Transactions
53
Insider / INTUITIVE SURGICAL INC
Brosius Mark
EVP & Chief Mfg and Supply Cha at INTUITIVE SURGICAL INC
- Company
- INTUITIVE SURGICAL INC
- Ticker
- ISRG
- First filing on record
- December 15, 2025
- Latest trade on record
- September 11, 2026
- SEC filings
- EDGAR ↗
Brosius Mark, EVP & Chief Mfg and Supply Cha at INTUITIVE SURGICAL INC, has disclosed 53 transactions in ISRG since December 15, 2025: 0 purchases (0 open-market buys) and 37 sales, worth about $9.3M at the reported prices. The latest was filed September 11, 2026, 0 days after the trade.
Open-market buys
0
Sales
37
Avg. disclosure lag
1.2d
Trading in charts
Trade timeline
When does this person trade, how big, and in which direction? Every trade in the last 12 months.
Bought (above the line)Sold (below the line)Other transaction
In the last 12 months Brosius Mark made no purchases and 37 sales worth $8.9M, plus 16 other transactions. Dot size is the dollar amount.
Portfolio mix
Which stocks does this person trade most? Tile size is dollars traded, all time on record.
Brosius Mark has traded 1 stock on record; the largest by dollars is ISRG.
Reporting lag
Does this person report on time? One bar per filing against the Form 4 deadline.
On timeLate
0 of 18 filings on record were reported after the Form 4 deadline (two business days, counted here as 4 calendar days).
What kind of transactions
Most Form 4 rows are pay arriving or tax being withheld, not a decision to buy or sell. Only code P is an open-market purchase and code S an open-market sale. What each code means: Form 4 transaction codes.
| Code | Meaning | Rows | Shares | Value |
|---|---|---|---|---|
| S | Open-market sale | 32 | 11,228 | $5.7M |
| M | Option exercise or conversion | 12 | 34,376 | $358K |
| F | Shares withheld for tax | 5 | 6,311 | $3.2M |
| A | Grant or award | 4 | 16,008 | — |
| Year | Rows | Bought | Sold |
|---|---|---|---|
| 2026 | 48 | 0 | 34 · $6.0M |
| 2025 | 5 | 0 | 3 · $3.0M |
Transactions
| Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| ISRG | Sell S | September 11, 2026 | September 11, 2026 | 0d | 25 | $366 | $9,145 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | September 10, 2026 | September 11, 2026 | 1d | 23 | $348 | $7,996 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | September 9, 2026 | September 9, 2026 | 0d | 23 | $350 | $8,055 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | September 8, 2026 | September 9, 2026 | 1d | 46 | $361 | $17K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | August 21, 2026 | August 21, 2026 | 0d | 77 | $376 | $29K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | August 20, 2026 | August 21, 2026 | 1d | 77 | $396 | $31K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | August 19, 2026 | August 19, 2026 | 0d | 77 | $394 | $30K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | August 18, 2026 | August 19, 2026 | 1d | 77 | $394 | $30K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | August 17, 2026 | August 19, 2026 | 2d | 77 | $391 | $30K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | July 31, 2026 | July 31, 2026 | 0d | 28 | $351 | $9,828 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | July 30, 2026 | July 31, 2026 | 1d | 28 | $347 | $9,711 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | July 29, 2026 | July 29, 2026 | 0d | 28 | $360 | $10K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | July 28, 2026 | July 29, 2026 | 1d | 28 | $366 | $10K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | July 27, 2026 | July 29, 2026 | 2d | 28 | $344 | $9,632 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | June 12, 2026 | June 12, 2026 | 0d | 25 | $414 | $10K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | June 11, 2026 | June 12, 2026 | 1d | 23 | $412 | $9,480 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | June 10, 2026 | June 10, 2026 | 0d | 23 | $424 | $9,755 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | June 9, 2026 | June 10, 2026 | 1d | 23 | $421 | $9,686 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | June 8, 2026 | June 10, 2026 | 2d | 23 | $420 | $9,663 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | May 22, 2026 | May 22, 2026 | 0d | 18 | $440 | $7,916 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | May 21, 2026 | May 22, 2026 | 1d | 18 | $446 | $8,029 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | May 20, 2026 | May 20, 2026 | 0d | 18 | $440 | $7,927 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | May 19, 2026 | May 20, 2026 | 1d | 18 | $441 | $7,933 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | May 18, 2026 | May 20, 2026 | 2d | 18 | $422 | $7,604 | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | March 9, 2026 | March 10, 2026 | 1d | 645 | $485 | $313K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | March 6, 2026 | March 10, 2026 | 4d | 648 | $490 | $318K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | March 5, 2026 | March 5, 2026 | 0d | 648 | $495 | $321K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | March 4, 2026 | March 5, 2026 | 1d | 2,362 | $499 | $1.2M | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | March 3, 2026 | March 5, 2026 | 2d | 648 | $488 | $316K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Option / conversion M | February 28, 2026 | March 2, 2026 | 2d | 877 | — | — | derivative | Form 4 ↗ | |
| ISRG | Option / conversion M | February 28, 2026 | March 2, 2026 | 2d | 8,378 | — | — | derivative | Form 4 ↗ | |
| ISRG | Sell F | February 28, 2026 | March 2, 2026 | 2d | 4,155 | $504 | $2.1M | Form 4 ↗ | ||
| ISRG | Option / conversion M | February 28, 2026 | March 2, 2026 | 2d | 8,378 | — | — | Form 4 ↗ | ||
| ISRG | Sell F | February 28, 2026 | March 2, 2026 | 2d | 435 | $504 | $219K | Form 4 ↗ | ||
| ISRG | Option / conversion M | February 28, 2026 | March 2, 2026 | 2d | 877 | — | — | Form 4 ↗ | ||
| ISRG | Other A | February 26, 2026 | February 27, 2026 | 1d | 4,928 | — | — | derivative | Form 4 ↗ | |
| ISRG | Option / conversion M | February 26, 2026 | February 27, 2026 | 1d | 973 | — | — | derivative | Form 4 ↗ | |
| ISRG | Option / conversion M | February 26, 2026 | February 27, 2026 | 1d | 1,622 | — | — | derivative | Form 4 ↗ | |
| ISRG | Other A | February 26, 2026 | February 27, 2026 | 1d | 2,793 | — | — | derivative | Form 4 ↗ | |
| ISRG | Sell F | February 26, 2026 | February 27, 2026 | 1d | 483 | $506 | $244K | Form 4 ↗ | ||
| ISRG | Option / conversion M | February 26, 2026 | February 27, 2026 | 1d | 973 | — | — | Form 4 ↗ | ||
| ISRG | Sell F | February 26, 2026 | February 27, 2026 | 1d | 805 | $506 | $407K | Form 4 ↗ | ||
| ISRG | Option / conversion M | February 26, 2026 | February 27, 2026 | 1d | 1,622 | — | — | Form 4 ↗ | ||
| ISRG | Option / conversion M | February 10, 2026 | February 10, 2026 | 0d | 838 | — | — | derivative | Form 4 ↗ | |
| ISRG | Sell F | February 10, 2026 | February 10, 2026 | 0d | 433 | $493 | $213K | Form 4 ↗ | ||
| ISRG | Option / conversion M | February 10, 2026 | February 10, 2026 | 0d | 838 | — | — | Form 4 ↗ | ||
| ISRG | Other A | January 28, 2026 | January 30, 2026 | 2d | 5,585 | — | — | derivative | Form 4 ↗ | |
| ISRG | Other A | January 28, 2026 | January 30, 2026 | 2d | 2,702 | — | — | derivative | Form 4 ↗ | |
