SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in AMPH — Amphastar Pharmaceuticals, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in AMPH
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,020,401
+$734,368 QoQ
Shares Held
50,565
+246.3% QoQ
Ownership
0.119%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#65
of 209 holders
Holding Since
Mar 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMPH Over Time
Shares Held
Position Value (USD)
Derivatives in AMPH
reported options exposure · as of Jun 30, 2026CallValue
$226,016
CallShares
11,200
PutValue
$0
PutShares
0
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 Drug Manufacturers - Specialty & Generic
Healthcare · as of Jun 30, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $269,786,604 across 51 Drug Manufacturers - Specialty & Generic names. AMPH ranks #22 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ZTS |
Zoetis Inc.
|
1,504,358 | $108,103,165 | |
| 2 | UTHR |
UNITED THERAPEUTICS Corp
|
88,579 | $47,994,759 | |
| 3 | LQDA |
Liquidia Corp
|
471,067 | $37,558,171 | |
| 4 | BCRX |
Biocryst Pharmaceuticals Inc
|
1,195,651 | $11,956,510 | |
| 5 | PRGO |
PERRIGO Co plc
|
1,149,496 | $11,943,263 | |
| 6 | HROW |
Harrow, Inc.
|
190,116 | $8,074,226 | |
| 7 | VTRS |
Viatris Inc
|
295,261 | $4,688,744 | |
| 8 | TLRY |
Tilray Brands, Inc.
|
1,021,777 | $4,587,778 |
All Filings in AMPH
Export CSV
49 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $226,016 | 11,200 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $1,020,401 | 50,565 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $286,033 | 14,601 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $217,801 | 8,133 | Shares | Other | 2026-02-17 | |
| 2025-06-30 | $1,253,570 | 54,598 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $2,049,853 | 70,709 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $1,160,906 | 31,266 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $530,959 | 14,300 | Call | Other | 2025-02-14 | |
| 2024-09-30 | $912,364 | 18,800 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $1,572,372 | 32,400 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $717,418 | 14,783 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $816,000 | 20,400 | Put | Defined | 2024-08-15 | |
| 2024-06-30 | $707,720 | 17,693 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $724,000 | 18,100 | Call | Defined | 2024-08-15 | |
| 2024-03-31 | $1,831,047 | 41,700 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $940,025 | 21,408 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $1,980,341 | 45,100 | Put | Defined | 2024-05-07 | |
| 2023-12-31 | $2,405,965 | 38,900 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $1,680,154 | 27,165 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,509,140 | 24,400 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $1,348,656 | 29,325 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $694,449 | 15,100 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $1,043,973 | 22,700 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $2,321,788 | 40,400 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $1,643,642 | 28,600 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $2,007,828 | 34,937 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $1,589,137 | 42,377 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $442,500 | 11,800 | Put | Defined | 2023-05-16 | |
| 2023-03-31 | $1,968,750 | 52,500 | Call | Defined | 2023-05-16 | |
| 2022-12-31 | $212,952 | 7,600 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $1,064,760 | 38,000 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $347,540 | 12,368 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $789,610 | 28,100 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $1,334,750 | 47,500 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $576,852 | 16,581 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $1,266,356 | 36,400 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $4,258,296 | 122,400 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $1,069,820 | 29,800 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $1,995,393 | 55,582 | Shares | Defined | 2022-05-16 | |
| 2021-03-31 | $208,848 | 11,400 | Put | Defined | 2021-05-17 | |
| 2021-03-31 | $266,995 | 14,574 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $201,441 | 10,017 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $202,500 | 10,800 | Call | Defined | 2020-11-16 | |
| 2020-09-30 | $653,943 | 34,877 | Shares | Defined | 2020-11-16 | |
| 2020-09-30 | $1,091,250 | 58,200 | Put | Defined | 2020-11-16 | |
| 2020-06-30 | $497,129 | 22,134 | Shares | Defined | 2020-08-14 | |
| 2020-06-30 | $1,998,940 | 89,000 | Put | Defined | 2020-08-14 | |
| 2020-03-31 | $160,272 | 10,800 | Put | Defined | 2020-05-15 | |
| 2020-03-31 | $306,564 | 20,658 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||