PLXS insider buying and SEC filings, explained
Plexus Corp. · CIK 785786
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$17.3M
Planned sales (10b5-1)
$6.3M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 21, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at about $239.16 ($359K), marked as a 10b5-1 plan trade. Holdings down 2% to 62,888 shares. | SEC filing Filed Oct 22, 2026, 4:37 PM ET |
| Sep 16, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at $242.41 ($364K), marked as a 10b5-1 plan trade. Holdings down 2% to 64,388 shares. | SEC filing Filed Sep 17, 2026 |
| Aug 31, 2026 | Planned (10b5-1) | Karen Marie Rapp (Director) sold 500 shares at $240.87 ($120K), marked as a 10b5-1 plan trade. Holdings down 6% to 7,535 shares. | SEC filing Filed Sep 1, 2026 |
| Aug 19, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at about $250.98 ($376K), marked as a 10b5-1 plan trade. Holdings down 2% to 65,888 shares. | SEC filing Filed Aug 20, 2026 |
| Aug 11, 2026 | Planned (10b5-1) | Michael V. Schrock (Director) sold 4,000 shares at $275.00 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 9% to 40,329 shares. | SEC filing Filed Aug 13, 2026 |
| Jul 15, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at about $260.88 ($391K), marked as a 10b5-1 plan trade. Holdings down 2% to 67,388 shares. | SEC filing Filed Jul 16, 2026 |
| Jun 17, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at about $294.98 ($442K), marked as a 10b5-1 plan trade. Holdings down 2% to 68,888 shares. | SEC filing Filed Jun 18, 2026 |
| Jun 5, 2026 | Sale | Michael J. Running (President / COO) sold 510 shares at $272.17 ($139K). Holdings down 43% to 665 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 8, 2026 |
| Jun 3, 2026 | Sale | Todd P. Kelsey (CEO and Director) sold 1,000 shares at $290.00 ($290K). Holdings down 1% to 70,388 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 4, 2026 |
| Jun 1, 2026 | Planned (10b5-1) | Karen Marie Rapp (Director) sold 500 shares at $270.00 ($135K), marked as a 10b5-1 plan trade. Holdings down 6% to 8,035 shares. | SEC filing Filed Jun 3, 2026 |
| May 27, 2026 | Sale | Todd P. Kelsey (CEO and Director) sold 1,000 shares at $274.75 ($275K). Holdings down 1% to 71,388 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 29, 2026 |
| May 20, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at about $252.77 ($379K), marked as a 10b5-1 plan trade. Holdings down 2% to 72,388 shares. | SEC filing Filed May 22, 2026 |
| May 11, 2026 | Sale | Victor (Pang Hau) Tan (President / COO) sold 3,000 shares at about $271.23 ($814K). Holdings down 22% to 10,457 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 13, 2026 |
| May 7–8, 2026 | Sale | Angelo Michael Ninivaggi Jr (EVP, Chief Legal & PAO & Secy) sold 5,568 shares between May 7 and May 8 at about $264.02 ($1.5M). Holdings down 26% to 16,266 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 11, 2026 |
| May 4–6, 2026 | Sale | Todd P. Kelsey (CEO and Director) sold 6,403 shares between May 4 and May 6 at about $267.10 ($1.7M). Holdings down 8% to 73,888 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 6, 2026 |
| Apr 15, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at about $224.09 ($336K), marked as a 10b5-1 plan trade. Holdings down 2% to 80,291 shares. | SEC filing Filed Apr 16, 2026 |
| Mar 18, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 1,500 shares at $194.24 ($291K), marked as a 10b5-1 plan trade. Holdings down 2% to 81,791 shares. | SEC filing Filed Mar 19, 2026 |
| Feb 27, 2026 | Planned (10b5-1) | Karen Marie Rapp (Director) sold 500 shares at $195.59 ($98K), marked as a 10b5-1 plan trade. Holdings down 6% to 8,535 shares. | SEC filing Filed Mar 2, 2026 |
| Feb 25, 2026 | Sale | Michael J. Running (President / COO) sold 700 shares at $205.47 ($144K). Holdings down 37% to 1,175 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 27, 2026 |
