Skip to contentWESTPHAL MARK W — Post Holdings, Inc. insider: 64 transactions · InsiderLensInsider trading activity of WESTPHAL MARK W
- Transactions on record
- 64
- since Nov 15, 2018
- Open-market buys
- 2
- $366K
- Open-market sells
- 0
- Companies traded
- 1
- last filing Nov 20, 2025
Figures computed from official regulatory filings — methodology.
Companies where WESTPHAL MARK W has traded
Track record of WESTPHAL MARK W
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of WESTPHAL MARK W
Co-insiders of WESTPHAL MARK W
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CATOGGIO NICOLASPost Holdings, Inc.
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Nov 20, 2025 | Award | 16,682 | 0.00 USD | $0 | SEC |
| Nov 20, 2025 | Award | 3,243 | 0.00 USD | $0 | SEC |
| Nov 18, 2025 | Other | -2,757 | 106.34 USD | $293.2K | SEC |
| Nov 18, 2025 | Other | -2,521 | 106.70 USD | $269K | SEC |
| Nov 14, 2025 | Other | -1,413 | 106.02 USD | $149.8K | SEC |
| Nov 14, 2025 | Other | -2,171 | 106.02 USD | $230.2K | SEC |
| Nov 14, 2025 | ExerciseD | -4,759 | 0.00 USD | $0 | SEC |
| Nov 14, 2025 | Exercise | 4,759 | 0.00 USD | $0 | SEC |
| Nov 14, 2025 | Exercise | 3,097 | 0.00 USD | $0 | SEC |
| Nov 14, 2025 | ExerciseD | -3,097 | 0.00 USD | $0 | SEC |
| Oct 24, 2025 | Award | 43,108 | 0.00 USD | $0 | SEC |
| Oct 24, 2025 | Other | -19,658 | 107.19 USD | $2.1M | SEC |
| Nov 19, 2024 | Other | -2,749 | 106.14 USD | $291.8K | SEC |
| Nov 19, 2024 | ExerciseD | -6,027 | 0.00 USD | $0 | SEC |
| Nov 19, 2024 | Exercise | 6,027 | 0.00 USD | $0 | SEC |
| Nov 18, 2024 | Other | -2,757 | 109.47 USD | $301.8K | SEC |
| Nov 18, 2024 | Other | -2,521 | 107.78 USD | $271.7K | SEC |
| Nov 18, 2024 | Other | -4,941 | 109.47 USD | $540.9K | SEC |
| Nov 14, 2024 | AwardD | 14,277 | 0.00 USD | $0 | SEC |
| Nov 14, 2024 | AwardD | 3,097 | 0.00 USD | $0 | SEC |
| Oct 23, 2024 | Award | 47,008 | 0.00 USD | $0 | SEC |
| Oct 23, 2024 | Other | -21,436 | 115.21 USD | $2.5M | SEC |
| Nov 30, 2023 | ExerciseD | -6,027 | 0.00 USD | $0 | SEC |
| Nov 30, 2023 | Exercise | 6,027 | 0.00 USD | $0 | SEC |
| Nov 20, 2023 | Other | -2,940 | 84.21 USD | $247.6K | SEC |