Thought this was interesting. These are the quotes for Berkshire Hathaway stock on the listed dates. (BRK.A)
Date, Open, High, Low, Close, Volume, Adj. Close*
19-Jan-90, 8125.00, 8175.00, 8125.00, 8175.00, 11000, 8175.00
18-Jan-90, 8225.00, 8225.00, 8125.00, 8125.00, 19100, 8125.00
17-Jan-90, 8250.00, 8250.00, 8125.00, 8200.00, 41000, 8200.00
16-Jan-90, 7900.00, 8150.00, 7900.00, 8150.00, 92000, 8150.00
15-Jan-90, 8225.00, 8225.00, 8000.00, 8000.00, 78000, 8000.00
12-Jan-90, 8350.00, 8350.00, 8175.00, 8200.00, 46000, 8200.00
In addition, many, at the time, thought these prices were exhorbent and they would never, and I mean they really thought they would never hold. Guess what, they were right. They didn't!