Rimini Street, Inc. (RMNI) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

91,559,574Shares Outstanding

30,281,020Shares held by institutions

$92,054,301Value of institutional holdings

68.32%Institutional ownership %

3.76%Shares Changed QoQ

104No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Rimini Street, Inc. (NASDAQ:RMNI) is held by 104 institutional firms.

Rimini Street saw its institutional ownership percentage rose to 68.3% in December 2025 from 67.5% in September 2025.
The company experienced a 3.76% quarterly change in institutional shares held, alongside an increase of 5.05% in total owners annually.
A review of institutional activity for Rimini Street shows 46 of 104 filers increasing their positions, while 36 reduced their stake, and 22 remained unchanged.
The total number of shares held by institutions in Rimini Street increased to 62.55Mn as of December 2025, a net change of up by 2.27Mn shares quarter on quarter, and up 4.25Mn shares year over year.
ADAMS STREET PARTNERS LLC's holding of 23.57Mn shares as of December 31, 2025 makes it the primary institutional investor in Rimini Street, owning 25.74% of the stock.
Among the most significant buyers of Rimini Street during December 2025 were Samjo Management, LLC (722.75K), Mink Brook Asset Management LLC (550.17K), IMMERSION CORP (526.45K), ACADIAN ASSET MANAGEMENT LLC (285.60K), BNP Paribas Asset Management Holding S.A. (265.96K).
Leading sellers of Rimini Street stock in December 2025 included Caption Management, LLC (454.55K), Voss Capital, LP (180.00K), UBS Group AG (163.70K), TWO SIGMA INVESTMENTS, LP (157.68K), Bank of New York Mellon Corp (80.66K).
The top 10 institutional holders of Rimini Street for the quarter ending December 2025 included ADAMS STREET PARTNERS LLC (23.57Mn), Conifer Management, L.L.C. (5.91Mn), VANGUARD GROUP INC (4.50Mn), BROOKTREE CAPITAL MANAGEMENT (3.84Mn), BlackRock, Inc. (3.42Mn), ACADIAN ASSET MANAGEMENT LLC (2.50Mn), Caption Management, LLC (2.24Mn), Pacific Ridge Capital Partners, LLC (1.86Mn), Mink Brook Asset Management LLC (1.30Mn), Samjo Management, LLC (1.21Mn).

104 Institutional Holders

30,281,020 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
ADAMS STREET PARTNERS LLC	31 Dec, 2025	23,565,433	0	0.00%	$91,433,880.00
Conifer Management, L.L.C.	31 Dec, 2025	5,913,199	0	0.00%	$22,943,212.00
VANGUARD GROUP INC	31 Dec, 2025	4,496,627	45,006	1.01%	$17,446,913.00
BROOKTREE CAPITAL MANAGEMENT	31 Dec, 2025	3,836,703	-60,673	-1.56%	$14,886,408.00
BlackRock, Inc.	31 Dec, 2025	3,415,603	-14,783	-0.43%	$13,252,539.00
ACADIAN ASSET MANAGEMENT LLC	31 Dec, 2025	2,500,627	285,599	12.89%	$9,694.00
Caption Management, LLC	31 Dec, 2025	2,237,860	-454,552	-16.88%	$8,682,897.00
Pacific Ridge Capital Partners, LLC	31 Dec, 2025	1,857,512	159,673	9.40%	$7,207,147.00
Mink Brook Asset Management LLC	31 Dec, 2025	1,299,741	550,167	73.40%	$5,042,995.00
Samjo Management, LLC	31 Dec, 2025	1,207,750	722,750	149.02%	$4,686,070.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,153,192	-50,418	-4.19%	$4,475,422.00
STATE STREET CORP	31 Dec, 2025	1,055,183	616	0.06%	$4,094,110.00
HERALD INVESTMENT MANAGEMENT Ltd	31 Dec, 2025	1,000,000	150,000	17.65%	$3,870,000.00
Manatuck Hill Partners, LLC	31 Dec, 2025	639,115	34,475	5.70%	$2,479,766.00
IMMERSION CORP	31 Dec, 2025	526,450	526,450	0.00%	$2,042,626.00
NORTHERN TRUST CORP	31 Dec, 2025	451,478	-26,157	-5.48%	$1,751,735.00
Connor, Clark & Lunn Investment Management Ltd.	31 Dec, 2025	451,330	-74,034	-14.09%	$1,751,160.00
Boston Partners	31 Dec, 2025	426,074	-8,312	-1.91%	$1,653,170.00
MORGAN STANLEY	31 Dec, 2025	391,369	-58,365	-12.98%	$1,518,511.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	354,200	0	0.00%	$1,374,296.00

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