Edison Oncology Holding Corp filed a Form S-1 registration statement for an initial public offering on November 28, 2025. As of November 6, 2026, its registration was withdrawn. It says it will list on NYSE American under the symbol EOHC (Form RW, February 27, 2026).
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Key facts
Edison Oncology Holding Corp filed a Form S-1 registration statement for an initial public offering on 2025-11-28. It has amended it 4 times. It asked for the registration statement to be withdrawn on 2026-02-27. Each fact below is quoted from the filing named with it.
What the filings say
Listing
We intend to apply to list our Common Stock on the NYSE American under the symbol “EOHC”.From the S-1/A filed 2026-01-16
Shares offered
We are offering 2,777,777 shares of our common stock (“Common Stock”) and the selling stockholder is offering 50,000 shares of Common Stock.From the S-1/A filed 2026-01-16
Price range
We expect the initial public offering price to be between $8.00 and $10.00 per share.From the S-1/A filed 2026-01-16
Use of proceeds
We intend to use the net proceeds from this offering, together with our existing cash and cash equivalents, (i) to fund research and development activities related to the clinical development of our product candidates, (ii) to fund other research and development activities, (iii) to pay outstanding trade payables and accrued expenses incurred in the ordinary course of business, (iv) to pay anticipated investor relations costs for 12 months post-offering and (v) for working capital and other general corporate purposes.From the S-1/A filed 2026-01-16
Net loss or income
For the years ended December 31, 2023 and 2024, we had net losses of $4.1 million and $1.2 million, respectively, and a net loss of $5.2 million for the nine-month period ended September 30, 2025.From the S-1/A filed 2026-01-16
Withdrawal
Pursuant to Rule 477 under the Securities Act, the Company hereby requests that the Commission consent to the withdrawal of the Registration Statement as of the date hereof or as soon as practicable thereafter.From the RW filed 2026-02-27
Timeline
| Filed | What it is | Filing |
|---|---|---|
| 2025-11-28 | Registration statement filed | S-1 |
| 2025-12-16 | Registration statement amended | S-1/A |
| 2025-12-31 | Registration statement amended | S-1/A |
| 2026-01-16 | Registration statement amended | S-1/A |
| 2026-01-30 | Registration statement amended | S-1/A |
| 2026-02-27 | Request to withdraw a registration (Form S-1) | RW |
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Where this comes from
A company that wants to sell shares to the public in the United States files a registration statement with the SEC: Form S-1 for a US company, Form F-1 for a foreign one. It amends that statement as the figures and terms are filled in, usually adding the expected price range shortly before the offering. Once the offering is priced it files its final prospectus under Rule 424(b)(4). A company that decides not to go ahead can ask for the registration statement to be withdrawn on Form RW.
Every row on this page is one of those filings, linked to the filing itself. The facts are the company's own sentences, quoted from the filing named beside each one and never reworded; where no filing states a fact in a sentence that can be read exactly, this page leaves it out. A filing is the company's statement of its plans and its figures, not a verification of them, and nothing here is investment advice.