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28 January
Notable Tuesday Option Activity: ZS, MSFT, GTLB

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Zscaler Inc (Symbol: ZS), where a total of 18,877 contracts have traded so far, representing approximately 1.9 million underlying shares. That amounts to about 139.9% of ZS's average daily trading volume over the past month of 1.3 million shares. Particularly high volume was seen for the $200 strike call option expiring June 20, 2025, with 1,010 contracts trading so far today, representing approximately 101,000 underlying shares of ZS. Below is a chart showing ZS's trailing twelve month trading history, with the $200 strike highlighted in orange:

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Microsoft Corporation (Symbol: MSFT) saw options trading volume of 231,905 contracts, representing approximately 23.2 million underlying shares or approximately 122.3% of MSFT's average daily trading volume over the past month, of 19.0 million shares. Especially high volume was seen for the $450 strike call option expiring January 31, 2025, with 11,010 contracts trading so far today, representing approximately 1.1 million underlying shares of MSFT. Below is a chart showing MSFT's trailing twelve month trading history, with the $450 strike highlighted in orange:

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And GitLab Inc (Symbol: GTLB) saw options trading volume of 24,516 contracts, representing approximately 2.5 million underlying shares or approximately 102.5% of GTLB's average daily trading volume over the past month, of 2.4 million shares. Especially high volume was seen for the $80 strike call option expiring February 21, 2025, with 1,718 contracts trading so far today, representing approximately 171,800 underlying shares of GTLB. Below is a chart showing GTLB's trailing twelve month trading history, with the $80 strike highlighted in orange:

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For the various different available expirations for ZS options, MSFT options, or GTLB options, visit StockOptionsChannel.com.

Today's Most Active Call & Put Options of the S&P 500 »

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Institutional Holders of CAG
MSCI Average Annual Return
RDFN YTD Return

The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.

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