The October initial public offering (IPO) market started off quietly last week, with no traditional IPOs pricing. The week ahead is expected to be pretty quiet as well, with only three small offerings set to raise a combined total of $43 million.

Below are expected listings for the week ahead:

Alopexx, Inc. (ALPX  ) plans to raise $15 million from 3 million shares priced at $5 each. the clinical stage biotech company is developing novel immune therapeutics for the prevention, treatment and mitigation of bacterial, fungal, and parasitic infections with poly N-acetyl glucosamine (PNAG) expression. In its first human trial, the company's vaccine candidate, AV0328, was shown to be well tolerated.

Beamr Imaging Ltd. (BMR  ) also plans to raise $15 million from 3 million shares priced at $5 each. The Israeli company provides video encoding, transcoding, and optimization solutions that enable high quality, performance, and birate efficiency for videos and images. The company currently licenses three core video and image compression products, with its enterprise customers including Netflix (NFLX  ), ViacomCBS (PARA  ), Microsoft (MSFT  ) and Walmart (WMT  ).

Castellum, Inc. (CTM  ) plans to raise $13 million from 3.2 million shares priced in a range of $3 to $5 each. OTC-listed company acquires and develops technology companies in order to provide services including intelligence analysis, software development, software engineering, program management, strategic and mission planning, information assurance, cybersecurity and policy support, and data analytics. Castellum's primary clients are U.S. government agencies and departments at the federal, state, and local levels.