Serina Therapeutics, Inc. (SER)
Serina Therapeutics, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.
Serina Therapeutics, Inc. (SER) is a Biotechnology company based in US with a market capitalization of $22.6M. Free cash flow was negative at -$18M. This page tracks SER's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.
US · 12 employees · IPO Jan 21, 2000
Valuation
Valuation & price
$1.64as of May 17, 2026· -72.5% vs 52w high
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P/E ratio
Latest-FY diluted EPS
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P/B ratio
Market cap ÷ book equity
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Dividend yield
Price — last 12 months
Fundamentals
Key fundamentals
$22.6M
Market cap
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Revenue growth (YoY)
-246.4%
Gross margin
-$18M
Free cash flow (USD)
-$2.9M
Net debt
Net cash position
38.5%
Share dilution
0/4
Graham criteria passed
Defensive-investor screen
Healthcare
Sector
Trajectory
Long-term trends
Revenue by year
2016 → 2025
Free cash flow by year
2016 → 2025
Gross margin by year
2021 → 2024
Value screen
Graham defensive-investor tests
5
Insider buys · 90 days
0
Insider sells · 90 days
Earnings
Last reported: May 14, 2026 (EPS $-0.58)
Next expected: not yet scheduled
On the tape
Recent SEC & insider activity
- 8-K eventJul 23, 2026Filing
CEO Employment Agreement Amended
- 8-K eventJul 22, 2026Filing
Director Appointment
- Insider buyJul 9, 2026Filing
Insider Buy $2KBrannan Stephen K. · Director · $2K
- 8-K eventJun 24, 2026Filing
Share Increase Approved
- Insider buyJun 22, 2026Filing
Insider Buy $1KVenkatesan Jay · Director · $1K
- Insider buyJun 15, 2026Filing
Insider Buy $18KWILSON KAREN J · Director · $17.7K
- Insider buyMay 26, 2026Filing
Insider Buy $37KWILSON KAREN J · Director · $37K
- Insider buyMay 22, 2026Filing
Insider Buy $20KMarshall Richard Peter · Director · $20.1K
- FinancingMay 22, 2026Filing
Securities Registration
- Quarterly reportMay 14, 2026Filing
10-Q Filed
Questions
Frequently asked questions
What is Serina Therapeutics, Inc.'s market cap?
Serina Therapeutics, Inc. (SER) has a market capitalization of $22.6M.
What is SER's P/E ratio?
A meaningful P/E ratio is not available for SER — the company's latest fiscal-year earnings per share is zero, negative, or not yet cached.
When did Serina Therapeutics, Inc. last report earnings?
SER last reported earnings on May 14, 2026; the next date is not yet scheduled.
Are insiders buying SER stock?
Yes — SEC Form 4 filings show 5 open-market insider buys and 0 sells at Serina Therapeutics, Inc. in the last 90 days.
Same arena
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Timeline
Every filing, insider trade & earnings on a price-anchored timeline
Filing Analyzer
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News
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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.