Gerard Martellozo

CIK 1609092 · View on SEC EDGAR ↗

Insider

First SEC filing: March 18, 2026 · Latest: March 18, 2026

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 6 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

6 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Dec. 20, 2016 SLB S 5,000 $84.83 $424,150 0 Indirect -100.00% Disposed -36.2% (price as of 2026-08-20)
April 20, 2015 SLB S 2,000 $93.27 $186,540 0 Direct -100.00% Disposed -42.0% (price as of 2026-08-20)
March 23, 2015 SLB S 8,000 $82.35 $658,800 2,000 Direct -80.00% Disposed -34.3% (price as of 2026-08-20)
Jan. 20, 2015 SLB S 8,000 $80.08 $640,640 10,000 Direct -44.44% Disposed -32.4% (price as of 2026-08-20)
Aug. 28, 2014 SLB S 12,000 $110.60 $1,327,200 18,000 Direct -40.00% Disposed -51.1% (price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
April 9, 2026 VIST Restricted Stock Units Series A Shares / ADSs (6,000) — — 6,000 Disposed
Jan. 21, 2016 SLB Nq Stock Option (Right to Buy) W/ Tandem Tax W/h Right Common Stock, $0.01 Par Value Per Share (75,000) $61.92 Jan. 21, 2026 75,000 Acquired
Jan. 15, 2015 SLB Non-qualified Stock Option (Right to Buy) Common Stock, $0.01 Par Value Per Share (47,000) $77.80 Jan. 15, 2025 47,000 Acquired
July 17, 2014 SLB NQ Stock Option (right to buy) with tandem Tax w/h right Common Stock, $0.01 par value per share (35,000) $114.82 July 17, 2024 35,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 14 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
March 18, 2026 VIST Series A Shares 32,500 Direct
March 18, 2026 VIST Restricted Stock Unit [F2]→ Series A Shares / ADSs (6,000) 6,000 Direct
June 3, 2014 SLB Common Stock, $0.01 par value per share 30,000 Direct
June 3, 2014 SLB Common Stock, $0.01 par value per share 5,000 Indirect
June 3, 2014 SLB NQ Stock Option (right to buy) w/ tandem Tax w/h right→ Common Stock, $0.01 par value per share (5,000) 5,000 Direct
June 3, 2014 SLB NQ Stock Option (right to buy) w/ tandem Tax w/h right→ Common Stock, $0.01 par value per share (10,000) 10,000 Direct
June 3, 2014 SLB NQ Stock Option (right to buy) w/ tandem Tax w/h right→ Common Stock, $0.01 par value per share (9,040) 9,040 Direct
June 3, 2014 SLB Incentive Stock Option (right to buy)→ Common Stock, $0.01 par value per share (5,960) 5,960 Direct
June 3, 2014 SLB Incentive Stock Option (right to buy)→ Common Stock, $0.01 par value per share (1,386) 1,386 Direct
June 3, 2014 SLB NQ Stock Option (right to buy) w/ tandem Tax w/h right→ Common Stock, $0.01 par value per share (13,614) 13,614 Direct
June 3, 2014 SLB NQ Stock Option (right to buy) w/ tandem Tax w/h right→ Common Stock, $0.01 par value per share (13,591) 13,591 Direct
June 3, 2014 SLB Incentive Stock Option (right to buy)→ Common Stock, $0.01 par value per share (1,409) 1,409 Direct
June 3, 2014 SLB Incentive Stock Option (right to buy)→ Common Stock, $0.01 par value per share (994) 994 Direct
June 3, 2014 SLB NQ Stock Option (right to buy) w/ tandem Tax w/h right→ Common Stock, $0.01 par value per share (14,006) 14,006 Direct