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HTO 424B5: Secondary offering

Filed with the SEC on · accession 0001104659-26-119909

HTO filed a 424B5 (prospectus (offering)) with the SEC on Oct 29, 2026. H2O America launched a public offering of 6,500,000 Equity Units at $50 per unit, each initially consisting of a purchase contract and a 1/20 beneficial ownership interest in $1,000 principal amount of Remarketable Senior Notes due 2031. The stock moved -5.2% by the first close after the filing.

Summary of the filing

H2O America launched a public offering of 6,500,000 Equity Units at $50 per unit, each initially consisting of a purchase contract and a 1/20 beneficial ownership interest in $1,000 principal amount of Remarketable Senior Notes due 2031. The offering includes a 975,000 unit over-allotment option and is expected to raise approximately $325 million in gross proceeds.

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Key details

Public offering price per Equity Unit$50
Number of Equity Units offered$6.5M
Gross proceeds from base offering$325.0M
Over-allotment option units$975K
Gross proceeds including over-allotment option$373.8M
IssuerH2O America
Joint book-running managerWells Fargo Securities
Joint book-running managerJ.P. Morgan

How HTO stock reacted

Close before

$61.80

Oct 28, 2026

First close after

-5.23%

$58.57

5 trading days

+1.38%

$62.65

Since filing

+1.86%

$62.95

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Frequently asked questions

What did HTO file with the SEC on Oct 29, 2026?

HTO filed a 424B5 (Secondary offering). H2O America launched a public offering of 6,500,000 Equity Units at $50 per unit, each initially consisting of a purchase contract and a 1/20 beneficial ownership interest in $1,000 principal amount of Remarketable Senior Notes due 2031. The offering includes a 975,000 unit over-allotment option and is expected to raise approximately $325 million in gross proceeds.

What does a secondary offering mean for HTO stock?

New shares dilute existing holders and are often sold at a discount to the market price.

How do I read a 424B5?

The final terms of an offering of shares or bonds. Look at price, number of shares and the discount to the market price. Large offerings dilute existing shareholders.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A 424B5 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did HTO stock react to this filing?

HTO closed at $61.80 before the filing and $58.57 on Oct 29, 2026 (-5.23%). Five trading days later: $62.65 (+1.38%).

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