NYSE American · SERHealthcarePharmaceuticals

Serina Therapeutics, Inc. (SER)

$1.69−7.65%
Close Nov 4, 2026 · split-adjusted
Nov 4, 2026$1.69▼ 60.94% in range
Nov 4, 2025Low $1.28 · High $4.33Nov 4, 2026
What changed · written from our data
As of Nov 4, 2026

Serina Therapeutics closed at $1.69 on Nov 4, down 7.65%, 63.9% below its 52-week closing high. Volume of 39.6K shares was 0.77× its 20-day average (below normal).

Split-adjusted performance: -17.2% over one month, -7.7% over six months, -63.9% over one year.

Short interest was 43.9K shares at the Oct 15 settlement, down 22.5% from the prior report (0.6% of float, 1.1 days to cover).

Market cap$42.9M25.4M shares
Revenue · quarter$0.00−100.0% YoY
Diluted EPS$-0.55—
P/E · TTM—
Net margin—
Dividend yieldNone
52-week range1.28 – 4.68−63.9% from high
Volume39.6K0.77× 20-day avg
Volatility · 60d75.8%Annualised
Short % of float0.6%1.1 days to cover
Net cash$19.9MCash $23.0M
Next earnings—Not scheduled
Split-adjusted performance
1W +3.0%1M −17.2%3M −28.1%6M −7.7%YTD −11.7%1Y −63.9%3Y —5Y —

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Pharmaceuticals

Percentile among 420 companies (100 = best)

6-month momentum67
Revenue growth9
Net margin—
Value (low P/E)—
Size29

Industry medians: 6-month return −25.5%, revenue growth +6.2%, net margin −33.8%, P/E 16.1×.

Short interest

Details →
Shares short43.9K−22.5% vs prior
Days to cover1.1Settled Oct 15
% of float0.6%
Short vol. 10d39.2%of daily volume

Closest peers by size in Pharmaceuticals

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
SERSerina Therapeutics$1.69−7.65%−7.7%−100.0%——$42.9M
ELTXElicio Therapeutics$1.56+2.63%−85.1%———$42.3MCompare
ATNMActinium Pharmaceuticals$1.41+0.71%+13.7%—79.7%3.9$44.3MCompare
BMEABiomea Fusion$0.6119−1.91%−61.8%———$44.4MCompare
HYPDHyperion DeFi$3.07+0.66%−15.7%—4009.1%—$46.7MCompare
DWTXDogwood Therapeutics$1.03−0.96%−37.6%———$39.4MCompare
ALDXAldeyra Therapeutics$0.6474+4.32%−62.8%———$39.1MCompare
INMInMed Pharmaceuticals$8.75+420.83%+1104.6%———$48.1MCompare
SCYXSCYNEXIS$3.84−2.54%−51.1%−82.8%3147.7%—$38.2MCompare

Quick answers

What does Serina Therapeutics do?
Serina Therapeutics Inc is a clinical-stage biotechnology company developing a pipeline of wholly-owned drug product candidates to treat neurological diseases and pain. Serina's POZ Platform delivery technology is engineered to provide control in drug loading and more precision in the rate of release of attached drugs, enabling the potential of certain challenging small molecules, while addressing the limitations of polyethylene glycol (PEG) and other biocompatible polymers.
What is SER's market cap?
$42.93M, based on the Nov 4 close of $1.69.
Does Serina Therapeutics pay a dividend?
No regular cash dividend has been paid in the last year.
How much of SER is sold short?
43.9K shares, 0.6% of float, as of Oct 15, 2026.
What sector is SER in?
Healthcare, in the Pharmaceuticals industry.

About Serina Therapeutics

Serina Therapeutics Inc is a clinical-stage biotechnology company developing a pipeline of wholly-owned drug product candidates to treat neurological diseases and pain. Serina's POZ Platform delivery technology is engineered to provide control in drug loading and more precision in the rate of release of attached drugs, enabling the potential of certain challenging small molecules, while addressing the limitations of polyethylene glycol (PEG) and other biocompatible polymers. The company has one reportable segment relating to the research and development of its POZ platform. The segment derives its revenues from Grant revenue. Its main product candidate, SER-252 for advanced Parkinson's disease, is anticipated to enter clinical trials.

HQ: Huntsville, AL16 employeesListed Mar 27, 2024serinatherapeutics.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology