As of November 6, 2026, 3 holders' latest Schedule 13D or 13G filings report owning 5% or more of Irenic Acquisition Corp. The largest reported stake is Irenic Sponsor, LLC's, at 20.97%. 5 filings are on record since May 4, 2026 (Schedule 13D, May 4, 2026).
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Key facts
- · Reporting person: AQR Capital Management, LLC · Sole voting: 0 · Shared voting: 1,611,286 · Sole dispositive: 0 · Shared dispositive: 1,611,286 · SCHEDULE 13G, 2026-08-13
- · Reporting person: Adage Capital Management, L.P. · Sole voting: 0 · Shared voting: 1,980,000 · Sole dispositive: 0 · Shared dispositive: 1,980,000 · SCHEDULE 13G, 2026-08-12
- · Reporting person: Millennium Management LLC · Sole voting: 0 · Shared voting: 950,000 · Sole dispositive: 0 · Shared dispositive: 950,000 · SCHEDULE 13G/A, 2026-08-12
- · Holder: Millennium Management LLC · Percent: 6.3% · SCHEDULE 13G
- · Holder: Irenic Sponsor, LLC · Percent: 20.97% · SCHEDULE 13D
Irenic Acquisition Corp. has 5 Schedule 13D or 13G filings on record since 2026-05-04. 3 holders' latest filing reports 5% or more of class a ordinary shares, par value $0.0001 par value. Each figure below is the holder's own, as filed, with the filing linked.
Holders
| Holder | Percent | Shares | Latest | Event date |
|---|---|---|---|---|
| Irenic Sponsor, LLC | 20.97% | 6,765,829 | SCHEDULE 13D, 2026-05-04 | 2026-04-27 |
| Adage Capital Management, L.P. | 7.63% | 1,980,000 | SCHEDULE 13G, 2026-08-12 | 2026-06-30 |
| AQR Capital Management, LLC | 6.21% | 1,611,286 | SCHEDULE 13G, 2026-08-13 | 2026-06-30 |
| Millennium Management LLC | 3.7% | 950,000 | SCHEDULE 13G/A, 2026-08-12 | 2026-06-30 |
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More on Irenic Acquisition Corp. and the records around it.
Companies that share a holder
- Millennium Management LLC also filed stake reports on 121 other companies: StepStone Group Inc. (Nov 2026), Catalyst Acquisition Corp. (Nov 2026), RxSight, Inc. (Nov 2026)
- Adage Capital Management, L.P. also filed stake reports on 136 other companies: ACP Holdings Acquisition Corp. (Aug 2026), AmperCap Acquisition Company (Aug 2026), Aura Biosciences, Inc. (Aug 2026)
- AQR Capital Management, LLC also filed stake reports on 190 other companies: Bold Eagle Acquisition Corp. (Nov 2026), Centurion Acquisition Corp. (Aug 2026), FG Merger II Corp. n/k/a BOXABL Inc. (Aug 2026)
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Voting and dispositive power, as filed
| Reporting person | Sole voting | Shared voting | Sole dispositive | Shared dispositive | Filing |
|---|---|---|---|---|---|
| Adage Capital Management, L.P. | 0 | 1,980,000 | 0 | 1,980,000 | SCHEDULE 13G, 2026-08-12 |
| Robert Atchinson | 0 | 1,980,000 | 0 | 1,980,000 | SCHEDULE 13G, 2026-08-12 |
| Phillip Gross | 0 | 1,980,000 | 0 | 1,980,000 | SCHEDULE 13G, 2026-08-12 |
| AQR Capital Management, LLC | 0 | 1,611,286 | 0 | 1,611,286 | SCHEDULE 13G, 2026-08-13 |
| AQR Capital Management Holdings, LLC | 0 | 1,611,286 | 0 | 1,611,286 | SCHEDULE 13G, 2026-08-13 |
| AQR Arbitrage, LLC | 0 | 1,611,286 | 0 | 1,611,286 | SCHEDULE 13G, 2026-08-13 |
| Millennium Management LLC | 0 | 950,000 | 0 | 950,000 | SCHEDULE 13G/A, 2026-08-12 |
| Millennium Group Management LLC | 0 | 950,000 | 0 | 950,000 | SCHEDULE 13G/A, 2026-08-12 |
| Israel A. Englander | 0 | 950,000 | 0 | 950,000 | SCHEDULE 13G/A, 2026-08-12 |
The latest filing identifies Irenic Acquisition Corp. by CUSIP G4939F107 and gives its principal executive office as 767 FIFTH AVENUE, 15TH FLOOR, NEW YORK, NY 10153 (SCHEDULE 13G, 2026-08-13).
