A123Systems Pulls Off Big IPO, PrimeraDx Grabs $20M, Conduit Labs Collects $3M, and More Boston-Area Deals News

replacements for the batteries in Acer, Dell, IBM/Lenovo, and Toshiba laptops. Boston-Power already has a distribution deal with Hewlett-Packard.

—Waltham-based Interactive Supercomputing sold its technology assets to Microsoft (NASDAQ:[[ticker:MSFT]]) for an undisclosed sum. ISC’s technical experts and its CEO, Bill Blake, will move into Microsoft’s Cambridge-based New England Research & Development Center.

Momenta Pharmaceuticals (NASDAQ:[[ticker:MNTA]]) of Cambridge priced a secondary offering of 4 million shares of its common stock at $10.75 per share. Momenta has been waiting for years for a green light from the FDA to market its generic version of blood thinner enoxaparin (Lovenox).

—Burlington, MA-based Mzinga, a maker of tools for human resources, social media marketing, and customer support, said it has raised a total of $10 million in new capital this month, $6.1 million of which was previously disclosed. New investors Acadia Woods Partners and BlueCrest Venture Finance Master Fund and return investors W Capital Partners and Shared Capital Partners contributed to the financing.

—Boston’s Spark Capital co-led an $8 million Series A investment in San Francisco-based Altius Education; Seattle’s Maveron was the other lead investor in the round.

—Watertown, MA-based advanced battery maker A123System pulled off a massive IPO, pricing 28 million shares at $13.50 apiece, well above the projected price range of $8 to $9.50 per share. By the end of their first day of trading, shares were up more that 50 percent, to $20.29. Wade took a look at how A123’s investors fared in the deal.

—Cambridge-based Shareaholic, whose browser plugin helps users share what they find online via common social networking, social bookmarking, and news aggregator services, raised an undisclosed sum of angel financing. Participants in the deal included Ed Roberts, founder of the MIT Entrepreneurship Center; Dharmesh Shah, founder and chief technology officer of HubSpot; Eric Dobkin, Advisory Director of Goldman Sachs; Brian Balfour, co‐founder of Viximo; David Cancel, co‐founder of Compete; Andrew Payne, investor in Care.com, Digium, HubSpot, and SmartFlix and co‐founder of FanSnap; and Brian Shin, founder and CEO of Visible Measures.

Author: Rebecca Zacks

Rebecca is Xconomy's co-founder. She was previously the managing editor of Physician's First Watch, a daily e-newsletter from the publishers of New England Journal of Medicine. Before helping launch First Watch, she spent a decade covering innovation for Technology Review, Scientific American, and Discover Magazine's TV show. In 2005-2006 she was a Knight Science Journalism Fellow at MIT. Rebecca holds a bachelor's degree in biology from Brown University and a master's in science journalism from Boston University.