As of 14 Oct 2026, Substack has raised $117.3M across 3 verified rounds on record, plus 1 expected raise not yet closed; latest: $100 million Series C led by Bond Capital and The Chernin Group, announced 17 Jul 2025.
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.
Published by hand (post.substack.com): "Today, we’re announcing $100 million in Series C funding, led by investors at BOND and The Chernin Group (TCG), with participation from Andreessen Horowitz, Rich Paul, CEO and founder of Klutch Sports Group, and Jens Grede, CEO and co-founder of SKIMS.": brand backfill: the row's own page states the round
[ BUILT WITH ]·[ SEARCH ]found by Firecrawl search·[ SCRAPE ]1 page read: post.substack.com·[ JSON ]round read into a schema, with the sentence that states it·[ VERIFY ]correctedchecked against 1 source·[ BRANDING ]logo and colour from the homepage
Funding round
$65M · 2021-03-29
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.Expected
Valuation none read as around $650 million (axios.com)
The article page is published March 30, but its article dateline says March 29; the dateline fixes the announcement date.
Series A
$15.3M · ~ 2019-07-16
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.
Published by hand (techcrunch.com): "Andreessen Horowitz is betting that there’s still a big opportunity in newsletters — the venture capital firm is leading a $15.3 million Series A in Substack.": brand backfill: the row's own page states the round
Seed
$2M · 2018-05-01
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.
Y Combinator is mentioned as an accelerator participant, not as an investor in this round.
Published by hand (axios.com): "Substack, a San Francisco-based startup that provides users with tools to publish paid (or free) subscription newsletters, has raised $2 million in seed funding.": brand backfill: the row's own page states the round
Round
Amount
Announced
Lead
Buzz
Series C
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.
Published by hand (post.substack.com): "Today, we’re announcing $100 million in Series C funding, led by investors at BOND and The Chernin Group (TCG), with participation from Andreessen Horowitz, Rich Paul, CEO and founder of Klutch Sports Group, and Jens Grede, CEO and co-founder of SKIMS.": brand backfill: the row's own page states the round
[ BUILT WITH ]·[ SEARCH ]found by Firecrawl search·[ SCRAPE ]1 page read: post.substack.com·[ JSON ]round read into a schema, with the sentence that states it·[ VERIFY ]correctedchecked against 1 source·[ BRANDING ]logo and colour from the homepage
Funding round
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.Expected
Valuation none read as around $650 million (axios.com)
The article page is published March 30, but its article dateline says March 29; the dateline fixes the announcement date.
Series A
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.
Published by hand (techcrunch.com): "Andreessen Horowitz is betting that there’s still a big opportunity in newsletters — the venture capital firm is leading a $15.3 million Series A in Substack.": brand backfill: the row's own page states the round
Seed
[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.
Y Combinator is mentioned as an accelerator participant, not as an investor in this round.
Published by hand (axios.com): "Substack, a San Francisco-based startup that provides users with tools to publish paid (or free) subscription newsletters, has raised $2 million in seed funding.": brand backfill: the row's own page states the round
Profile
Does
Substack offers a platform for individuals to create and monetize their newsletters, targeting writers and content creators.
[ BUILT WITH ]·[ SEARCH ]found by Firecrawl search·[ SCRAPE ]1 page read: axios.com·[ JSON ]round read into a schema, with the sentence that states it·[ VERIFY ]correctedchecked against 1 source·[ BRANDING ]logo and colour from the homepage
[ BUILT WITH ]·[ SEARCH ]found by Firecrawl search·[ SCRAPE ]1 page read: techcrunch.com·[ JSON ]round read into a schema, with the sentence that states it·[ VERIFY ]correctedchecked against 1 source·[ BRANDING ]logo and colour from the homepage
[ BUILT WITH ]·[ SEARCH ]found by Firecrawl search·[ SCRAPE ]1 page read: axios.com·[ JSON ]round read into a schema, with the sentence that states it·[ VERIFY ]correctedchecked against 1 source·[ BRANDING ]logo and colour from the homepage
[ BUILT WITH ]·[ SEARCH ]found by Firecrawl search·[ SCRAPE ]1 page read: axios.com·[ JSON ]round read into a schema, with the sentence that states it·[ VERIFY ]correctedchecked against 1 source·[ BRANDING ]logo and colour from the homepage
[ BUILT WITH ]
·[ SEARCH ]found by Firecrawl search
·[ SCRAPE ]1 page read: techcrunch.com
·[ JSON ]round read into a schema, with the sentence that states it
·[ VERIFY ]correctedchecked against 1 source
·[ BRANDING ]logo and colour from the homepage
[ BUILT WITH ]
·[ SEARCH ]found by Firecrawl search
·[ SCRAPE ]1 page read: axios.com
·[ JSON ]round read into a schema, with the sentence that states it