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5%+ stakes · Schedule 13D and 13G

Catalyst Acquisition Corp.: 5%+ holders

Who has reported owning 5% or more of Catalyst Acquisition Corp., from Schedule 13D and 13G filings: each holder's stake as filed, the timeline, and the purpose each 13D states, quoted.

At 5% or more3
Filings4
Latest filing2026-08-24

Catalyst Acquisition Corp. has 4 Schedule 13D or 13G filings on record since 2026-08-03. 3 holders' latest filing reports 5% or more of class a ordinary shares, par value $0.0001 per share. Each figure below is the holder's own, as filed, with the filing linked.

Holders

HolderPercentSharesLatestEvent date
Catalyst Sponsor LLC22.2%6,020,000SCHEDULE 13D, 2026-08-052026-07-29
Millennium Management LLC7.7%1,644,000SCHEDULE 13G/A, 2026-08-242026-08-17
Linden Advisors LP6.4%1,300,000SCHEDULE 13G, 2026-08-032026-07-29

Purpose of Transaction (Item 4)

Catalyst Sponsor LLC

In connection with the organization of the Issuer, on January 7, 2026, the Sponsor paid $25,000 to cover certain of the Issuer's offering costs in exchange for 8,625,000 Class B Ordinary Shares (the "Founder Shares"), pursuant to the Securities Subscription Agreement dated as of January 7, 2026 between the Sponsor and the Issuer (the "Founder Share Purchase Agreement") as more fully described in Item 6 of this Section 13D, which information is incorporated by reference. On June 26, 2026, the Sponsor surrendered, for no consideration, 2,875,000 Founder Shares, which were canceled, resulting in the Sponsor holding 5,750,000 Founder Shares, at approximately $0.004 per share. Of the 5,750,000 Class B Ordinary Shares held, up to 462,500 shares remain subject to forfeiture in the event that the underwriter in the Issuer's initial public offering does not fully exercise its over-allotment option. On July 27, 2026, simultaneously with the consummation of the Issuer's Initial Public Offering (the "IPO"), the Sponsor purchased 270,000 units ("Placement Units") of the Issuer at $10.00 per Placement Unit, pursuant to a Private Placement Units Purchase Agreement, dated as of July 27, 2026, by and between the Issuer and the Sponsor (the "Placement Units Purchase Agreement"), as more fully described in Item 6 of this Schedule 13D, which information is incorporated herein by reference. Each Placement Unit consists of one Class A Ordinary Share and one right to receive one seventh (1/7) of a …The first part of Item 4 of the SCHEDULE 13D filed 2026-08-05; the filing has the rest

Timeline

FiledHolderPercentFiling
2026-08-03Linden Advisors LP6.4%SCHEDULE 13G
2026-08-04Millennium Management LLC7.3%SCHEDULE 13G
2026-08-05Catalyst Sponsor LLC22.2%SCHEDULE 13D
2026-08-24Millennium Management LLC7.7%SCHEDULE 13G/A

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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.

Cite this page

Permanent URL: https://mentionfox.com/stakes/catalyst-acquisition
Last updated 2026-09-27
Primary record: SEC filing 1 · SEC filing 2 · SEC filing 3 · SEC filing 4
Catalyst Acquisition Corp. 5%+ holders: 3 at 5% or more, largest Catalyst Sponsor LLC 22.2%. MentionFox, 2026-09-27. https://mentionfox.com/stakes/catalyst-acquisition