MarketPeel
Insider Trading Intelligence
Thu, May 21, 2026
May 21
bought $17.70k of SER
10,000 shares @ $1.77
New position
2nd largest trade (out of 7)
Cluster Buy
Trade made by a director
Part of a cluster of 7 transactions by 6 insiders
Unscheduled trade
Price 43% below 200-day moving average
Micro Cap stock — higher insider information edge
SERSerina Therapeutics, Inc.
HealthcareBiotechnology
1D0.00%
1W+4.50%
1M+9.42%
3M+5.03%
6M
1Y

Recent insider activity at SER

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