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CLSK Unusual Options Activity

As of Oct 30, 2026, our scanner has flagged 22 unusual CLSK options trades in its recent history: 21 bullish and 1 bearish, totaling $18.3M in premium. Flow has leaned leaned bullish (call buying), with $17.0M in bullish call premium vs. $1.3M in bearish put premium. The most recent CLSK trade was flagged at 15:15 ET on Oct 30, 2026.

22Flagged trades
21Bullish
1Bearish
$18.3MTotal premium
$2.9MLargest trade

Recent CLSK options flow

  1. Oct 30, 2026
    22209 $CLSK Nov 20th 2026 8 CALLS BOUGHT@ 0.5 vs Open Interest of 314 for a total of $1135102. 70.7x volume/OI ratio.
    BULLISH
  2. Aug 27, 2026
    5439 $CLSK Sep 4th 2026 12 CALLS BOUGHT@ 1.1 vs Open Interest of 1706 for a total of $600574. 3.2x volume/OI ratio.
    BULLISH
  3. Aug 17, 2026
    4292 $CLSK Sep 11th 2026 5 CALLS BOUGHT@ 6.7 vs Open Interest of 112 for a total of $2864309. 38.3x volume/OI ratio.
    BULLISH
  4. Jul 14, 2026
    16036 $CLSK Jul 17th 2026 14 CALLS BOUGHT@ 0.5 vs Open Interest of 6162 for a total of $856483. 2.6x volume/OI ratio.
    BULLISH
  5. Jul 10, 2026
    17010 $CLSK Jul 17th 2026 13.5 CALLS BOUGHT@ 0.5 vs Open Interest of 1226 for a total of $778037. 13.9x volume/OI ratio.
    BULLISH
  6. Jun 11, 2026
    4427 $CLSK Jul 17th 2026 17 CALLS BOUGHT@ 1.2 vs Open Interest of 1187 for a total of $549922. 3.7x volume/OI ratio.
    BULLISH
  7. Jun 11, 2026
    4347 $CLSK Jul 17th 2026 17 CALLS BOUGHT@ 1.2 vs Open Interest of 1187 for a total of $540767. 3.7x volume/OI ratio.
    BULLISH
  8. Jun 11, 2026
    4305 $CLSK Jul 17th 2026 17 CALLS BOUGHT@ 1.2 vs Open Interest of 1187 for a total of $535757. 3.6x volume/OI ratio.
    BULLISH
  9. May 26, 2026
    5244 $CLSK Jul 17th 2026 21 CALLS BOUGHT@ 1.2 vs Open Interest of 601 for a total of $649155. 8.7x volume/OI ratio.
    BULLISH
  10. May 26, 2026
    5239 $CLSK Jul 17th 2026 21 CALLS BOUGHT@ 1.2 vs Open Interest of 601 for a total of $648483. 8.7x volume/OI ratio.
    BULLISH
  11. May 26, 2026
    5199 $CLSK Jul 17th 2026 21 CALLS BOUGHT@ 1.2 vs Open Interest of 601 for a total of $643636. 8.7x volume/OI ratio.
    BULLISH
  12. May 26, 2026
    5196 $CLSK Jul 17th 2026 21 CALLS BOUGHT@ 1.2 vs Open Interest of 601 for a total of $643317. 8.6x volume/OI ratio.
    BULLISH
  13. May 26, 2026
    5195 $CLSK Jul 17th 2026 21 CALLS BOUGHT@ 1.2 vs Open Interest of 601 for a total of $643141. 8.6x volume/OI ratio.
    BULLISH
  14. May 19, 2026
    4188 $CLSK Jun 5th 2026 14 CALLS BOUGHT@ 1.2 vs Open Interest of 553 for a total of $504612. 7.6x volume/OI ratio.
    BULLISH
  15. May 19, 2026
    4178 $CLSK Jun 5th 2026 14 CALLS BOUGHT@ 1.2 vs Open Interest of 553 for a total of $503282. 7.6x volume/OI ratio.
    BULLISH
  16. Apr 24, 2026
    14654 $CLSK Jun 18th 2026 16 CALLS BOUGHT@ 0.9 vs Open Interest of 5752 for a total of $1330290. 2.5x volume/OI ratio.
    BULLISH
  17. Apr 24, 2026
    3190 $CLSK May 29th 2026 11.5 CALLS BOUGHT@ 1.8 vs Open Interest of 1570 for a total of $582877. 2x volume/OI ratio.
    BULLISH
  18. Apr 23, 2026
    3190 $CLSK May 29th 2026 11.5 CALLS BOUGHT@ 1.8 vs Open Interest of 1570 for a total of $582877. 2x volume/OI ratio.
    BULLISH
  19. Mar 18, 2026
    19294 $CLSK Apr 17th 2026 12 CALLS BOUGHT@ 0.4 vs Open Interest of 2146 for a total of $849322. 9x volume/OI ratio.
    BULLISH
  20. Feb 10, 2026
    21256 $CLSK Feb 27th 2026 12 CALLS BOUGHT@ 0.4 vs Open Interest of 316 for a total of $765216. 67.3x volume/OI ratio.
    BULLISH
  21. Jan 26, 2026
    8020 $CLSK Mar 6th 2026 13 PUTS BOUGHT@ 1.6 vs Open Interest of 1485 for a total of $1275180. 5.4x volume/OI ratio.
    BEARISH
  22. Jan 20, 2026
    2800 $CLSK Jan 30th 2026 10 CALLS BOUGHT@ 2.9 vs Open Interest of 82 for a total of $820400. 34.1x volume/OI ratio.
    BULLISH

How to read CLSK unusual options activity

Each row is a single CLSK options trade where same-day volume was large relative to open interest and the premium was large. Bullish means calls were bought at or above the ask; bearish means puts were bought at or above the ask. Volume above open interest suggests, but does not prove, that new positions were opened. Check whether CLSK open interest rose the next day to confirm. Learn more in our guide to unusual options activity and volume vs. open interest.

CLSK options flow FAQ

Is there unusual options activity in CLSK today?

Our most recent flagged CLSK trade was at 15:15 ET on Oct 30, 2026. This page lists every recent CLSK trade our scanner flagged, newest first, and refreshes every few minutes during market hours.

Is CLSK options flow bullish or bearish right now?

Of 22 recent flagged CLSK trades, 21 were bullish (calls bought at or above the ask) and 1 were bearish (puts bought at or above the ask). Large put buying is often hedging, so treat this as positioning data, not a prediction.