MarketPeel
Insider Trading Intelligence
Fri, Dec 19, 2025
Dec 19
sold $38.93k of SION
875 shares @ $44.49
Decreased holdings by 0.00%
Positive 90D History
Trade made by a director
10b5-1 scheduled trade
85% win rate · +10.0% median edge vs SPY (41 trades, 90-day)
Price 85% 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-18.11%
1M-87.99%
3M
6M
1Y

Recent insider activity at SION

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