Here's your summary from S&P 500 Trading Volume Spikes at Close | Bloomberg: The Close 6/21/2024 (https://www.youtube.com/watch?v=rpa99FW7ZpI) on the Bloomberg Television channel:

### TLDR:

S&P 500 trading volume spiked at close due to triple witching, with focus on options tied to stocks and futures.

### Key Points:

1. S&P 500 weaker most of the day, with focus on exploration of options tied to stocks and futures, leading to increased volume.

2. NVIDIA's performance impacting S&P 500 traction, with a significant number of options contracts expiring.

3. Concerns raised about lack of short investors in the market, signaling vulnerability to negative news and potential market risks.

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