| ISRG | Sell S | December 15, 2025 | December 17, 2025 | 2d | 464 | $548 | $254K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Option / conversion M | December 12, 2025 | December 15, 2025 | 3d | 4,500 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| ISRG | Sell S | December 15, 2025 | December 15, 2025 | 0d | 464 | $548 | $254K | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Sell S | December 12, 2025 | December 15, 2025 | 3d | 4,500 | $547 | $2.5M | 10b5-1 plan | Form 4 ↗ | |
| ISRG | Option / conversion M | December 12, 2025 | December 15, 2025 | 3d | 4,500 | $80 | $358K | 10b5-1 plan | Form 4 ↗ |
Filings
| Filed | Form | Accession | Rows | Status | Source |
|---|---|---|---|---|---|
| September 11, 2026 | Form 4 | 0002010300-26-000033 | 2 | published | EDGAR ↗ |
| September 9, 2026 | Form 4 | 0002010300-26-000031 | 2 | published | EDGAR ↗ |
| August 21, 2026 | Form 4 | 0002010300-26-000029 | 2 | published | EDGAR ↗ |
| August 19, 2026 | Form 4 | 0002010300-26-000027 | 3 | published | EDGAR ↗ |
| July 31, 2026 | Form 4 | 0002010300-26-000025 | 2 | published | EDGAR ↗ |
| July 29, 2026 | Form 4 | 0002010300-26-000023 | 3 | published | EDGAR ↗ |
| June 12, 2026 | Form 4 | 0002010300-26-000021 | 2 | published | EDGAR ↗ |
| June 10, 2026 | Form 4 | 0002010300-26-000019 | 3 | published | EDGAR ↗ |
| May 22, 2026 | Form 4 | 0002010300-26-000017 | 2 | published | EDGAR ↗ |
| May 20, 2026 | Form 4 | 0002010300-26-000015 | 3 | published | EDGAR ↗ |
| March 10, 2026 | Form 4 | 0002010300-26-000013 | 2 | published | EDGAR ↗ |
| March 5, 2026 | Form 4 | 0002010300-26-000011 | 3 | published | EDGAR ↗ |
| March 2, 2026 | Form 4 | 0002010300-26-000009 | 6 | published | EDGAR ↗ |
| February 27, 2026 | Form 4 | 0002010300-26-000007 | 8 | published | EDGAR ↗ |
| February 10, 2026 | Form 4 | 0002010300-26-000005 | 3 | published | EDGAR ↗ |
| January 30, 2026 | Form 4 | 0002010300-26-000003 | 2 | published | EDGAR ↗ |
| December 17, 2025 | Form 4 | 0001610717-25-000419 | 1 | published | EDGAR ↗ |
| December 15, 2025 | Form 4 | 0002010300-25-000004 | 4 | published | EDGAR ↗ |
Other insiders at INTUITIVE SURGICAL INC
- Curet Myriam EVP & Chief Medical Officer 59 rows
- Rosa David J. Chief Executive Officer (CEO) 34 rows
- GUTHART GARY S Director 33 rows
- Charlton Henry L EVP & Chief Commercial and Mkt 32 rows
- Widman Fredrik VP Corporate Controller 28 rows
- LOEB GARY EVP & Chief Legal and Complian 25 rows
- Jeddi Iman SVP & GM da Vinci Platforms & 20 rows
- Samath Jamie Director 20 rows
- BARRATT CRAIG H Director 15 rows
- CHEW LEWIS Director 13 rows
Everyone on file, with contracts and lobbying under the company's name: INTUITIVE SURGICAL INC.
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Rule 10b5-1 trading plans The plan must be set up when the insider has no important non-public information.
- Options and derivatives on Form 4 Table I = shares. Table II = options and other derivatives.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 18 | 53 | December 15, 2025 | September 11, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Every row comes from the reporting owner's Form 4 as filed with the SEC (EDGAR ownership XML), read daily. "Value" is shares × the reported price; code P is an open-market purchase, S a sale, M an option exercise, A a grant. The lag is the filing date minus the trade date; Form 4 is due within two business days. Amendments (4/A) are not merged. Details on the methodology page; report an error on corrections.
Not investment advice. Figures are public disclosures shown as filed; they may lag the trade and may be amended later. No recommendation is made or implied.