SIMON BIDDISCOMBE
CIK 1239891 · Executive Vice Chair · last filed 2026-06-05
SIMON BIDDISCOMBE is an Executive Vice Chair who has filed 87 SEC Form 4 insider transactions across 5 companies since 2007. The most recent filing, for MVIS, was dated Jun 5, 2026. Across all open-market trades the lifetime net is −$1.9M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $147.5K 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.
$147.5K
5
87
-$1.90M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| MVIS | Executive Vice Chair | 407,256 | $0.36 | $147.5K | -$206.6K | 27 | 2026-06-05 |
| MOBILEIRON, INC. (MOBL) Delisted | President and CEO | 1,235,728 | — | — | -$1.61M | 34 | 2020-11-24 |
| CONCENTRIX SERVICESOURCE INC. (SREV) Delisted | Chief Financial Officer | 200,000 | $1.50 | $300.0K | $0 | 1 | 2014-10-14 |
| QLOGIC CORP (QLGC) Delisted | President and CEO | 57,978 | — | — | $0 | 14 | 2012-11-15 |
| MINDSPEED TECHNOLOGIES, INC (MSPD) Delisted | Sr. VP, CFO, Treasurer & Sec. | 268,348 | — | — | -$84.3K | 7 | 2008-03-13 |
Recent Filings
87 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-05 | MVIS | Exer (M) | +22,007 | $0 | EDGAR |
| 2026-03-16 | MVIS | Grant (A) | +93,950 | $50.0K | EDGAR |
| 2026-03-02 | MVIS | Exer (M) | +22,007 | $0 | EDGAR |
| 2025-12-02 | MVIS | Exer (M) | +22,007 | $0 | EDGAR |
| 2025-10-02 | MVIS | Exer (M) | — | $0 | EDGAR |
| 2025-09-03 | MVIS | Exer (M) | +22,007 | $0 | EDGAR |
| 2025-06-06 | MVIS | Mixed | +20,112 | $0 | EDGAR |
| 2025-03-04 | MVIS | Exer (M) | +20,112 | $0 | EDGAR |
| 2024-12-03 | MVIS | Exer (M) | +20,113 | $0 | EDGAR |
| 2024-09-03 | MVIS | Exer (M) | +20,113 | $0 | EDGAR |