The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Stiritz William P since 2016.
This trader's CIK number is 1052058.
At the time of last reporting, Stiritz William P was the Officer of Post Holdings, Inc.. (stock ticker symbol POST).
Also see all insider trading activities at Post Holdings, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | POST | 222,740 | $24,319,215 | 0 | $0 | 0 | $0 |
| 2019 | POST | 169,814 | $16,361,516 | 0 | $0 | 2,650,000 | $115,103,750 |
| 2016 | POST | 120,000 | $8,984,040 | 0 | $0 | 500,000 | $15,625,000 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-19 | POST | Buy | 36,000 | 109.53 | 3,943,080 |
| 2025-06-05 | POST | Buy | 186,740 | 109.11 | 20,376,135 |
| 2019-08-19 | POST | Option Ex | 500,000 | 55.00 | 27,500,000 |
| 2019-08-05 | POST | Option Ex | 900,000 | 47.65 | 42,885,000 |
| 2019-02-08 | POST | Buy | 35,755 | 97.89 | 3,500,164 |
| 2019-02-06 | POST | Buy | 134,059 | 95.94 | 12,861,352 |
| 2019-02-04 | POST | Option Ex | 1,250,000 | 35.77 | 44,718,750 |
| 2016-11-21 | POST | Buy | 120,000 | 74.87 | 8,984,040 |
| 2016-11-21 | POST | Option Ex | 300,000 | 31.25 | 9,375,000 |
| 2016-02-03 | POST | Option Ex | 200,000 | 31.25 | 6,250,000 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Stiritz William P (Officer of Post Holdings, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.