MarketPeel
Insider Trading Intelligence
President and CEO
Tue, Jan 27, 2026
Jan 27
bought $87.79k of PTGX
4,068 shares @ $21.58
Increased holdings by +0.70%
31st largest trade (out of 91)
Cluster Buy
Trade made by an officer
Part of a cluster of 5 transactions by 3 insiders
24% win rate · -19.7% median edge vs SPY (17 trades, 90-day · small sample)
Insider trade was 74% below market price
Price 28% above 200-day moving average
PTGXProtagonist Therapeutics, Inc
HealthcareBiotechnology
1D0.00%
1W+7.99%
1M+35.16%
3M+27.92%
6M
1Y

Recent insider activity at PTGX

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