Vault-13

M3BRIGADE ACQUISITION V CORP VLOS

CL A · Common Stock · CUSIP G63212107

37 institutional holders -12 vs Q1 2026
25,652,59625.7m shares reported held*
$274.2mreported value*
5 new 9 added 8 reduced 16 sold out net sold ≈ $16.9m (-1.3m shares)

* 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 ($3.2m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $10.69.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0255075Q2 24: 1Q3 24: 17Q4 24: 42Q1 25: 41Q2 25: 60Q3 25: 61Q4 25: 48Q1 26: 49Q2 26: 3737Q2 24Q4 24Q2 25Q4 25Q2 26
Numbers
QuarterHolders
Q2 20241
Q3 202417
Q4 202442
Q1 202541
Q2 202560
Q3 202561
Q4 202548
Q1 202649
Q2 202637

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
40040Q3 24: 17 bought or addedQ3 24: 0 cut or sold outQ4 24: 28 bought or addedQ4 24: 3 cut or sold outQ4 24Q1 25: 8 bought or addedQ1 25: 10 cut or sold outQ2 25: 34 bought or addedQ2 25: 24 cut or sold outQ2 25Q3 25: 25 bought or addedQ3 25: 33 cut or sold outQ4 25: 21 bought or addedQ4 25: 37 cut or sold outQ4 25Q1 26: 15 bought or addedQ1 26: 23 cut or sold outQ2 26: 14 bought or addedQ2 26: 24 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 2024170
Q4 2024283
Q1 2025810
Q2 20253424
Q3 20252533
Q4 20252137
Q1 20261523
Q2 20261424

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$20k$40k$60kQ3 25 calls: $42.1kQ3 25 puts: $0Q3 25P/C 0.00Q4 25 calls: $0Q4 25 puts: $0Q4 25P/C —Q1 26 calls: $0Q1 26 puts: $0Q1 26P/C —Q2 26 calls: $0Q2 26 puts: $0Q2 26P/C —
Numbers
QuarterCallsPutsP/C
Q3 2025$42.1k$00.00
Q4 2025$0$0—
Q1 2026$0$0—
Q2 2026$0$0—

Biggest buyers

AQR Arbitrage LLC New +1,800,000+1.8m
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND New +1,000,000+1.0m
Ghisallo Capital Management LLC New +921,000+921.0k
CITADEL ADVISORS LLC Added +659,642+659.6k
BERKLEY W R CORP Added +466,050+466.1k
Helix Partners Management LP New +300,300+300.3k
Shaolin Capital Management LLC New +143,100+143.1k
Anson Funds Management LP Added +80,180+80.2k
Clear Street Group Inc. Added +33,693+33.7k
WOLVERINE ASSET MANAGEMENT LLC Added +14,071+14.1k

Biggest sellers

Meteora Capital, LLC Reduced -1,072,574-1.1m
NOMURA HOLDINGS INC Sold out -1,017,975-1.0m
Alyeska Investment Group, L.P. Reduced -945,622-945.6k
MMCAP International Inc. SPC Sold out -550,000-550.0k
HEIGHTS CAPITAL MANAGEMENT, INC Sold out -500,000-500.0k
Harraden Circle Investments, LLC Sold out -500,000-500.0k
TORONTO DOMINION BANK Reduced -431,329-431.3k
LMR Partners LLP Reduced -352,676-352.7k
Feynman Point Asset Management LLC Sold out -300,000-300.0k
Mint Tower Capital Management B.V. Sold out -204,293-204.3k

