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Neptune Insurance Holdings Inc., represented by Orrick Herrington & Sutcliffe LLP, priced its much-anticipated $368 million initial public offering on Tuesday, setting sail into public markets at a turbulent moment for the U.S. government.

The deal features more than 18.4 million Class A shares at $20 apiece on the New York Stock Exchange, with closing slated for Thursday. The Morgan Stanley-led underwriting syndicate, advised by Davis Polk & Wardwell LLP, also holds a 30-day option to purchase an additional 2.7 million shares at the IPO price, excluding discounts and commissions.

A Stronger Launch Than Expected

Originally floated in September with a range of $18 to $20 per share, Neptune’s pricing at the top of its spectrum pushed proceeds higher, elevating its fundraising potential from the projected $350 million midpoint.

The offering underscores Neptune’s momentum as it positions itself as a robust alternative to the federal National Flood Insurance Program (NFIP)—an especially bold claim as Washington grapples with a government shutdown that has sidelined NFIP.

Flood Insurance Amid Crisis

Neptune Flood Inc., a subsidiary of the newly public company, stressed Wednesday that it remains fully operational despite the NFIP’s paralysis.

“Our mission has always been to provide stability and certainty in flood insurance,” Neptune Flood President Matt Duffy said. “While NFIP is unavailable, Neptune is here to keep the housing market moving and to protect Americans during hurricane season.”

Chairman and CEO Trevor Burgess added a dose of irony: “We obviously didn’t plan to go public on the day the government shut down, but it’s a great opportunity to highlight Neptune’s availability because we’re open.”

He emphasized that Neptune’s platform allows homebuyers to close deals, satisfy federal flood insurance requirements, and secure protection during peak hurricane months—something once monopolized by NFIP for half a century.

“There’s nothing like a government shutdown to punctuate that point,” Burgess said.

Legal Heavyweights and Underwriters

The IPO’s legal scaffolding was carried by Orrick’s Michael J. Sullivan, James D. Evans, Mark Mushkin, and Albert Vanderlaan on Neptune’s side. On the underwriting bench, Davis Polk & Wardwell LLP fielded a deep team led by Joseph A. Hall and Pedro J. Bermeo, among others.

Morgan Stanley, which spearheaded the underwriting syndicate, declined to comment Wednesday.

A Market Debut With Storm Clouds Overhead

Neptune’s IPO didn’t just secure $368 million—it highlighted a shifting tide in flood insurance as private players take the helm where federal programs falter. With the NFIP sidelined, Neptune is betting that investors and policyholders alike will see its model as the lifeline.