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Institutional Ownership · SEC Form 13F

Who owns D. Boral ARC Acquisition I Corp. Class A Ordinary Shares (BCAR)


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

Ownership as of the 2026-Q2 13F filings (latest filed 2026-08-17). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

51
Institutional holders
16M
Shares held (tracked funds)

How the tape is positioned

17 tracked funds added or opened BCAR while 35 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

BCAR’s largest tracked holder by dollar value, Harraden Circle Investments, LLC, sizes it at 0.2% of its own reported 13F book, while the median holder sizes it at 0.1% of theirs — a 0.1pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in BCAR 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 51 tracked filers holding BCAR, 19 increased or opened the position and 46 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 BCAR 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.

New buyers 9

  • SONA ASSET MANAGEMENT (US) LLC$8M
  • Fort Baker Capital Management LP$4M
  • Alpha Wave Global, LP$2M
  • Gladstone Institutional Advisory LLC$1M
  • ELEMENT CAPITAL MANAGEMENT LLC$1M
  • Galaxy Digital Inc.$1M

Full exits 19

  • Harraden Circle Investments, LLC$22M
  • JPMORGAN CHASE & CO$15M
  • METEORA CAPITAL, LLC$14M
  • TENOR CAPITAL MANAGEMENT Co., L.P.$10M
  • GLAZER CAPITAL, LLC$10M
  • TWO SIGMA INVESTMENTS, LP$9M

Largest adds

  • CANTOR FITZGERALD, L. P.$4M
  • Qube Research & Technologies Ltd$2M
  • Shay Capital LLC$2M
  • MOORE CAPITAL MANAGEMENT, LP$2M
  • UBS Group AG$881K
  • D. E. Shaw & Co., Inc.$430K

Largest trims

  • RLH Capital LLC$9M
  • Quarry LP$7M
  • ARISTEIA CAPITAL, L.L.C.$5M
  • AQR Arbitrage LLC$4M
  • Westchester Capital Management, LLC$3M
  • Shaolin Capital Management LLC$3M