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
CANTOR FITZGERALD & CO. 13D · may seek influence no change · filed 2026-03-02
Stated purposeItem 4 is hereby amended and restated in its entirety as follows: CF&Co. originally acquired the Class A Ordinary Shares in order to participate in any general meeting of the Issuer. The Issuer granted CF&Co. a waiver of Article 49.5 of the Amended and Restated Memorandum and Articles of Association of the Issuer thereby permitting CF&Co. to redeem any and/or all Class A Ordinary Shares owned by CF&Co. CF&Co. previously stated that it intended to vote in favor of each of the proposals described in the Issuer's preliminary proxy statement dated December 5, 2025 (the "Preliminary Proxy"). CF&Co.'s intention has now changed. CF&Co. expects that it will make its determination as to whether and/or how it will vote such shares in any general meeting of the Issuer closer to the time of such gene… Full filing
 27.1% no change 7.8m≈ $84.3m 2026-03-02
Polar Asset Management Partners Inc. 13G · institution +7.2 pts · filed 2026-04-07 13.3% +7.2 pts 3.8m≈ $41.3m 2026-04-07
CC Capital GP, LLC 13D · may seek influence -7.6 pts · filed 2026-07-22
Stated purposeItem 4 is hereby amended, supplemented, and superseded, as the case may be, to add the following: The Information in Item 6 of the Schedule 13D is incorporated herein by reference. On July 20, 2026, following redemptions made by shareholders in connection with the Issuer July 17, 2026, Meeting, the Sponsor converted all 7,187,500 of its Class B Ordinary Shares into Class A Ordinary Shares, that are to be treated as Founder Shares; i.e., that are not "Public Shares" as defined in the Issuer's Articles (such shares, as converted, the "Converted Shares"). Of these Converted Shares, a total of 4,279,275 Converted Shares were sold to certain investors pursuant to separate Securities Purchase Agreements by and among each Investor thereto and the Sponsor, ReserveOne, Inc., ReserveOne Holdings … Full filing
 12.4% -7.6 pts 2.9m≈ $31.5m 2026-07-22
Jain Global LLC 13G · institution new · filed 2026-03-31 9.9% new 2.8m≈ $30.8m 2026-03-31
METEORA CAPITAL, LLC 13G · institution -3.7 pts · filed 2026-07-08 9.8% -3.7 pts 2.8m≈ $30.5m 2026-07-08
BARCLAYS PLC 13G · institution no change · filed 2025-03-21 6.5% no change 1.9m≈ $20.2m 2025-03-21
AQR CAPITAL MANAGEMENT LLC 13G · institution +2.8 pts · filed 2026-08-13 6.3% +2.8 pts 1.8m≈ $19.5m 2026-08-13
Saba Capital Management, L.P. 13G · passive investor no change · filed 2026-08-13 5.5% no change 1.6m≈ $17.2m 2026-08-13
HGC Investment Management Inc. 13G · institution new · filed 2025-02-14 5.2% new 1.5m≈ $16.2m 2025-02-14

Fell to 5% or below in the last year: Anson Funds Management LP (0.2%, 2026-05-15), MIZUHO FINANCIAL GROUP INC (0.0%, 2026-05-14), CANTOR FITZGERALD, L. P. (0.0%, 2026-03-25; now reported by CANTOR FITZGERALD & CO.), Magnetar Financial LLC (0.9%, 2026-02-17), Harraden Circle Investments, LLC (1.7%, 2026-02-13), MMCAP International Inc. SPC (1.4%, 2026-02-13), TENOR CAPITAL MANAGEMENT Co., L.P. (0.0%, 2026-02-13), GOLDMAN SACHS GROUP INC (5.0%, 2025-11-14)

