InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed buys
0
Disclosed sells
0
T+90 hit rate
50%
T+90 mean return
+5.4%
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by WESTPHAL MARK W, Autre. Director active across 2 companies, notably Post Holdings, Inc.. Aggregated, 19 disclosures have been logged. Activity tracked since 13 November 2021. The latest transaction was filed on 18 November 2025 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations19 total
16,682 shares0Common StockSEC:0001730096-25-000009:0
2,757 shares@ US$106.3411.7% of flowCommon StockSEC:0001730096-25-000007:0
3,097 shares0Common StockSEC:0001730096-25-000005:0
43,108 shares0Common StockSEC:0001730096-25-000003:0
6,027 shares0Common StockSEC:0001530950-24-000393:0
2,757 shares@ US$109.4715.0% of flowCommon StockSEC:0001530950-24-000381:0
47,008 shares0Common StockSEC:0001530950-24-000323:0
6,027 shares0Common StockSEC:0001530950-23-000392:0
2,749 shares@ US$85.3911.3% of flowCommon StockSEC:0001530950-23-000363:0
18,133 shares0Common StockSEC:0001530950-23-000335:0
39,840 shares0Common StockSEC:0001530950-23-000300:0
8,515 shares@ US$95.7540.6% of flowCommon StockSEC:0001530950-22-000450:0
6,026 shares0Common StockSEC:0001530950-22-000390:0
16,580 shares0Common StockSEC:0001530950-22-000372:0
2,432 shares@ US$86.1910.8% of flowCommon StockSEC:0001530950-22-000351:0
4,814 shares@ US$86.2522.3% of flowCommon StockSEC:0001530950-22-000323:0
10,557 shares0Common StockSEC:0001530950-22-000098:0
1,517 shares@ US$105.950.0031% mcap32.4% of flowCommon StockSEC:0001530950-21-000376:0
827 shares@ US$106.620.0017% mcap17.6% of flowCommon StockSEC:0001530950-21-000361:0
19 of 19 declarations
About WESTPHAL MARK W
Mark W. Westphal is President of the Foodservice division at Post Holdings, Inc. He plays a key role in leading food operations and managing client relationships. His expertise contributes to the growth and reputation of the company in the food sector.
