Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in ISRG held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 30.1M | $13.88B | -1.4% | 8.475% | 0.24% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 23.1M | $10.64B | — | 6.498% | 0.27% |
| 3 | STATE STREET CORP | 15.8M | $7.31B | +0.9% | 4.462% | 0.25% |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 8.5M | $3.89B | +2.9% | 2.384% | 0.24% |
| 5 | Capital World Investors | 8.0M | $3.71B | +2.4% | 2.266% | 0.51% |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 7.2M | $3.33B | — | 2.037% | 0.18% |
| 7 | MORGAN STANLEY | 6.1M | $2.79B | +5.5% | 1.706% | 0.17% |
| 8 | FMR LLC | 5.5M | $2.52B | -16.7% | 1.542% | 0.14% |
| 9 | ALLIANCEBERNSTEIN L.P. | 3.8M | $2.16B | +2.5% | 1.073% | 0.70% |
| 10 | WELLINGTON MANAGEMENT GROUP LLP | 4.0M | $1.83B | +14.9% | 1.115% | 0.34% |
| 11 | Fisher Asset Management, LLC | 3.9M | $1.78B | +1.8% | 1.085% | 0.60% |
| 12 | Invesco Ltd. | 3.7M | $1.72B | -9.5% | 1.052% | 0.26% |
| 13 | BANK OF AMERICA CORP /DE/ | 3.6M | $1.67B | +3.3% | 1.018% | 0.12% |
| 14 | Bank of New York Mellon Corp | 3.6M | $1.64B | -9.4% | 1.000% | 0.30% |
| 15 | NORTHERN TRUST CORP | 3.5M | $1.62B | -0.6% | 0.987% | 0.21% |
| 16 | UBS ASSET MANAGEMENT AMERICAS INC | 3.3M | $1.53B | +12.9% | 0.934% | 0.32% |
| 17 | JENNISON ASSOCIATES LLC | 3.0M | $1.40B | -5.2% | 0.856% | 0.96% |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.6M | $1.21B | +2.7% | 0.739% | 0.18% |
| 19 | Nuveen, LLC | 2.6M | $1.21B | -4.0% | 0.738% | 0.33% |
| 20 | BAILLIE GIFFORD & CO | 2.6M | $1.18B | +0.6% | 0.723% | 1.21% |
| 21 | GOLDMAN SACHS GROUP INC | 2.5M | $1.16B | +0.5% | 0.711% | 0.13% |
| 22 | Legal & General Group Plc | 2.5M | $1.14B | +1.1% | 0.699% | 0.26% |
| 23 | Amundi | 2.4M | $1.12B | +8.6% | 0.684% | 0.30% |
| 24 | FRANKLIN RESOURCES INC | 2.3M | $1.08B | -8.6% | 0.659% | 0.26% |
| 25 | CITADEL ADVISORS LLC | 2.2M | $1.03B | +9.3% | 0.630% | 0.48% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in ISRG — a direct measure of their conviction.
Filings activity in ISRG during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 2,238 | 3.6% | 85.77% | 22.75 pp | $125.23B | 21% |
| Q4 2025 | 2,322 | +15% | 108.52% | +22.11 pp | $158.44B | +26% |
| Q3 2025 | 2,024 | 7.4% | 86.41% | 17.86 pp | $126.16B | 17% |
| Q2 2025 | 2,186 | +4.5% | 104.27% | +11.70 pp | $152.22B | +13% |
| Q1 2025 | 2,092 | +3.7% | 92.57% | 7.22 pp | $135.15B | 7.2% |
| Q4 2024 | 2,017 | +8.7% | 99.79% | +9.12 pp | $145.69B | +10% |
| Q3 2024 | 1,856 | +7.5% | 90.67% | +0.43 pp | $132.38B | +0.5% |
| Q2 2024 | 1,727 | — | 90.24% | — | $131.74B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ISRG stock.
Based on Q1 2026 13F filings, institutional ownership of Intuitive Surgical, Inc. stands at 85.8%, held across 2,238 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of ISRG, with approximately 30,099,405 shares worth $13.88B as of Q1 2026.
Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of ISRG, including Fisher Asset Management, LLC, CITADEL ADVISORS LLC.
Our composite Smart Money Score for ISRG is 34 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
207 institutions opened new positions in ISRG during Q1 2026, while 291 fully exited. 295 added to existing positions and 1,727 trimmed.
ISRG institutional ownership fell by 22.75 percentage points quarter-over-quarter, with a net change of -84 holders.
The top 10 institutions account for 41.6% of all reported 13F value in ISRG, and the top 25 account for 57.9%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Intuitive Surgical, Inc. (ISRG) Institutional Ownership