WILLIAM J POST
CIK 1027958 · CEO & Chairman · last filed 2026-04-01
WILLIAM J POST is a CEO & Chairman who has filed 87 SEC Form 4 insider transactions across 4 companies since 2007. The most recent filing, for FSLR, was dated Apr 1, 2026. Across all open-market trades the lifetime net is −$6.6M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $17.5M 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.
$17.46M
4
87
-$6.57M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| FSLR | Director | 33,666 | $267.31 | $9.00M | -$2.19M | 64 | 2026-04-01 |
| US AIRWAYS GROUP INC (LCC) Delisted | Director | 0 | — | — | $0 | 3 | 2013-12-09 |
| Knight-Swift Transportation Holdings Inc. (SWFT) Delisted | Director | 7,875 | — | — | $0 | 3 | 2013-02-26 |
| PNW | Director | 81,817 | $103.44 | $8.46M | -$4.38M | 16 | 2010-02-23 |
Recent Filings
87 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-01 | FSLR | Grant (A) | +267 | $0 | EDGAR |
| 2026-01-05 | FSLR | Grant (A) | +173 | $0 | EDGAR |
| 2025-10-01 | FSLR | Grant (A) | +205 | $0 | EDGAR |
| 2025-07-01 | FSLR | Grant (A) | +272 | $0 | EDGAR |
| 2025-04-01 | FSLR | Grant (A) | +356 | $0 | EDGAR |
| 2025-01-06 | FSLR | Grant (A) | +256 | $0 | EDGAR |
| 2024-10-01 | FSLR | Grant (A) | +181 | $0 | EDGAR |
| 2024-07-01 | FSLR | Grant (A) | +200 | $0 | EDGAR |
| 2024-04-02 | FSLR | Grant (A) | +267 | $0 | EDGAR |
| 2024-01-02 | FSLR | Grant (A) | +262 | $0 | EDGAR |