CompaniesBiotech & healthPeptone Ltd
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Company intelligence · Prepared from public filings

Peptone Ltd

ACTIVENo. 11296080Incorporated 6 Apr 2018Mansfieldcomputational protein engineering
Register data as of 27 Aug 2026
31 filings read · view all sources ↓
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Raised, filed rounds
£32.2m
Priced rounds
3
Peak step-up
5.6x
Peak implied valuation
£62.0m
Last allotment
Sept 2023
Exhibit 1

Implied valuation at each priced allotment, 2020 to 2023

Implied post-money, GBP · price per share beneath each point · from SH01 filings
£17.3m£34.7m£52.0m£69.4m202020212022202325 Nov 2020: £4.9m implied post-money at £26.23 per share8 Apr 2022: £31.7m implied post-money at £109 per share27 Sept 2023: £62.0m implied post-money at £147 per share£4.9m£26.23/sh£31.7m£109/sh£62.0m£147/sh
Source: Companies House, forms SH01 filed by Peptone Ltd; Tero analysis. Each point is one filed allotment; click any point to open the underlying filing.
Exhibit 2

Funding rounds, as filed

AllottedShare classPrice / shareRaisedImplied post-moneyStep vs priorSource
27 Sept 2023SERIES A-2£147£19.0m£62.0m▲ 1.4xSH01 ↗
8 Apr 2022Series A-1 Preferred£109£11.4m£31.7m▲ 4.1xSH01 ↗
25 Nov 2020Ordinary and Seed Preferred£26.23£1.8m£4.9mfirstSH01 ↗
Total, 3 priced rounds£32.2m
Source: Companies House filing history, company 11296080. Every row links to the filed document it was read from. Prices and share counts as filed; implied post-money is price per share times shares in issue after the allotment.
Methodology
Notes. Raised is the sum of shares allotted times price per share across priced allotments filed on form SH01. Peak step-up is the highest price per share divided by the first priced round. Implied post-money is price per share times shares in issue after the allotment: an approximation that ignores class rights and unexercised options. Allotments classified as option-scheme or nominal issues are excluded from the trajectory.
Primary documents
Every figure on this page is read from a document filed at Companies House and links to it. The full record is public: filing history of Peptone Ltd at Companies House ↗. Tero retains an archived copy of each parsed filing. Information, not investment advice.