Overview
Insider buying was focused in healthcare and energy, while selling was dominated by large transactions in technology and consumer staples.
High Signal
UCAR — Chief Executive Officer (Jia Li) bought $3.00M (first recorded purchase).
KRMD — Chief Executive Officer (Tharby Linda M) purchased $4,668.72 (first recorded purchase). Chief Technology Officer (Schiller Eric) bought $19,562.50 (first recorded purchase). Both insiders acted in the healthcare sector.
Notable Buys
FBIN — Director (Edward P Garden) purchased $13.66M (first purchase of FBIN). This is a significant open-market buy in the materials sector, with a 12.8% increase in holdings.
WGS — LLC Casdin Capital bought a total of $21.46M across three purchases (largest purchase: $7.88M, 5.8% increase in holdings). This is the filer's largest set of purchases in the healthcare sector, with three filings between 2026-05-18 and 2026-05-20.
TXO — Bob R Simpson purchased $1.97M across two filings (first and second largest purchases for this filer in TXO). The energy sector saw notable accumulation, with Simpson increasing his position by 1.8% over two days.
Notable Sells
CARR — Viessmann Maximilian sold $750.00M (largest sale for this filer in CARR). This is a major disposition in the information technology sector, with a 24.2% reduction in holdings.
RDW — Llc Ae Red Holdings sold a combined $209.08M across two large transactions (largest and second largest sales for this filer in RDW). The industrials sector saw significant insider selling.
LWAY — Danone S.A. sold $67.37M (largest sale for this filer in LWAY), fully exiting their position in the consumer staples sector.
MPWR — CEO (Hsing Michael) sold a total of $54.13M across multiple filings (largest sale: $9.94M, 0.8% reduction in holdings). Interim CFO (Robert W Dean Ii) also sold $6,253.12. The technology sector saw heavy selling, with 13 separate transactions by the CEO alone.
ALAB — Chief Executive Officer (Mohan Jitendra) sold $44.13M across numerous filings (largest sale: $6.97M, 0.7% reduction in holdings). General Counsel and Secretary (Mazzara Philip) sold $4.13M (largest sale: $2.17M, 7.8% reduction in holdings). Four other insiders also sold in the last 30 days, indicating broad-based selling in the technology sector.
Patterns
- Technology sector insiders, especially at ALAB and MPWR, executed multiple large-scale sales, with some filers making over a dozen transactions in a single day.
- Healthcare sector saw high-signal buying, with both CEO and CTO at KRMD initiating new positions.
- The largest buy and sell transactions were concentrated in a few tickers, with CARR and RDW accounting for nearly $1B in insider sales.
Close
Top buy tickers by $ value: FBIN $13.66M, WGS $21.46M, UCAR $3.00M.
Top sell tickers by $ value: CARR $750.00M, RDW $209.08M, LWAY $67.37M.