Notable Tuesday Option Activity: SPCX, ENPH, CIFR

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Space Exploration Technologies Corp (Symbol: SPCX), where a total of 756,467 contracts have traded so far, representing approximately 75.6 million underlying shares. That amounts to about 85.9% of SPCX's average daily trading volume over the past month of 88.1 million shares. Especially high volume was seen for the $155 strike call option expiring September 11, 2026 , with 50,633 contracts trading so far today, representing approximately 5.1 million underlying shares of SPCX. Below is a chart showing SPCX's trailing twelve month trading history, with the $155 strike highlighted in orange: Enphase Energy Inc. (Symbol: ENPH) options are showing a volume of 29,650 contracts thus far today. That number of contracts represents approximately 3.0 million underlying shares, working out to a sizeable 81.6% of ENPH's average daily trading volume over the past month, of 3.6 million shares.

Especially high volume was seen for the $40 strike call option expiring September 18, 2026 , with 5,405 contracts trading so far today, representing approximately 540,500 underlying shares of ENPH. Below is a chart showing ENPH's trailing twelve month trading history, with the $40 strike highlighted in orange: And Cipher Digital Inc (Symbol: CIFR) saw options trading volume of 272,433 contracts, representing approximately 27.2 million underlying shares or approximately 81.6% of CIFR's average daily trading volume over the past month, of 33.4 million shares.

Particularly high volume was seen for the $20 strike call option expiring September 18, 2026 , with 27,588 contracts trading so far today, representing approximately 2.8 million underlying shares of CIFR. Below is a chart showing CIFR's trailing twelve month trading history, with the $20 strike highlighted in orange: For the various different available expirations for SPCX options , ENPH options , or CIFR options , visit StockOptionsChannel.com. Today's Most Active Call & Put Options of the S&P 500 » Further SPCX Research: SPCX market cap history Institutional Holders of SPCX Energy Stock Dividends

Enphase Energy Inc. (Symbol: ENPH) options are showing a volume of 29,650 contracts thus far today. That number of contracts represents approximately 3.0 million underlying shares, working out to a sizeable 81.6% of ENPH's average daily trading volume over the past month, of 3.6 million shares.

Especially high volume was seen for the $40 strike call option expiring September 18, 2026 , with 5,405 contracts trading so far today, representing approximately 540,500 underlying shares of ENPH. Below is a chart showing ENPH's trailing twelve month trading history, with the $40 strike highlighted in orange:

And Cipher Digital Inc (Symbol: CIFR) saw options trading volume of 272,433 contracts, representing approximately 27.2 million underlying shares or approximately 81.6% of CIFR's average daily trading volume over the past month, of 33.4 million shares.

Particularly high volume was seen for the $20 strike call option expiring September 18, 2026 , with 27,588 contracts trading so far today, representing approximately 2.8 million underlying shares of CIFR. Below is a chart showing CIFR's trailing twelve month trading history, with the $20 strike highlighted in orange:

For the various different available expirations for SPCX options , ENPH options , or CIFR options , visit StockOptionsChannel.com.