Noteworthy Friday Option Activity: SIRI, GNK, SLS

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in SiriusXM Holdings Inc (Symbol: SIRI), where a total volume of 72,097 contracts has been traded thus far today, a contract volume which is representative of approximately 7.2 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 162.9% of SIRI's average daily trading volume over the past month, of 4.4 million shares. Particularly high volume was seen for the $29.50 strike call option expiring August 28, 2026, with 17,602 contracts trading so far today, representing approximately 1.8 million underlying shares of SIRI. Below is a chart showing SIRI's trailing twelve month trading history, with the $29.50 strike highlighted in orange:

Genco Shipping & Trading Ltd (Symbol: GNK) saw options trading volume of 5,719 contracts, representing approximately 571,900 underlying shares or approximately 146.4% of GNK's average daily trading volume over the past month, of 390,635 shares. Particularly high volume was seen for the $30 strike call option expiring September 18, 2026, with 5,212 contracts trading so far today, representing approximately 521,200 underlying shares of GNK. Below is a chart showing GNK's trailing twelve month trading history, with the $30 strike highlighted in orange:

And SELLAS Life Sciences Group Inc (Symbol: SLS) saw options trading volume of 84,207 contracts, representing approximately 8.4 million underlying shares or approximately 137.2% of SLS's average daily trading volume over the past month, of 6.1 million shares. Especially high volume was seen for the $30 strike call option expiring October 16, 2026, with 11,935 contracts trading so far today, representing approximately 1.2 million underlying shares of SLS. Below is a chart showing SLS's trailing twelve month trading history, with the $30 strike highlighted in orange:

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