InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
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.
Companies and markets linked to Westphal Mark W
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
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$105.9564.8% of flowCommon StockSEC:0001530950-21-000376:0
827 shares@ US$106.6235.2% of flowCommon StockSEC:0001530950-21-000361:0
19 of 19 declarations
About Westphal Mark W
WESTPHAL MARK W is an insider whose primary role is Autre. He is linked to Post Holdings, Inc., where his listed function is PRES., FOODSERVICE. The total number of filings is 19. In the sampled recent filings, the most frequent transaction nature is Retenue fiscale, with buy and sell amounts shown as 0, and the period runs from 2021-11-16 to 2025-11-20.
