Core Laboratories Inc. /DE/ (CLB) Insider Trading

Core Laboratories Inc. /DE/ (CLB) has 3 SEC Form 4 insider filings on record in the last 90 days. That includes 1 insider purchase totalling $54K. Most recent filing: Aug. 4, 2026.

Filings
3
Purchases
1
$54K
Sales
0
$0
Insiders
3

Most active CLB insiders

Bruno Lawrence
Chairman and CEO
1 bought · 0 sold · Aug. 4, 2026
$54K
Teo Sow Hang
CAO & Treasurer
0 bought · 0 sold · Aug. 4, 2026
$2K
Tattoli Mark Damian
SVP, Gen Counsel & Secretary
0 bought · 0 sold · Aug. 4, 2026
$1K

Latest CLB Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Aug. 4, 2026 filed July 31, 2026 Bruno Lawrence Chairman and CEO +$53,900 5,000 +2% No
Aug. 4, 2026 filed Aug. 1, 2026 Teo Sow Hang CAO & Treasurer +242 +4% No
Aug. 4, 2026 filed Aug. 1, 2026 Tattoli Mark Damian SVP, Gen Counsel & Secretary +151 +19% No

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

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