Ameresco, Inc. (AMRC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

4,473,212Shares held by institutions

$110,622,533Value of institutional holdings

63.27%Institutional ownership %

11.15%Shares Changed QoQ

163No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Ameresco, Inc. (NYSE:AMRC) appears in 179 institutional 13F filings for the quarter ending December 2025.

They owned 63.1% of outstanding stock in December 2025, down from 63.2% the prior quarter.
Their total shares held in AMRC increased 2.09% from the prior quarter, while the number of investors in Ameresco increased 0.56% year over year.
Of these 179 holders, 90 added to their stakes in Ameresco, 54 trimmed positions, and 35 made no changes.
Altogether, these fund groups held 33.68Mn shares in AMRC by December 2025, up by 690.01K shares quarter on quarter, and up 1.2Mn shares year over year.
As of December 31, 2025, the biggest holder of Ameresco is WELLINGTON MANAGEMENT GROUP LLP at 3.9Mn shares, representing 7.31% of shares outstanding.
The largest buyers of Ameresco for the quarter ending December 2025 were FIRST TRUST ADVISORS LP (889.82K), Swedbank AB (624.0K), AMERICAN CENTURY COMPANIES INC (294.94K), DRIEHAUS CAPITAL MANAGEMENT LLC (289.96K), COOPER CREEK PARTNERS MANAGEMENT LLC (239.03K).
Leading sellers of Ameresco shares for the quarter ending December 2025 were Grantham, Mayo, Van Otterloo & Co. LLC (879.6K), WELLINGTON MANAGEMENT GROUP LLP (834.25K), Royal Bank Of Canada (285.78K), DnB Asset Management AS (249.55K), First Eagle Investment Management, LLC (145.7K).
Per Business Quant, the top 10 investors in AMRC for the quarter ending December 2025 include WELLINGTON MANAGEMENT GROUP LLP (3.9Mn), BlackRock, Inc. (2.47Mn), VANGUARD GROUP INC (2.41Mn), Grantham, Mayo, Van Otterloo & Co. LLC (2.32Mn), State Street Corp (1.32Mn), D. E. Shaw & Co., Inc. (1.28Mn), DIMENSIONAL FUND ADVISORS LP (1.27Mn), ROYCE & ASSOCIATES LP (1.07Mn), FIRST TRUST ADVISORS LP (1.07Mn), Granahan Investment Management, LLC (848.01K).

179 Institutional Holders

4,473,212 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	47,601	1.97%	$0.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	-834,252	-17.62%	$0.00
Redwood Grove Capital, LLC	31 Dec, 2025	-127,000	-20.50%	$0.00
Barclays Plc	31 Dec, 2025	-134,582	-69.33%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	2,478	0.10%	$0.00
UBS Group AG	31 Dec, 2025	-51,667	-11.51%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	20	0.00%	$0.00
Grantham, Mayo, Van Otterloo & Co. LLC	31 Dec, 2025	-879,601	-27.46%	$0.00
Russell Investments Group, Ltd.	31 Dec, 2025	-27,406	-10.98%	$0.00
State Street Corp	31 Dec, 2025	-137,222	-9.39%	$0.00
Trexquant Investment LP	31 Dec, 2025	64,592	52.12%	$0.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	122,936	10.65%	$0.00
Erste Asset Management GmbH	31 Dec, 2025	-21,830	-14.17%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	34,279	2.77%	$0.00
Universal- Beteiligungs- und Servicegesellschaft mbH	31 Dec, 2025	-17,283	-16.03%	$0.00
ROYCE & ASSOCIATES LP	31 Dec, 2025	102,782	10.66%	$0.00
Nuveen, LLC	31 Dec, 2025	0	0.00%	$0.00
FIRST TRUST ADVISORS LP	31 Dec, 2025	889,820	503.43%	$0.00
Squarepoint Ops LLC	31 Dec, 2025	-30,968	-29.92%	$0.00
Granahan Investment Management, LLC	31 Dec, 2025	-42,065	-4.73%	$0.00

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