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Institutional Ownership · SEC Form 13F

Who owns Launch Two Acquisition Corp. (LPBB)


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

Ownership as of the 2026-Q1 13F filings (latest filed 2026-05-15). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

89
Institutional holders
33M
Shares held (tracked funds)

How the tape is positioned

6 tracked funds added or opened LPBB while 8 trimmed or exited it between 2025-Q4 and 2026-Q1 — 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

LPBB’s largest tracked holder by dollar value, Harraden Circle Investments, LLC, sizes it at 1.0% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 1.0pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in LPBB 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 2025-Q4 and 2026-Q1, across 57 tracked filers holding LPBB, 14 increased or opened the position and 15 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 LPBB between the 2025-Q4 and 2026-Q1 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.

New buyers 3

  • JPMORGAN CHASE & CO$1M
  • HIGHBRIDGE CAPITAL MANAGEMENT LLC$1M
  • SONA ASSET MANAGEMENT (US) LLC$1M

Full exits 1

  • Harraden Circle Investments, LLC$129M

Largest adds

  • Verition Fund Management LLC$3M
  • BERKLEY W R CORP$2M
  • MIZUHO SECURITIES USA LLC$2M

Largest trims

  • METEORA CAPITAL, LLC$65M
  • TENOR CAPITAL MANAGEMENT Co., L.P.$20M
  • Context Capital Management, LLC$10M
  • HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND$5M
  • WOLVERINE ASSET MANAGEMENT LLC$1M
  • COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS$479K

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
Magnetar Financial LLC1,980,000$21M6.7%2026-Q1
METEORA CAPITAL, LLC trimmed1,401,110$15M4.8%2026-Q1
Linden Advisors LP added1,296,800$14M4.4%2026-Q1
D. E. Shaw & Co., Inc.1,138,500$12M3.9%2026-Q1
LMR Partners LLP added1,000,000$11M3.4%2026-Q1
Mint Tower Capital Management B.V.980,000$10M3.3%2026-Q1
Alberta Investment Management Corp980,000$10M3.3%2026-Q1
BERKLEY W R CORP added816,717$9M2.8%2026-Q1
GLAZER CAPITAL, LLC added721,295$8M2.5%2026-Q1
GOLDMAN SACHS GROUP INC716,018$8M2.4%2026-Q1
RIVERNORTH CAPITAL MANAGEMENT, LLC trimmed564,024$6M1.9%2026-Q1
TWO SIGMA INVESTMENTS, LP500,000$5M1.7%2026-Q1
TENOR CAPITAL MANAGEMENT Co., L.P.489,947$5M1.7%2026-Q1
Radcliffe Capital Management, L.P. added404,653$4M1.4%2026-Q1
MIZUHO SECURITIES USA LLC added407,342$4M1.4%2026-Q1
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS trimmed350,000$4M1.2%2026-Q1
Periscope Capital Inc. added263,600$3M0.9%2026-Q1
Karpus Management, Inc. trimmed246,400$3M0.8%2026-Q1
WOLVERINE ASSET MANAGEMENT LLC trimmed234,868$2M0.8%2026-Q1
MILLENNIUM MANAGEMENT LLC200,000$2M0.7%2026-Q1
L1 Global Manager Pty Ltd175,000$2M0.6%2026-Q1
Wealthspring Capital LLC added167,634$2M0.6%2026-Q1
DELTEC ASSET MANAGEMENT LLC150,000$2M0.5%2026-Q1
GRITSTONE ASSET MANAGEMENT LLC added146,820$2M0.5%2026-Q1
Context Capital Management, LLC125,000$1M0.4%2026-Q1
JPMORGAN CHASE & CO new115,412$1M0.4%2026-Q1
HIGHBRIDGE CAPITAL MANAGEMENT LLC new115,412$1M0.4%2026-Q1
SONA ASSET MANAGEMENT (US) LLC new100,000$1M0.3%2026-Q1
READYSTATE ASSET MANAGEMENT LP25,000$266K0.1%2026-Q1
ABC ARBITRAGE SA20,000$212K0.1%2026-Q1
Schonfeld Strategic Advisors LLC new18,480$196K0.1%2026-Q1
ROBINSON CAPITAL MANAGEMENT, LLC15,250$162K0.1%2026-Q1
CSS LLC/IL950,373$148K0.0%2026-Q1
DLD Asset Management, LP new12,909$137K0.0%2026-Q1
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND added875,000$137K0.0%2026-Q1
Cannon Global Investment Management, LLC added12,600$134K0.0%2026-Q1
AQR Arbitrage LLC trimmed753,611$113K0.0%2026-Q1
MMCAP International Inc. SPC added490,000$76K0.0%2026-Q1
Polar Asset Management Partners Inc. trimmed400,000$62K0.0%2026-Q1
Kepos Capital LP389,150$61K0.0%2026-Q1
BNP PARIBAS FINANCIAL MARKETS358,009$56K0.0%2026-Q1
Shaolin Capital Management LLC added353,486$55K0.0%2026-Q1
PICTON MAHONEY ASSET MANAGEMENT trimmed350,000$55K0.0%2026-Q1
K2 PRINCIPAL FUND, L.P. added272,891$44K0.0%2026-Q1
WHITEBOX ADVISORS LLC trimmed175,000$27K0.0%2026-Q1
Clear Street Group Inc. added161,623$25K0.0%2026-Q1
TORONTO DOMINION BANK trimmed150,100$23K0.0%2026-Q1
Yakira Capital Management, Inc. trimmed147,485$23K0.0%2026-Q1
Verition Fund Management LLC trimmed130,818$20K0.0%2026-Q1
Westchester Capital Management, LLC trimmed124,999$20K0.0%2026-Q1
Hudson Bay Capital Management LP trimmed75,000$12K0.0%2026-Q1
MOORE CAPITAL MANAGEMENT, LP50,000$8K0.0%2026-Q1
Bulldog Investors, LLP trimmed48,860$8K0.0%2026-Q1
Saba Capital Management, L.P.14,427$2K0.0%2026-Q1
MORGAN STANLEY trimmed71$7540.0%2026-Q1
BARCLAYS PLC390$610.0%2026-Q1
UBS Group AG trimmed170$270.0%2026-Q1
Harraden Circle Investments, LLC361,752$129M41.5%2025-Q4 stale
MIZUHO SECURITIES USA LLC new521,107$5M1.7%2025-Q1 stale
Centiva Capital, LP new200,000$2M0.6%2025-Q1 stale
Parallax Volatility Advisers, L.P.179,803$2M0.6%2025-Q1 stale
Schechter Investment Advisors, LLC trimmed135,314$1M0.4%2025-Q1 stale
CANTOR FITZGERALD, L. P.2,575,000$953K0.3%2025-Q3 stale
CLEAR STREET LLC added69,816$727K0.2%2025-Q2 stale
Virtu Financial LLC trimmed41,969$437K0.1%2025-Q2 stale
CITADEL ADVISORS LLC trimmed11,492$120K0.0%2025-Q3 stale
Tuttle Capital Management, LLC10,000$104K0.0%2025-Q3 stale
TrueMark Investments, LLC10,000$101K0.0%2025-Q1 stale
Tabor Asset Management, LP new149,999$34K0.0%2025-Q1 stale
SUSQUEHANNA INTERNATIONAL GROUP, LLP new11,578$5K0.0%2025-Q2 stale
CONCOURSE FINANCIAL GROUP SECURITIES, INC.00.0%2025-Q2 stale

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