<div id="readability-page-1"><div><p>Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Shake Shack Inc (Symbol: SHAK), where a total of 20,645 contracts have traded so far, representing approximately 2.1 million underlying shares.  That amounts to about 178.9% of SHAK's average daily trading volume over the past month of 1.2 million shares.  Especially high volume was seen for the $65 strike put option expiring May 08, 2026, with 2,624 contracts trading so far today, representing approximately 262,400 underlying shares of SHAK.  Below is a chart showing SHAK's trailing twelve month trading history, with the $65 strike highlighted in orange:</p><p> <img height="300" src="https://imageproxy.pbkrs.com/https://www.tickertech.net/pics/2026/15981385181.gif?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" width="450" original-src="https://imageproxy.pbkrs.com/https://www.tickertech.net/pics/2026/15981385181.gif"/> </p><p> nLight Inc (Symbol: LASR) options are showing a volume of 19,034 contracts thus far today.  That number of contracts represents approximately 1.9 million underlying shares, working out to a sizeable 178.4% of LASR's average daily trading volume over the past month, of 1.1 million shares. Particularly high volume was seen for the $80 strike call option expiring June 18, 2026, with 13,754 contracts trading so far today, representing approximately 1.4 million underlying shares of LASR.  Below is a chart showing LASR's trailing twelve month trading history, with the $80 strike highlighted in orange: </p><p> <img height="300" src="https://imageproxy.pbkrs.com/https://www.tickertech.net/pics/2026/15981385182.gif?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" width="450" original-src="https://imageproxy.pbkrs.com/https://www.tickertech.net/pics/2026/15981385182.gif"/> </p><p> And ACM Research Inc (Symbol: ACMR) options are showing a volume of 17,318 contracts thus far today.  That number of contracts represents approximately 1.7 million underlying shares, working out to a sizeable 164.6% of ACMR's average daily trading volume over the past month, of 1.1 million shares. Especially high volume was seen for the $62.50 strike call option expiring May 15, 2026, with 3,892 contracts trading so far today, representing approximately 389,200 underlying shares of ACMR.  Below is a chart showing ACMR's trailing twelve month trading history, with the $62.50 strike highlighted in orange: </p><p> <img height="300" src="https://imageproxy.pbkrs.com/https://www.tickertech.net/pics/2026/15981385183.gif?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" width="450" original-src="https://imageproxy.pbkrs.com/https://www.tickertech.net/pics/2026/15981385183.gif"/> </p><p> For the various different available expirations for SHAK options, LASR options,  or ACMR options,  visit StockOptionsChannel.com. </p><p> <img height="16" src="https://imageproxy.pbkrs.com/https://www.dividendchannel.com/nslideshow.gif?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" width="16" original-src="https://imageproxy.pbkrs.com/https://www.dividendchannel.com/nslideshow.gif"/> Today's Most Active Call &amp; Put Options of the S&amp;P 500 » </p> <h5>Also see:</h5><p>   Cheap Midcap Stocks<br/>   STIP Options Chain<br/>   Floating Rate Preferreds</p><p>The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.</p> </div></div>

LASR

SHAK

ACMR

<p>Noteworthy options trading activity was observed in three companies within the Russell 3000 index. Shake Shack Inc (SHAK) saw 20,645 contracts traded, 178.9% of its average daily volume, with significant activity in the $65 put option expiring May 08, 2026. nLight Inc (LASR) had 19,034 contracts, also 178.4% of its average, with high volume in the $80 call option expiring June 18, 2026. ACM Research Inc (ACMR) recorded 17,318 contracts, 164.6% of its average, with notable trading in the $62.50 call option expiring May 15, 2026.</p>

Noteworthy Thursday Option Activity: SHAK, LASR, ACMR