Patterson Mark Insider Trading Activity
Patterson Mark has been net-selling over the last 12 months with 0 purchases and 9 sales across 1 company.
CSCO is the most-traded position with 9 trades. The largest single transaction was a sale of CSCO for $3.8M on Nov 18, 2025.
Performance Scorecard
Forward stock performance after each transaction by Patterson Mark. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -4.2% | 22% | 9 |
| 90 days | — | -24.3% | 40% | 5 |
| 120 days | — | -19.6% | 20% | 5 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersCSCO · CISCO SYSTEMS, INC.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 15, 2026 | CSCO | Sell | 300 | $115.08 | $35K | −0.2% | CFO | |
May 15, 2026 | CSCO | Sell | 1,495 | $116.65 | $174K | −0.8% | CFO | |
May 15, 2026 | CSCO | Sell | 2,005 | $117.34 | $235K | −1.0% | CFO | |
May 15, 2026 | CSCO | Sell | 1,712 | $118.16 | $202K | −0.9% | CFO | |
Mar 20, 2026 | CSCO | Sell | 2,391 | $77.68 | $186K | −1.2% | CFO | |
Mar 20, 2026 | CSCO | Sell | 2,501 | $78.26 | $196K | −1.2% | CFO | |
Nov 18, 2025 | CSCO | Sell | 48,632 | $77.16 | $3.8M | −17.5% | CFO | |
Nov 18, 2025 | CSCO | Sell | 20,284 | $77.63 | $1.6M | −8.9% | CFO | |
Aug 19, 2025 | CSCO | Sell | 7,230 | $66.98 | $484K | −4.4% | CFO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| CSCO | CISCO SYSTEMS, INC. | 9 | $6.8M |
Other insiders at CISCO SYSTEMS, INC.
6 other tracked filers at CSCO.