SER · Insider trading · 13F holders · Congress trades
Serina Therapeutics Inc (SER)
Who is buying and selling SER: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 1
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
SER at a glance
- No open-market insider purchases or sales of SER were filed in the last 90 days.
- 1 13F filer hold SER among their 50 largest positions, worth $1.9M combined. The biggest bets by portfolio weight are Sio Capital Management, LLC (0.3%).
- No member of Congress has disclosed a trade in SER.
SER insider trading
No open-market insider purchases or sales of SER were filed in the last 90 days.
Who owns SER? Hedge funds and superinvestors
1 13F filer hold SER among their 50 largest positions, worth $1.9M combined. The biggest bets by portfolio weight are Sio Capital Management, LLC (0.3%).
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Sio Capital Management, LLCHedge fund | 0.3% | $1.9M | 1,000,000 | — | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 1). Screen SER in the grand portfolio →
SER stock trades by members of Congress
No member of Congress has disclosed a trade in SER.
SER questions and answers
Are insiders buying SER stock?
No open-market insider purchases or sales of SER were filed in the last 90 days.
Which hedge funds own SER?
1 13F filer hold SER among their 50 largest positions, worth $1.9M combined. The biggest bets by portfolio weight are Sio Capital Management, LLC (0.3%).
Has Congress traded SER?
No member of Congress has disclosed a trade in SER.
Who is the largest holder of SER?
Among 13F filers, Sio Capital Management, LLC reports the largest SER position, $1.9M (1,000,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Sio Capital Management, LLC's: 0.3% of its portfolio.
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