Ribbon Acquisition RIBB Institutional Ownership

NASDAQ RIBB

$8.21 -0.12 (-1.44%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

19 Institutions

Increased 4 21.1%

Unchanged 11 57.9%

Reduced 4 21.1%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

54.45%

▲+1.94 pp QoQ

Shares Held by Institutions

2.74Mn

of 5.03Mn outstanding

▼-1.32% QoQ

Shares Outstanding

5.03Mn

2.29Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

■0 vs prior quarter

Net Shares Added (QoQ)

-36.59K

distributed since last quarter

Value of Holdings

$22.50Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Ribbon Acquisition Corp. (NASDAQ:RIBB) has 19 institutional investors with active 13F positions as of June 2026.

These investors collectively held 54.4% of Ribbon Acquisition's outstanding shares in June 2026, up from 52.5% in March 2026.
They decreased total shares held in Ribbon Acquisition by -1.32% from the prior quarter, while the number of investors in RIBB decreased 13.64% year over year.
During the quarter, 4 of these 19 funds increased positions in RIBB, 4 reduced exposure, and 11 held steady.
Combined, these investors held 2.74Mn shares in RIBB for June 2026, down by 36.59K shares quarter on quarter, and down 1.23Mn shares year over year.
RIVERNORTH CAPITAL MANAGEMENT, LLC holds the largest position in RIBB at 400.0K shares as of June 30, 2026, or 7.95% of shares outstanding.
The most significant purchases of RIBB for the quarter ending June 2026 came from Clear Street Group Inc. (5.08K), Toronto Dominion Bank (2.34K), UBS Group AG (800), Berkley W R Corp (3).
Leading sellers of Ribbon Acquisition shares for the quarter ending June 2026 were GABELLI FUNDS LLC (25.0K), Shaolin Capital Management LLC (15.0K), WOLVERINE ASSET MANAGEMENT LLC (4.81K), Morgan Stanley (3).
According to Business Quant data, leading holders of RIBB for June 2026 are RIVERNORTH CAPITAL MANAGEMENT, LLC (400.0K), Westchester Capital Management, LLC (375.73K), Berkley W R Corp (297.59K), WOLVERINE ASSET MANAGEMENT LLC (295.98K), Hudson Bay Capital Management LP (250.0K), Karpus Management, Inc. (218.29K), AQR Arbitrage LLC (185.28K), D. E. Shaw & Co., Inc. (150.0K), GABELLI & Co INVESTMENT ADVISERS, INC. (139.2K), Shaolin Capital Management LLC (105.0K).

Form 13F Holdings

19 Institutional Holders

Report period 30 Jun, 2026

Total shares held 2.74Mn

Of outstanding 54.45%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	RIVERNORTH CAPITAL MANAGEMENT, LLC	0001447578	400,000	7.95%	0	0.00%	$4.33Mn
2	Westchester Capital Management, LLC	0001512805	375,734	7.47%	0	0.00%	$3.94Mn
3	Berkley W R Corp	0000011544	297,592	5.91%	▲3	+0.00%	$3.12Mn
4	WOLVERINE ASSET MANAGEMENT LLC	0001279891	295,983	5.88%	▼4,807	-1.60%	$3.18Mn
5	Hudson Bay Capital Management LP	0001393825	250,000	4.97%	0	0.00%	$2.69Mn
6	Karpus Management, Inc.	0001048703	218,287	4.34%	0	0.00%	$2.29Mn
7	AQR Arbitrage LLC	0001167456	185,283	3.68%	0	0.00%	$1.99Mn
8	D. E. Shaw & Co., Inc.	0001009207	150,000	2.98%	0	0.00%	$1.61Mn
9	GABELLI & Co INVESTMENT ADVISERS, INC.	0000932724	139,200	2.77%	0	0.00%	$1.50Mn
10	Shaolin Capital Management LLC	0001766806	105,000	2.09%	▼15,000	-12.50%	$1.13Mn
11	GABELLI FUNDS LLC	0001081407	80,797	1.61%	▼25,000	-23.63%	$869.38K
12	Clear Street Group Inc.	0001881567	68,476	1.36%	▲5,080	+8.01%	$736.80K
13	Goldman Sachs Group Inc	0000886982	60,105	1.19%	0	0.00%	$646.73K
14	Centiva Capital, LP	0001692507	40,000	0.79%	0	0.00%	$430.40K
15	Dakota Wealth Management	0001631353	29,333	0.58%	0	0.00%	$315.62K
16	Warberg Asset Management LLC	0001597506	21,826	0.43%	0	0.00%	$234.85K
17	Toronto Dominion Bank	0000947263	20,483	0.41%	▲2,340	+12.90%	$220.40K
18	UBS Group AG	0001610520	2,286	0.05%	▲800	+53.84%	$24.60K
19	Morgan Stanley	0000895421	47	0.00%	▼3	-6.00%	$506