SEC ownership of RF Acquisition Corp II
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002012807.
- CIK
- 0002012807
- Symbol
- RFAI, RFAIR, RFAIU on Nasdaq
- Location
- Singapore
- Parsed ownership evidence
- 13F, 13D/G, and 3/4/5
- Lead holder
- Karpus Management, Inc.
- 13D/G signal
- Karpus Management, Inc.
- Latest evidence date
- 31 Mar 2026
Ownership snapshot
Top shareholders of RF Acquisition Corp II (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with the largest verified stakes, then open the linked filing trail.
Lead holder
Karpus Management, Inc.
13D/G signal
Karpus Management, Inc.
Evidence rows
38
Latest as of
31 Mar 2026
13F
13D/G
3/4/5
Lead comparable stake: 20%
13D/G row: Karpus Management, Inc.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Karpus Management, Inc. |
13F
13D/G
Company
|
20%
from 13D/G
|
$17,883,990
1,640,733 shares
|
— | 31 Mar 2026 |
| BERKLEY W R CORP |
13D/G
13F
W.R. Berkley Corporation · Company
|
9.2%
|
$8,400,018
766,425 shares
|
+$5,135,275 | 31 Mar 2026 |
| MIZUHO FINANCIAL GROUP INC |
13D/G
|
8.8%
|
$8,026,874
732,379 shares
|
$0 | 31 Mar 2026 |
| AQR CAPITAL MANAGEMENT LLC |
13D/G
|
2%
|
$1,827,652
170,331 shares
|
$0 | 31 Dec 2025 |
| WOLVERINE ASSET MANAGEMENT LLC |
13D/G
13F
Company
|
1.8%
|
$1,620,633
151,461 shares
|
-$7,620,818 | 14 Nov 2025 |
| MIZUHO SECURITIES USA LLC |
13F
Company
|
8.8%
|
$7,968,284
732,379 shares
|
— | 31 Mar 2026 |
| First Trust Capital Management L.P. |
13F
Company
|
6.2%
|
$5,608,115
514,506 shares
|
— | 31 Mar 2026 |
| Kepos Capital LP |
13F
Company
|
0.35%
|
$317,000
29,057 shares
|
— | 31 Mar 2026 |
| Logan Stone Capital, LLC |
13F
Company
|
0.33%
|
$301,581
27,630 shares
|
— | 31 Mar 2026 |
| GOLDMAN SACHS GROUP INC |
13F
Company
|
0.19%
|
$176,733
16,214 shares
|
— | 31 Mar 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
Company
|
0.14%
|
$127,411
11,657 shares
|
— | 31 Mar 2026 |
| MORGAN STANLEY |
13F
Company
|
0%
|
$839
77 shares
|
— | 31 Mar 2026 |
| Alfa 24 Ltd |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
—
6,881,562 shares
mixed-class rows
|
— | 23 May 2024 |
| Tse Meng Ng |
3/4/5
CEO and Chairman, Director, 10%+ Owner
|
—
mixed-class rows
|
—
6,881,562 shares
mixed-class rows
|
— | 23 May 2024 |
| DEUTSCHE BANK AG\ |
13F
Company
|
—
mixed-class rows
|
$2,677,500
483,000 shares
mixed-class rows
|
— | 31 Mar 2026 |
| AQR Arbitrage LLC |
13F
Company
|
—
mixed-class rows
|
$1,924,955
853,849 shares
mixed-class rows
|
— | 31 Mar 2026 |
| GLAZER CAPITAL, LLC |
13F
Company
|
—
mixed-class rows
|
$1,063,000
186,146 shares
mixed-class rows
|
— | 31 Mar 2026 |
| Polar Asset Management Partners Inc. |
13F
Company
|
—
mixed-class rows
|
$572,000
275,000 shares
mixed-class rows
|
— | 31 Mar 2026 |
| Clear Street Group Inc. |
13F
Company
|
—
mixed-class rows
|
$274,188
351,087 shares
mixed-class rows
|
— | 31 Mar 2026 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC |
13F
Company
|
—
class O/S missing
|
$216,926
1,936,837 shares
|
— | 31 Mar 2026 |
| Harraden Circle Investments, LLC |
13F
Company
|
—
class O/S missing
|
$156,051
1,300,422 shares
|
— | 31 Mar 2026 |
| Wealthspring Capital LLC |
13F
Company
|
—
class O/S missing
|
$88,889
740,738 shares
|
— | 31 Mar 2026 |
| Yakira Capital Management, Inc. |
13F
Company
|
—
class O/S missing
|
$51,564
429,704 shares
|
— | 31 Mar 2026 |
| StoneX Group Inc. |
13F
Company
|
—
class O/S missing
|
$33,892
282,432 shares
|
— | 31 Mar 2026 |
| Shaolin Capital Management LLC |
13F
Company
|
—
class O/S missing
|
$30,000
250,000 shares
|
— | 31 Mar 2026 |
| D. E. Shaw & Co., Inc. |
13F
Company
|
—
class O/S missing
|
$24,000
200,000 shares
|
— | 31 Mar 2026 |
| HGC Investment Management Inc. |
13F
Company
|
—
class O/S missing
|
$24,000
200,000 shares
|
— | 31 Mar 2026 |
| PERISCOPE CAPITAL INC. |
13F
Company
|
—
class O/S missing
|
$23,712
197,600 shares
|
— | 31 Mar 2026 |
| TORONTO DOMINION BANK |
13F
Company
|
—
class O/S missing
|
$20,952
174,600 shares
|
— | 31 Mar 2026 |
| METEORA CAPITAL, LLC |
13F
Company
|
—
class O/S missing
|
$18,621
155,176 shares
|
— | 31 Mar 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$12,000
100,000 shares
|
— | 31 Mar 2026 |
| Magnetar Financial LLC |
13F
Company
|
—
class O/S missing
|
$11,880
99,000 shares
|
— | 31 Mar 2026 |
| Mint Tower Capital Management B.V. |
13F
Company
|
—
class O/S missing
|
$10,000
80,000 shares
|
— | 31 Mar 2026 |
| UBS Group AG |
13F
Company
|
—
mixed-class rows
|
$8,030
3,224 shares
mixed-class rows
|
— | 31 Mar 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$6,136
51,130 shares
|
— | 31 Mar 2026 |
| BNP PARIBAS FINANCIAL MARKETS |
13F
Company
|
—
class O/S missing
|
$5,589
46,579 shares
|
— | 31 Mar 2026 |
| FLOW TRADERS U.S. LLC |
13F
Company
|
—
class O/S missing
|
$5,000
41,574 shares
|
— | 31 Mar 2026 |
| K2 PRINCIPAL FUND, L.P. |
13F
Company
|
—
class O/S missing
|
$1,605
13,374 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 28 May 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
RF Acquisition Corp II executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Alfa 24 Ltd | 10%+ Owner | Mixed | 23 May 2024 | |||
| Chee Soon Tham | Chief Financial Officer, Director | Mixed | 21 May 2024 | |||
| Ryan Lee Wen | Director | Mixed | 21 May 2024 | |||
| Vincent Yang Hui | Director | Mixed | 21 May 2024 | |||
| Tse Meng Ng | CEO and Chairman, Director, 10%+ Owner | Mixed | 23 May 2024 | |||
| Tuan Lee Low | Director | Mixed | 01 May 2025 |
Recent Insider Transactions by Companies or Individuals for RF Acquisition Corp II
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* An asterisk sign (*) next to the price indicates that the price is likely invalid.