MarketPeel
Insider Trading Intelligence
Tue, Jun 30, 2026
Jun 30
sold $5.27m of SION
115,844 shares @ $45.50
Decreased holdings by -4.30%
Large TradePositive 90D History
Trade made by a director
10b5-1 scheduled trade
80% win rate · +10.0% median edge vs SPY (44 trades, 90-day)
Price 16% 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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