Who
William P. Stiritz
Other role
Company insider
Files Form 4 as: Chairman and CEO, Post Holdings; Director, Ralcorp Holdings Inc /mo; Director, Vail Resorts; Director, Edgewell Personal Care; Director, Macy's.
In numbers
- Trades disclosed
- 355
- Buys
- 25
- Sells
- 4
- Bought
- $131.1M
- Sold
- $88.0M
- Companies
- 5
- Companies where not an officer
- 4
- First trade
- 1 May 2000
- Last trade
- 2 Sep 2026
- Last filed
- 3 Sep 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 2 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $23.4M277,707 at $84.23 | filing |
| 2 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $19K228 at $85.01 | filing |
| 2 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $23.4M277,707 at $84.23 | filing |
| 2 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $19K228 at $85.01 | filing |
| 1 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $8.4M99,990 at $83.54 | filing |
| 1 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $525K6,207 at $84.63 | filing |
| 1 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $8.4M99,990 at $83.54 | filing |
| 1 Sep 2026filed 3 Sep 2026 | POST Post HoldingsFood Products | SEC FORM 4 Sold | $525K6,207 at $84.63 | filing |
| 18 Dec 2025filed 19 Dec 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code M | —170,000.8 | filing |
| 18 Dec 2025filed 19 Dec 2025 | POST Post HoldingsFood Products | SEC FORM 4 Code M | —170,000.8 | filing |
| 18 Dec 2025filed 19 Dec 2025 | POST Post HoldingsFood Products | SEC FORM 4 Code D | $17.3M170,000.8 at $101.81 | filing |
| 17 Dec 2025filed 19 Dec 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code M | —10,703.23 | filing |
| 17 Dec 2025filed 19 Dec 2025 | POST Post HoldingsFood Products | SEC FORM 4 Code M | —10,703.23 | filing |
| 17 Dec 2025filed 19 Dec 2025 | POST Post HoldingsFood Products | SEC FORM 4 Code D | $1.1M10,703.23 at $101.19 | filing |
| 16 Dec 2025filed 18 Dec 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code A | $5,73557.97 at $98.93 | filing |
| 28 Nov 2025filed 2 Dec 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code A | $11K106.8 at $104.03 | filing |
| 31 Oct 2025filed 4 Nov 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code A | $11K106.91 at $103.93 | filing |
| 30 Sep 2025filed 2 Oct 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code A | $11K103.38 at $107.48 | filing |
| 29 Aug 2025filed 3 Sep 2025 | POST Post Holdingsoption or derivative · Food Products | SEC FORM 4 Code A | $11K98.2 at $113.15 | filing |
| 19 Aug 2025filed 21 Aug 2025 | POST Post HoldingsFood Products | SEC FORM 4 Bought | $3.9M36,000 at $109.53 | filing |
News
Post (NYSE:POST) & Smithfield Foods (NASDAQ:SFD) Head to Head ContrastPOST · themarketsdaily.com · 13 Oct 2026
0 headlines in the last 90 days name William P. Stiritz; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.