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Peter A. Thompson, Director at Sionna Therapeutics, sold SION on Jun 30, 2026

Data as of Oct 16

▼ SELL$5.3M115,844 shares at $45.50Peter A. Thompson DirectorSION Sionna Therapeutics, Inc.
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Traded
Jun 30, 2026
Disclosed
Jul 2, 2026
Filed
2 days after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

Peter A. Thompson, Director at Sionna Therapeutics, sold SION on Jun 30, 2026TRADEDDISCLOSED
SIONSimilar stocks (XLV — its sector index fund), rebased to SION's price on the disclosure day
SION since disclosure
−91.2%
after the sale
Similar stocks (XLV) since disclosure
+7.9%
XLV — its sector index fund

Change in closing price from Jul 2, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.

Our take

None of our tested rules fired on this trade.

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