CHRISTOPHER A SEAMS
CIK 1212426 · Executive Vice President · last filed 2026-05-22
CHRISTOPHER A SEAMS is an Executive Vice President who has filed 66 SEC Form 4 insider transactions across 6 companies since 2007. The most recent filing, for ONTO, was dated May 22, 2026. Across all open-market trades the lifetime net is −$27.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $13.5M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$13.48M
6
66
-$27.42M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ONTO | Director | 38,513 | $323.88 | $12.47M | $0 | 7 | 2026-05-22 |
| XPER | Director | 130,269 | $7.71 | $1.00M | -$132.5K | 13 | 2026-04-21 |
| Xperi Inc. (XPERw) Delisted | Director | 33,417 | — | — | $0 | 1 | 2022-10-04 |
| ONTO INNOVATION INC. (NANO) Delisted | Director | 23,229 | — | — | $0 | 5 | 2019-05-23 |
| Xperi Corp (TSRA) Delisted | Director | 34,780 | — | — | -$242.3K | 6 | 2017-01-11 |
| CYPRESS SEMICONDUCTOR CORP /DE/ (CY) Delisted | Executive Vice President | 779,929 | — | — | -$27.05M | 33 | 2013-03-25 |
Recent Filings
66 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-22 | ONTO | Grant (A) | +761 | $0 | EDGAR |
| 2026-04-21 | XPER | Grant (A) | +29,320 | $0 | EDGAR |
| 2025-05-23 | ONTO | Grant (A) | +2,114 | $0 | EDGAR |
| 2025-04-29 | XPER | Grant (A) | +25,815 | $0 | EDGAR |
| 2024-05-31 | XPER | Grant (A) | +21,739 | $0 | EDGAR |
| 2024-05-23 | ONTO | Grant (A) | +809 | $0 | EDGAR |
| 2023-05-11 | ONTO | Grant (A) | +2,200 | $0 | EDGAR |
| 2023-05-01 | XPER | Grant (A) | +19,978 | $0 | EDGAR |
| 2022-10-04 | Xperi Inc. (XPERw) Delisted | Grant (A) | +4,872 | $0 | EDGAR |
| 2022-05-12 | ONTO | Grant (A) | +2,100 | $0 | EDGAR |