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Institutional Ownership · SEC Form 13F

Who owns K&F Growth Acquisition Corp. II Class A Ordinary shares (KFII)


Which tracked institutional funds hold KFII, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See KFII company fundamentals →

Ownership as of the 2026-Q2 13F filings (latest filed 2026-08-14). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

45
Institutional holders
23M
Shares held (tracked funds)

How the tape is positioned

6 tracked funds added or opened KFII while 11 trimmed or exited it between 2026-Q1 and 2026-Q2 — the tape is split. When large holders disagree on a name, the funds moving first are sometimes ahead of the story.

A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.

Conviction spread

KFII’s largest tracked holder by dollar value, TENOR CAPITAL MANAGEMENT Co., L.P., sizes it at 0.3% of its own reported 13F book, while the median holder sizes it at 0.1% of theirs — a 0.2pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in KFII divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.

Institutional & insider positioning

Between 2026-Q1 and 2026-Q2, across 45 tracked filers holding KFII, 8 increased or opened the position and 17 reduced or closed it; over the same quarter, there were no open-market insider Form 4s.

This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.

New buyers & exits

Funds opening or closing a position in KFII between the 2026-Q1 and 2026-Q2 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.

Full exits 7

  • TENOR CAPITAL MANAGEMENT Co., L.P.$21M
  • GLAZER CAPITAL, LLC$14M
  • HGC Investment Management Inc.$6M
  • METEORA CAPITAL, LLC$5M
  • UBS Group AG$1M
  • JPMORGAN CHASE & CO$1M

Largest adds

  • HIGHBRIDGE CAPITAL MANAGEMENT LLC$5M
  • Quarry LP$1M
  • RLH Capital LLC$1M
  • BERKLEY W R CORP$660K
  • Parallax Volatility Advisers, L.P.$500K
  • PICTON MAHONEY ASSET MANAGEMENT$299K

Largest trims

  • Karpus Management, Inc.$603K
  • Schonfeld Strategic Advisors LLC$560K
  • Shaolin Capital Management LLC$505K
  • Jain Global LLC$502K

Institutional holders

One row per tracked fund, largest reported value first. “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding. Rows marked stale are from an earlier filing than the security’s latest quarter — that fund is absent from the newest snapshot (position exited, or reported under a different name).

