Position in ISRG
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$101,417,800
+$44,086,310 QoQ
Shares Held
220,000
+117.3% QoQ
Ownership
0.062%
of shares outstanding
% of Portfolio
1.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2023
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ISRG Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026RTW INVESTMENTS, LP holds $246,623,720 across 3 Medical Instruments & Supplies names. ISRG ranks #2 (41.1% of the industry book) .
All Filings in ISRG
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8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $101,417,800 | 220,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $57,331,490 | 101,228 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $90,544,396 | 202,456 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $110,016,614 | 202,456 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $100,270,383 | 202,456 | Shares | Sole | 2025-05-15 | |
| 2024-06-30 | $90,062,551 | 202,456 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $39,509,910 | 99,000 | Shares | Sole | 2024-05-15 | |
| 2023-06-30 | $58,129,800 | 170,000 | Shares | Sole | 2023-08-14 | |
| No filing history on record for this holder in this stock. | ||||||