Hemostemix Inc., of Calgary, Alberta, said it will not proceed with its nonbrokered private placement of up to $6 million in secured convertible debentures and will not have a second close of its nonbrokered private placement of up to $1 million in secured convertible debentures, which previously raised gross proceeds of $525,000. The company said it continues to pursue efforts to raise capital to fund operations and an ongoing phase II trial.

Hummingbird Bioscience Pte. Ltd., of Singapore, said it completed an extended series A financing round led by Heritas Capital Management and SEEDS Capital, the investment arm of Enterprise Singapore.

DUBLIN – Early stage vaccine developer Osivax SAS raised €8 million (U$9 million) in series A funding to continue development of a clinical-stage universal influenza vaccine, based on what it believes is a highly immunogenic method of presenting the viral nucleoprotein to the immune system.

DUBLIN – Biontech SE closed a mammoth $325 million series B round to fund expansion of its clinical pipeline and to continue its ongoing investments in several different areas of manufacturing. The scale of the deal is of historic proportions – it is the biggest private equity investment in any comparable European biotechnology firm. It just edges ahead of Oxford, U.K.-based Immunocore Ltd.'s $320 million investment in 2015. 

Revolution Medicines Inc., a California-based company developing a small-molecule inhibitor of SHP2 in partnership with Sanofi SA and other programs targeting mutant forms of the key signaling protein RAS, has raised a $100 million series C equity financing led by Boxer Capital LLC, an investment firm funded by British businessman Joe Lewis' Tavistock Group, which has backed financings of companies including G1 Therapeutics Inc., Kura Oncology Inc. and, more recently, Encoded Therapeutics Inc.

GNS Healthcare Inc., of Cambridge, Mass., said it raised $23 million in a series D fundraising led by Cigna Ventures, a wholly owned indirect subsidiary of Cigna Corp., with participation from Amgen Ventures, Celgene Corp., Echo Health Ventures, Alexandria Venture Investments and former Caesar's CEO and Aetna Division President Gary Loveman. 

Oncosenx Inc., of Seattle, said it raised $3 million in pre-seed funding to advance its pipeline. The company is developing a selective tumor-killing platform with two main components: a proprietary lipid nanoparticle for cellular delivery and a selective DNA payload. 

DUBLIN – European biotechnology firms engaged in drug discovery and development raised an aggregate $3.172 billion in equity investment during the first half of 2019, down 19% on the same period last year. Unless there is a substantial pickup in the third and fourth quarters, the sector's record-breaking 2018 total of $7.715 billion looks to be out of reach. 

Algernon Pharmaceuticals Inc., of Vancouver, British Columbia, said it expects to raise between CA$2.5 million (US$1.9 million) and CA$5 million in a best efforts public offering of an undisclosed number of units intended to support up to three phase II trials.

Karuna Therapeutics Inc., of Boston, said it closed its IPO of about 6.4 million shares, which includes the full exercise of the underwriters' overallotment of 836,718 shares, priced at $16 per share. Gross proceeds were about $102.6 million.