# Aratana Therapeutics funding: rounds and investors > Aratana Therapeutics has raised $88M across 5 rounds since 2011. Investors include MPM Capital, Avalon Ventures and Cultivian Ventures. Source: https://millionrounds.com/company/aratana-therapeutics (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # Who invested in *Aratana Therapeutics* 5 rounds we have observed, with the 4 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. Biotech Follow Aratana Therapeutics and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Faratana-therapeutics) Funding summary Updated 27 Oct 2026 **$88M** raised across 5 rounds since 2011, from 5 sources **$20M** Series A **$15M** Series B **$12M** Series C **$30M** Venture **$12M** Round - **Latest round:** Round, $12M Mar 2018 - **Biggest round:** $30M Venture · Oct 2013 - **Investors:** 4 See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2011 2012 2013 2014 2015 2016 2017 2018 **$20M** Series A **$15M** Series B **$12M** Series C **$30M** Venture **$12M** Round - **First round:** Series A, $20M - **Biggest round:** $30M - **Usual gap between rounds:** 14 months ## The rounds - **Mar 2018** Round **$12M** No investor was named in the report. Source recorded - **Oct 2013** Venture **$30M** No investor was named in the report. Reported by sec.gov SEC filing: $30M sold, first sale Oct 2013 - **Jan 2013** Series C **$12M** No investor was named in the report. Reported by reuters.com - **Dec 2011** Series B **$15M** *1 new* *2 returning* [MPM Capital](https://millionrounds.com/fund/mpm-bioimpact) [Avalon Ventures](https://millionrounds.com/fund/avalon-ventures) [Cultivian Ventures](https://millionrounds.com/fund/cultivian-ventures) Reported by finsmes.com - **Jan 2011** Series A **$20M** *3 new* [MPM Capital](https://millionrounds.com/fund/mpm-bioimpact) [Avalon Ventures](https://millionrounds.com/fund/avalon-ventures) [Kansas Bioscience Authority](https://millionrounds.com/fund/kansas-bioscience-authority) Reported by finsmes.com SEC filing: $10M sold, first sale Dec 2010 ## 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 A** 2011 **Series B** 2011 **Series C** 2013 **Venture** 2013 **Round** 2018 [MPM Capital](https://millionrounds.com/fund/mpm-bioimpact) [Avalon Ventures](https://millionrounds.com/fund/avalon-ventures) [Cultivian Ventures](https://millionrounds.com/fund/cultivian-ventures) [Kansas Bioscience Authority](https://millionrounds.com/fund/kansas-bioscience-authority) ## The exit Exit Listing Price When IPO NASDAQ:PETX $51M May 2013 From historical deal records. Wrong? [Tell us](https://millionrounds.com/corrections?slug=aratana-therapeutics). ## Everyone who backed them [MPM Capital](https://millionrounds.com/fund/mpm-bioimpact) Private equity **2** rounds [Avalon Ventures](https://millionrounds.com/fund/avalon-ventures) VC firm **2** rounds [Cultivian Ventures](https://millionrounds.com/fund/cultivian-ventures) VC firm **1** round [Kansas Bioscience Authority](https://millionrounds.com/fund/kansas-bioscience-authority) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=aratana-therapeutics). ## Also claim to have backed them This firm lists Aratana Therapeutics as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [Women's Capital Connection](https://millionrounds.com/fund/women-s-capital-co) Accelerator Per its own site ## Quick answers about Aratana Therapeutics ### Who invested in Aratana Therapeutics? Aratana Therapeutics's investors include MPM Capital, Avalon Ventures, Cultivian Ventures and Kansas Bioscience Authority. ### How much has Aratana Therapeutics raised? Aratana Therapeutics has raised $88M across 5 rounds since 2011. ### When did Aratana Therapeutics last raise? Aratana Therapeutics's most recent round was an Undisclosed round of $12M in Mar 2018. ### What was Aratana Therapeutics's biggest round? Aratana Therapeutics's largest round on record is $30M (Venture), in Oct 2013. ### Who backed Aratana Therapeutics first? Aratana Therapeutics's first round on record, in Jan 2011, was backed by MPM Capital, Avalon Ventures and Kansas Bioscience Authority. ### What stage is Aratana Therapeutics at? Aratana Therapeutics's latest named round is an Undisclosed round, in Mar 2018. ### Where is Aratana Therapeutics based? Aratana Therapeutics is based in the United States. ## Companies like Aratana Therapeutics In the same sector, and raised in the last eighteen months. [**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app