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
Linden Advisors LP trimmed1,558,729$16M5.4%2026-Q2
HIGHBRIDGE CAPITAL MANAGEMENT LLC trimmed1,471,132$15M5.1%2026-Q2
D. E. Shaw & Co., Inc.1,385,950$14M4.8%2026-Q2
LMR Partners LLP900,000$9M3.1%2026-Q2
RLH Capital LLC trimmed888,263$9M3.1%2026-Q2
Shay Capital LLC added823,786$9M2.8%2026-Q2
SONA ASSET MANAGEMENT (US) LLC new750,000$8M2.6%2026-Q2
WHITEBOX ADVISORS LLC650,000$7M2.2%2026-Q2
Quarry LP trimmed612,615$6M2.1%2026-Q2
OMERS ADMINISTRATION Corp500,000$5M1.7%2026-Q2
Polar Asset Management Partners Inc.488,064$5M1.7%2026-Q2
Magnetar Financial LLC475,000$5M1.6%2026-Q2
ARISTEIA CAPITAL, L.L.C. trimmed440,711$5M1.5%2026-Q2
DLD Asset Management, LP added424,828$4M1.5%2026-Q2
CANTOR FITZGERALD, L. P. added421,195$4M1.5%2026-Q2
Fort Baker Capital Management LP new397,650$4M1.4%2026-Q2
AQR Arbitrage LLC trimmed391,817$4M1.3%2026-Q2
MIZUHO SECURITIES USA LLC400,505$4M1.3%2026-Q2
First Trust Capital Management L.P. trimmed358,733$4M1.2%2026-Q2
Governors Lane LP trimmed335,069$3M1.2%2026-Q2
MOORE CAPITAL MANAGEMENT, LP added250,000$3M0.9%2026-Q2
Qube Research & Technologies Ltd added226,969$2M0.8%2026-Q2
Context Capital Management, LLC trimmed205,099$2M0.7%2026-Q2
Alpha Wave Global, LP new197,763$2M0.7%2026-Q2
Radcliffe Capital Management, L.P. trimmed190,004$2M0.7%2026-Q2
BNP PARIBAS FINANCIAL MARKETS trimmed180,721$2M0.6%2026-Q2
Jain Global LLC140,000$1M0.5%2026-Q2
Creek Drive Management Group LLC trimmed116,000$1M0.4%2026-Q2
Gladstone Institutional Advisory LLC new103,995$1M0.4%2026-Q2
Clear Street Group Inc. trimmed100,000$1M0.3%2026-Q2
Galaxy Digital Inc. new100,000$1M0.3%2026-Q2
ELEMENT CAPITAL MANAGEMENT LLC new100,000$1M0.3%2026-Q2
Westchester Capital Management, LLC trimmed99,178$1M0.3%2026-Q2
UBS Group AG added85,000$887K0.3%2026-Q2
BANK OF AMERICA CORP /DE/ trimmed76,906$802K0.3%2026-Q2
PEAK6 LLC new71,498$746K0.2%2026-Q2
Rangeley Capital, LLC new61,150$638K0.2%2026-Q2
Walleye Capital LLC new51,137$533K0.2%2026-Q2
Periscope Capital Inc. trimmed50,000$522K0.2%2026-Q2
MILLENNIUM MANAGEMENT LLC trimmed45,956$479K0.2%2026-Q2
Shaolin Capital Management LLC trimmed42,929$448K0.1%2026-Q2
GEODE CAPITAL MANAGEMENT, LLC39,178$409K0.1%2026-Q2
Jacksonville Wealth Management, LLC new27,500$287K0.1%2026-Q2
LEVIN CAPITAL STRATEGIES, L.P. new26,555$277K0.1%2026-Q2
PRELUDE CAPITAL MANAGEMENT, LLC new25,000$261K0.1%2026-Q2
Stoic Point Capital Management LLC24,800$259K0.1%2026-Q2
PenderFund Capital Management Ltd. trimmed21,400$223K0.1%2026-Q2
TORONTO DOMINION BANK trimmed15,000$156K0.1%2026-Q2
BARCLAYS PLC new12,228$128K0.0%2026-Q2
LONGFELLOW INVESTMENT MANAGEMENT CO LLC966$10K0.0%2026-Q2
MORGAN STANLEY trimmed38$3960.0%2026-Q2
Harraden Circle Investments, LLC added2,133,854$22M7.1%2026-Q1 stale (1 quarter behind)
JPMORGAN CHASE & CO added1,525,100$15M5.1%2026-Q1 stale (1 quarter behind)
METEORA CAPITAL, LLC trimmed1,411,478$14M4.7%2026-Q1 stale (1 quarter behind)
TENOR CAPITAL MANAGEMENT Co., L.P. added1,000,000$10M3.3%2026-Q1 stale (1 quarter behind)
GLAZER CAPITAL, LLC trimmed995,215$10M3.3%2026-Q1 stale (1 quarter behind)
TWO SIGMA INVESTMENTS, LP885,577$9M3.0%2026-Q1 stale (1 quarter behind)
Sculptor Capital LP trimmed500,000$5M1.7%2026-Q1 stale (1 quarter behind)
Hudson Bay Capital Management LP trimmed250,000$3M0.8%2026-Q1 stale (1 quarter behind)
BERKLEY W R CORP added226,854$2M0.8%2026-Q1 stale (1 quarter behind)
RIVERNORTH CAPITAL MANAGEMENT, LLC trimmed199,512$2M0.7%2026-Q1 stale (1 quarter behind)
O'Connor Alternative Investments LLC new125,000$1M0.4%2026-Q1 stale (1 quarter behind)
Crossingbridge Advisors, LLC trimmed110,326$1M0.4%2026-Q1 stale (1 quarter behind)
READYSTATE ASSET MANAGEMENT LP new100,000$1M0.3%2026-Q1 stale (1 quarter behind)
FNY Investment Advisers, LLC new90,671$917K0.3%2026-Q1 stale (1 quarter behind)
HRT FINANCIAL LP new82,495$834K0.3%2026-Q1 stale (1 quarter behind)
Schonfeld Strategic Advisors LLC trimmed80,000$810K0.3%2026-Q1 stale (1 quarter behind)
WOLVERINE ASSET MANAGEMENT LLC trimmed78,576$795K0.3%2026-Q1 stale (1 quarter behind)
Kepos Capital LP new70,000$708K0.2%2026-Q1 stale (1 quarter behind)
SUSQUEHANNA INTERNATIONAL GROUP, LLP new54,711$554K0.2%2026-Q1 stale (1 quarter behind)
HEIGHTS CAPITAL MANAGEMENT, INC24,757$251K0.1%2026-Q1 stale (1 quarter behind)
Warberg Asset Management LLC trimmed17,585$178K0.1%2026-Q1 stale (1 quarter behind)
Virtu Financial LLC trimmed15,078$153K0.1%2026-Q1 stale (1 quarter behind)
StoneX Group Inc. trimmed11,622$118K0.0%2026-Q1 stale (1 quarter behind)
CITADEL ADVISORS LLC new10,322$104K0.0%2026-Q1 stale (1 quarter behind)
Advisory Services Network, LLC new2,500$25K0.0%2026-Q1 stale (1 quarter behind)
Centiva Capital, LP950,000$10M3.1%2025-Q4 stale (2 quarters behind)
MANGROVE PARTNERS IM, LLC475,000$5M1.6%2025-Q4 stale (2 quarters behind)
Bulldog Investors, LLP added275,000$3M0.9%2025-Q4 stale (2 quarters behind)
PICTON MAHONEY ASSET MANAGEMENT new275,000$3M0.9%2025-Q4 stale (2 quarters behind)
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) new200,000$2M0.7%2025-Q4 stale (2 quarters behind)
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS200,000$2M0.7%2025-Q4 stale (2 quarters behind)
HighTower Advisors, LLC new168,867$2M0.6%2025-Q4 stale (2 quarters behind)
GRITSTONE ASSET MANAGEMENT LLC150,000$2M0.5%2025-Q4 stale (2 quarters behind)
BOOTHBAY FUND MANAGEMENT, LLC122,588$1M0.4%2025-Q4 stale (2 quarters behind)
Verition Fund Management LLC added97,244$975K0.3%2025-Q4 stale (2 quarters behind)
ABC ARBITRAGE SA new35,000$351K0.1%2025-Q4 stale (2 quarters behind)
JANE STREET GROUP, LLC new12,629$127K0.0%2025-Q4 stale (2 quarters behind)
Karpus Management, Inc. new10,500$105K0.0%2025-Q4 stale (2 quarters behind)
ATW SPAC MANAGEMENT LLC new122,588$1M0.4%2025-Q3 stale (3 quarters behind)
TrueMark Investments, LLC new10,000$99K0.0%2025-Q3 stale (3 quarters behind)

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