MarketPeel
Fri, Nov 21, 2025
Nov 21
sold $254.38k of SION
6,440 shares @ $39.50
Decreased holdings by -0.30%
216th largest trade (out of 465)
Trade made by a director
58% win rate · +7.3% median edge vs SPY (213 trades, 90-day)
Price 112% 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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