Two biotech companies, Argos Therapeutics Inc. and Eleven Biotherapeutics Inc., slid initial public offering (IPO) filings under the wire for 2013 to raise $60 million and $69 million, respectively. The filings cap a spectacular year for IPOs. Thirty-seven biotechs successfully completed IPOs in 2013, raising about $3 billion. Argos and Eleven will join 15 other companies filed and pending for 2014.