Transaction · 0002010300-26-000009

Brosius Mark

Brosius Mark, SVP, CMSC, reported a transaction classified as withholding at INTUITIVE SURGICAL INC involving 4155.000000 shares for an estimated $2092084.05. Reported holdings after the transaction were 6564.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FSVP, CMSC
ISRGINTUITIVE SURGICAL INC
Filing timeMar 02
Trade dateFeb 28, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$496.25
Pre-filing
1mo ago +2.3%1w ago +1.6%1d ago +1.5%
Returns since
7d -0.5%30d -6.4%90d -14.4%180d -25.0%1y -25.0%

ISRG price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
ISRG since 2026-03-02Filed 186 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0002010300-26-000009
Common Stock
Transaction date
Feb 28, 2026
Filed Mar 02, 2026, 12:00 AM · 2d delay
Shares
4.15k sh
$50.3k per share
Estimated value
-$209M
Computed from shares × price
Holdings after
6.56k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership Large Holdings Reduction
-12score
Filing-only score

-12

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

SVP & Chief Mfg and Supply Cha

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    RSUs vest 25% per year over a four year period, commencing on the first anniversary of the grant date. RSUs convert into common stock on the vest date on a one-for-one basis. 25% of the shares have…

  2. F2

    Represents performance stock units ("PSUs") initially granted to the Reporting Person on February 28, 2023 subject to achievement of certain performance metrics. The performance criteria for the PSUs…

  3. F3

    This transaction represents the withholding of shares to cover taxes applicable to a settlement of PSUs reported on this Form 4.

  4. F4

    Each RSU granted represents a contingent right to receive one share of Intuitive Surgical common stock. The grant vests 25% on the first anniversary of the date of grant and annually thereafter, over…

Original filing · 0002010300-26-000009
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