Ribbon Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (RIBB) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2025 to Q4 2025

Type / Class
Equity / Class A Ordinary Shares, par value $0.0001 per share
Symbol
RIBB on Nasdaq
Shares outstanding
6,471,291
Price per share
$10.38
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
4,884,656
Total reported value
$49,920,412
% of total 13F portfolios
0%
Share change
+719,941
Value change
+$7,372,173
Number of holders
26
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Ribbon Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (RIBB) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
WOLVERINE ASSET MANAGEMENT LLC 6.4% $4,101,051 410,927 WOLVERINE ASSET MANAGEMENT LLC 31 Mar 2025
Polar Asset Management Partners Inc. 7.7% $3,992,000 400,000 Polar Asset Management Partners Inc. 31 Mar 2025

As of 30 Sep 2025, 26 institutional investors reported holding 4,884,656 shares of Ribbon Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (RIBB). This represents 75% of the company’s total 6,471,291 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Ribbon Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (RIBB) together control 75% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
MIZUHO SECURITIES USA LLC 9% 582,000 0% 0.12% $5,860,740
BERKLEY W R CORP 7.1% 462,604 +5.7% 0.31% $4,737,065
WOLVERINE ASSET MANAGEMENT LLC 6.9% 444,185 -0.43% 0.07% $4,548,454
Polar Asset Management Partners Inc. 6.2% 400,000 0% 0.08% $4,096,000
RIVERNORTH CAPITAL MANAGEMENT, LLC 4.6% 300,000 0.18% $3,072,000
Hudson Bay Capital Management LP 3.9% 250,000 0% 0.02% $2,560,000
HGC Investment Management Inc. 3.9% 250,000 0.62% $2,560,000
Karpus Management, Inc. 3.5% 225,287 -0.1% 0.07% $2,306,939
MANGROVE PARTNERS IM, LLC 3.1% 203,000 0.15% $2,078,720
HEIGHTS CAPITAL MANAGEMENT, INC 3.1% 200,000 0% 0.65% $2,048,000
HEIGHTS CAPITAL MANAGEMENT, INC 3.1% 200,000 0% 0.65% $2,048,000
GLAZER CAPITAL, LLC 2.9% 189,895 -4.5% 0.07% $1,945,000
AQR Arbitrage LLC 2.9% 186,895 -1.6% 0.05% $1,913,805
TWO SIGMA INVESTMENTS, LP 2.5% 161,582 -2.7% 0% $1,654,600
D. E. Shaw & Co., Inc. 2.3% 150,000 0% 0% $1,536,000
TORONTO DOMINION BANK 2.2% 145,000 -21% 0% $1,484,800
GABELLI & Co INVESTMENT ADVISERS, INC. 2.2% 139,200 0% 0.23% $1,425,408
WHITEBOX ADVISORS LLC 1.9% 125,000 0% 0.02% $1,280,000
GABELLI FUNDS LLC 1.6% 105,800 0% 0.01% $1,083,392
GOLDMAN SACHS GROUP INC 0.93% 60,105 0% 0% $615,475
Centiva Capital, LP 0.62% 40,000 0% 0.04% $409,600
Dakota Wealth Management 0.45% 29,333 0% 0.01% $300,370
Warberg Asset Management LLC 0.28% 17,800 0% 0.05% $182,272
Clear Street Group Inc. 0.18% 11,852 0% 0% $121,364
UBS Group AG 0.08% 5,087 -0.74% 0% $52,091

Institutional Holders of Ribbon Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (RIBB) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 29,333 $304,477 $10.38 1
2025 Q3 4,884,656 $49,920,412 +$7,372,173 $10.24 26
2025 Q2 3,972,075 $40,234,233 +$8,053,092 $10.13 22
2025 Q1 3,180,050 $31,713,582 +$31,713,582 $9.98 17