The Marked Chart Wire · Trading desk
Buffett
Buffett calls Berkshire purchase his costliest mistake
Warren Buffett has identified the acquisition of Berkshire Hathaway as the most expensive error of his investment career.
The stocks in this story
Prices from Before the open · based on Fri close · Opens 9:30 AM ET. Each tile opens the stock's chart and news.
New to this? Read: Reading a stock chart
More Trading desk news
S&P 500
Large put order placed on S&P 500 weeklys
A single put order worth about 8.5 million dollars was placed on S&P 500 weeklys expiring December 11. The strike price is 7200.
Options flow
Large call option trade reported on mini S&P 500 index
A $20 million call option trade was reported on the mini S&P 500 index with a 720 strike price and a December 11, 2026 expiration.
Micron
Unusual call option activity reported for Micron Technology
Traders executed call options on Micron Technology with a strike price of 895 cents expiring on October 26, 2026. The reported notional value of these trades totals $3.1 million.
Dow Jones
Large put order noted on Dow Jones industrial average ETF
A single put option on the Dow Jones industrial average ETF with a March 2027 expiration traded for about $1.1 million. The contract had a strike price of $465.
TSMC Options
Unusual put activity noted in TSMC options
Traders executed approximately 10,000 put contracts on TSMC stock with a strike price of 410 and an expiration date of January 15, 2027. The average fill price for these options was about 21.31 dollars.
Options Flow
S&P 500 options show large bearish imbalance
Options data for the S&P 500 shows a bearish imbalance of 39.9 million, while the Dow 30 and the Magnificent Seven show smaller negative imbalances.
Fast headlines, summarized. Not verified and not advice. Check the full story before you act.