Schlumberger (SLB): Chief Accounting Officer sold ~$539K

~$539K

Approx. value · 10K sh @ $53.65

13K

Holds after · shares reported

Traded

Oct 29, 2026

Filed

Oct 29, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 31, 2026InsiderCEO sold ~$300K of SLB shares in the open market
2. Sep 1, 2026Insider · Their largest sale since 2019CEO sold ~$2.1M of SLB shares in the open market
3. Oct 5, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On October 5, 2026, the Board of Directors (the “Board”) of SLB Limited (“SLB” or the “Company”) elected Ms. Jing Ulrich to serve as a member of the Board, effective immediately.”
4. Oct 23, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
5. Oct 27, 2026InsiderCEO sold ~$1.33M of SLB shares in the open market
6. Oct 29, 2026 · this disclosureInsiderOfficer sold ~$539K of SLB shares in the open market

What came next

1. Oct 30, 20265% stakeVanguard Portfolio Management reported a passive stake (13G) of 5.0%
2. Oct 30, 2026InsiderOfficer sold ~$1.12M of SLB shares in the open market
3. Nov 2, 2026InsiderCEO sold ~$1.32M of SLB shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Schlumberger

For Schlumberger, OQRO holds 13 insider filings (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its SLB page.

Other recent filings by Howard Guild, Chief Accounting Officer

• SEC Form 4 at Schlumberger (SLB)Jan 27, 2026
• SEC Form 4 at Schlumberger (SLB)Jan 22, 2025

The full history of Howard Guild, Chief Accounting Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Schlumberger

• SEC Form 4Nov 3, 2026
• SEC Form 144Nov 2, 2026
• SEC Form 144Oct 30, 2026
• SEC Form 4Oct 30, 2026
• SEC Form 144Oct 29, 2026
• SEC Form 4Oct 28, 2026

Everything OQRO holds on this company is on its SLB page.