Who Owns Ameresco, Inc. (AMRC)?Hedge Fund & Institutional Holders

$25.19+0.47 (+1.90%)IndustrialsNYSE

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$InfinityT

% of Float Held

4.813778029838257e+280%

QoQ Change in Holders

+8 / -2

Price History

$8.66$17.30$25.94$34.59$43.23Sep 24Jun 25Mar 26

AMRC — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
FIRST TRUST ADVISORS LPIncreased+890K+$25.1B
GAGNON SECURITIES LLCNew Position+833K+$24.4B
Gagnon Advisors, LLCNew Position+473K+$13.8B
AMERICAN CENTURY COMPANIES INCIncreased+295K+$7.6B
DRIEHAUS CAPITAL MANAGEMENT LLCIncreased+290K+$7.6B
Universal- Beteiligungs- und Servicegesellschaft mbHNew Position+91K+$2.7B
CASTLEARK MANAGEMENT LLCNew Position+74K+$2.0B
BANK OF AMERICA CORP /DE/Increased+47K+$2.0B
Clean Yield GroupNew Position+63K+$1.8B
Penn Capital Management Company, LLCIncreased+63K+$1.8B
MILLENNIUM MANAGEMENT LLCIncreased+85K+$1.3B
ALPS ADVISORS INCNew Position+46K+$1.0B
CITADEL ADVISORS LLCNew Position+41K+$1.0B
PANAGORA ASSET MANAGEMENT INCNew Position+36K+$1.0B
BRIDGEWAY CAPITAL MANAGEMENT, LLCIncreased+86K+$988.6M

