Venture Capital Deals

Xapo, a startup that offers both a free wallet and secure cold storage for Bitcoin holders, has raised $20 million in Series A funding. Benchmark led the round, and was joined by Fortress Investment Group and Ribbit Capital. Read more.

Premise, a San Francisco-based real-time economic data tracking platform, has raised $11 million in Series B funding. The Social+Capital Partnership led the round, and was joined by return backers Google Ventures, Harrison Metal, Andreessen Horowitz and Bowery Capital. www.premise.com

Azimo, a London-based low-cost digital money transfer startup, has raised $10 million in Series A funding. Greycroft Partners led the round, and was joined by Frontier Investments Group, eVentures, TA Ventures, RI Digital Ventures and KRW Schindler Investments. www.london.com

Tipbit, a Seattle–based email productivity app that incorporates contextual search and cloud services, has raised $4 million in Series A funding led by Ignition Partners. www.tipbit.com

Private Equity Deals

The Carlyle Group has agreed to lead the acquisition of a majority stake in Traxys Group, a Luxembourg–based physical metals and minerals commodity merchant, logistics and trading firm. Sellers include Kelso & Co., Pegasus Capital Advisors and Resource Capital Funds. No financial terms were disclosed. www.traxys.com

Charterhouse Capital Partners has agreed to acquire Nashua, N.H.-based training and e-learning software company Skillsoft Ltd. from Advent International, Bain Capital and Berkshire Partners.No financial terms were disclosed, but Reuters reported that that deal could be worth more than $2 billion. www.skillsoft.com

Duet Group has invested $50 million to form Duet Consumer West Africa Holdings, a Ghana-focused investment platform that already has made two acquisitions: A control stake in supermarket groupShop N Save (a joint venture with Finatrade Group), and a majority stake in food manufacturing company GNFoods. www.duetgroup.net

Emerging Capital Partners has agreed to acquire a 33% stake in Atlas Bottling Co., an Algeria-based bottler of Pepsi products. No financial terms were disclosed. www.ecpinvestments.com

Fireman Capital Partners has acquired a majority stake in Surfside Coffee Company LLC, the largest Dunkin’ Donuts franchise network in Florida. No financial terms were disclosed. Surfside currently operates 38 units, and has assumed a development agreement for a minimum of 23 more stores. www.firemancapital.com

Temasek Holdings is leading a buyout offer for Olam International, a Singapore-listed provider of agricultural products and food ingredients, for more than $4 billion. www.olamonline.com

IPOs

Castlight Health, an online application that lets companies provide employees with personalized shopping tools for healthcare benefits, raised $178 million in its IPO. The company priced 11.1 million shares at $16 per share (above range), for an initial fully-diluted market cap of around $1.6 billion. It will trade on the NYSE under ticker symbol CSLT, while Goldman Sachs and Morgan Stanley served as lead underwriters. Castlight reports a $62 million net loss on $13 million in revenue for 2013, compared to a $35 million net loss on $4 million in revenue for 2012. Shareholders include Venrock (20.6% pre-IPO stake), Oak Investment Partners (15.8%), Maverick Capital (10.2%), Fidelity Investments (9.8%) and The Wellcome Trust (8.7%). www.castlight.com

Ignyta Inc., a San Diego-based developer of personalized medicine in autoimmune diseases, raised $48 million in its IPO. The company priced 5.2 million shares at $9.15 per share, and will trade on the Nasdaq under ticker symbol RXDX. Leerink Partners served as lead underwriter. Shareholders in the pre-revenue company include City Hill Ventures (24.5% pre-IPO stake), Visium Balanced Master Fund (6.16%) and Colt Ventures. www.ignyta.com

K2M Group Holdings Inc., a Leesburg, Va.-based developer of medical devices for spinal surgeries, has filed for a $100 million IPO. It plans to trade on the Nasdaq under ticker symbol KTWO, with Piper Jaffray, Barclays and Wells Fargo serving as lead underwriters. The company reports a $32 million net loss on around $158 million in revenue for 2013, compared to a $38 million net loss on $135 million in revenue for 2012. Shareholders include Welsh, Carson, Anderson & Stowe and Ferrer Freeman & Co. www.k2m.com

OneSavings Bank, a British mortgage lender backed by J.C. Flowers & Co., is prepping a London flotation, according to the FT. www.krbs.com

M&A

Charles River Laboratories International Inc. has agreed to acquire the CRO unit of Galapagos NV (Euronext: GLPG), which includes both Argenta and BioFocus. The deal is valued at €129 million in cash, plus up to €5 million in future milestone payments. www.criver.com

JetBlue (Nasdaq: JBLU) has agreed to sell LiveTV, an in-flight entertainment business, to France’sThales Group (Paris: TCFP) for $400 million. www.jetblue.com

Liberty Media (Nasdaq: LMCA) is abandoning a $10 billion plan to acquire the 47% stake it does not already hold in Sirius XM Radio Inc. (Nasdaq: SIRI). Instead, it will create a pair of tracking stocks to house its various assets. www.libertymedia.com

Acuitive Inc., a Fairfield, N.J.–based provider of IT and network support services, has acquired the U.S. division of Thrupoint Inc., a New York–based provider of IT/network consulting and professional services. Acuitive also announced its intent to acquire Thrupoint’s UK and Middle East divisions. No financial terms were disclosed. Thrupoint backers include Morgan Stanley Venture Partners, ORIX Venture Finance and TIAA-CREF. www.acuative.com

Crypton Fabrics, a Bloomfield Hills, Mich.-based performance textile company, has acquired Nanotex, an Oakland-based developer of nanotechnology-based textile enhancements. Sellers include WL Ross & Co., Norwest Venture Partners, Masters Capital Nanotechnology Fund, Firelake Capital Management and Masters Capital Management. www.nanotex.com

Fitch Group has acquired Business Monitor International, a provider of country risk and industry analysis specializing in emerging and frontier markets, from Spectrum Equity. No financial terms were disclosed, although a source familiar with the situation says that Spectrum generated a 3x return on its investment. www.businessmonitor.com

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