | $1,363,354 | 1,890,921 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $253,500 | 50,000 | Put | Sole | 2025-08-14 | |
| 2025-06-30 | $8,113,014 | 1,600,200 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $4,829,103 | 1,599,041 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $1,332,120 | 367,989 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $191,234 | 108,656 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $166,033 | 106,432 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $121,837 | 62,481 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $176,568 | 125,226 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $133,216 | 84,314 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $760,544 | 352,104 | Shares | Sole | 2023-08-14 | |
| 2022-12-31 | $149,152 | 68,106 | Shares | Sole | 2023-02-14 | |
| 2021-12-31 | $146,830 | 19,656 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $217,629 | 23,968 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $148,283 | 30,386 | Shares | Sole | 2021-08-16 | |
| 2020-09-30 | $73,550 | 22,771 | Shares | Sole | 2020-11-16 | |
| 2020-03-31 | $62,395 | 22,284 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||