The Qualcomm and SoftBank-backed wearable fitness tracker maker's stock has almost doubled since it went public on Thursday.
Case Western spin-out CardioInsight sells to Medtronic for $93m.
The immunotherapy company, which is backed and partnered by Sorrento, secured almost $60m in funding in December 2014.
The optical transceiver maker raised $38m in a series C round in September co-led by Google's growth equity unit.
Nabriva, a pneumonia treatment developer backed by Novartis, raised $120m in series B funding two months ago.
Intel has acquired its portfolio company Recon, providing an exit to fellow corporate backers Motorola and Kopin.
Qihoo, which raised $39m in two rounds backed by IDG before floating on the New York Stock Exchange in 2011, is looking to go private again.
Chief executive Michael Xiangyu Chen hopes to buy out external shareholders including Legend and Tencent.
Access Industries-backed Acision is set to receive $135m in cash, 3.13 million shares and potential earnout payments of $35m.
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