FundSharesReported value% of valueQuarter
Westchester Capital Management, LLC1,476,268$16M5.1%2026-Q2
D. E. Shaw & Co., Inc.1,422,909$15M4.9%2026-Q2
Hudson Bay Capital Management LP1,257,080$13M4.4%2026-Q2
Magnetar Financial LLC1,250,000$13M4.3%2026-Q2
Linden Advisors LP1,250,000$13M4.3%2026-Q2
Karpus Management, Inc. trimmed1,245,037$13M4.3%2026-Q2
Alberta Investment Management Corp1,237,500$13M4.3%2026-Q2
BERKLEY W R CORP added1,124,156$12M3.9%2026-Q2
PICTON MAHONEY ASSET MANAGEMENT added1,017,000$11M3.5%2026-Q2
AQR Arbitrage LLC added955,997$10M3.3%2026-Q2
WOLVERINE ASSET MANAGEMENT LLC trimmed942,836$10M3.3%2026-Q2
TWO SIGMA INVESTMENTS, LP876,886$9M3.0%2026-Q2
LMR Partners LLP750,000$8M2.6%2026-Q2
Radcliffe Capital Management, L.P.671,808$7M2.3%2026-Q2
HIGHBRIDGE CAPITAL MANAGEMENT LLC added618,129$7M2.1%2026-Q2
Verition Fund Management LLC trimmed531,629$6M1.8%2026-Q2
MOORE CAPITAL MANAGEMENT, LP500,000$5M1.7%2026-Q2
MILLENNIUM MANAGEMENT LLC499,700$5M1.7%2026-Q2
Shaolin Capital Management LLC trimmed492,340$5M1.7%2026-Q2
RIVERNORTH CAPITAL MANAGEMENT, LLC trimmed484,329$5M1.7%2026-Q2
Schonfeld Strategic Advisors LLC trimmed480,000$5M1.7%2026-Q2
MANGROVE PARTNERS IM, LLC450,000$5M1.6%2026-Q2
Periscope Capital Inc.375,000$4M1.3%2026-Q2
TORONTO DOMINION BANK trimmed344,513$4M1.2%2026-Q2
GOLDMAN SACHS GROUP INC338,138$4M1.2%2026-Q2
MIZUHO SECURITIES USA LLC307,857$3M1.0%2026-Q2
Centiva Capital, LP250,000$3M0.9%2026-Q2
L1 Global Manager Pty Ltd250,000$3M0.9%2026-Q2
Polar Asset Management Partners Inc.250,000$3M0.9%2026-Q2
WHITEBOX ADVISORS LLC225,000$2M0.8%2026-Q2
Parallax Volatility Advisers, L.P. added222,385$2M0.8%2026-Q2
Jain Global LLC trimmed202,269$2M0.7%2026-Q2
RLH Capital LLC added198,500$2M0.7%2026-Q2
Quarry LP added198,500$2M0.7%2026-Q2
GRITSTONE ASSET MANAGEMENT LLC148,743$2M0.5%2026-Q2
DLD Asset Management, LP trimmed148,135$2M0.5%2026-Q2
SONA ASSET MANAGEMENT (US) LLC107,873$1M0.4%2026-Q2
First Trust Capital Management L.P.102,342$1M0.4%2026-Q2
GEODE CAPITAL MANAGEMENT, LLC83,571$883K0.3%2026-Q2
Clear Street Group Inc.47,022$496K0.2%2026-Q2
BNP PARIBAS FINANCIAL MARKETS39,076$413K0.1%2026-Q2
Logan Stone Capital, LLC added38,221$403K0.1%2026-Q2
ABC ARBITRAGE SA25,000$264K0.1%2026-Q2
ROBINSON CAPITAL MANAGEMENT, LLC15,250$161K0.1%2026-Q2
MORGAN STANLEY trimmed35$3690.0%2026-Q2
TENOR CAPITAL MANAGEMENT Co., L.P.2,001,000$21M6.9%2026-Q1 stale (1 quarter behind)
GLAZER CAPITAL, LLC added1,300,000$14M4.5%2026-Q1 stale (1 quarter behind)
HGC Investment Management Inc. new550,000$6M1.9%2026-Q1 stale (1 quarter behind)
METEORA CAPITAL, LLC added494,828$5M1.7%2026-Q1 stale (1 quarter behind)
UBS Group AG added117,719$1M0.4%2026-Q1 stale (1 quarter behind)
JPMORGAN CHASE & CO new106,065$1M0.4%2026-Q1 stale (1 quarter behind)
Kepos Capital LP50,000$522K0.2%2026-Q1 stale (1 quarter behind)
Driehaus Capital Management LLC trimmed725,185$7M2.5%2025-Q4 stale (2 quarters behind)
Alyeska Investment Group, L.P.42,045$440K0.1%2025-Q4 stale (2 quarters behind)
BOOTHBAY FUND MANAGEMENT, LLC38,190$395K0.1%2025-Q4 stale (2 quarters behind)
ATW SPAC MANAGEMENT LLC trimmed38,190$390K0.1%2025-Q3 stale (3 quarters behind)
HRT FINANCIAL LP trimmed15,900$161K0.1%2025-Q2 stale (4 quarters behind)
CONCOURSE FINANCIAL GROUP SECURITIES, INC.0—0.0%2025-Q2 stale (4 quarters behind)

1 parent filing withheld from the table above, and from the coverage figures, to avoid listing one book twice: CLEAR STREET LLC (last filed 2025-Q2, 46,872 shares) reconciles to its 1 current affiliate (47,022 shares) — 0.320% apart.

Ownership over time

Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.

HoldersTotal shares

Reading this table

Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.

About 13F filings

A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.

Learn how to read institutional ownership