Sydnexis

Drug Discovery · Del Mar, CA · Founded 2014 · Privately Held (backing)

Developer of a eyecare medicine and drug designed to treat myopia. Sydnexis is based in Del Mar, CA and was founded in 2014. Its last reported valuation was $90 million in Aug 2021. It has raised $76.5 million across 4 recorded rounds; the latest was a $20 million early-stage round in Apr 2025.

Last reported valuation
$90.0M
Oct 2026
Priced at
—
Total raised
$76.5M
Last round
Early Stage VC
Apr 2025
What is Sydnexis worth?
$90.0Mlast reported valuation · Oct 2026

Sydnexis's last reported valuation, Aug 2021. Nothing priced has surfaced since.

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Valuation timeline

0 priced rounds · 32 daily marks since · Sep 2026 – Oct 2026
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Markrounds hold their value until the next priced eventMark, today
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Sydnexis funding history

4 rounds
DateRoundRaisedPost-money
Apr 2025Early Stage VC$20.0M▮
Apr 2024Seed Round$1.0M▮
Aug 2021Later Stage VC (Series B)$50.0M▮
Oct 2017Early Stage VC$5.5M▮
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Sydnexis valuation

Sydnexis's last reported valuation was $90 million in Aug 2021. No priced round, secondary trade or fund mark has surfaced since.

How much has Sydnexis raised?

Sydnexis has raised $76.5 million across 4 recorded rounds since 2017. The largest was a $1 million seed round in Apr 2024; the most recent was a $20 million early-stage round in Apr 2025.

Sydnexis has filed 4 Form Ds with the SEC since 2017, most recently in Apr 2025 ($20 million sold to 23 investors).

Comparable companies

Comparable drug discovery names by valuation on PrivateMarketView: Indapta Therapeutics ($90 million), Hyku Biosciences ($85 million) and Linnaeus Therapeutics ($83.1 million).

How Sydnexis's valuation is determined

Private company valuations aren’t quoted on an exchange — they’re established in moments: a priced funding round sets a post-money valuation, secondary trades print at a price per share, and SEC-registered funds holding the stock report fair-value marks in their N-PORT filings.

For Sydnexis, the most current credible signal sets the number and the older ones confirm it: a live secondary-market price first, then three or more recent prints, then institutional fund marks, and otherwise the last priced round, which never decays. The valuation is the last round’s post-money moved by the price change since that round, so no share count is assumed. Today it is set by last reported valuation. Question about this number? Full methodology →

Frequently asked about Sydnexis

What is Sydnexis worth?
Sydnexis is valued at $90.0M as of Oct 2026. Sydnexis's last reported valuation, Aug 2021. Nothing priced has surfaced since.
How much has Sydnexis raised?
Sydnexis has raised $76.5M in total funding across 4 recorded rounds.
When did Sydnexis last raise?
Sydnexis last raised in Apr 2025 (Early Stage VC), raising $20.0M.