SEC Insider Transactions from Ralston Dianne B..

Last updated: 2026-03-17 23:01 UTC | Total transactions: 37

Ralston Dianne B., Chief Legal Officer and Secretary of SLB ($SLB), sold about $2.35 million worth of company shares in two open market transactions over the last year. Her most recent sale occurred on January 26, 2026. These sales rank her 3,163rd among 11,678 insiders in our database by total value sold, below the average of $8.6 million across about 6.4 transactions per insider. She made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 13, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 3203 $0.00 227,300.0000 1,495,331,485 1.43% 0.00%
March 13, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 1261 $44.22 226,039.0000 1,495,331,485 0.55% 0.00%
Jan. 26, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec S Common Stock, $0.01 Par Value Per Share 18617 $49.50 224,097.0000 1,495,331,485 7.67% 0.00%
Jan. 23, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 47437 $0.00 260,381.0000 1,495,331,485 22.28% 0.00%
Jan. 23, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 17667 $50.25 242,714.0000 1,495,331,485 6.79% 0.00%
Jan. 21, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A RSU (Restricted Stock Unit) 23987 $0.00 23,987.0000 1,495,331,485 9999.99% 0.00%
Jan. 18, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M RSU (Restricted Stock Unit) 14427 $0.00 0.0000 1,495,331,485 100.00% 0.00%
Jan. 18, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 3684 $46.65 212,944.0000 1,495,331,485 1.70% 0.00%
Jan. 18, 2026 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M Common Stock, $0.01 Par Value Per Share 14427 $0.00 216,628.0000 1,495,331,485 7.13% 0.00%
Sept. 12, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec S Common Stock, $0.01 Par Value Per Share 39727 $36.08 202,201.0000 0 16.42% 0.00%
March 7, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 4480 $40.87 241,928.0000 0 1.82% 0.00%
March 7, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 11384 $0.00 246,408.0000 0 4.84% 0.00%
Jan. 17, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 23613 $43.05 264,648.0000 0 8.19% 0.00%
Jan. 17, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M Common Stock, $0.01 Par Value Per Share 22321 $0.00 286,969.0000 0 8.43% 0.00%
Jan. 17, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 8784 $43.05 278,185.0000 0 3.06% 0.00%
Jan. 21, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec S Common Stock, $0.01 Par Value Per Share 43161 $43.96 235,024.0000 0 15.52% 0.00%
Jan. 17, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M RSU (Restricted Stock Unit) 22321 $0.00 0.0000 0 100.00% 0.00%
Jan. 17, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 68420 $0.00 288,261.0000 0 31.12% 0.00%
Jan. 15, 2025 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A RSU (Restricted Stock Unit) 21471 $0.00 21,471.0000 0 9999.99% 0.00%
March 1, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 16805 $0.00 226,454.0000 0 8.02% 0.00%
March 1, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 6613 $49.26 219,841.0000 0 2.92% 0.00%
Jan. 20, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M RSU (Restricted Stock Unit) 33610 $0.00 0.0000 0 100.00% 0.00%
Jan. 20, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M Common Stock, $0.01 Par Value Per Share 33610 $0.00 222,875.0000 0 17.76% 0.00%
Jan. 19, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 43626 $49.68 189,265.0000 0 18.73% 0.00%
Jan. 19, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 17340 $0.00 232,891.0000 0 8.04% 0.00%
Jan. 19, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 100830 $0.00 215,551.0000 0 87.89% 0.00%
Jan. 20, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 13226 $49.68 209,649.0000 0 5.93% 0.00%
Jan. 17, 2024 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A RSU (Restricted Stock Unit) 17857 $0.00 17,857.0000 0 9999.99% 0.00%
Dec. 1, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M RSU (Restricted Stock Unit) 34604 $0.00 0.0000 0 100.00% 0.00%
Dec. 1, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 13617 $52.41 114,721.0000 0 10.61% 0.00%
Dec. 1, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec M Common Stock, $0.01 Par Value Per Share 34604 $0.00 128,338.0000 0 36.92% 0.00%
March 3, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 11190 $0.00 98,138.0000 0 12.87% 0.00%
March 3, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 4404 $55.17 93,734.0000 0 4.49% 0.00%
Jan. 20, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 55950 $0.00 79,329.0000 0 239.32% 0.00%
Jan. 20, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec F Common Stock, $0.01 Par Value Per Share 37141 $57.61 86,948.0000 0 29.93% 0.00%
Jan. 20, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A Common Stock, $0.01 Par Value Per Share 44760 $0.00 124,089.0000 0 56.42% 0.00%
Jan. 18, 2023 SLB LIMITED/NV $SLB Ralston Dianne B. Chief Legal Officer & Sec A RSU (Restricted Stock Unit) 14427 $0.00 14,427.0000 0 9999.99% 0.00%