Fitbit, a maker of wearable fitness tracking devices, has raised $732 million in its IPO. The company, trading under the ticker symbol FIT on the New York Stock Exchange, priced 36.6 million shares at $20 per share, for an initial market capitalization of $4.1 billion.

Microsoft has acquired BlueStripe Software, an application management services company. Deal terms were not disclosed. BlueStripe previously attracted investment from Trinity Ventures and Valhalla Partners. Microsoft will stop selling BlueStripe, instead integrating the software into its other products, but will support existing customers.

Avago Technologies has agreed to buy fellow chipmaker Broadcom for around $37 billion, in what Bloomberg describes as the biggest pure tech M&A deal in history.

Shopify, a Canadian provider of e-commerce solutions to small and medium sized enterprises, went public on Thursday after selling shares at $17 apiece, up from an initial price range of $12-$14, to raise around $131 million.

Verizon has purchased AOL for $4.4 billion. The $50 per share price represents a 23 percent premium over the weighted average of AOL’s stock price over the last three months.

Google has bought Timeful, a scheduling application founded by Yoav Shoham and Jacob Bank, AI researchers from Stanford, and Dan Ariely, a behavioral economist from Duke.

Twitter is acquiring TellApart, an omnichannel digital ad platform for brands like Neiman Marcus and Warby Parker, for a reported $533 million.

Apigee, an API management and predictive analytics platform, began trading Friday after raising $87 million in its IPO.

Etsy, the online crafts marketplace and darling of the New York tech scene, raised $267 million in its IPO after selling 16.66 million shares at $16. Its initial market cap was $1.78 billion. Shares, which are trading on the Nasdaq, had reached $27.58 by market’s close on Friday.

The hipster online marketplace Etsy set terms for its own IPO. It expects to sell 16.67 million shares for between $14 and $16, which if priced in the middle would translate into an initial market cap of $1.66 billion.