STIRITZ WILLIAM P
SEC CIK 1052058 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| POST | Post Holdings, Inc. | Dir | 0 | $24.32M | $32.29M | 10 | 2022-02-01 | 2026-09-01 |
Most active insiders at POST, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | STIRITZ WILLIAM P | COB Emeritus | — | $32.29M |
| 2 | CURL GREGORY L | Dir | — | $1.45M |
| 3 | CATOGGIO NICOLAS | Pres, CEO, PCB | — | $1.00M |
| 4 | KEMPER DAVID W | Dir | $176.3K | — |
| 5 | HARPER BRADLY A | SVP, Chief ACCTING Off | — | $160.3K |
| 6 | Pearson Gregory Carl | Pres, CEO, PCB | — | — |
| 7 | Atkinson Michelle Marie | Dir | — | — |
| 8 | MAINER MATTHEW J | EVP, CFO, Treas | — | — |
| 9 | ERB THOMAS C | Dir | — | — |
| 10 | BURWELL DOROTHY M | Dir | — | — |
Transactions 10
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MI | 2026-09-03 17:12 | 2026-09-01+ | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | COB Emeritus | S - Sale | $84.06 | -384.1K | 0 | -100% | -$32.29M |
| DM | 2025-12-19 | 2025-12-17+ | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | COB Emeritus | M - OptEx | — | +180.7K | 4.50M | +4% | — |
| DM | 2025-12-19 | 2025-12-17+ | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | COB Emeritus | D - Sale to Iss | $101.77 | -180.7K | 4.33M | -4% | -$18.39M |
| 2025-08-21 | 2025-08-19 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | P - Purchase | $109.53 | +36.0K | 4.33M | +0.8% | +$3.94M | |
| 2025-06-09 | 2025-06-05 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | P - Purchase | $109.12 | +186.7K | 4.30M | +5% | +$20.38M | |
| 2025-02-06 | 2025-02-04 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | A - Grant | $0.00 | +2,500 | 4.11M | +0.1% | $0 | |
| D | 2024-02-01 | 2024-01-30 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | A - Grant | $0.00 | +2,700 | 4.11M | +0.1% | $0 |
| D | 2023-02-02 | 2023-01-31 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | A - Grant | $0.00 | +2,700 | 4.11M | +0.1% | $0 |
| D | 2022-04-04 | 2022-03-10 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | A - Grant | $0.00 | +1,110 | 4.10M | +0.0% | $0 |
| D | 2022-02-02 | 2022-02-01 | POST | Post Holdings, Inc. | STIRITZ WILLIAM P | Dir | A - Grant | $0.00 | +2,300 | 4.10M | +0.1% | $0 |
Purchase Sale Sale after option exercise All abbreviations