Montauk Renewables, Inc. (MNTK) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

1,905,183Shares held by institutions

$2,286,220Value of institutional holdings

14.54%Institutional ownership %

-3.72%Shares Changed QoQ

83No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Montauk Renewables, Inc. (NASDAQ:MNTK) appears in 79 institutional 13F filings for the quarter ending December 2025.

These investors collectively held 13.9% of Montauk Renewables's outstanding shares in December 2025, down from 14.5% in September 2025.
They decreased total shares held in Montauk Renewables by -4.06% from last quarter, and the number of investors in MNTK decreased 17.71% annually.
During the quarter, 27 of these 79 funds increased positions in MNTK, 34 reduced exposure, and 18 held steady.
Combined, these investors held 19.85Mn shares in MNTK for December 2025, down by 840.3K shares quarter on quarter, and down 2.85Mn shares year over year.
BlackRock, Inc. is the top holder of Montauk Renewables as of December 31, 2025, with 4.32Mn shares representing 3.02% of outstanding stock.
The largest buyers of Montauk Renewables for the quarter ending December 2025 were Rathbones Group PLC (92.0K), Morgan Stanley (91.58K), BlackRock, Inc. (57.52K), DEUTSCHE BANK AG\ (46.78K), GEODE CAPITAL MANAGEMENT, LLC (37.32K).
The largest sellers of Montauk Renewables for the quarter ending December 2025 were VANGUARD GROUP INC (422.57K), Jpmorgan Chase & Co (183.52K), MILLENNIUM MANAGEMENT LLC (176.08K), DIMENSIONAL FUND ADVISORS LP (143.5K), Barclays Plc (138.28K).
Per Business Quant data, the top 10 holders of Montauk Renewables for the quarter ending December 2025 are BlackRock, Inc. (4.32Mn), VANGUARD GROUP INC (3.53Mn), GEODE CAPITAL MANAGEMENT, LLC (1.72Mn), Baader Bank Aktiengesellschaft (1.6Mn), State Street Corp (1.39Mn), AMERICAN CENTURY COMPANIES INC (955.11K), DIMENSIONAL FUND ADVISORS LP (832.53K), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (544.65K), Northern Trust Corp (465.74K), Hosking Partners LLP (396.25K).

79 Institutional Holders

1,905,183 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	57,521	1.35%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-422,569	-10.69%	$0.00
Hosking Partners LLP	31 Dec, 2025	302	0.08%	$0.00
Barclays Plc	31 Dec, 2025	-274,640	-71.52%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	37,315	2.21%	$0.00
JTC Employer Solutions Trustee Ltd	31 Dec, 2025	0	0.00%	$0.00
Baader Bank Aktiengesellschaft	31 Dec, 2025	0	0.00%	$0.00
Nuveen, LLC	31 Dec, 2025	0	0.00%	$0.00
State Street Corp	31 Dec, 2025	-7,343	-0.53%	$0.00
UBS Group AG	31 Dec, 2025	-3,471	-4.79%	$0.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	0	0.00%	$0.00
Andina Capital Management, LLC	31 Dec, 2025	9,107	28.05%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	-143,504	-14.70%	$0.00
Russell Investments Group, Ltd.	31 Dec, 2025	-18,835	-36.63%	$0.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	-360	-0.07%	$0.00
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	31 Dec, 2025	98	0.31%	$0.00
Northern Trust Corp	31 Dec, 2025	-61,499	-11.66%	$0.00
R Squared Ltd	31 Dec, 2025	4,454	18.19%	$0.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	6,300	1.87%	$0.00
Police & Firemen's Retirement System of New Jersey	31 Dec, 2025	0	0.00%	$0.00

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