SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in KROS — Keros Therapeutics, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in KROS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$225,160
+$101,049 QoQ
Shares Held
21,043
+87.2% QoQ
Ownership
0.106%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#72
of 131 holders
Holding Since
Dec 2020
20 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in KROS Over Time
Shares Held
Position Value (USD)
Derivatives in KROS
reported options exposure · as of Mar 31, 2026CallValue
$655,776
CallShares
59,400
PutValue
$534,336
PutShares
48,400
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. KROS ranks #223 (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 KROS
Export CSV
41 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $225,160 | 21,043 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $124,111 | 11,242 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $534,336 | 48,400 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $655,776 | 59,400 | Call | Other | 2026-05-15 | |
| 2025-12-31 | $3,579,288 | 175,800 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $272,600 | 13,389 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $3,428,194 | 216,700 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $2,993,144 | 189,200 | Put | Other | 2025-11-14 | |
| 2025-09-30 | $3,440,850 | 217,500 | Call | Other | 2025-11-14 | |
| 2025-06-30 | $1,517,427 | 113,665 | Shares | Other | 2025-08-14 | |
| 2025-06-30 | $5,800,575 | 434,500 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $10,125,975 | 758,500 | Put | Other | 2025-08-14 | |
| 2025-03-31 | $4,820,889 | 473,100 | Put | Other | 2025-05-14 | |
| 2025-03-31 | $2,061,437 | 202,300 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $1,241,641 | 121,849 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $3,345,021 | 211,309 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $321,349 | 20,300 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $729,763 | 46,100 | Put | Other | 2025-02-14 | |
| 2024-09-30 | $525,417 | 9,048 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $1,416,908 | 24,400 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $214,859 | 3,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $383,057 | 8,382 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $799,750 | 17,500 | Call | Defined | 2024-08-15 | |
| 2024-03-31 | $767,920 | 11,600 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $390,580 | 5,900 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $1,021,134 | 15,425 | Shares | Defined | 2024-05-07 | |
| 2023-12-31 | $617,552 | 15,532 | Shares | Defined | 2024-02-14 | |
| 2023-06-30 | $352,378 | 8,770 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $1,133,813 | 26,553 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $542,290 | 12,700 | Call | Defined | 2023-05-16 | |
| 2022-12-31 | $312,130 | 6,500 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $384,496 | 8,007 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $353,628 | 9,400 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $1,355,147 | 36,022 | Shares | Defined | 2022-11-14 | |
| 2022-03-31 | $1,090,047 | 20,045 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $745,006 | 13,700 | Call | Defined | 2022-05-16 | |
| 2021-12-31 | $2,258,486 | 38,600 | Call | Defined | 2022-04-05 | |
| 2021-12-31 | $1,014,153 | 17,333 | Shares | Defined | 2022-04-05 | |
| 2021-09-30 | $512,420 | 12,953 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $370,465 | 8,723 | Shares | Defined | 2021-08-11 | |
| 2020-12-31 | $451,314 | 6,398 | Shares | Defined | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||