Position in ZLAB
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,227,314
+$223,687 QoQ
Shares Held
65,248
+14.7% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ZLAB Over Time
Shares Held
Position Value (USD)
Derivatives in ZLAB
reported options exposure · as of Mar 31, 2026CallValue
$210,672
CallShares
11,200
PutValue
$1,297,890
PutShares
69,000
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, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $1,162,367,415 across 355 Biotechnology names. ZLAB ranks #152 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CYTK |
Cytokinetics Inc
|
898,951 | $59,249,860 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
174,268 | $57,660,053 | |
| 3 | AGIO |
Agios Pharmaceuticals, Inc.
|
1,344,953 | $45,499,759 | |
| 4 | ABVX |
Abivax S.A.
|
381,282 | $42,455,750 | |
| 5 | BBIO |
BridgeBio Pharma, Inc.
|
398,943 | $29,625,507 | |
| 6 | INSM |
INSMED Inc
|
173,630 | $28,391,977 | |
| 7 | CRSP |
CRISPR Therapeutics AG
|
593,406 | $28,228,323 | |
| 8 | TERN |
Terns Pharmaceuticals, Inc.
|
521,571 | $27,497,223 |
All Filings in ZLAB
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $210,672 | 11,200 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $1,297,890 | 69,000 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $1,227,314 | 65,248 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $1,003,627 | 56,895 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $1,610,532 | 91,300 | Put | Other | 2026-02-17 | |
| 2025-09-30 | $3,860,071 | 113,900 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $1,189,539 | 35,100 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $3,304,665 | 94,500 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $594,490 | 17,000 | Put | Other | 2025-08-14 | |
| 2025-03-31 | $1,181,778 | 32,700 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $374,554 | 10,364 | Shares | Other | 2025-05-14 | |
| 2025-03-31 | $1,308,268 | 36,200 | Put | Other | 2025-05-14 | |
| 2024-12-31 | $1,102,599 | 42,100 | Put | Other | 2025-02-14 | |
| 2024-12-31 | $607,817 | 23,208 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $984,744 | 37,600 | Call | Other | 2025-02-14 | |
| 2024-09-30 | $914,906 | 37,900 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $2,008,448 | 83,200 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $2,687,883 | 155,100 | Put | Defined | 2024-08-15 | |
| 2024-06-30 | $460,978 | 26,600 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $468,135 | 27,013 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $1,337,670 | 83,500 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $323,604 | 20,200 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $487,360 | 30,422 | Shares | Defined | 2024-05-07 | |
| 2023-12-31 | $1,229,850 | 45,000 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $1,142,967 | 41,821 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $470,076 | 17,200 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $443,049 | 18,225 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $342,771 | 14,100 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $1,871,775 | 67,500 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $1,200,875 | 43,306 | Shares | Defined | 2023-08-11 | |
| 2023-06-30 | $1,641,616 | 59,200 | Call | Defined | 2023-08-11 | |
| 2023-03-31 | $1,835,952 | 55,200 | Call | Defined | 2023-05-16 | |
| 2023-03-31 | $916,279 | 27,549 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $2,504,478 | 75,300 | Put | Defined | 2023-05-16 | |
| 2022-12-31 | $1,632,349 | 53,171 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $4,058,540 | 132,200 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $2,437,580 | 79,400 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $2,170,571 | 63,467 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $1,063,620 | 31,100 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $2,205,900 | 64,500 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $860,064 | 24,800 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $814,980 | 23,500 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $285,870 | 6,500 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $1,306,206 | 29,700 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $1,200,126 | 27,288 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,395,270 | 22,200 | Put | Defined | 2022-04-05 | |
| 2021-12-31 | $490,230 | 7,800 | Call | Defined | 2022-04-05 | |
| 2021-12-31 | $1,294,835 | 20,602 | Shares | Defined | 2022-04-05 | |
| 2021-09-30 | $8,810,604 | 83,600 | Put | Defined | 2021-11-15 | |
| 2021-09-30 | $1,517,616 | 14,400 | Call | Defined | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||