MarketPeel
Fri, Oct 24, 2025
Oct 24
sold $2.63m of SION
66,672 shares @ $39.50
Decreased holdings by -2.90%
118th largest trade (out of 452)
Large Trade
Trade made by a director
52% win rate · +5.3% median edge vs SPY (164 trades, 90-day)
Price 109% above 200-day moving average
Small Cap stock — insider trades carry more weight
Win rate excludes trades classified as routine (tax, 10b5-1, exercise, gift).
SIONSionna Therapeutics, Inc.
HealthcareBiotechnology
1D0.00%
1W-10.49%
1M-88.42%
3M-87.66%
6M
1Y

Recent insider activity at SION

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