Stock price when the opinion was issued
He did a put spread on May 2, the 500-520 end of July put spread. He wasn't concerned about NVDA or tech, but to the market's reaction broadly to Nividia's earnings. Rally broadening in the S&P had not happened. You're limiting your downside with a spread. He bought back the 500 put, which leads him long only the 599 outs.
He just bought May 500 puts. In the two days since the Fed meeting, the USD has strengthened against many currencies (Euro, Yen, UK pound, Chinese yuan). Ripples in the currency market will lead to a slight pullback in the S&P.