| Feb 25, 2026 | Sale | Randy J. Martinez (Director) sold 1,000 shares at $203.14 ($203K). Holdings down 16% to 5,201 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 27, 2026 |
| Feb 18, 2026 | Sale | Oliver K. Mihm (President / COO) sold 9,541 shares at about $201.40 ($1.9M). Holdings down 43% to 12,809 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 19, 2026 |
| Feb 18, 2026 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 5,231 shares at about $195.78 ($1.0M), marked as a 10b5-1 plan trade. Holdings down 6% to 83,291 shares. | SEC filing Filed Feb 19, 2026 |
| Feb 12, 2026 | Sale | Frank Zycinski (President / COO) sold 1,399 shares at about $205.99 ($288K). Holdings down 100% to 0 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 17, 2026 |
| Feb 12, 2026 | Sale | Patrick John Jermain (CFO) sold 2,321 shares at $201.12 ($467K). Holdings down 14% to 14,561 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 17, 2026 |
| Feb 6, 2026 | Sale | Victor (Pang Hau) Tan (President / COO) sold 3,000 shares at about $205.50 ($617K). Holdings down 21% to 11,435 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 10, 2026 |
| Feb 6, 2026 | Sale | Dean A. Foate (Director and Chairman of the Board) sold 10,000 shares at $205.00 ($2.1M). Holdings down 9% to 99,429 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 10, 2026 |
| Feb 5, 2026 | Sale | Angelo Michael Ninivaggi Jr (Exec VP, CAO, Gen Coun & Secy) sold 4,303 shares at $203.06 ($874K). Holdings down 18% to 20,099 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 6, 2026 |
| Feb 4, 2026 | Sale | Patrick John Jermain (CFO) sold 3,587 shares at $204.09 ($732K). Holdings down 18% to 16,882 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 6, 2026 |
| Feb 2, 2026 | Sale | Dean A. Foate (Director and Chairman of the Board) sold 5,000 shares indirectly (by trust) at $204.89 ($1.0M). Holdings by trust down 25% to 15,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 4, 2026 |
| Feb 2, 2026 | Sale | Michael J. Running (President / COO) sold 926 shares at $204.92 ($190K). Holdings down 42% to 1,295 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 3, 2026 |
| Feb 3, 2026 | Sale | Patrick John Jermain (CFO) sold 4,841 shares at $204.01 ($988K). Holdings down 19% to 20,469 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 3, 2026 |
| Feb 3, 2026 | Sale | Todd P. Kelsey (CEO and Director) sold 8,120 shares at about $205.65 ($1.7M). Holdings down 9% to 78,598 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 3, 2026 |
| Nov 28, 2025 | Planned (10b5-1) | Karen Marie Rapp (Director) sold 500 shares at $143.47 ($72K), marked as a 10b5-1 plan trade. Holdings down 6% to 7,665 shares. | SEC filing Filed Dec 2, 2025 |
| Nov 26, 2025 | Sale | Angelo Michael Ninivaggi Jr (Exec VP, CAO, Gen Coun & Secy) sold 1,347 shares at $144.93 ($195K). Holdings down 6% to 21,544 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 28, 2025 |
| Nov 25, 2025 | Sale | Oliver K. Mihm (President / COO) sold 2,327 shares at $143.18 ($333K). Holdings down 11% to 18,442 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 28, 2025 |
| Nov 11, 2025 | Sale | Patrick John Jermain (CFO) sold 2,000 shares at $143.54 ($287K). Holdings down 11% to 16,961 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 13, 2025 |
| Nov 10, 2025 | Sale | Oliver K. Mihm (President / COO) sold 1,748 shares at about $146.11 ($255K). Holdings down 8% to 19,207 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 12, 2025 |
| Nov 10, 2025 | Sale | Angelo Michael Ninivaggi Jr (Exec VP, CAO, Gen Coun & Secy) sold 2,500 shares at about $145.28 ($363K). Holdings down 11% to 20,895 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 12, 2025 |
| Nov 3–5, 2025 | Planned (10b5-1) | Todd P. Kelsey (CEO and Director) sold 5,500 shares between Nov 3, 2025 and Nov 5, 2025 at about $142.89 ($786K), marked as a 10b5-1 plan trade. Holdings down 9% to 58,714 shares. | SEC filing Filed Nov 5, 2025 |
57 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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