Updated Jul 16, 2026
Gassen Steve Matthew has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $3.00M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-01 | SLB | SCHLUMBERGER LIMITED/NV | S — Open-market sale | 33.4K | $56.19 | $1.88M |
| 2026-05-01 | SLB | SCHLUMBERGER LIMITED/NV | M — Option exercise | 22.0K | $38.75 | $852K |
| 2026-05-01 | SLB | SCHLUMBERGER LIMITED/NV | M — Option exercise | 11.4K | $41.47 | $473K |
| 2026-05-01 | SLB | SCHLUMBERGER LIMITED/NV | S — Open-market sale | 20.0K | $56.16 | $1.12M |
| 2026-03-17 | SLB | SCHLUMBERGER LIMITED/NV | F — Tax withholding / forfeiture | 473 | $44.22 | $21K |
| 2026-03-17 | SLB | SCHLUMBERGER LIMITED/NV | A — Grant or award | 1.2K | $0.00 | |
| 2026-01-27 | SLB | SCHLUMBERGER LIMITED/NV | F — Tax withholding / forfeiture | 7.0K | $50.25 | $352K |
| 2026-01-27 | SLB | SCHLUMBERGER LIMITED/NV | A — Grant or award | 17.8K | $0.00 | |
| 2026-01-20 | SLB | SCHLUMBERGER LIMITED/NV | F — Tax withholding / forfeiture | 2.3K | $46.65 | $107K |
| 2026-01-20 | SLB | SCHLUMBERGER LIMITED/NV | M — Option exercise | 5.4K | $0.00 | |
| 2025-07-20 | SLB | SCHLUMBERGER LIMITED/NV | F — Tax withholding / forfeiture | 3.1K | $34.14 | $106K |
| 2025-07-20 | SLB | SCHLUMBERGER LIMITED/NV | M — Option exercise | 12.4K | $0.00 |
Gassen Steve Matthew is a corporate insider — currently tracked as EVP, Geographies of SCHLUMBERGER LIMITED/NV (SLB). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($3.00M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Gassen Steve Matthew profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.