Purpose of Transaction (Item 4)
Irenic Sponsor, LLC
Founder Shares On March 5, 2026, the Sponsor paid $25,000 to cover certain of Issuer's offering and formation costs in exchange for 7,187,500 Class B ordinary shares. On March 13, 2026, the Sponsor surrendered for no consideration 862,500 Founder Shares, resulting in the Sponsor holding an aggregate of 6,325,000 Founder Shares. In connection with the closing of the partial exercise by the underwriters of the Issuer's initial public offering (the "IPO") of their option to purchase additional units (the "Over-Allotment Option"), the Sponsor forfeited 11,703 Founder Shares, resulting in the Sponsor holding an aggregate of 6,313,297 Founder Shares. The Founder Shares will automatically convert into Class A ordinary shares immediately prior to, concurrently with or immediately following the consummation of the Issuer's initial business combination (the "Business Combination") or earlier at the option of the holder on a one-for-one basis, subject to the adjustments and anti-dilution rights described under the heading "Description of Securities--Founder Shares" in the Issuer's prospectus (File No. 333-294983). Private Placement Units Simultaneously with the closing of the IPO, on April 29, 2026, pursuant to a Private Placement Units Purchase Agreement between the Issuer and the Sponsor (the "Private Placement Units Purchase Agreement"), the Issuer completed the private sale of 420,000 units (the "Private Placement Units") at a purchase price of $10.00 per unit, to the Sponsor. …The first part of Item 4 of the SCHEDULE 13D filed 2026-05-04; the filing has the rest
Timeline
| Filed | Holder | Percent | Filing |
|---|---|---|---|
| 2026-05-04 | Irenic Sponsor, LLC | 20.97% | SCHEDULE 13D |
| 2026-05-05 | Millennium Management LLC | 6.3% | SCHEDULE 13G |
| 2026-08-12 | Adage Capital Management, L.P. | 7.63% | SCHEDULE 13G |
| 2026-08-12 | Millennium Management LLC | 3.7% | SCHEDULE 13G/A |
| 2026-08-13 | AQR Capital Management, LLC | 6.21% | SCHEDULE 13G |
Questions about who owns Irenic Acquisition Corp.
Who owns Irenic Acquisition Corp.?
On this page, 3 holders' latest ownership filings report 5% or more of Irenic Acquisition Corp.: Irenic Sponsor, LLC (20.97%, Schedule 13D, filed 2026-05-04), Adage Capital Management, L.P. (7.63%, Schedule 13G, filed 2026-08-12) and AQR Capital Management, LLC (6.21%, Schedule 13G, filed 2026-08-13).
Who are the largest shareholders of Irenic Acquisition Corp.?
By the share each holder's latest filing reports, the largest holders of Irenic Acquisition Corp. on this page are Irenic Sponsor, LLC (20.97%), Adage Capital Management, L.P. (7.63%) and AQR Capital Management, LLC (6.21%).
When did Irenic Sponsor, LLC buy into Irenic Acquisition Corp.?
The filings give report dates, not purchase dates. The earliest filing from Irenic Sponsor, LLC on this page is the Schedule 13D, filed 2026-05-04, reporting 20.97%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 5 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Also on the record for Irenic Acquisition Corp.
| Date | Record | Figure | Our page | Source |
|---|---|---|---|---|
| April 29, 2026 | Leadership change filing (Form 8-K, Item 5.02) | — | Leadership changes | Source |
| April 28, 2026 | IPO filing, Form 424B4 | — | IPO filings | Source |
| April 27, 2026 | IPO filing, Form S-1/A | — | IPO filings | Source |
| April 24, 2026 | IPO filing, Form S-1/A | — | IPO filings | Source |
| April 10, 2026 | IPO filing, Form S-1 | — | IPO filings | Source |
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Where this comes from
Anyone who comes to own more than 5% of a class of a listed company's voting shares has to tell the SEC. A holder who may seek to change or influence the company files Schedule 13D, and has to say in Item 4, "Purpose of Transaction", what it intends to do. A holder with no such intent, such as many index and passive funds, may file the shorter Schedule 13G. Both are amended when the stake changes, including when it falls below 5%.
Every row here is one of those filings, linked to the filing itself. Percentages and share counts are exactly as the holder filed them, for the holder the filing names; an amendment showing a lower figure is shown as filed. Item 4 text is quoted word for word. Where a 13D's Item 4 contains a sentence stating a definite intent to influence the company, that sentence is marked and quoted; the page does not describe the holder or its motives beyond the words it filed. Nothing here is investment advice.
