Vault-13

BERTO ACQUISITION CORP II GUACU

UNIT 03/06/2031 · Unit · CUSIP G1051M126

46 institutional holders
31,217,38431.2m shares reported held*
$315.8mreported value*

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $10.12.

Biggest buyers

MILLENNIUM MANAGEMENT LLC New +2,391,275+2.4m
Linden Advisors LP New +1,700,000+1.7m
Hudson Bay Capital Management LP New +1,600,000+1.6m
Magnetar Financial LLC New +1,600,000+1.6m
Governors Lane LP New +1,350,000+1.4m
ARISTEIA CAPITAL, L.L.C. New +1,300,000+1.3m
LMR Partners LLP New +1,300,000+1.3m
Radcliffe Capital Management, L.P. New +1,300,000+1.3m
Centiva Capital, LP New +1,200,000+1.2m
Wealthspring Capital LLC New +1,088,500+1.1m

Biggest sellers

None

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Berto Acquisition Sponsor II LLC 13G · exempt (held before listing) new · filed 2026-08-14 13.5% new 5.3m 2026-08-14
Linden Capital L.P. 13G · passive investor new · filed 2026-05-20 5.4% new 1.7m≈ $17.2m 2026-05-20
MILLENNIUM MANAGEMENT LLC 13G · passive investor new · filed 2026-05-21 5.3% new 2.1m≈ $21.3m 2026-05-21

