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Tumblr Funding History
Since Tumblr was founded in 2007, it has participated in 5 rounds of funding. In total Tumblr has raised $125.2M. Tumblr's last funding round was on Sep 2011 for a total of $85.0M.
Tumblr Funding Rounds
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ROUND
FUNDING DATE
AMOUNT
NUMBER OF INVESTORS
INVESTORS
Series E
Sep 2011
$85M
2
Greylock Partners
,
Insight Venture Partners
Series D
Dec 2010
$30M
2
Spark Capital
,
Sequoia Heritage
Series C
Apr 2010
$5M
2
Spark Capital
,
Union Square Ventures
Series B
Dec 2008
$4.5M
2
Union Square Ventures
,
Spark Capital
Series A
Oct 2007
$750K
2
Spark Capital
,
Union Square Ventures
Tumblr Investors
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INVESTOR
ROUND
FUNDING DATE
Greylock Partners
Series E
Sep 2011
Insight Venture Partners
Series E
Sep 2011
Spark Capital
Series D, Series C, Series B, Series A
Dec 2010, Apr 2010, Dec 2008, Oct 2007
Sequoia Heritage
Series D
Dec 2010
Union Square Ventures
Series C, Series B, Series A
Apr 2010, Dec 2008, Oct 2007
Tumblr has 5 investors, including Greylock Partners, Insight Venture Partners and Spark Capital. The latest investment occurred in Sep 2011.