Question: has costco stock ever split?
Answer: Costco initiated its first two-for-one stock split on May 15, 1991 at the price of $12.50 per share. ... One year later, Costco announced a three-for-two stock split on Mar. 6, 1992 at the share price of $12.63. After Costco's second stock split, your 200 shares worth $2,500 would have grown to 300 shares worth $3,789.