Security Snapshot

Bleichroeder Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share (BBCQ) Institutional Ownership

CUSIP: G1170E104

13F Institutional Holders and Ownership History from Q1 2026 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

66

Shares (Excl. Options)

24,704,970

Price

$10.32

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
-2,528,119
Value change
-$24,994,392
Number of holders
66
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
28,640,246
SEC-reported price per share
$10.29
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • BBCQ - Bleichroeder Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G1170E104.
  • 66 institutions reported positions in Q2 2026.
  • 6 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 54 to 66 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $274,826,405 to $254,917,860.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 66 institutions filings for Q2 2026.

Open SEC evidence

Security key

G1170E104

Latest holder period

Q2 2026

13F holders

66

13D/G owners

6

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
6
Security
BBCQ
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Fort Baker Capital Management LP 7.2% $21,486,839 2,082,058 Fort Baker Capital Management LP 30 Jun 2026
Alyeska Investment Group, L.P. 7% $20,808,618 2,016,339 Alyeska Investment Group, L.P. 30 Jun 2026
HIGHBRIDGE CAPITAL MANAGEMENT LLC 5.7% $16,847,338 1,632,494 Highbridge Capital Management, LLC 30 Jun 2026
MERUS GLOBAL INVESTMENTS, LLC 5.3% $15,803,763 1,510,876 Merus Global Investments, LLC 27 May 2026
Adage Capital Management, L.P. 3.7% $11,027,942 1,068,599 Adage Capital Management, L.P. 30 Jun 2026
MILLENNIUM MANAGEMENT LLC 2.8% $8,311,197 805,450 Millennium Management LLC 30 Jun 2026

As of 30 Jun 2026, 66 institutional investors reported holding 24,704,970 shares of Bleichroeder Acquisition Corp. II - Class A Ordinary Shares, par value $0.0001 per share (BBCQ). This represents 86% of the company’s total 28,640,246 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
77%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Fort Baker Capital Management LP 7.3% 2,082,058 +65% 1.7% $21,486,839
HIGHBRIDGE CAPITAL MANAGEMENT LLC 5.7% 1,632,494 0.57% $16,814,688
LMR Partners LLP 5.6% 1,600,000 0% 0.12% $16,512,000
Linden Advisors LP 5.4% 1,550,000 0% 0.08% $15,996,000
Governors Lane LP 4.9% 1,400,000 1.4% $14,448,000
Alyeska Investment Group, L.P. 4.1% 1,179,280 +18% 0.03% $12,170,170
Magnetar Financial LLC 4.1% 1,175,000 -9.6% 0.11% $12,126,000
ADAGE CAPITAL PARTNERS GP, L.L.C. 3.7% 1,068,599 -53% 0.02% $11,027,942
AQR Arbitrage LLC 3.3% 941,250 -28% 0.14% $9,713,700
Alberta Investment Management Corp 3.3% 937,575 0% 0.06% $9,675,774
SONA ASSET MANAGEMENT (US) LLC 3.1% 900,000 +160% 0.35% $9,288,000
MILLENNIUM MANAGEMENT LLC 2.8% 805,450 -40% 0.01% $8,312,244
TENOR CAPITAL MANAGEMENT Co., L.P. 2.6% 750,000 0% 0.11% $7,740,000
ARISTEIA CAPITAL, L.L.C. 2.6% 744,000 -38% 0.12% $7,678,080
CONTINENTAL GENERAL INSURANCE CO 2.5% 725,139 -64% 1.6% $7,483,434
ENVESTNET ASSET MANAGEMENT INC 2.5% 713,123 0% $7,359,429
Integrated Advisors Network LLC 2.4% 692,520 +486% 0.33% $7,146,807
D. E. Shaw & Co., Inc. 1.8% 526,364 0% 0% $5,432,076
BNP PARIBAS FINANCIAL MARKETS 1.7% 498,375 0% 0% $5,143,230
MOORE CAPITAL MANAGEMENT, LP 1.6% 450,000 0% 0.11% $4,644,000
Verition Fund Management LLC 1.4% 415,000 -29% 0.03% $4,282,800
Shay Capital LLC 1.4% 411,993 0.47% $4,251,768
CANTOR FITZGERALD, L. P. 1.4% 411,329 -4.1% 0.08% $4,244,915
DLD Asset Management, LP 0.97% 278,388 +19% 0.23% $2,872,964
Polar Asset Management Partners Inc. 0.87% 250,000 0% 0.05% $2,580,000

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
2
Latest
Q2 2026
Rows shown
1-2 of 2
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 24,704,970 $254,917,860 -$24,994,392 $10.32 66
2026 Q1 27,429,113 $274,826,405 +$267,868,527 $10.02 54
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