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 Polar Asset Management Partners Inc. 0.75% of their portfolio TORONTO, A6 3,812,8493.8m $41.3m $41.3m 0.75% Unchanged
2 Jain Global LLC 0.36% of their portfolio NEW YORK, NY 2,846,2502.8m $30.8m $30.8m 0.36% Unchanged
3 Meteora Capital, LLC 2.53% of their portfolio Boca Raton, FL 2,816,4732.8m $30.5m $30.5m 2.53% Reduced -1.1m -1,072,574
4 Alberta Investment Management Corp 0.15% of their portfolio EDMONTON, A0 2,475,0002.5m $26.8m $26.8m 0.15% Unchanged
5 AQR Arbitrage LLC 0.28% of their portfolio Greenwich, CT 1,800,0001.8m $19.5m $19.5m 0.28% New
6 Saba Capital Management, L.P. 0.52% of their portfolio NEW YORK, NY 1,585,0001.6m $17.2m $17.2m 0.52% Unchanged
7 BERKLEY W R CORP 0.76% of their portfolio Greenwich, CT 1,429,7251.4m $15.5m $15.5m 0.76% Added +466.1k +466,050
8 Crossingbridge Advisors, LLC 2.66% of their portfolio PLEASANTVILLE, NY 1,390,4421.4m $15.1m $15.1m 2.66% Unchanged
9 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.02% of their portfolio TORONTO, A6 1,000,0001.0m $10.8m $10.8m 0.02% New
10 LMR Partners LLP 0.08% of their portfolio LONDON, X0 1,000,0001.0m $10.8m $10.8m 0.08% Reduced -352.7k -352,676
11 Shay Capital LLC 1.19% of their portfolio NEW YORK, NY 1,000,0001.0m $10.8m $10.8m 1.19% Unchanged
12 Ghisallo Capital Management LLC 0.20% of their portfolio BOSTON, MA 921,000921.0k $10.0m $10.0m 0.20% New
13 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 753,709753.7k $8.2m $8.2m 0.00% Added +659.6k +659,642
14 BOOTHBAY FUND MANAGEMENT, LLC 0.13% of their portfolio NEW YORK, NY 625,709625.7k $6.8m $6.8m 0.13% Reduced -4.2k -4,247
15 Helix Partners Management LP 0.27% of their portfolio NEW YORK, NY 300,300300.3k $1,000.0k $1,000.0k 0.27% New
16 RiverPark Advisors, LLC 1.46% of their portfolio NEW YORK, NY 294,172294.2k $3.2m $3.2m 1.46% Unchanged
17 TORONTO DOMINION BANK 0.01% of their portfolio TORONTO, ONTARIO, A6 291,651291.7k $3.2m $3.2m 0.01% Reduced -431.3k -431,329
18 Magnetar Financial LLC 0.03% of their portfolio EVANSTON, IL 269,016269.0k $2.9m $2.9m 0.03% Unchanged
19 Anson Funds Management LP 0.05% of their portfolio DALLAS, TX 180,180180.2k $600.0k $600.0k 0.05% Added +80.2k +80,180
20 Shaolin Capital Management LLC 0.09% of their portfolio Miami, FL 143,100143.1k $1.5m $1.5m 0.09% New
21 Clear Street Group Inc. 0.00% of their portfolio NEW YORK, NY 136,164136.2k $1.5m $1.5m 0.00% Added +33.7k +33,693
22 WHITEBOX ADVISORS LLC 0.02% of their portfolio MINNEAPOLIS, MN 130,000130.0k $1.4m $1.4m 0.02% Unchanged
23 HGC Investment Management Inc. 0.22% of their portfolio TORONTO, A6 100,600100.6k $1.1m $1.1m 0.22% Unchanged
24 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 100,000100.0k $1.1m $1.1m 0.00% Unchanged
25 MOORE CAPITAL MANAGEMENT, LP 0.02% of their portfolio NEW YORK, NY 100,000100.0k $1.1m $1.1m 0.02% Unchanged
26 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 89,72089.7k $971.7k $971.7k 0.00% Reduced -708 -708
27 HRT FINANCIAL LP 0.00% of their portfolio NEW YORK, NY 72,00472.0k $779.0k $779.0k 0.00% Added +1.1k +1,130
28 DLD Asset Management, LP 0.05% of their portfolio NEW YORK, NY 60,38760.4k $654.0k $654.0k 0.05% Added +387 +387
29 Alyeska Investment Group, L.P. 0.00% of their portfolio CHICAGO, IL 54,37854.4k $588.9k $588.9k 0.00% Reduced -945.6k -945,622
30 DELTEC ASSET MANAGEMENT LLC 0.08% of their portfolio New York, NY 50,00050.0k $541.5k $541.5k 0.08% Unchanged
31 GABELLI & Co INVESTMENT ADVISERS, INC. 0.06% of their portfolio Rye, NY 40,15040.1k $434.8k $434.8k 0.06% Unchanged
32 GABELLI FUNDS LLC 0.00% of their portfolio Rye, NY 32,40032.4k $350.9k $350.9k 0.00% Unchanged
33 WOLVERINE ASSET MANAGEMENT LLC 0.00% of their portfolio CHICAGO, IL 22,57422.6k $244.5k $244.5k 0.00% Added +14.1k +14,071
34 Tuttle Capital Management, LLC 0.16% of their portfolio RIVERSIDE, CT 21,53821.5k $233.3k $233.3k 0.16% Added +1.5k +1,538
35 FNY Investment Advisers, LLC 0.00% of their portfolio NEW YORK, NY 1,2301.2k $13.0k $13.0k 0.00% Reduced -96.7k -96,670
36 UBS Group AG 0.00% of their portfolio ZURICH, V8 1,0091.0k $10.9k $10.9k 0.00% Added +873 +873
37 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 3838 $412 $412 0.00% Reduced -26 -26