Brosius Mark insider trades
Brosius Mark has filed 41 Form 4s with the SEC that we hold, all for Intuitive Surgical INC (ISRG), as EVP & Chief Mfg and Supply Cha. Across all of them we count 0 purchases worth $0 and 71 sales worth $10.9M reported on Form 4. In the last 12 months: 0 purchases ($0) and 33 sales ($5.9M). The largest single trade was a sale of 4,500 shares of Intuitive Surgical INC worth $2.5M, dated 2025-12-12. Of 9 sales filed since we began reading the 10b5-1 checkbox, 9 (100%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2024-02-05 and the latest 2026-09-11.
Intuitive Surgical INC (ISRG)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-02-01 | S, sale reported on Form 4 | 39 | $14.8K | 2024-02-05 |
| 2024-02-12 | S, sale reported on Form 4 | 30 | $11.6K | 2024-02-13 |
| 2024-02-13 | S, sale reported on Form 4 | 30 | $11.3K | 2024-02-13 |
| 2024-02-14 | S, sale reported on Form 4 | 30 | $11.4K | 2024-02-16 |
| 2024-02-15 | S, sale reported on Form 4 | 30 | $11.5K | 2024-02-16 |
| 2024-02-16 | S, sale reported on Form 4 | 32 | $12.1K | 2024-02-16 |
| 2024-03-05 | S, sale reported on Form 4 | 196 | $78.4K | 2024-03-07 |
| 2024-03-06 | S, sale reported on Form 4 | 196 | $75.8K | 2024-03-07 |
| 2024-03-07 | S, sale reported on Form 4 | 196 | $77.1K | 2024-03-07 |
| 2024-03-08 | S, sale reported on Form 4 | 196 | $76.8K | 2024-03-11 |
| 2024-03-11 | S, sale reported on Form 4 | 196 | $76.5K | 2024-03-11 |
| 2024-05-13 | S, sale reported on Form 4 | 175 | $68.1K | 2024-05-15 |
| 2024-05-14 | S, sale reported on Form 4 | 175 | $66.6K | 2024-05-15 |
| 2024-05-15 | S, sale reported on Form 4 | 175 | $67.8K | 2024-05-15 |
| 2024-05-16 | S, sale reported on Form 4 | 175 | $69.7K | 2024-05-17 |
| 2024-05-17 | S, sale reported on Form 4 | 63 | $25.0K | 2024-05-17 |
| 2024-09-12 | S, sale reported on Form 4 | 2,115 | $1.0M | 2024-09-16 |
| 2024-10-22 | S, sale reported on Form 4 | 2,106 | $1.1M | 2024-10-24 |
| 2024-10-22 | S, sale reported on Form 4 | 22 | $11.3K | 2024-10-24 |
| 2024-10-23 | S, sale reported on Form 4 | 22 | $11.3K | 2024-10-24 |
| 2024-10-24 | S, sale reported on Form 4 | 22 | $11.2K | 2024-10-24 |
| 2024-10-25 | S, sale reported on Form 4 | 22 | $11.3K | 2024-10-28 |
| 2024-10-28 | S, sale reported on Form 4 | 22 | $11.3K | 2024-10-28 |
| 2025-03-03 | S, sale reported on Form 4 | 492 | $282.3K | 2025-03-03 |
| 2025-03-04 | S, sale reported on Form 4 | 492 | $277.3K | 2025-03-06 |
| 2025-03-05 | S, sale reported on Form 4 | 492 | $272.7K | 2025-03-06 |
| 2025-03-06 | S, sale reported on Form 4 | 492 | $275.0K | 2025-03-06 |
| 2025-03-07 | S, sale reported on Form 4 | 489 | $260.7K | 2025-03-07 |
| 2025-05-12 | S, sale reported on Form 4 | 22 | $12.1K | 2025-05-14 |
| 2025-05-13 | S, sale reported on Form 4 | 22 | $12.4K | 2025-05-14 |
| 2025-05-14 | S, sale reported on Form 4 | 22 | $12.4K | 2025-05-14 |
| 2025-05-15 | S, sale reported on Form 4 | 22 | $12.3K | 2025-05-16 |
