Company: LIMN
Filing Date: 2025-01-27
Form Type: POS AM
Source: 0001104659-25-006325
Chunk: 7

Company: Liminatus Pharma, Inc.
Filing Date: 2025-01-27
Form: POS AM
Chunk 7
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 meet the unrestricted round lot holder requirement (“Round Lot Requirement”). We have engaged a securities market advisory firm to assist with obtaining the requisite number of round lot stockholders to satisfy the Round Lot Requirement before the Business Combination is consummated. We expect the Iris Class A Common Stock, Iris Units and Public Warrants will then cease trading on the OTC Pink Marketplace.

After the completion of the Business Combination, Liminatus Members will beneficially own approximately 65.4% of the combined voting power of the ParentCo Common Stock, assuming no redemptions (or 65.8% assuming maximum redemptions), and Liminatus’s current principal member, Chris Kim, will be deemed to beneficially own approximately 23.0% of the outstanding voting power of ParentCo Common Stock, assuming no redemptions (or 23.2% assuming maximum redemptions).

This proxy statement/prospectus provides stockholders of Iris with detailed information about the Business Combination and other matters to be considered at the Special Meeting. We encourage you to read the entire accompanying proxy statement/ prospectus, including the annexes and other documents referred to therein, carefully and in their entirety. You should also carefully consider the risk factors described in “**

#### Risk Factors
” beginning on page 26of this proxy statement/prospectus.

This proxy statement/prospectus is dated , 2025, and is first being mailed to our stockholders on or about , 2025.

NEITHER THE SECURITIES AND EXCHANGE COMMISSION NOR ANY STATE SECURITIES REGULATORY AGENCY HAS APPROVED OR DISAPPROVED THE TRANSACTIONS DESCRIBED IN THIS PROXY STATEMENT/ PROSPECTUS OR ANY OF THE SECURITIES TO BE ISSUED IN THE TRANSACTIONS, PASSED UPON THE MERITS OR FAIRNESS OF THE TRANSACTIONS OR PASSED UPON THE ADEQUACY OR ACCURACY OF THE DISCLOSURE IN THIS PROXY STATEMENT/PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY CONSTITUTES A CRIMINAL OFFENSE.

TABLE OF CONTENTS

### IRIS ACQUISITION CORP
<div align='center'>3rd Floor Zephyr House 
 122 Mary Street, George Town 
 PO Box 10085 
 Grand Cayman KY1-1001, Cayman Islands</div>

Dear Iris Acquisition Corp Stockholders:

On November 30, 2022, Iris Acquisition Corp, a Delaware corporation (“we