United Kingdom · Who invested in Syntaxin?
Syntaxin's investors include Abingworth, SR One, Johnson & Johnson Development Corporation (JJDC), EQT life science and Seventure Partners, and 3 more on record.
20062007200820092010
$10MSeries A$32MSeries B$29MSeries CUnited Kingdom · Series C startup
Who invested in Syntaxin
3 rounds we have observed, with the 8 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$71Mraised across 3 rounds since 2005, from 3 sources
$10MSeries A$32MSeries B$29MSeries C
- Latest round
- Series C, $29MNov 2010
- Biggest round
- $32MSeries B · Oct 2007
- Investors
- 8
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $10M Nov 2005
- Biggest round
- $32M Series B · Oct 2007
- Usual gap between rounds
- 3 years the median of 2
The rounds
- Nov 2010Series C$29M3 new4 returning
Seventure Partners
SR OneJohnson & Johnson Development Corporation (JJDC)
Abingworth
EQT life science- Lundbeckfond Ventures
Ipsen
Reported by fiercebiotech.com
- Oct 2007Series B$32M4 new1 returning
Reported by syntaxin.com
- Nov 2005
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Series A2005Series B2007Series C2010AbingworthSR OneJohnson & Johnson Development Corporation (JJDC)EQT life scienceSeventure PartnersLundbeckfond Ventures
Quest for GrowthIpsen
AbingworthSR OneEQT life scienceSeventure PartnersLundbeckfond VenturesQuest for GrowthIpsenThe exit
ExitBuyerPriceWhen
From historical deal records. Wrong? Tell us.
Everyone who backed them
Lundbeckfond VenturesVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Syntaxin
How much has Syntaxin raised?
Syntaxin has raised $71M across 3 rounds since 2005.
When did Syntaxin last raise?
Syntaxin's most recent round was a Series C of $29M in Nov 2010.
What was Syntaxin's biggest round?
Syntaxin's largest round on record is $32M (Series B), in Oct 2007.
Who backed Syntaxin first?
Syntaxin's first round on record, in Nov 2005, was backed by Abingworth.
What stage is Syntaxin at?
Syntaxin's latest named round is a Series C, in Nov 2010.
Where is Syntaxin based?
Syntaxin is based in the United Kingdom.
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