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 2,391,2752.4m $24.2m $24.2m 0.02% New
2 Linden Advisors LP 0.09% of their portfolio New York, NY 1,700,0001.7m $17.2m $17.2m 0.09% New
3 Magnetar Financial LLC 0.15% of their portfolio EVANSTON, IL 1,600,0001.6m $16.2m $16.2m 0.15% New
4 Hudson Bay Capital Management LP 0.08% of their portfolio STAMFORD, CT 1,600,0001.6m $16.2m $16.2m 0.08% New
5 Governors Lane LP 1.37% of their portfolio NEW YORK, NY 1,350,0001.4m $13.7m $13.7m 1.37% New
6 ARISTEIA CAPITAL, L.L.C. 0.21% of their portfolio GREENWICH, CT 1,300,0001.3m $13.2m $13.2m 0.21% New
7 Radcliffe Capital Management, L.P. 1.00% of their portfolio BALA CYNWYD, PA 1,300,0001.3m $13.2m $13.2m 1.00% New
8 LMR Partners LLP 0.10% of their portfolio LONDON, X0 1,300,0001.3m $13.2m $13.2m 0.10% New
9 Centiva Capital, LP 0.41% of their portfolio New York, NY 1,200,0001.2m $12.1m $12.1m 0.41% New
10 Wealthspring Capital LLC 2.46% of their portfolio WEST HARRISON, NY 1,088,5001.1m $11.0m $11.0m 2.46% New
11 HGC Investment Management Inc. 2.13% of their portfolio TORONTO, A6 1,065,0001.1m $10.8m $10.8m 2.13% New
12 Verition Fund Management LLC 0.07% of their portfolio GREENWICH, CT 1,048,4701.0m $10.6m $10.6m 0.07% New
13 Saba Capital Management, L.P. 0.32% of their portfolio NEW YORK, NY 1,018,4571.0m $10.3m $10.3m 0.32% New
14 Sculptor Capital LP 0.10% of their portfolio New York, NY 1,000,0001.0m $10.1m $10.1m 0.10% New
15 MOORE CAPITAL MANAGEMENT, LP 0.23% of their portfolio NEW YORK, NY 1,000,0001.0m $10.1m $10.1m 0.23% New
16 Polar Asset Management Partners Inc. 0.17% of their portfolio TORONTO, A6 900,000900.0k $9.1m $9.1m 0.17% New
17 TIG Advisors, LLC 0.37% of their portfolio New York, NY 800,000800.0k $8.1m $8.1m 0.37% New
18 TORONTO DOMINION BANK 0.01% of their portfolio TORONTO, ONTARIO, A6 761,777761.8k $7.7m $7.7m 0.01% New
19 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 752,108752.1k $7.6m $7.6m 0.00% New
20 AQR Arbitrage LLC 0.11% of their portfolio Greenwich, CT 747,892747.9k $7.6m $7.6m 0.11% New
21 GLAZER CAPITAL, LLC 0.19% of their portfolio New York, NY 745,604745.6k $7.5m $7.5m 0.19% New
22 Shaolin Capital Management LLC 0.43% of their portfolio Miami, FL 744,847744.8k $7.5m $7.5m 0.43% New
23 Alberta Investment Management Corp 0.03% of their portfolio EDMONTON, A0 572,252572.3k $5.8m $5.8m 0.03% New
24 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.01% of their portfolio TORONTO, A6 500,000500.0k $5.1m $5.1m 0.01% New
25 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 496,624496.6k $5.0m $5.0m 0.00% New
26 Schonfeld Strategic Advisors LLC 0.03% of their portfolio NEW YORK, NY 475,000475.0k $4.8m $4.8m 0.03% New
27 HEIGHTS CAPITAL MANAGEMENT, INC 1.05% of their portfolio SAN FRANCISCO, CA 450,000450.0k $4.5m $4.5m 1.05% New
28 WHITEBOX ADVISORS LLC 0.07% of their portfolio MINNEAPOLIS, MN 400,000400.0k $4.0m $4.0m 0.07% New
29 Davidson Kempner Capital Management LP 0.06% of their portfolio New York, NY 400,000400.0k $4.0m $4.0m 0.06% Not comparable
30 Periscope Capital Inc. 0.56% of their portfolio Toronto, A6 350,000350.0k $3.5m $3.5m 0.56% New
31 RIVERNORTH CAPITAL MANAGEMENT, LLC 0.16% of their portfolio WEST PALM BEACH, FL 334,828334.8k $3.4m $3.4m 0.16% New
32 DLD Asset Management, LP 0.25% of their portfolio NEW YORK, NY 300,000300.0k $3.0m $3.0m 0.25% New
33 SONA ASSET MANAGEMENT (US) LLC 0.11% of their portfolio NEW YORK, NY 300,000300.0k $3.0m $3.0m 0.11% New
34 Anson Funds Management LP 0.28% of their portfolio DALLAS, TX 298,212298.2k $3.0m $3.0m 0.28% New
35 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 200,000200.0k $2.0m $2.0m 0.01% New
36 Ghisallo Capital Management LLC 0.04% of their portfolio BOSTON, MA 200,000200.0k $2.0m $2.0m 0.04% New
37 StoneX Group Inc. 0.06% of their portfolio NEW YORK, NY 150,148150.1k $1.5m $1.5m 0.06% New
38 Clear Street Group Inc. 0.00% of their portfolio NEW YORK, NY 100,000100.0k $1.0m $1.0m 0.00% New
39 Lineage Point Capital LP 0.18% of their portfolio PALM BEACH, FL 87,60587.6k $886.6k $886.6k 0.18% New
40 TENOR CAPITAL MANAGEMENT Co., L.P. 0.01% of their portfolio NEW YORK, NY 53,78553.8k $544.3k $544.3k 0.01% New
41 SCOGGIN MANAGEMENT LP 0.12% of their portfolio NEW YORK, NY 50,00050.0k $506.0k $506.0k 0.12% New
42 ABC ARBITRAGE SA 0.03% of their portfolio PARIS, I0 30,00030.0k $303.6k $303.6k 0.03% New
43 Parallax Volatility Advisers, L.P. 0.01% of their portfolio San Francisco, CA 25,00025.0k $252.8k $252.8k 0.01% New
44 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 20,00020.0k $202.2k $202.2k 0.00% New
45 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 9,0009.0k $91.1k $91.1k 0.00% New
46 HIGHBRIDGE CAPITAL MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 1,0001.0k $10.2k $10.2k 0.00% New