Key facts
- This page summarizes Lawrence Bruno's Form 4 filing for Core Laboratories Inc. /DE/ (CLB).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 04 Aug 2026, 10:40.
Lawrence Bruno - 31 Jul 2026 Form 4 Insider Report for Core Laboratories Inc. /DE/ (CLB)
- Reporting relationship
- Chairman and CEO, Director
- Issuer ticker
- CLB
- Reported as of
- 31 Jul 2026
- Net transaction value
- +$53,900
- SEC form
- 4
- Accepted by SEC
- 04 Aug 2026, 10:40:31 UTC
- Prior SEC filing
- 17 Feb 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Mark Tattoli, Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Lawrence Bruno filed Form 4 for Core Laboratories Inc. /DE/ (CLB) on 04 Aug 2026.
Change
- Previous filing in this sequence was filed on 17 Feb 2026.
- Current net transaction value: +$53,900.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001730336
Primary reporting owner
Bruno Lawrence
- Relationship
- Chairman and CEO, Director
- Address
- 6316 WINDFERN ROAD, HOUSTON
- Signature
- /s/ Mark Tattoli, Attorney-in-Fact
- Signature date
- 04 Aug 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
CLB
transaction
Common Stock
Purchase
- Transaction value
- $53,900
- Shares
- +5,000
- Change %
- +1.9%
- Price
- $10.78
- Shares after
- 262,438
- Date
- 31 Jul 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.