BlockBeats News, July 29th. According to public market data, "The Big Short" Michael Burry initiated short positions on June 30th at around $198.09 for NVDA, $729.40 for AMAT, and $642.80 for SOXX. In early July, he directly shorted Micron at around $1,051.87. Around July 24th, he further added to his short positions on Micron, NVIDIA, and SOXX.

As of the US stock market close on July 28th: The short positions have seen unrealized gains of approximately 34.7% for AMAT, 23.3% for SOXX, 22.0% for Micron, and 0.5% for NVIDIA. If position weights are not considered, the simple average unrealized gain of the short portfolio established from the end of June to early July is approximately 20.1%.

Additionally, if the additional short positions added around July 24th are approximately calculated based on the closing prices, the unrealized gains for Micron, NVIDIA, and SOXX as of the July 28th close are approximately 10.9%, 4.8%, and 6.4%, with a simple average of about 7.4%.

Due to the lack of specific information regarding the scale of the short positions, option structures, additional position ratios, and whether positions have been closed, the actual profit amount cannot be calculated at this time.