Richard Peter Marshall, Director at Serina Therapeutics, Inc. (SER), bought 12,183 shares at $1.65 ($20K) on 2026-05-19, disclosed to the SEC on 2026-05-22.
Director Richard Peter Marshall executed the largest insider purchase in Serina Therapeutics' history by buying 12,183 shares for $20,101.95 on May 19, 2026. This substantial buyback signals insider confidence, particularly as the stock has rallied 18.67% over the past five days.
SER is currently trading at $1.97, having surged 18.67% over the past five days. Despite this recent momentum, the stock remains 75.13% below its 52-week high of $7.92.
The largest insider purchase in the company's history serves as a catalyst, occurring on May 19, 2026.
The stock trades at a negative forward P/E of -1.87, indicating the company is currently unprofitable. Furthermore, short interest represents 2.58% of the float, which could add volatility if the price continues to rise.
Nothing distinguishes this filing.