Mizuho Securities USA’s Ribbon Acquisition Corp RIBB Stock Holding History

Mizuho Securities USA’s Portfolio RIBB Stock Details RIBB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$161K	Buy	+15,000	New	+$161K	﹤0.01%	678
2026 Q1	–	Sell	-12,398	Closed	-$128K	–	709
2025 Q4	$128K	Sell	12,398 -569,602	-98%	-$5.87M	﹤0.01%	681
2025 Q3	$5.86M	Hold	582,000	–	–	0.12%	170
2025 Q2	$5.83M	Hold	582,000	–	–	0.12%	172
2025 Q1	$5.79M	Buy	+582,000	New	+$5.8M	0.12%	168

Other funds holding RIBB

RCM

Rivernorth Capital Management West Palm Beach, Florida $2.1B AUM 2.15% 1-Year Est. Return

WCMNY

Westchester Capital Management (New York) Valhalla, New York $2.04B AUM 31.03% 1-Year Est. Return

WAM

Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return

WRBC

W.R. Berkley Corp Greenwich, Connecticut $2.18B AUM 13.58% 1-Year Est. Return

Hudson Bay Capital Management Stamford, Connecticut $36.8B AUM 42.13% 1-Year Est. Return

KIM

Karpus Investment Management Pittsford, New York $3.48B AUM 10.49% 1-Year Est. Return

AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

GCIA

Gabelli & Co Investment Advisers Rye, New York $688M AUM 63.39% 1-Year Est. Return

SCM

Shaolin Capital Management Miami, Florida $2.1B AUM 64.05% 1-Year Est. Return

Mizuho Securities USA's RIBB Position: Q2 2026 in Review

Mizuho Securities USA opened a new position in Ribbon Acquisition Corp (RIBB) in Q2 2026: 15,000 shares worth $161K. The stake represents ﹤0.01% of the portfolio and ranks #678 among its holdings. This is a return to the name: Mizuho Securities USA previously reported a position in RIBB as recently as Q4 2025.

Mizuho Securities USA first reported a position in RIBB in Q1 2025 and has held it in 5 quarters since. The position peaked at $5.86M in Q3 2025. 20 funds tracked by Wall St. Rank hold RIBB as of Q2 2026.

Mizuho Securities USA held 15,000 shares of Ribbon Acquisition Corp worth $161K as of Q2 2026.
Ribbon Acquisition Corp was a new Mizuho Securities USA position in Q2 2026.
Ribbon Acquisition Corp made up ﹤0.01% of Mizuho Securities USA's portfolio in Q2 2026, its #678 holding.
Mizuho Securities USA first reported a position in Ribbon Acquisition Corp in Q1 2025 and has held it in 5 quarters since.
Mizuho Securities USA's Ribbon Acquisition Corp position peaked at $5.86M in Q3 2025.
20 funds tracked by Wall St. Rank held Ribbon Acquisition Corp as of Q2 2026.

Based on Mizuho Securities USA's 13F filing for Q2 2026, filed 24 Jul 2026.