Mark Patterson Net Worth
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Mark Patterson has an estimated net worth of at least $31.8 million*, as of yesterday. They own 196,524 shares of CSCO stock. They have sold 86,550 shares of CSCO stock since 2021, for an estimated $6.8 million.
Mark Patterson $CSCO SEC Form 4 Insider Trading
Mark Patterson has filed a total of 9 insider trades in $CSCO since 2021. Their most recent trade was a sale of 1,495 shares, made on May 15, 2026. Their largest trade was a sale of 48,632 shares, made on Nov 18, 2025. We estimate that they now own 196,524 shares of $CSCO, worth an estimated $24.9 million.
Insider Trading at $CSCO
There have been a total of 224 insider trades reported at $CSCO since 2021, with 0 shares purchased and 3.4 million shares sold. The most active insider traders in $CSCO stock have been Deborah L Stahlkopf, Charles Robbins, and Maria Victoria Wong. The most recent trade was a sale of 12,862 shares reported by Charles Robbins (Chair and CEO), made on May 22, 2026.
History of Insider Stock Trades by Mark Patterson
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
CSCO
|
Sale | 1,495 | May 15, 2026 | May 19, 2026, 5:06 p.m. |
|
CSCO
|
Sale | 300 | May 15, 2026 | May 19, 2026, 5:06 p.m. |
|
CSCO
|
Sale | 2,005 | May 15, 2026 | May 19, 2026, 5:06 p.m. |
|
CSCO
|
Sale | 1,712 | May 15, 2026 | May 19, 2026, 5:06 p.m. |
|
CSCO
|
Sale | 2,501 | Mar 20, 2026 | March 23, 2026, 4:28 p.m. |
|
CSCO
|
Sale | 2,391 | Mar 20, 2026 | March 23, 2026, 4:28 p.m. |
|
CSCO
|
Sale | 20,284 | Nov 18, 2025 | Nov. 20, 2025, 6:45 p.m. |
|
CSCO
|
Sale | 48,632 | Nov 18, 2025 | Nov. 20, 2025, 6:45 p.m. |
|
CSCO
|
Sale | 7,230 | Aug 19, 2025 | Aug. 19, 2025, 6:56 p.m. |
$CSCO Executives and Stock Owners with Insider Trades
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Deborah L Stahlkopf, EVP and Chief Legal Officer
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Charles Robbins, Chair and CEO
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Maria Victoria Wong, SVP & Chief Acctg Officer
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Prat Bhatt, SVP & Chief Acctg Officer
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Thimaya K. Subaiya, EVP, Operations
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Jeetendra I Patel, President and CPO
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Jeffery S. Sharritts, EVP & Chief Cust & Prtnr Offcr
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Maria Martinez, EVP & Chief Operating Officer
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Richard Scott Herren, EVP and CFO
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Mark Patterson, EVP and CFO
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Oliver Tuszik, EVP, Global Sales
-
Geraldine Elliott, EVP & Chief Cust & Prtnr Offcr
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.