Updated: May 19, 2026

Mark Brosius

ISRGINTUITIVE SURGICAL INCSEC CIK: 0002010300
Estimated Net Worth
$16.9 Million4.9%vs Last Year
Last Updated: May 19, 2026 11:56 PM EST

Transaction Summary

Total Transactions32
Buy-Sell Ratio0.15
Buy Transactions4
Sell Transactions27

Transaction Volume

Total Volume$16.2M
Net Volume-$13.15M
Buy Volume$1.53M
Sell Volume$14.68M

Trade Analysis

AVG Trade Size$506.35K
Largest Trade$2.36M
Most Active MonthFeb
Most Active Year2024

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Mark Brosius has an estimated net worth of $16.9 Million. This is based on reported shares in INTUITIVE SURGICAL INC.



2026 was Mark Brosius's most active year for acquiring shares with 9 total transactions. Mark Brosius's most active month to acquire stocks was the month of January. 2024 was Mark Brosius's most active year for disposing of shares, totalling 33 transactions. Mark Brosius's most active month to dispose stocks was the month of January. 2025 saw Mark Brosius paying a total of $358,370.10 for 16,968 shares, this is the most they've acquired in one year. In 2025 Mark Brosius cashed out on 22,342 shares for a total of $7,595,961.59, their largest year based on trade value.

Holdings & Transactions

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