Latest research, educational guides, and news from the world of institutional investing.
Rambus CEO Luc Seraphin has sold $21M across 133 transactions with a clockwork pattern: 10,000 shares every week in April 2025 at $45-$59/share, while maintaining a 319K-share position.
Eimear Bonner of Chevron has sold $25.6M across 80 insider transactions, with a January 2026 exercise-and-sell of $5.6M completing her exit to zero shares remaining.
Carrier Global CEO David Gitlin sold $30.1M in CARR stock, including a $19.2M single-day sale. Then in November 2025, he made a rare $1M open-market purchase at $52.62/share.
David Howton, former COO of Sarepta Therapeutics, sold $31.2M in SRPT stock. Now at Solid Biosciences, his recent filings show SLDB sales at just $5.82-$6.44/share.
Former United Airlines CEO Oscar Munoz sold $34.5M in UAL stock across 216 transactions. Now a board member at Salesforce and Archer Aviation, his UAL position is at zero shares.
Freshworks CFO and COO Tyler Sloat sold $37.8M in FRSH stock, then reversed course with a $2M open-market purchase in November 2025 — a rare insider buy signal at a beaten-down SaaS stock.
Celeste Burgoyne of lululemon has sold $39.9M across 171 insider transactions. December 2025 sales of $2.8M at ~$204/share came after the stock fell 50% from its 2023 highs.
Baker Hughes CEO Lorenzo Simonelli sold $47.9M in BKR stock across 113 transactions, including a $23.4M block sale in July 2025. Recent February 2026 filings show 55K-share option exercises.
Mastercard CFO Sachin Mehra has sold $52.1M across 129 insider transactions with zero purchases. Recent activity shows him simultaneously vesting Salesforce board RSUs.
Former Goldman Sachs president Gary Cohn sold $82.2M in GS stock across 187 transactions. Now a Vice Chairman collecting IBM board grants, his GS position is down to 4,491 shares.
Douglas Buckminster of American Express has sold $83.3M across 127 insider transactions, exercising and selling his way to a zero-share position.
Dennis Nelson, longtime CEO of The Buckle, has executed 420 insider transactions totaling $108.6M in career sales with zero purchases, continuing steady selling into mid-2025.
Michael McMullen, Director at Agilent Technologies, has executed 266 insider transactions totaling $138.5M in career stock sales with zero purchases, including a $7.8M single-day sale at $150/share.
Williams-Sonoma CEO Laura Alber has executed 641 insider transactions totaling $204.5M in career stock sales, with $7.2M sold in January 2026 alone at prices above $205/share.
WEC Energy Group executive Gale Klappa has executed 640 insider transactions totaling $295M in career sales, with a systematic exercise-and-sell pattern continuing into February 2026.
Thomas Siebel, the billionaire who built and sold Siebel Systems to Oracle, has now filed 565 insider transactions totaling $396 million — including recent exercise-and-sell activity at C3.ai in early 2026.
George Kurtz, co-founder and CEO of CrowdStrike, has filed 943 insider transactions totaling $702 million in CRWD sales — most recently in February 2026 at prices above $413 per share.
Murray Stahl has filed 6,612 Form 4s for RENN Fund, buying $2.3 million of RCG stock across thousands of micro-purchases — often 18 to 360 shares at $2.85 each. His total career sales: $57,200.
Eric Schmidt, Google's former CEO and chairman, holds the record for one of the highest Form 4 filing counts ever: 57,681 transactions totaling $5.5 billion in GOOG sales before stepping away in 2019.
Larry Page, co-founder of Google and former CEO of Alphabet, filed 12,019 insider transactions totaling $11.5 billion in GOOG sales before his last filing in April 2022.