Wednesday, September 30

Wednesday, September 30, 2026: insiders filed 154 open-market purchases and 245 sales

The S&P 500 (SPY) closed at 762.63, -0.21% on the day.

Insiders made 154 purchases valued at $311M across 23 companies and 245 sales valued at $242M across 35 companies on September 30, 2026.
Berkshire Hathaway Inc (10% owner) purchased about $52.1M of Lennar (LEN) shares SEC Form 4.
Nippon Life Insurance Co (10% owner) bought about $25.1M of Corebridge Financial (CRBG) shares SEC Form 4.
Baker Bros. Advisors LP (Director) acquired about $20.2M of Kodiak Sciences (KOD) shares SEC Form 4.
Michael Hsing (CEO) sold about $14.8M of Monolithic Power Systems (MPWR) shares SEC Form 4.
Dhiraj Mallick (Chief Operating Officer) sold about $13.4M and about $9.76M of Cerebras Systems (CBRS) shares in two filings SEC Form 4.
Five insiders at H.B. Fuller Company (FUL) filed open-market purchases totaling about $499K SEC Form 4.
Cox Enterprises, Inc. raised its Charter Communications (CHTR) stake to 28.7% from 27.9% SEC filing.

Written by an AI from OQRO's records, then checked: every link and every number in it comes from those records. It describes what was filed, not why, and is not investment advice. All insider filings of the day.