Here’s a list of today’s tech funding stories, updated as the day unfolds. Tip us here if you have a deal to share.

Marketing firm Red Ventures comes out of nowhere and scores $250M

An obscure marketing firm out of North Carolina just landed $250 million in funding from Silver Lake Partners — a firm known for investing in tech companies like Dell and Alibaba Group. What sets Red Ventures apart from other marketing firms, and the reason Silver Lake is attracted to the company, is its ability to prove its success at procuring customer acquisitions for its “partners,” which is how the company refers to its clients.

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Stem raises $27M

Stem, a company whose analytics and energy storage management software, announced it has raised $27 million in new funding from Constellation Technology Ventures and Total Energy Ventures. The company will use the new funds to continue expanding its products and acquire new customers internationally.

Read more: Press release

VHX grabs $4.25M

VHX, a online movie distributor, has raised $4.25 million in new funding according to a new SEC filing. The documents states that the company is seeking a total of $5 million. Previous investors include Union Square Ventures, Lerer Hippeau Ventures, and Reddit chairman Alexis Ohanian.

Read more: SEC

Yozio lets app makers spot where new users are coming from and personalize the download experience

What do companies including Pinterest, Airbnb, Eventbrite, and Washio have in common? Well, they’ve all implemented into their mobile apps a nifty SDK from a company named Yozio, which enables them to make app downloads personalized. Fortunately for other developers, the company is coming out of its private beta today, and opening up its technology to all developers. It’s also revealing that it raised $1.6 million in seed funding back in 2012 — and managed to make it last this long.

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This list will be updated with breaking funding news all day. Check back for more. 

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