ISRG - Intuitive Surgical Inc

Insider Sale by Brosius Mark (SVP, Chief Mfg, Supply Cha)

1 Month
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Trade Summary

3 days ago, Brosius Mark, serving as SVP, Chief Mfg, Supply Cha at Intuitive Surgical Inc (ISRG), sold 3,658 shares at $496.19 per share, for a total transaction value of $1,815,062.00. Following this transaction, Brosius Mark now holds 2,906 shares of ISRG.

This sale represents a 56.00% decrease in Brosius Mark's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Tuesday, March 3, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, March 5, 2026, 2 days after the trade was made.

Intuitive Surgical Inc operates in the HEALTHCARE sector, specifically within the MEDICAL INSTRUMENTS & SUPPLIES industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.

Brosius Mark

SVP, Chief Mfg, Supply Cha

Mark P. Brosius is Senior Vice President and Chief Manufacturing and Supply Chain Officer at Intuitive Surgical Inc. (ISRG), a position he has held since May 2023.[[1]](https://fintool.com/app/research/companies/ISRG/people/mark-brosius)[[4]](https://www.intuitive.com/en-us/about-us/company/leadership/mark-brosius)[[7]](https://www.morningstar.com/stocks/xnas/isrg/executive) Aged 58, he oversees SIOP, supply chain, new product introduction, manufacturing, and logistics operations, bringing over 30 years of experience in multinational manufacturing and product development.[[1]](https://fintool.com/app/research/companies/ISRG/people/mark-brosius)[[4]](https://www.intuitive.com/en-us/about-us/company/leadership/mark-brosius) Brosius joined Intuitive in December 2012 as the founding leader of manufacturing automation, advancing through roles such as Director of Equipment Engineering, Sr. Director of Production Instrument Engineering, Sr. Director of New Product Introduction, VP of Operations for Surgical Instruments & Accessories, and SVP of Operations.[[1]](https://fintool.com/app/research/companies/ISRG/people/mark-brosius)[[4]](https://www.intuitive.com/en-us/about-us/company/leadership/mark-brosius) Prior to Intuitive, Brosius worked as a Mechanical Design Engineer at Acuson Corporation from 1989 to 1996 and served as President and Chief Technology Officer at Harbor Fluid Products from 2002 to 2011.[[1]](https://fintool.com/app/research/companies/ISRG/people/mark-brosius)[[4]](https://www.intuitive.com/en-us/about-us/company/leadership/mark-brosius) He holds a B.S. in Mechanical Engineering from Stanford University, completed graduate studies in Finance at UC Berkeley, and has an honorary degree in Engineering Management from Cal Poly San Luis Obispo.[[1]](https://fintool.com/app/research/companies/ISRG/people/mark-brosius) Brosius has engaged in recent insider trading, including selling 1,476 shares worth $824,990 from March 4-6, 2025 under a Rule 10b5-1 plan, and receiving performance stock units in January 2026 for achieved goals.[[2]](https://www.investing.com/news/insider-trading-news/intuitive-surgical-svp-mark-brosius-sells-shares-worth-824990-93CH-3913717)[[3]](https://www.stocktitan.net/sec-filings/ISRG/form-4-intuitive-surgical-inc-insider-trading-activity-4032e697b691.html) During his tenure, Intuitive Surgical achieved strong performance, with 2024 revenue at $8.35B (+17% YoY) and market cap rising to ~$186.1B.[[1]](https://fintool.com/app/research/companies/ISRG/people/mark-brosius)

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Trade Price

$496.19

Quantity

3,658

Total Value

$1,815,062.00

Shares Owned

2,906

Trade Date

Tuesday, March 3, 2026

3 days ago

SEC Filing Date

Thursday, March 5, 2026

Filed 2 days after trade

HEALTHCAREMEDICAL INSTRUMENTS & SUPPLIES

About Intuitive Surgical Inc

Company Overview

No company information available
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