William Stiritz

Track

Insider profile

Currently holds a position at Post Holdings, Inc.

Performance

Overall performance
2.6
Performance over holding periods
4.2
30 days 90 days 120 days
Average return -0% 8.2% 15.1%
Success rate 40% 68% 82%
Transactions
6 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 7%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance

Positions

Position Company Period
Non-Executive Chairman of the Board Post Holdings, Inc. Feb. 2, 2016 -
Executive Chairman of the Board Post Holdings, Inc. Nov. 1, 2014 - Feb. 2, 2016
Chairman of the Board, Chief Executive Officer Post Holdings, Inc. Feb. 1, 2012 - Nov. 1, 2014
Chairman of the Board; Chief Executive Officer of Post Holdings TreeHouse Private Brands Inc Sept. 26, 2011 - Feb. 3, 2012
William Stiritz's trades of Post Holdings, Inc.'s stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Sale
Price
358.65
Quantity 53,055 -28.6%
Value US$1,792,069
Transaction date
Sale
Price
198.09
Quantity 12,241 +16.9%
Value US$2,425,045
Transaction date
Sale
Price
293.55
Quantity 77,928 -20.9%
Value US$69,268
Transaction date
Sale
Price
83.54
Quantity 99,990 -26.0%
Value US$8,353,165
Transaction date
Proposed sale
Price
85.35
Quantity 384,132
Value US$32,785,666
Transaction date
Purchase
Price
109.53
Quantity 36,000 +0.8%
Value US$3,943,080
Transaction date
Purchase
Price
109.12
Quantity 186,740 +4.5%
Value US$20,376,135
Transaction date
Purchase
Price
98.07
Quantity 3,509 +0.1%
Value US$344,130
Transaction date
Purchase
Price
97.72
Quantity 32,246 +1.2%
Value US$3,150,940
Transaction date
Purchase
Price
96.72
Quantity 133,190 +53.1%
Value US$12,882,044
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-03 2026-09-02
S Sale
53,055 -28.6%
358.65
US$1,792,069 		53,055 -28.6% 358.65 US$1,792,069
2026-09-03 2026-09-02
S Sale
12,241 +16.9%
198.09
US$2,425,045 		12,241 +16.9% 198.09 US$2,425,045
2026-09-03 2026-09-01
S Sale
77,928 -20.9%
293.55
US$69,268 		77,928 -20.9% 293.55 US$69,268
2026-09-03 2026-09-01
S Sale
99,990 -26.0%
83.54
US$8,353,165 		99,990 -26.0% 83.54 US$8,353,165
2026-08-31 2026-08-31
PrS Proposed sale
384,132
85.35
US$32,785,666 		384,132 85.35 US$32,785,666
2025-08-21 2025-08-19
B Purchase
36,000 +0.8%
109.53
US$3,943,080 		36,000 +0.8% 109.53 US$3,943,080
2025-06-09 2025-06-05
B Purchase
186,740 +4.5%
109.12
US$20,376,135 		186,740 +4.5% 109.12 US$20,376,135
2019-02-12 2019-02-08
B Purchase
3,509 +0.1%
98.07
US$344,130 		3,509 +0.1% 98.07 US$344,130
2019-02-12 2019-02-08
B Purchase
32,246 +1.2%
97.72
US$3,150,940 		32,246 +1.2% 97.72 US$3,150,940
2019-02-08 2019-02-06
B Purchase
133,190 +53.1%
96.72
US$12,882,044 		133,190 +53.1% 96.72 US$12,882,044
2019-02-08 2019-02-06
B Purchase
869 +0.3%
95.16
US$82,691 		869 +0.3% 95.16 US$82,691