Vault-13

SC II ACQUISITION CORP SCII

ORD SHS CLASS A · Common Stock · CUSIP G7866D102

43 institutional holders +0 vs Q1 2026
16,776,90216.8m shares reported held*
$168.2mreported value*
3 new 6 added 8 reduced 3 sold out net bought ≈ $10.7m (+1.1m 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. Holder counts are more reliable. Implied quarter-end price ≈ $10.03.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0204060Q1 26: 43Q2 26: 4343Q1 26Q2 26
Numbers
QuarterHolders
Q1 202643
Q2 202643

Biggest buyers

HIGHBRIDGE CAPITAL MANAGEMENT LLC New +847,887+847.9k
MIZUHO SECURITIES USA LLC Added +645,413+645.4k
RLH Capital LLC New +174,518+174.5k
Quarry LP New +87,208+87.2k
MILLENNIUM MANAGEMENT LLC Added +50,000+50.0k
AQR Arbitrage LLC Added +2,203+2.2k
WOLVERINE ASSET MANAGEMENT LLC Added +697+697
GLAZER CAPITAL, LLC Added +106+106
MORGAN STANLEY Added +23+23

Biggest sellers

Shaolin Capital Management LLC Reduced -300,000-300.0k
Bulldog Investors, LLP Sold out -127,704-127.7k
Meteora Capital, LLC Reduced -90,703-90.7k
Karpus Management, Inc. Reduced -83,642-83.6k
TORONTO DOMINION BANK Sold out -70,035-70.0k
StoneX Group Inc. Sold out -47,089-47.1k
Clear Street Group Inc. Reduced -21,465-21.5k
Schonfeld Strategic Advisors LLC Reduced -3,355-3.4k
TrueMark Investments, LLC Reduced -603-603
RIVERNORTH CAPITAL MANAGEMENT, LLC Reduced -603-603

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
SC Capital II Sponsor LLC 13D · may seek influence new · filed 2025-12-03
Stated purposeIn connection with the organization of the Issuer, on June 30, 2025, the Sponsor paid $25,000, or approximately $0.003 per share, to cover certain of the Issuer's offering costs in exchange for 7,392,857 Class B Ordinary Shares (the "Founder Shares"), pursuant to the Securities Subscription Agreement dated as of June 30, 2025 between the Sponsor and the Issuer (the "Founder Share Purchase Agreement") as more fully described in Item 6 of this Section 13D, which information is incorporated by reference. On November 28, 2025, simultaneously with the consummation of the Issuer's Initial Public Offering (the "IPO"), the Sponsor purchased 255,000 units ("Placement Units") of the Issuer at $10.00 per Placement Unit, pursuant to a Private Placement Units Purchase Agreement, dated as of November 2… Full filing
 30.8% new 7.6m≈ $76.7m 2025-12-03
Karpus Management, Inc. 13G · institution new · filed 2026-02-06 12.0% new 3.0m≈ $29.9m 2026-02-06

Fell to 5% or below in the last year: MIZUHO FINANCIAL GROUP INC (3.0%, 2026-05-14), Harraden Circle Investments, LLC (0.0%, 2026-05-14)

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.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
101Q4 24: 0 buyingQ4 24: 0 sellingQ1 25: 0 buyingQ1 25: 0 sellingQ1 25Q2 25: 0 buyingQ2 25: 0 sellingQ3 25: 0 buyingQ3 25: 0 sellingQ3 25Q4 25: 1 buyingQ4 25: 0 sellingQ1 26: 0 buyingQ1 26: 0 sellingQ1 26Q2 26: 0 buyingQ2 26: 0 sellingQ3 26: 0 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20240—0——
Q1 20250—0——
Q2 20250—0——
Q3 20250—0——
Q4 20251$2.5m0——
Q1 20260—0——
Q2 20260—0——
Q3 20260—0——

