Position in MASI
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$0
-$2,191,380 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
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
Common Shares in MASI Over Time
Shares Held
Position Value (USD)
Derivatives in MASI
reported options exposure · as of Mar 31, 2026CallValue
$36,925,812
CallShares
207,600
PutValue
$11,774,994
PutShares
66,200
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 Medical Devices
Healthcare · as of Mar 31, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $313,124,743 across 83 Medical Devices names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
720,999 | $74,024,967 | |
| 2 | BSX |
Boston Scientific Corp
|
1,033,109 | $64,827,589 | |
| 3 | DXCM |
Dexcom Inc
|
378,706 | $23,782,736 | |
| 4 | PEN |
Penumbra Inc
|
45,531 | $14,951,014 | |
| 5 | TMDX |
TransMedics Group, Inc.
|
133,875 | $13,308,513 | |
| 6 | HAE |
Haemonetics Corp
|
234,271 | $13,203,513 | |
| 7 | INSP |
Inspire Medical Systems, Inc.
|
210,573 | $10,861,355 | |
| 8 | EW |
Edwards Lifesciences Corp
|
119,419 | $9,563,073 |
All Filings in MASI
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $36,925,812 | 207,600 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $11,774,994 | 66,200 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $6,424,964 | 49,400 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $2,510,158 | 19,300 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $2,191,380 | 16,849 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $4,544,540 | 30,800 | Put | Other | 2025-11-14 | |
| 2025-09-30 | $402,073 | 2,725 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $2,921,490 | 19,800 | Call | Other | 2025-11-14 | |
| 2025-06-30 | $2,637,184 | 15,677 | Shares | Other | 2025-08-14 | |
| 2025-06-30 | $8,057,738 | 47,900 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $3,465,332 | 20,600 | Put | Other | 2025-08-14 | |
| 2025-03-31 | $2,132,480 | 12,800 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $1,882,580 | 11,300 | Put | Other | 2025-05-14 | |
| 2025-03-31 | $903,971 | 5,426 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $5,157,360 | 31,200 | Put | Other | 2025-02-14 | |
| 2024-12-31 | $5,091,240 | 30,800 | Call | Other | 2025-02-14 | |
| 2024-09-30 | $10,466,405 | 78,500 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $755,714 | 5,668 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $10,093,081 | 75,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $2,864,379 | 22,744 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $7,846,062 | 62,300 | Put | Defined | 2024-08-15 | |
| 2024-06-30 | $5,025,006 | 39,900 | Call | Defined | 2024-08-15 | |
| 2024-03-31 | $2,249,741 | 15,320 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $7,738,995 | 52,700 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $9,633,360 | 65,600 | Call | Defined | 2024-05-07 | |
| 2023-12-31 | $21,390,825 | 182,500 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $3,115,792 | 26,583 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $16,128,096 | 137,600 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $18,555,893 | 211,632 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $8,943,360 | 102,000 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $12,897,728 | 147,100 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $9,362,895 | 56,900 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $2,616,345 | 15,900 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $1,809,062 | 10,994 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $1,051,878 | 5,700 | Put | Defined | 2023-05-16 | |
| 2023-03-31 | $924,360 | 5,009 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $7,584,594 | 41,100 | Call | Defined | 2023-05-16 | |
| 2022-12-31 | $4,364,525 | 29,500 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $502,142 | 3,394 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $1,982,530 | 13,400 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $959,888 | 6,800 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $1,433,903 | 10,158 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $3,529,000 | 25,000 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $666,417 | 5,100 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $534,047 | 4,087 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $2,129,921 | 16,300 | Call | Defined | 2022-08-15 | |
| 2022-03-31 | $12,254,468 | 84,200 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $3,347,420 | 23,000 | Put | Defined | 2022-05-16 | |
| 2021-12-31 | $1,815,236 | 6,200 | Put | Defined | 2022-04-05 | |
| 2021-12-31 | $6,616,828 | 22,600 | Call | Defined | 2022-04-05 | |
| No filing history on record for this holder in this stock. | ||||||