Here are some examples of when altcoins surpassed Bitcoin in 24-hour trading volume, with specific price movements for those days:

1. Dogecoin (DOGE) - January 2021

Date of Volume Surpassing Bitcoin: On January 28, 2021, Dogecoin briefly surpassed Bitcoin in trading volume, largely due to the viral meme coin craze and the influence of Elon Musk's tweets.

Price Movement: On the same day, Dogecoin's price surged by about 50-70%, reaching around $0.01 to $0.02 from about $0.006.

Exact Day Surge: The volume spike and price increase happened on the same day, with Dogecoin's trading volume briefly overtaking Bitcoin’s in the 24-hour period, as it gained attention from both retail traders and social media.

2. Shiba Inu (SHIB) - May 2021

Date of Volume Surpassing Bitcoin: On May 10, 2021, Shiba Inu saw an enormous surge in trading volume, briefly surpassing Bitcoin in the 24-hour period.

Price Movement: Shiba Inu’s price saw an 80-100% increase in a single day, rising from about $0.000005 to $0.000009.

Exact Day Surge: On May 10th, Shiba Inu’s volume surged, and the price pumped dramatically. This day marked one of its most significant 24-hour price increases and volume surges.

3. Bitcoin Cash (BCH) - August 1, 2017 (Bitcoin Hard Fork)

Date of Volume Surpassing Bitcoin: On August 1, 2017, during the Bitcoin Cash hard fork, Bitcoin Cash’s volume briefly surpassed Bitcoin’s, as traders rushed to buy the new asset.

Price Movement: On the day of the hard fork, Bitcoin Cash jumped from around $400 to around $700 within 24 hours, representing a 75% price increase.

4. Litecoin (LTC) - December 2017

Date of Volume Surpassing Bitcoin: In mid-December 2017, Litecoin briefly surpassed Bitcoin in volume during a broader altcoin rally.

Price Movement: On December 12, 2017, Litecoin’s price surged by 30-40% in a single day, rising from about $180 to $250.

Exact Day Surge: The price surge coincided with Litecoin’s volume briefly exceeding Bitcoin's, as it gained attention in the midst of the broader cryptocurrency bull run.

Summary of Price Movements on the Exact Day:

Dogecoin (January 28, 2021): 50-70% increase in price.

Shiba Inu (May 10, 2021): 80-100% increase in price.

Bitcoin Cash (August 1, 2017): 75% increase in price.

Litecoin (December 12, 2017): 30-40% increase in price.

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