InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
0
T+90 hit rate
0%
T+90 mean return
-12.3%
Across 4 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 Schreffler Gwendolyn, Vice-Président Senior. Insider active across 1 company, notably Core Laboratories N V. In total, 4 reports have been logged. Activity tracked since 18 June 2021. The latest transaction was disclosed on 31 December 2021 (Retenue fiscale). Regulator: SEC (Form 4). All data is free.
Declarations4 total
1,850 shares@ US$22.3150.0% of flowCommon SharesSEC:0001209191-22-001062
1,850 shares@ US$22.310.0060% mcap50.0% of flowCommon SharesSEC:0001209191-22-001062:0
2,896 shares0Common SharesSEC:0001209191-21-042073
2,896 shares0Common SharesSEC:0001209191-21-042073:0
4 of 4 declarations
About Schreffler Gwendolyn
Gwendolyn Schreffler serves as Senior Vice President at Core Laboratories N V. In this role, she is responsible for the strategic and operational management of the company. Core Laboratories is an international firm specializing in technology and analytical services for the oil and gas industry. Gwendolyn brings significant expertise in the sector, contributing to the innovation and efficiency of the company's operations.
