🕵️ Cisco Systems, Inc. ($CSCO)
SEC insider & ownership activity, last 12 months · CIK 858877 · every row links its SEC filing
Over the last 12 months insiders sold $105.8M with no open-market buying against it. Robbins Charles sold $53.1M through a 10b5-1 trading plan in 17 lots (Aug–May). 3 planned sales are pending, the largest $1.7M (Daniel H. Schulman). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 9 sellers, $105.8M (93 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Robbins Charles | 0 | – | 17 | $53.1M | May 22, 2026 |
| Jeetendra I. Patel | 0 | – | 14 | $15.1M | May 15, 2026 |
| Deborah Stahlkopf | 0 | – | 14 | $15.1M | May 15, 2026 |
| Mark Patterson | 0 | – | 15 | $7.7M | Jun 11, 2026 |
| Thimaya Subaiya | 0 | – | 10 | $6.9M | Jun 16, 2026 |
| Oliver Tuszik | 0 | – | 11 | $3.5M | Jun 11, 2026 |
| Michael D. Capellas | 0 | – | 2 | $2.1M | Dec 19, 2025 |
| Maria Victoria Wong | 0 | – | 9 | $1.3M | Mar 11, 2026 |
| Kristina M. Johnson | 0 | – | 1 | $1.0M | Dec 18, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Vanguard Capital Management | 7.2% | 13G | Apr 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Thimaya Subaiya | $856K | Jun 16, 2026 | filing ↗ |
| Mark Patterson | $879K | Jun 11, 2026 | filing ↗ |
| Oliver Tuszik | $310K | Jun 11, 2026 | filing ↗ |
| Maria Victoria Wong | $113K | Jun 4, 2026 | filing ↗ |
| Daniel H. Schulman | $1.7M | May 26, 2026 | filing ↗ |
| Maria Victoria Wong | $204K | May 22, 2026 | filing ↗ |
| Charles Robbins | $2.5M | May 22, 2026 | filing ↗ |
| Oliver Tuszik | $319K | May 15, 2026 | filing ↗ |
| Deborah Stahlkopf | $761K | May 15, 2026 | filing ↗ |
| Jeetendra Patel | $828K | May 15, 2026 | filing ↗ |
| Mark Patterson | $637K | May 15, 2026 | filing ↗ |
| Mark Patterson | $384K | Mar 20, 2026 | filing ↗ |
| Oliver Tuszik | $248K | Mar 18, 2026 | filing ↗ |
| Deborah Stahlkopf | $630K | Mar 17, 2026 | filing ↗ |
| Thimaya Subaiya | $136K | Mar 12, 2026 | filing ↗ |
| Maria Victoria Wong | $43K | Mar 11, 2026 | filing ↗ |
| Maria Victoria Wong | $169K | Feb 24, 2026 | filing ↗ |
| Thimaya Subaiya | $800K | Feb 19, 2026 | filing ↗ |
| Charles Robbins | $1.5M | Feb 13, 2026 | filing ↗ |
| Jeetendra Patel | $844K | Feb 13, 2026 | filing ↗ |
| Maria Victoria Wong | $4K | Feb 13, 2026 | filing ↗ |
| Michael D. Capellas | $2.1M | Dec 18, 2025 | filing ↗ |
| Kristina M Johnson | $1.0M | Dec 18, 2025 | filing ↗ |
| Thimaya Subaiya | $138K | Dec 12, 2025 | filing ↗ |
| Maria Victoria Wong | $34K | Dec 11, 2025 | filing ↗ |
| Maria Victoria Wong | $746K | Nov 24, 2025 | filing ↗ |
| Oliver Tuszik | $1.0M | Nov 20, 2025 | filing ↗ |
| Thimaya Subaiya | $4.3M | Nov 19, 2025 | filing ↗ |
| Richard Scott Herren | $10.7M | Nov 19, 2025 | filing ↗ |
| Mark Patterson | $5.4M | Nov 18, 2025 | filing ↗ |
| Charles Robbins | $9.1M | Nov 18, 2025 | filing ↗ |
| Charles Robbins | $22.0M | Nov 17, 2025 | filing ↗ |
| Deborah Stahlkopf | $12.7M | Nov 14, 2025 | filing ↗ |
| Richard Scott Herren | $9.1M | Nov 14, 2025 | filing ↗ |
| Jeetendra Patel | $12.7M | Nov 14, 2025 | filing ↗ |
| Charles Robbins | $15.8M | Nov 14, 2025 | filing ↗ |
| Oliver Tuszik | $421K | Nov 14, 2025 | filing ↗ |
| Oliver Tuszik | $1.2M | Sep 19, 2025 | filing ↗ |
| Thimaya Subaiya | $118K | Sep 12, 2025 | filing ↗ |
| Deborah Stahlkopf | $185K | Sep 11, 2025 | filing ↗ |
| Maria Victoria Wong | $29K | Sep 11, 2025 | filing ↗ |
| Maria Victoria Wong | $213K | Aug 25, 2025 | filing ↗ |
| Thimaya Subaiya | $501K | Aug 20, 2025 | filing ↗ |
| Mark Patterson | $484K | Aug 19, 2025 | filing ↗ |
| Deborah Stahlkopf | $678K | Aug 15, 2025 | filing ↗ |
| Charles Robbins | $2.1M | Aug 15, 2025 | filing ↗ |
| Jeetendra Patel | $628K | Aug 15, 2025 | filing ↗ |
| Richard Scott Herren | $1.1M | Aug 15, 2025 | filing ↗ |
| Maria Victoria Wong | $33K | Aug 15, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | May 13, 2026 | filing ↗ |
| Exit or disposal costs (2.05) | May 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 13, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 31, 2026 | filing ↗ |
| Earnings (2.02) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 16, 2025 | filing ↗ |
| Shareholder vote (5.07) | Dec 16, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 16, 2025 | filing ↗ |
| Earnings (2.02) | Nov 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 12, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 15, 2025 | filing ↗ |
| Charter/bylaw changes (5.03) | Aug 21, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 21, 2025 | filing ↗ |
| Earnings (2.02) | Aug 13, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 13, 2025 | filing ↗ |