SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in MLYS — Mineralys Therapeutics, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in MLYS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$9,593,278
+$9,166,069 QoQ
Shares Held
355,570
+2154.7% QoQ
Ownership
0.402%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#58
of 224 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MLYS Over Time
Shares Held
Position Value (USD)
Derivatives in MLYS
reported options exposure · as of Jun 30, 2026CallValue
$3,609,924
CallShares
133,800
PutValue
$4,818,628
PutShares
178,600
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 Jun 30, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $1,649,997,309 across 349 Biotechnology names. MLYS ranks #31 (0.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABVX |
Abivax S.A.
|
1,053,896 | $140,442,180 | |
| 2 | CYTK |
Cytokinetics Inc
|
1,549,458 | $131,998,327 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
180,219 | $112,373,755 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
294,460 | $88,641,293 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
148,610 | $79,796,139 | |
| 6 | INSM |
INSMED Inc
|
729,354 | $77,763,723 | |
| 7 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
144,174 | $71,615,550 | |
| 8 | AGIO |
Agios Pharmaceuticals, Inc.
|
1,375,558 | $51,046,957 |
All Filings in MLYS
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $3,609,924 | 133,800 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $4,818,628 | 178,600 | Put | Other | 2026-08-14 | |
| 2026-06-30 | $9,593,278 | 355,570 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $19,664,631 | 725,900 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $427,209 | 15,770 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $18,762,534 | 692,600 | Call | Other | 2026-05-15 | |
| 2025-12-31 | $5,197,018 | 143,208 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $20,714,332 | 570,800 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $17,553,473 | 483,700 | Call | Other | 2026-02-17 | |
| 2025-09-30 | $2,169,896 | 57,223 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $1,403,040 | 37,000 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $338,250 | 25,000 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $758,843 | 56,086 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $206,440 | 13,000 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $986,846 | 62,144 | Shares | Other | 2025-05-14 | |
| 2025-03-31 | $282,664 | 17,800 | Put | Other | 2025-05-14 | |
| 2024-12-31 | $151,979 | 12,346 | Shares | Other | 2025-02-14 | |
| No filing history on record for this holder in this stock. | ||||||