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Karpus Management, Inc. 0.85% of their portfolio Pittsford, NY 2,942,8372.9m $29.5m $29.5m 0.85% Reduced -83.6k -83,642
2 Linden Advisors LP 0.08% of their portfolio New York, NY 1,498,5001.5m $15.0m $15.0m 0.08% Unchanged
3 GLAZER CAPITAL, LLC 0.36% of their portfolio New York, NY 1,465,1061.5m $14.7m $14.7m 0.36% Added +106 +106
4 MIZUHO SECURITIES USA LLC 0.11% of their portfolio NEW YORK, NY 1,166,2301.2m $11.6m $11.6m 0.11% Added +645.4k +645,413
5 HIGHBRIDGE CAPITAL MANAGEMENT LLC 0.29% of their portfolio NEW YORK, NY 847,887847.9k $8.5m $8.5m 0.29% New
6 First Trust Capital Management L.P. 0.39% of their portfolio CHICAGO, IL 675,000675.0k $6.8m $6.8m 0.39% Unchanged
7 Shaolin Capital Management LLC 0.31% of their portfolio Miami, FL 550,000550.0k $5.5m $5.5m 0.31% Reduced -300.0k -300,000
8 Westchester Capital Management, LLC 0.25% of their portfolio VALHALLA, NY 500,000500.0k $5.0m $5.0m 0.25% Unchanged
9 SONA ASSET MANAGEMENT (US) LLC 0.19% of their portfolio NEW YORK, NY 500,000500.0k $5.0m $5.0m 0.19% Unchanged
10 WOLVERINE ASSET MANAGEMENT LLC 0.06% of their portfolio CHICAGO, IL 473,902473.9k $4.8m $4.8m 0.06% Added +697 +697
11 Polar Asset Management Partners Inc. 0.08% of their portfolio TORONTO, A6 450,000450.0k $4.5m $4.5m 0.08% Unchanged
12 MANGROVE PARTNERS IM, LLC 0.30% of their portfolio Greenwich, CT 450,000450.0k $4.5m $4.5m 0.30% Unchanged
13 RIVERNORTH CAPITAL MANAGEMENT, LLC 0.21% of their portfolio WEST PALM BEACH, FL 432,097432.1k $4.4m $4.4m 0.21% Reduced -603 -603
14 Context Capital Management, LLC 0.09% of their portfolio LAJOLLA, CA 425,000425.0k $4.3m $4.3m 0.09% Unchanged
15 BERKLEY W R CORP 0.20% of their portfolio Greenwich, CT 412,893412.9k $4.1m $4.1m 0.20% Unchanged
16 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.02% of their portfolio HARRISBURG, PA 400,000400.0k $4.0m $4.0m 0.02% Unchanged
17 ARISTEIA CAPITAL, L.L.C. 0.05% of their portfolio GREENWICH, CT 300,000300.0k $3.0m $3.0m 0.05% Unchanged
18 Magnetar Financial LLC 0.03% of their portfolio EVANSTON, IL 300,000300.0k $3.0m $3.0m 0.03% Unchanged
19 Periscope Capital Inc. 0.47% of their portfolio Toronto, A6 294,700294.7k $3.0m $3.0m 0.47% Unchanged
20 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 271,875271.9k $2.7m $2.7m 0.00% Unchanged
21 Hudson Bay Capital Management LP 0.01% of their portfolio STAMFORD, CT 244,376244.4k $2.5m $2.5m 0.01% Unchanged
22 Clear Street Group Inc. 0.01% of their portfolio NEW YORK, NY 236,184236.2k $2.4m $2.4m 0.01% Reduced -21.5k -21,465
23 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 228,800228.8k $2.3m $2.3m 0.00% Added +50.0k +50,000
24 TENOR CAPITAL MANAGEMENT Co., L.P. 0.03% of their portfolio NEW YORK, NY 203,257203.3k $2.0m $2.0m 0.03% Unchanged
25 AQR Arbitrage LLC 0.03% of their portfolio Greenwich, CT 188,207188.2k $1.9m $1.9m 0.03% Added +2.2k +2,203
26 RLH Capital LLC 0.84% of their portfolio Great Neck, NY 174,518174.5k $1.8m $1.8m 0.84% New
27 HEIGHTS CAPITAL MANAGEMENT, INC 0.35% of their portfolio SAN FRANCISCO, CA 150,000150.0k $1.5m $1.5m 0.35% Unchanged
28 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 115,110115.1k $1.2m $1.2m 0.00% Unchanged
29 Meteora Capital, LLC 0.09% of their portfolio Boca Raton, FL 109,732109.7k $1.1m $1.1m 0.09% Reduced -90.7k -90,703
30 Radcliffe Capital Management, L.P. 0.08% of their portfolio BALA CYNWYD, PA 100,000100.0k $1.0m $1.0m 0.08% Unchanged
31 WHITEBOX ADVISORS LLC 0.02% of their portfolio MINNEAPOLIS, MN 100,000100.0k $1.0m $1.0m 0.02% Unchanged
32 PICTON MAHONEY ASSET MANAGEMENT 0.01% of their portfolio Toronto, A6 100,000100.0k $1.0m $1.0m 0.01% Unchanged
33 Quarry LP 0.14% of their portfolio NEW YORK, NY 87,20887.2k $874.7k $874.7k 0.14% New
34 Schonfeld Strategic Advisors LLC 0.00% of their portfolio NEW YORK, NY 85,19685.2k $854.5k $854.5k 0.00% Reduced -3.4k -3,355
35 L1 Global Manager Pty Ltd 0.61% of their portfolio Melbourne, C3 75,00075.0k $752.2k $752.2k 0.61% Unchanged
36 Crossingbridge Advisors, LLC 0.09% of their portfolio PLEASANTVILLE, NY 50,00050.0k $501.5k $501.5k 0.09% Unchanged
37 Dakota Wealth Management 0.01% of their portfolio PALM BEACH GARDENS, FL 47,57547.6k $477.2k $477.2k 0.01% Unchanged
38 Warberg Asset Management LLC 0.14% of their portfolio WINNETKA, IL 46,20046.2k $463.4k $463.4k 0.14% Unchanged
39 Verition Fund Management LLC 0.00% of their portfolio GREENWICH, CT 32,36732.4k $324.6k $324.6k 0.00% Unchanged
40 ABC ARBITRAGE SA 0.03% of their portfolio PARIS, I0 30,00030.0k $300.9k $300.9k 0.03% Unchanged
41 TrueMark Investments, LLC 0.02% of their portfolio CHICAGO, IL 14,17714.2k $142.3k $142.3k 0.02% Reduced -603 -603
42 UBS Group AG 0.00% of their portfolio ZURICH, V8 2,9372.9k $29.5k $29.5k 0.00% Reduced -35 -35
43 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 3131 $311 $311 0.00% Added +23 +23