Comparable stake leader
Karpus Management, Inc.
SEC ownership of RF Acquisition Corp II
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002012807.
Disclosed value leader
Karpus Management, Inc.
Comparable rows
12/38
Latest evidence
31 Mar 2026
- Public ticker
- RFAI, RFAIR, RFAIU on Nasdaq
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Karpus Management, Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
12 of 38
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Karpus Management, Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
31 Mar 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002012807
- Issuer location
- Singapore
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
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 comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Karpus Management, Inc.
Disclosed value leader
Karpus Management, Inc.
Comparable rows
12/38
Latest evidence
31 Mar 2026
13F
13D/G
3/4/5
Lead comparable stake: 20%
26 rows are not safely comparable across share classes.
13D/G row: Karpus Management, Inc.
Showing 1-8 of 38 holder rows.
Quick read
Karpus Management, Inc. leads the comparable SEC ownership view at 20%.
12 of 38 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Karpus Management, Inc.'s linked filing trail.
Comparable ownership
Top 5
Karpus Management, Inc.
20%
BERKLEY W R CORP
9.2%
MIZUHO FINANCIAL GROUP INC
8.8%
AQR CAPITAL MANAGEMENT LLC
2%
WOLVERINE ASSET MANAGEMENT LLC
1.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 38 holder rows
| 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 |
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 24 Jun 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 value | Sell value | Net value |
|---|---|---|---|---|---|
| 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 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-6 of 6 reporting-owner rows connected to RF Acquisition Corp II. Open a relationship link for the CIK-to-CIK filing trail.
Rows
6
Largest Forms 3/4/5 holder
Alfa 24 Ltd
Net 12M change
$0
Latest report
01 May 2025
| 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 for RF Acquisition Corp II
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* marks a reported price that did not pass the local price check.