InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
1
T+90 hit rate
50%
T+90 mean return
+0.2%
Across 4 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by STOLPER MARK, Director. Director active across 2 companies, notably Surgalign Holdings, INC.. Cumulatively, 12 disclosures have been published. Breakdown: 0 buy · 1 sell. Total volume traded: €1.4m. History available since 7 May 2021. The latest transaction was filed on 8 January 2025 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations12 total
22,889 shares0Common StockSEC:0001683168-25-000257:0
275 shares0Common StockSEC:0001683168-24-008817:0
25,000 shares@ US$61.27100.0% of flowCommon StockSEC:0001683168-24-004151:0
14,072 shares0Common StockSEC:0001683168-24-001297:0
900 shares0Common StockSEC:0001683168-23-003479:0
375 shares0Common StockSEC:0001683168-23-003045:0
22,857 shares0Common StockSEC:0001209191-22-046165:0
72,254 shares0Common StockSEC:0001209191-21-045021
72,254 shares0Common StockSEC:0001209191-21-045021:0
57,803 shares0Common StockSEC:0001209191-21-031329:0
57,803 shares0Common StockSEC:0001209191-21-031329
35,703 sharesCommon StockSEC:0001019687-16-004709:0
12 of 12 declarations
About STOLPER MARK
Mark Stolper is a Board Member at Surgalign Holdings, Inc. He plays a key role in the governance of the company, providing his experience and expertise to guide strategic decisions and ensure compliance with governance standards.
