Position in ISRG
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$130,041,360
+$83,942,360 QoQ
Shares Held
327,000
+227.0% QoQ
Ownership
0.093%
of shares outstanding
% of Portfolio
0.69%
of 13F equity value
Holder Rank
#128
of 2,231 holders
Holding Since
Sep 2023
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ISRG Over Time
Shares Held
Position Value (USD)
Derivatives in ISRG
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
0
PutValue
$99,420,000
PutShares
250,000
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 Medical Instruments & Supplies
Healthcare · as of Jun 30, 2026Hudson Bay Capital Management LP holds $147,764,299 across 4 Medical Instruments & Supplies names. ISRG ranks #1 (88.0% of the industry book) .
All Filings in ISRG
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $99,420,000 | 250,000 | Put | Sole | 2026-08-14 | |
| 2026-06-30 | $130,041,360 | 327,000 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $46,099,000 | 100,000 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $113,272,000 | 200,000 | Put | Sole | 2026-02-13 | |
| 2025-12-31 | $159,996,700 | 282,500 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $29,128,984 | 65,132 | Shares | Sole | 2025-12-15 | |
| 2025-06-30 | $5,271,077 | 9,700 | Put | Sole | 2025-08-18 | |
| 2025-06-30 | $36,587,795 | 67,330 | Shares | Sole | 2025-08-18 | |
| 2025-03-31 | $108,067,914 | 218,200 | Put | Sole | 2025-05-14 | |
| 2025-03-31 | $7,726,212 | 15,600 | Call | Sole | 2025-05-14 | |
| 2025-03-31 | $89,569,084 | 180,849 | Shares | Sole | 2025-05-14 | |
| 2024-09-30 | $294,762 | 600 | Put | Sole | 2024-11-13 | |
| 2023-12-31 | $36,772,240 | 109,000 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $3,710,960 | 11,000 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $3,215,190 | 11,000 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $3,215,190 | 11,000 | Put | Sole | 2023-11-14 | |
| No filing history on record for this holder in this stock. | ||||||