InsiderTrades

Marshall Richard Peter

SEC CIK 2016188 · EDGAR

Buying vs selling by month open-market trades, last 24 months, SER
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
SERSerina Therapeutics, Inc.Dir 12.2K $20.1K — 12026-05-192026-05-19

Most active insiders at SER, 12 months

#InsiderTitleBoughtSold
1 Moreadith RandallCSO —$501.5K
2 WILSON KAREN JDir $54.7K—
3 Marshall Richard PeterDir $20.1K—
4 Brannan Stephen K.Dir $2,030—
5 Venkatesan JayDir $1,048—
6 Bailey GregoryDir ——
7 LEDGER STEVEN ACEO, Dir ——

Transactions 1

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-05-22 16:59 2026-05-19 SER Serina Therapeutics, Inc. Marshall Richard Peter Dir P - Purchase $1.65 +12.2K 12.2K New +$20.1K

Purchase Sale Sale after option exercise All abbreviations