Three biopharmaceutical companies went public in the US on 24 October with different results – Phathom Pharmaceuticals Inc. priced its initial public offering at $19 per share, within a proposed $18 to $20 range, while Cabaletta Bio Inc. launched its IPO well below a proposed $14 to $16 range at $11, and TFF Pharmaceuticals Inc. took a small offering to market and gave investors a small return in its first day of trading.
Finance Watch: Phathom IPO Meets Pricing Goal; Cabaletta, TFF Offerings Go Low
Public Company Edition: Phathom went public in the US within proposed pricing terms, but Cabaletta’s IPO went to market below a proposed range, while TFF launched in line with earlier plans. Also, Principia’s FOPO raises $210m and Trillium restructures.

More from Financing
Public Company Edition: Stock valuations are falling due to political, economic and regulatory uncertainty, resulting in fewer large public offerings, more alternative financings and cost cuts. Carisma, Tenaya, BioAtla, Arbutus, Nkarta, Alector and Adaptimmune announced layoffs.
CEO Kris Elverum told Scrip about the start-up’s platform for editing RNA to correct genetic variants that cause harm and to reproduce healthy variants as a means of treating disease.
The four-year-old firm said it plans to advance programs toward the clinic from the funding round, which comes just over a year after signing two major pharma partnerships.
Private Company Edition: The latest group of drug developers to announce venture capital financings is remarkable for its geographic diversity, from Character Biosciences’ $93m series B round in the US to Augustine’s $85m series B in Belgium to a $29.2m series C for Aculys in Japan.
More from Business
The German firm’s chairman, Hubertus von Baumbach, is adopting a ‘wait-and-see’ approach to the threat of pharma tariffs.
Trump announced a 26% reciprocal tariff on India but a country-agnostic exemption of pharmaceuticals implies that the interests of Indian firms and the US consumer are protected for now. What is Indian pharma’s business exposure and what is domestic industry saying?
Industry lobbied for pharmaceuticals to be exempt from Trump’s sweeping US tariffs and the effort appears to have paid off. J&J, Lilly and Merck & Co. even got shout outs.