InsidersTradesSigma
Total declarations
Companies
▲ Purchases (2 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed buys
2
Disclosed sells
0
T+90 hit rate
100%
T+90 mean return
+28.1%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by Katz Mark Stephen. Director active across 2 companies, notably Ryan Specialty Group Holdings, INC.. Cumulatively, 8 reports have been published. Split: 2 buys · 0 sell. Total volume traded: €290k. Activity tracked since 26 July 2021. The latest transaction was filed on 13 December 2024 (C). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Katz Mark Stephen
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations8 total
14,377 sharesClass A Common StockSEC:0001628280-25-031912:0
1,755 sharesClass A Common StockSEC:0001628280-25-016328:0
2,614 shares0Class B Common StockSEC:0001628280-24-051693:0
5,000 sharesClass B Common StockSEC:0001562180-24-007660:0
1,755 sharesClass A Common StockSEC:0001562180-24-003182:0
1,756 sharesClass B Common StockSEC:0001209191-23-023795:0
4,000 shares@ US$37.1508100.0% of flowClass A Common StockSEC:0001209191-23-018647:0
Canonical exit: 8 Jun 2023 (T+90)
7,500 shares@ US$23.50100.0% of flowClass A Common StockSEC:0000899243-21-030345:0
Canonical exit: 24 Oct 2021 (T+90)
8 of 8 declarations
About Katz Mark Stephen
KATZ MARK STEPHEN has filed 8 reports in total. In the 8 recent filings available, buys total EUR 289660, sells total EUR 0, and the most common transaction nature is Levée d'options, with filings spanning from 2021-07-28 to 2025-06-17. He is linked to Ryan Specialty Holdings, INC. as EVP & General Counsel and to Ryan Specialty Group Holdings, INC. as See Remarks.
