CLB

Core Laboratories N.V.$12.31+0.10 (+0.78%)

Prev Close$12.22·MCap$577.6M·P/E18.95·Vol253.4K·Yield0.00%

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Buys (12M)

$53.9K

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Sells (12M)

$2.87M

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Net Activity

Net Seller

$2.82M

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Core Laboratories N.V. (CLB) has been dominated by selling, with 1 insider purchase totaling $53.9K and 7 insider sales totaling $2.87M. The most recent insider transaction was by Bruno Lawrence (director, officer: Chairman and CEO), who purchased $53.9K worth of shares on Aug 4, 2026. Core Laboratories N.V. operates in the Energy sector, within the Oil & Gas Equipment & Services industry, with a market cap of $577.6M.

CLB Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Aug 4, 2026	Bruno Lawrence	director, officer: Chairman and CEO	Buy	5,000	$10.78	$53.9K	262,438
Dec 31, 2025	Bruno Lawrence	Chairman and CEO	Sell	112,681	$16.03	$1.81M	0
Dec 31, 2025	Gresham Gwendolyn	SVP	Sell	19,301	$16.03	$309.4K	0
Dec 31, 2025	Hill Christopher Scott	SVP & CFO	Sell	32,152	$16.03	$515.4K	0
Dec 31, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	14,310	$16.03	$229.4K	0
Dec 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	340	$15.39	$5.2K	0
Oct 1, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	276	$12.58	$3.5K	0
Oct 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	99	$12.58	$1.2K	0
Aug 1, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	99	$10.53	$1.0K	0
Aug 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	198	$10.53	$2.1K	0
May 1, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	99	$11.68	$1.2K	0
May 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	79	$11.68	$922.72	0
Apr 1, 2025	Straughen Michael	Director	Sell	4,634	$14.98	$69.4K	0

CLB Insider Buying Activity

The following table shows recent insider purchases of Core Laboratories N.V. (CLB) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Aug 4, 2026	Bruno Lawrence	director, officer: Chairman and CEO	Buy	5,000	$10.78	$53.9K	262,438

CLB Insider Selling Activity

The following table shows recent insider sales of Core Laboratories N.V. (CLB) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value
Dec 31, 2025	Bruno Lawrence	Chairman and CEO	Sell	112,681	$16.03	$1.81M
Dec 31, 2025	Gresham Gwendolyn	SVP	Sell	19,301	$16.03	$309.4K
Dec 31, 2025	Hill Christopher Scott	SVP & CFO	Sell	32,152	$16.03	$515.4K
Dec 31, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	14,310	$16.03	$229.4K
Dec 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	340	$15.39	$5.2K
Oct 1, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	276	$12.58	$3.5K
Oct 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	99	$12.58	$1.2K
Aug 1, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	99	$10.53	$1.0K
Aug 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	198	$10.53	$2.1K
May 1, 2025	Tattoli Mark Damian	SVP, Gen Counsel & Secretary	Sell	99	$11.68	$1.2K
May 1, 2025	Teo Sow Hang	CAO & Treasurer	Sell	79	$11.68	$922.72
Apr 1, 2025	Straughen Michael	Director	Sell	4,634	$14.98	$69.4K