InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
3
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 Casper Stephen P, Director. Officer active across 1 company, notably Marketaxess Holdings INC. Cumulatively, 9 reports have been published. Split: 0 buy · 3 sells. Total volume traded: €579k. Activity tracked since 1 August 2021. The latest transaction was filed on 8 September 2025 (Cession). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Casper Stephen P
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations9 total
1,600 shares@ US$186.5943.8% of flowCommon Stock, par value $0.003 per shareSEC:0000950170-25-113836:0
784 shares0Common Stock, par value $0.003 per shareSEC:0000950170-25-082359:0
1,000 shares@ US$259.3971.8% of flowCommon Stock, par value $0.003 per shareSEC:0000950170-24-104748:0
500 shares@ US$199.4828.2% of flowCommon Stock, par value $0.003 per shareSEC:0000950170-24-071911:0
781 shares0Common Stock, par value $0.003 per shareSEC:0000950170-24-070659:0
200 shares0Common Stock, par value $0.003 per shareSEC:0001209191-23-047587:0
581 shares0Common Stock, par value $0.003 per shareSEC:0001209191-23-035823:0
586 shares0Common Stock, par value $0.003 per shareSEC:0001209191-22-035911:0
353 shares0Common Stock, par value $0.003 per shareSEC:0001209191-21-049271:0
9 of 9 declarations
About Casper Stephen P
Casper Stephen P is Administrateur at Marketaxess Holdings INC. Across 9 filings, the 9 sampled filings span from 2021-08-03 to 2025-09-09 and show sales of EUR 578669, with the modal transaction nature listed as Attribution.
