StoneX (NASDAQ: SNEX) CEO sells 45,000 shares in preplanned option sale

Posted by Donna Armstrong on Oct 16th, 2026

What happened

StoneX Group Inc. (NASDAQ: SNEX) Chief Executive Officer and director Philip Andrew Smith sold 45,000 shares on 2026-10-15.

The filing says the trade was made under a Rule 10b5-1 trading plan, and the shares sold came from stock options exercised the same day.

Smith reported an average sale price of $59.50 per share, about $2.68 million in total. The option exercise price was $8.9 per share, and the filing shows 783,216 shares beneficially owned after the exercise. Smith then reported 738,216 shares after the sale, along with 815,625 derivative securities beneficially owned after the reported transactions.

Key numbers

Metric	Latest	Source
Shares sold	45,000 shares	SEC Form 4
Average sale price	$59.50 per share	SEC Form 4
Total sale value	about $2.68 million	SEC Form 4
Shares held after exercise	783,216 shares	SEC Form 4
Shares held after sale	738,216 shares	SEC Form 4

Why it matters

OptimistFi's calculation puts the 45,000-share sale at about 5.7% of the 783,216 shares Smith held before the trade. That makes the filing a material trim in the direct stake, but not a full exit from ownership.

The direct stake still stood at 738,216 shares after the sale, and the reported derivatives position remained 815,625. Those holdings keep Smith economically tied to StoneX after the trade, even though the sale moved about $2.68 million into cash.

The strongest caveat is inside the filing itself. The sale was made under a Rule 10b5-1 trading plan and followed same-day option exercises, which limits the reading to a prearranged insider transaction. Smith still held 738,216 shares after the trade, so the filing trims the stake without overturning it.

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What's next

The stock options shown in the filing expire on 12/05/2026. That date is the next dated item in the document, and it gives investors a marker for whether this sale sits alone or is part of a longer plan.

More sales under the same plan before that date would make the ownership change easier to read as a pattern. If no more sales appear, the filing will stay a narrow snapshot of Smith's share count, option exercise and planned disposition. Either way, the filing leaves the next dated checkpoint on 12/05/2026.