/Companies

Forum

YC W26

San Francisco, US · Founded 2026 · 2 employees · 21 known investors

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Forum operates an exchange for trading attention-based assets, measuring engagement across search, social, and streaming to create indices that track cultural popularity and allow users to go long or short on attention signals for films, artists, games, brands, and topics.

Also known as Forum Markets Group Inc.

B2B MarketplacesFintechUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (W26)

Forum was founded in 2026 by Owen Botkin and Joseph Thomas.

OBOwen Botkin
Owen BotkinCo-FounderHe previously worked in long/short equities at Balyasny.
JTJoseph Thomas
Joseph ThomasCo-FounderJoseph Thomas is a co-founder of Forum who previously worked as a software engineer at GEICO, NASA, and DreamwaveAI.

Investors · 21

Blast.Clubreported$5.5M

How we know: Y Combinator's founder network · Not right? Tell us

BoxGroupreportedNew York · $250K – $1M

How we know: Y Combinator's founder network · Not right? Tell us

FellowsreportedCampbell

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INCE CapitalreportedShanghai

How we know: Y Combinator's founder network · Not right? Tell us

Jump CapitalreportedChicago

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Metsu Capitalreported

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Starting LinereportedChicago · $750K – $2M

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SuccessVPreportedHaleiwa

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Venture Investment AssociatesreportedPeapack

How we know: Y Combinator's founder network · Not right? Tell us

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Related companies · 1

Companies working in the same space as Forum.

Legal entities · 1

corporate structure
Forum Markets Group Inc.

In the news

Frequently asked questions

What does Forum do?
Forum operates an exchange for trading attention-based assets, measuring engagement across search, social, and streaming to create indices that track cultural popularity and allow users to go long or short on attention signals for films, artists, games, brands, and topics.
Who founded Forum?
Forum was founded by Owen Botkin, Joseph Thomas in 2026.
Who are Forum's investors?
Forum's investors include f7 Ventures, Neer Venture Partners, Pioneer, Y Combinator, Abstract Ventures, Blast.Club, BoxGroup, Fellows and 13 more.
Where is Forum headquartered?
Forum is headquartered in San Francisco, US.