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5%+ stakes · Schedule 13D and 13G

Kensington Capital Acquisition Corp. VI: 5%+ holders

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

At 5% or more5
Filings7
Latest filing2026-07-06

Kensington Capital Acquisition Corp. VI has 7 Schedule 13D or 13G filings on record since 2026-03-11. 5 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
Magnetar Financial LLC6.73%1,549,399SCHEDULE 13G, 2026-05-132026-03-31
Wealthspring Capital LLC6.63%1,524,270SCHEDULE 13G, 2026-04-092026-03-31
LMR Partners LLP5.7%1,300,000SCHEDULE 13G, 2026-05-152026-03-31
Polar Asset Management Partners Inc.5.7%1,300,000SCHEDULE 13G, 2026-05-152026-03-31
Aristeia Capital, L.L.C.5.65%1,300,260SCHEDULE 13G, 2026-05-142026-03-31
Millennium Management LLC0.9%200,000SCHEDULE 13G/A, 2026-07-062026-06-30

Timeline

FiledHolderPercentFiling
2026-03-11Millennium Management LLC5.7%SCHEDULE 13G
2026-04-09Wealthspring Capital LLC6.63%SCHEDULE 13G
2026-05-13Magnetar Financial LLC6.73%SCHEDULE 13G
2026-05-14Aristeia Capital, L.L.C.5.65%SCHEDULE 13G
2026-05-15LMR Partners LLP5.7%SCHEDULE 13G
2026-05-15Polar Asset Management Partners Inc.5.7%SCHEDULE 13G
2026-07-06Millennium Management LLC0.9%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/kensington-capital-acquisition-corp-vi
Last updated 2026-09-27
Primary record: SEC filing 1 · SEC filing 2 · SEC filing 3 · SEC filing 4
Kensington Capital Acquisition Corp. VI 5%+ holders: 5 at 5% or more, largest Magnetar Financial LLC 6.73%. MentionFox, 2026-09-27. https://mentionfox.com/stakes/kensington-capital-acquisition-corp-vi