SEC Form 4 · Updated Daily
POST
— Post Holdings, Inc. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Zadoks Jeff A | Director | 122,740 | 2026-08-25 | G |
| CURL GREGORY L | Director | 15,107 | 2026-05-13 | S |
| Pearson Gregory Carl | Officer | 8,485 | 2026-04-05 | A |
| STIRITZ WILLIAM P | Reporting Owner | 0 | 2026-09-02 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-02 | STIRITZ WILLIAM P | Open-market sale | 228 | $85.01 | 0 |
| 2026-09-02 | STIRITZ WILLIAM P | Open-market sale | 277,707 | $84.23 | 228 |
| 2026-09-01 | STIRITZ WILLIAM P | Open-market sale | 6,207 | $84.63 | 277,935 |
| 2026-09-01 | STIRITZ WILLIAM P | Open-market sale | 99,990 | $83.54 | 284,142 |
| 2026-08-31 | Atkinson Michelle Marie | Grant / award (derivative) | 133.287 | $83.36 | 669.672 |
| 2026-08-31 | BURWELL DOROTHY M | Grant / award (derivative) | 133.287 | $83.36 | 8,872.064 |
| 2026-08-31 | CURL GREGORY L | Grant / award (derivative) | 133.287 | $83.36 | 8,060.007 |
| 2026-08-31 | ERB THOMAS C | Grant / award (derivative) | 133.287 | $83.36 | 7,360.134 |
| 2026-08-31 | KEMPER DAVID W | Grant / award (derivative) | 206.595 | $83.36 | 21,327.607 |
| 2026-08-31 | JOHNSON JENNIFER KUPERMAN | Grant / award (derivative) | 133.287 | $83.36 | 7,360.134 |
| 2026-08-31 | SKARIE DAVID P | Grant / award (derivative) | 159.945 | $83.36 | 33,831.983 |
| 2026-08-31 | Zadoks Jeff A | Grant / award (derivative) | 133.287 | $83.36 | 669.672 |
| 2026-08-25 | Zadoks Jeff A | Gift | 122,740 | $0.00 | 122,740 |
| 2026-08-25 | Zadoks Jeff A | Gift | 122,740 | $0.00 | 0 |
| 2026-08-25 | Zadoks Jeff A | Gift | 26,215 | $0.00 | 74,360 |
| 2026-08-25 | Zadoks Jeff A | Gift | 26,215 | $0.00 | 1,800 |
| 2026-07-31 | Atkinson Michelle Marie | Grant / award (derivative) | 121.549 | $91.41 | 536.013 |
| 2026-07-31 | BURWELL DOROTHY M | Grant / award (derivative) | 121.549 | $91.41 | 8,732.714 |
| 2026-07-31 | CURL GREGORY L | Grant / award (derivative) | 121.549 | $91.41 | 7,921.221 |
| 2026-07-31 | ERB THOMAS C | Grant / award (derivative) | 121.549 | $91.41 | 7,221.833 |
| 2026-07-31 | KEMPER DAVID W | Grant / award (derivative) | 188.402 | $91.41 | 21,106.359 |
| 2026-07-31 | JOHNSON JENNIFER KUPERMAN | Grant / award (derivative) | 121.549 | $91.41 | 7,221.833 |
| 2026-07-31 | SKARIE DAVID P | Grant / award (derivative) | 145.859 | $91.41 | 33,648.679 |
| 2026-07-31 | Zadoks Jeff A | Grant / award (derivative) | 121.549 | $91.41 | 536.013 |
| 2026-07-02 | Zadoks Jeff A | Tax withholding | 3,551 | $90.94 | 28,015 |
| 2026-07-02 | Zadoks Jeff A | Tax withholding | 3,867 | $90.94 | 31,566 |
| 2026-07-02 | Zadoks Jeff A | Tax withholding | 2,544 | $90.94 | 35,433 |
| 2026-06-30 | Atkinson Michelle Marie | Grant / award (derivative) | 125.887 | $88.26 | 414.595 |
| 2026-06-30 | BURWELL DOROTHY M | Grant / award (derivative) | 125.887 | $88.26 | 8,613.904 |
| 2026-06-30 | CURL GREGORY L | Grant / award (derivative) | 125.887 | $88.26 | 7,802.152 |
| 2026-06-30 | ERB THOMAS C | Grant / award (derivative) | 125.887 | $88.26 | 7,102.542 |
| 2026-06-30 | KEMPER DAVID W | Grant / award (derivative) | 195.126 | $88.26 | 20,924.611 |
| 2026-06-30 | JOHNSON JENNIFER KUPERMAN | Grant / award (derivative) | 125.887 | $88.26 | 7,102.542 |
| 2026-06-30 | SKARIE DAVID P | Grant / award (derivative) | 151.065 | $88.26 | 33,513.476 |
| 2026-06-30 | Zadoks Jeff A | Grant / award (derivative) | 125.887 | $88.26 | 414.595 |
| 2026-05-29 | Atkinson Michelle Marie | Grant / award (derivative) | 120.98 | $91.84 | 288.736 |
| 2026-05-29 | BURWELL DOROTHY M | Grant / award (derivative) | 120.98 | $91.84 | 8,488.855 |
| 2026-05-29 | CURL GREGORY L | Grant / award (derivative) | 120.98 | $91.84 | 7,677.023 |
| 2026-05-29 | ERB THOMAS C | Grant / award (derivative) | 120.98 | $91.84 | 6,977.344 |
| 2026-05-29 | KEMPER DAVID W | Grant / award (derivative) | 187.52 | $91.84 | 20,731.534 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.