SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in ANRO — Alto Neuroscience, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in ANRO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$211,067
-$5,150,368 QoQ
Shares Held
7,998
-96.6% QoQ
Ownership
0.020%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#80
of 114 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ANRO Over Time
Shares Held
Position Value (USD)
Derivatives in ANRO
reported options exposure · as of Jun 30, 2026CallValue
$881,426
CallShares
33,400
PutValue
$736,281
PutShares
27,900
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 $1,653,301,875 across 349 Biotechnology names. ANRO ranks #227 (0.0% 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 ANRO
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $881,426 | 33,400 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $736,281 | 27,900 | Put | Other | 2026-08-14 | |
| 2026-06-30 | $211,067 | 7,998 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $5,361,435 | 238,498 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $352,936 | 15,700 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $8,618,832 | 383,400 | Call | Other | 2026-05-15 | |
| 2025-12-31 | $6,746,200 | 379,000 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $2,103,176 | 118,156 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $625,817 | 155,676 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $134,338 | 61,063 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $22,032 | 10,200 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $60,484 | 28,002 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $49,068 | 11,600 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $173,116 | 40,926 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $175,545 | 41,500 | Put | Other | 2025-02-14 | |
| 2024-09-30 | $1,450,592 | 126,800 | Call | Defined | 2024-11-14 | |
| No filing history on record for this holder in this stock. | ||||||