| 2025-05-16 | S, sale reported on Form 4 | 20 | $11.3K | 2025-05-16 |
| 2025-06-02 | S, sale reported on Form 4 | 215 | $118.0K | 2025-06-04 |
| 2025-06-03 | S, sale reported on Form 4 | 215 | $118.4K | 2025-06-04 |
| 2025-06-04 | S, sale reported on Form 4 | 215 | $118.7K | 2025-06-04 |
| 2025-06-05 | S, sale reported on Form 4 | 215 | $120.6K | 2025-06-06 |
| 2025-06-06 | S, sale reported on Form 4 | 216 | $121.6K | 2025-06-06 |
| 2025-12-12 | S, sale reported on Form 4 | 312 | $170.8K | 2025-12-17 |
| 2025-12-12 | S, sale reported on Form 4 | 4,500 | $2.5M | 2025-12-15 |
| 2025-12-15 | S, sale reported on Form 4 | 464 | $254.5K | 2025-12-17 |
| 2025-12-15 | S, sale reported on Form 4 | 464 | $254.5K | 2025-12-15 |
| 2026-03-03 | S, sale reported on Form 4 | 648 | $316.3K | 2026-03-05 |
| 2026-03-04 | S, sale reported on Form 4 | 2,362 | $1.2M | 2026-03-05 |
| 2026-03-05 | S, sale reported on Form 4 | 648 | $320.9K | 2026-03-05 |
| 2026-03-06 | S, sale reported on Form 4 | 648 | $317.6K | 2026-03-10 |
| 2026-03-09 | S, sale reported on Form 4 | 645 | $312.8K | 2026-03-10 |
| 2026-05-18 | S, sale reported on Form 4 | 18 | $7.6K | 2026-05-20 |
| 2026-05-19 | S, sale reported on Form 4 | 18 | $7.9K | 2026-05-20 |
| 2026-05-20 | S, sale reported on Form 4 | 18 | $7.9K | 2026-05-20 |
| 2026-05-21 | S, sale reported on Form 4 | 18 | $8.0K | 2026-05-22 |
| 2026-05-22 | S, sale reported on Form 4 | 18 | $7.9K | 2026-05-22 |
| 2026-06-08 | S, sale reported on Form 4 | 23 | $9.7K | 2026-06-10 |
| 2026-06-09 | S, sale reported on Form 4 | 23 | $9.7K | 2026-06-10 |
| 2026-06-10 | S, sale reported on Form 4 | 23 | $9.8K | 2026-06-10 |
| 2026-06-11 | S, sale reported on Form 4 | 23 | $9.5K | 2026-06-12 |
| 2026-06-12 | S, sale reported on Form 4 | 25 | $10.4K | 2026-06-12 |
| 2026-07-27 | S, sale reported on Form 4 | 28 | $9.6K | 2026-07-29 |
| 2026-07-28 | S, sale reported on Form 4 | 28 | $10.2K | 2026-07-29 |
| 2026-07-29 | S, sale reported on Form 4 | 28 | $10.1K | 2026-07-29 |
| 2026-07-30 | S, sale reported on Form 4 | 28 | $9.7K | 2026-07-31 |
| 2026-07-31 | S, sale reported on Form 4 | 28 | $9.8K | 2026-07-31 |
| 2026-08-17 | S, sale reported on Form 4 | 77 | $30.1K | 2026-08-19 |
| 2026-08-18 | S, sale reported on Form 4 | 77 | $30.3K | 2026-08-19 |
| 2026-08-19 | S, sale reported on Form 4 | 77 | $30.4K | 2026-08-19 |
| 2026-08-20 | S, sale reported on Form 4 | 77 | $30.5K | 2026-08-21 |
| 2026-08-21 | S, sale reported on Form 4 | 77 | $28.9K | 2026-08-21 |
| 2026-09-08 | S, sale reported on Form 4 | 46 | $16.6K | 2026-09-09 |
| 2026-09-09 | S, sale reported on Form 4 | 23 | $8.1K | 2026-09-09 |
| 2026-09-10 | S, sale reported on Form 4 | 23 | $8.0K | 2026-09-11 |
| 2026-09-11 | S, sale reported on Form 4 | 25 | $9.1K | 2026-09-11 |
Counted from the Form 4 filings this reporting owner (SEC CIK 2010300) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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