Overview
Insider activity was concentrated in technology and manufacturing, with notable buying in educational services and utilities, while selling was especially heavy in semiconductors and software.
High Signal
COE — Chief Executive Officer (Huang Jack Jiajia) purchased $9.36M across 5 filings between 2026-04-13 and 2026-04-17. This represents a steady accumulation, with the largest single purchase being $4.28M. The stock is in the educational services sector.
BURU — Co-Chief Executive Officer (Zamboni Alessandro) bought $1.50M (first recorded purchase). This marks a significant initial position in the specialty industrial machinery sector.
Notable Buys
KLRA — LP RTW Investments purchased $8.00M (first purchase of KLRA). This is a substantial buy in the pharmaceutical preparations industry, with the insider acquiring 500,000 shares at $16. The purchase comes as the stock has been relatively stable over the past month.
HTO — GIP ATLAS Holdings Ltd purchased $2.98M (first purchase of HTO). This buy in the regulated water utilities sector adds to the insider’s holdings, with over 50,000 shares acquired at $59.06.
NKE — PRESIDENT & CEO (Hill Elliott) bought $1.00M (first recorded purchase). This is a notable buy in the footwear & accessories sector, with the insider acquiring over 23,000 shares at $42.27.
Notable Sells
ASX — GM, ASE Inc. Chung-Li Branch (Chen Tien-Szu) sold $247.1M across 5 filings on 2026-04-20. This represents significant profit-taking in the semiconductors & related devices sector, with the insider reducing their position by nearly 12%.
TRAX — LLC EcoR1 Capital sold $65.00M on 2026-04-20. This large sale in the biotherapeutics space marks a major reduction in holdings.
CRWV — Multiple insiders executed heavy selling in CoreWeave, Inc.:
- Chief Strategy Officer (Venturo Brian M) sold $110.6M across 13 filings between 2026-04-20 and 2026-04-20, with several large block sales and a holding reduction of up to 100% in some tranches.
- Chief Development Officer (McBee Brannin) sold $28.6M across 17 filings, including several complete exits.
- Magnetar Financial LLC sold $38.7M across 13 filings.
This cluster of sales in the software sector suggests broad insider profit-taking after a period of strong performance.
- Chief Strategy Officer (Venturo Brian M) sold $110.6M across 13 filings between 2026-04-20 and 2026-04-20, with several large block sales and a holding reduction of up to 100% in some tranches.
- Chief Development Officer (McBee Brannin) sold $28.6M across 17 filings, including several complete exits.
- Magnetar Financial LLC sold $38.7M across 13 filings.
This cluster of sales in the software sector suggests broad insider profit-taking after a period of strong performance.
ANET — CEO and Chairperson (Ullal Jayshree) sold $43.5M across 2 filings on 2026-04-20. The sales come after a period of relative price stability in the technology hardware sector, with other insiders also active in the last 30 days.
RDW — LLC AE Red Holdings sold $28.4M across 2 filings between 2026-04-20 and 2026-04-21. This represents a sizable reduction in the aerospace & defense sector.
Patterns
- Technology and manufacturing sectors saw the largest dollar-value insider sales, particularly in semiconductors and software.
- Multiple insiders sold CoreWeave (CRWV) in large blocks, with several filers fully exiting positions.
- Notable buys were concentrated in educational services, utilities, and pharmaceuticals, with several first-time or largest-ever purchases.
Close
Top buy tickers by $ value: COE $9.36M, KLRA $8.00M, HTO $2.98M.
Top sell tickers by $ value: ASX $247.1M, CRWV $177.9M, TRAX $65.0M.