AMRC — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
WELLINGTON MANAGEMENT GROUP LLPDecreased-834K-$49.0B
Grantham, Mayo, Van Otterloo & Co. LLCDecreased-880K-$39.6B
ROYAL BANK OF CANADADecreased-286K-$12.7B
First Eagle Investment Management, LLCDecreased-146K-$7.4B
Redwood Grove Capital, LLCDecreased-127K-$6.4B
JANE STREET GROUP, LLCDecreased-23K-$6.0B
Portolan Capital Management, LLCClosed Position-175K-$5.9B
Invesco Ltd.Decreased-102K-$5.5B
Granahan Investment Management, LLCDecreased-42K-$5.1B
NORTHERN TRUST CORPDecreased-28K-$3.7B
BARCLAYS PLCDecreased-75K-$3.5B
Squarepoint Ops LLCDecreased-31K-$3.5B
UBS Group AGDecreased-52K-$3.4B
Russell Investments Group, Ltd.Decreased-27K-$3.4B
SCHRODER INVESTMENT MANAGEMENT GROUPClosed Position-94K-$3.2B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1Grantham, Mayo, Van Otterloo & Co. LLC2,323,792$68.0B173.82%Share
2WELLINGTON MANAGEMENT GROUP LLP2,307,102$67.0B11.74%Share
3DIMENSIONAL FUND ADVISORS LP1,213,717$35.0B7.34%Share
4D. E. Shaw & Co., Inc.1,218,140$35.0B19.19%Share
5WELLINGTON MANAGEMENT GROUP LLP1,182,626$34.0B5.96%Share
6ROYCE & ASSOCIATES LP1,066,792$31.2B316.84%Share
7FIRST TRUST ADVISORS LP1,066,571$31.0B22.53%Share
8Granahan Investment Management, LLC848,007$24.8B1.06%Share
9GAGNON SECURITIES LLC832,884$24.4B4.97%Share
10First Eagle Investment Management, LLC574,225$16.8B29.60%Share
11Bandera Partners LLC526,769$15.4B6.94%Share
12DRIEHAUS CAPITAL MANAGEMENT LLC504,658$14.8B100.40%Share
13Redwood Grove Capital, LLC492,625$14.4B4.11%Share
14ROYAL BANK OF CANADA483,823$14.0B2.28%Share
15Gagnon Advisors, LLC472,798$13.8B8.79%Share
16Invesco Ltd.453,807$13.3B2.04%Share
17Legal & General Group Plc464,743$13.0B2.88%Share
18UBS Group AG395,049$11.6B1.88%Share
19AMERICAN CENTURY COMPANIES INC395,175$11.0B5.53%Share
20BRIDGEWAY CAPITAL MANAGEMENT, LLC354,404$10.0B0.21%Share
21SILVERCREST ASSET MANAGEMENT GROUP LLC344,840$10.0B68.73%Share
22CHARLES SCHWAB INVESTMENT MANAGEMENT INC261,567$7.0B1.09%Share
23NORTHERN TRUST CORP225,710$6.0B0.76%Share
24Rock Point Advisors, LLC191,787$5.6B1.41%Share
25WELLINGTON MANAGEMENT GROUP LLP179,046$5.0B0.88%Share
26Russell Investments Group, Ltd.174,180$5.0B5.45%Share
27CONNORS INVESTOR SERVICES INC125,409$3.7B0.32%Share
28ROYAL BANK OF CANADA113,060$3.0B0.49%Share
29MILLENNIUM MANAGEMENT LLC136,089$3.0B1.26%Share
30Universal- Beteiligungs- und Servicegesellschaft mbH90,505$2.7B4.31%Share
31Penn Capital Management Company, LLC82,659$2.4B0.19%Share
32CASTLEARK MANAGEMENT LLC73,710$2.0B0.06%Share
33SUSQUEHANNA INTERNATIONAL GROUP, LLP102,300$2.0B0.23%Call
34Nuveen, LLC76,035$2.0B0.52%Share
35BANK OF AMERICA CORP /DE/71,942$2.0B0.15%Share
36CITADEL ADVISORS LLC74,900$2.0B0.30%Call
37Clean Yield Group62,742$1.8B0.51%Share
38BARCLAYS PLC57,847$1.0B0.24%Share
39GOLDMAN SACHS GROUP INC61,686$1.0B0.12%Share
40DIMENSIONAL FUND ADVISORS LP44,187$1.0B0.21%Share
41ALPS ADVISORS INC45,596$1.0B5.82%Share
42PANAGORA ASSET MANAGEMENT INC36,151$1.0B3.54%Share
43STATE OF WISCONSIN INVESTMENT BOARD44,823$1.0B2.24%Share
44MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.36,578$1.0B1.50%Share
45SUSQUEHANNA INTERNATIONAL GROUP, LLP45,979$1.0B0.12%Share
46Amundi51,576$1.0B0.27%Share
47CITADEL ADVISORS LLC41,069$1.0B0.15%Share
48Swiss National Bank65,100$1.0B0.60%Share
49WELLINGTON MANAGEMENT GROUP LLP65,837$1.0B0.18%Share
50WELLINGTON MANAGEMENT GROUP LLP67,990$1.0B0.18%Share

AMRC Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025188$586.4B+43
Q3 2025145$708.4B+6
Q2 2025139$199.1B-38
Q1 2025177$285.7B+18
Q4 2024159$10.2T+18
Q3 2024141$43.5T+1
Q2 2024140$51.1T+7
Q1 2024133$973.3T—

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As of Q4 2025, 50 institutional investors hold AMRC (Ameresco, Inc.). The largest holder is Grantham, Mayo, Van Otterloo & Co. LLC with $68.0B in shares. This quarter, 8 institutions opened new positions and 2 closed their positions.

Frequently Asked Questions

How many hedge funds own AMRC?

As of Q4 2025, 50 institutional investors report holding AMRC (Ameresco, Inc.) in their 13F filings.

Who is the largest institutional holder of AMRC?

The largest institutional holder of AMRC is Grantham, Mayo, Van Otterloo & Co. LLC with $68.0B in shares.

Is institutional ownership of AMRC increasing or decreasing?

This quarter, 8 institutions opened new positions in AMRC and 2 closed their positions.