AMRC
Ameresco, Inc.Company with tickers: AMRC
CIK
1488139
CUSIP
02361E108
Shares Outstanding
34,951,417
13F Activity (30d)
162 filings
160 filers
Holders: 186
Total Value: $849,758,163
Total Shares: 33,323,852
Showing 1–100
of 191 holdings by value
· page 1 of 2
Institutional Ownership Trend
Holder Concentration
Across 186 13F filers · Δ vs Dec 31, 2025Top Holder
10.6%
−1.1 pts
Top 5
33.1%
−4.1 pts
Top 10
49.9%
−3.9 pts
HHI
366
Broadly held
−54
Quarterly Activity
vs Dec 31, 2025
New
38
Increased
66
Decreased
50
Sold Out
39
Unchanged
32
Holder count:
-1
Institutional value:
-13.1%
Shares held:
-0.2%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Large Swedbank AB | +275,000 | 645,000 | |
| Mid ROYCE & ASSOCIATES LP | +183,116 | 1,249,908 | |
| Mega CITADEL ADVISORS LLC | +181,467 | 317,536 | |
| Mega DIMENSIONAL FUND ADVISORS LP | +167,068 | 1,439,669 | |
| Large Handelsbanken Fonder AB | +164,317 | 815,153 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega FIRST TRUST ADVISORS LP | −892,561 | 174,010 | |
| Mega WELLINGTON MANAGEMENT GROUP LLP | −359,756 | 3,541,577 | |
| Mid Granahan Investment Management, LLC | −217,934 | 630,073 | |
| Large Trexquant Investment LP | −138,209 | 50,311 | |
| Mega Invesco Ltd. | −135,876 | 337,073 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 1,358,899 | $34,651,924 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC | 845,869 | $21,569,659 | |
| Mid EXCHANGE TRADED CONCEPTS, LLC | 310,350 | $7,913,925 | |
| Large Balyasny Asset Management L.P. | 227,505 | $5,801,377 | |
| Large Empowered Funds, LLC | 225,628 | $5,753,514 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD GROUP INC | 2,414,838 | $70,730,601 | |
| Large Driehaus Capital Management LLC | 504,658 | $14,781,432 | |
| Mid COOPER CREEK PARTNERS MANAGEMENT LLC | 391,957 | $11,480,420 | |
| Mid CASTLEARK MANAGEMENT LLC | 73,710 | $2,158,965 | |
| Large Verition Fund Management LLC | 68,019 | $1,992,276 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mega WELLINGTON MANAGEMENT GROUP LLP | $90,310,212 | 10.63% | 3,541,577 | Shares | Defined | 2026-05-15 | ||||
| Mega BlackRock, Inc. | $62,648,168 | 7.37% | 2,456,791 | Shares | Sole | 2026-05-13 | ||||
| Large Grantham, Mayo, Van Otterloo & Co. LLC | $56,855,667 | 6.69% | 2,229,634 | Shares | Sole | 2026-05-14 | ||||
| Mega DIMENSIONAL FUND ADVISORS LP | $36,711,558 | 4.32% | 1,439,669 | Shares | Sole | 2026-05-07 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $34,651,924 | 4.08% | 1,358,899 | Shares | Defined | 2026-05-15 | ||||
| Mega STATE STREET CORP | $33,902,581 | 3.99% | 1,329,513 | Shares | Defined | 2026-05-15 | ||||
| Mega D. E. Shaw & Co., Inc. | $32,435,209 | 3.82% | 1,271,969 | Shares | Defined | 2026-05-15 | ||||
| Mid ROYCE & ASSOCIATES LP | $31,872,654 | 3.75% | 1,249,908 | Shares | Sole | 2026-05-12 | ||||
| Large DNB Asset Management AS | $23,008,293 | 2.71% | 902,286 | Shares | Other | 2026-05-14 | ||||
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC | $21,569,659 | 2.54% | 845,869 | Shares | Defined | 2026-05-15 | ||||
| Small GAGNON SECURITIES LLC Broker-Dealer | $21,421,606 | 2.52% | 840,063 | Shares | Sole | 2026-04-22 | ||||
| Large Handelsbanken Fonder AB | $20,786,401 | 2.45% | 815,153 | Shares | Sole | 2026-04-28 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $20,217,751 | 2.38% | 792,853 | Shares | Defined | 2026-05-15 | ||||
| Mega MORGAN STANLEY | $17,100,860 | 2.01% | 670,622 | Shares | Defined | 2026-05-15 | ||||
| Large Swedbank AB Bank | $16,447,500 | 1.94% | 645,000 | Shares | Defined | 2026-04-29 | ||||
| Mid Granahan Investment Management, LLC | $16,066,861 | 1.89% | 630,073 | Shares | Sole | 2026-05-15 | ||||
| Large First Eagle Investment Management, LLC | $14,161,016 | 1.67% | 555,334 | Shares | Sole | 2026-05-14 | ||||
| Mega Legal & General Group Plc | $14,004,854 | 1.65% | 549,210 | Shares | Defined | 2026-05-08 | ||||
| Mega AMERICAN CENTURY COMPANIES INC | $13,416,927 | 1.58% | 526,154 | Shares | Defined | 2026-05-15 | ||||
| Mega ROYAL BANK OF CANADA Bank | $12,855,773 | 1.51% | 504,148 | Shares | Defined | 2026-05-15 | ||||
| Small Bandera Partners LLC | $12,145,879 | 1.43% | 476,309 | Shares | Other | 2026-05-13 | ||||
| Small Gagnon Advisors, LLC | $12,056,349 | 1.42% | 472,798 | Shares | Sole | 2026-04-22 | ||||
| Small Redwood Grove Capital, LLC | $11,972,887 | 1.41% | 469,525 | Shares | Sole | 2026-05-15 | ||||
| Mega UBS Group AG | $10,662,314 | 1.25% | 418,130 | Shares | Defined | 2026-05-05 | ||||
| Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC | $9,488,550 | 1.12% | 372,100 | Shares | Sole | 2026-05-15 | ||||
| Mega Invesco Ltd. | $8,595,360 | 1.01% | 337,073 | Shares | Defined | 2026-05-12 | ||||
| Large SILVERCREST ASSET MANAGEMENT GROUP LLC | $7,925,400 | 0.93% | 310,800 | Shares | Sole | 2026-05-15 | ||||
| Mid EXCHANGE TRADED CONCEPTS, LLC | $7,913,925 | 0.93% | 310,350 | Shares | Sole | 2026-04-15 | ||||
| Mega NORTHERN TRUST CORP Bank | $6,941,533 | 0.82% | 272,217 | Shares | Other | 2026-05-14 | ||||
| Mega GOLDMAN SACHS GROUP INC | $6,614,827 | 0.78% | 259,405 | Shares | Defined | 2026-05-15 | ||||
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $6,441,096 | 0.76% | 252,592 | Shares | Sole | 2026-05-15 | ||||
| Mega MILLENNIUM MANAGEMENT LLC | $6,434,670 | 0.76% | 252,340 | Shares | Sole | 2026-05-15 | ||||
| Large Balyasny Asset Management L.P. | $5,801,377 | 0.68% | 227,505 | Shares | Sole | 2026-05-15 | ||||
| Large Empowered Funds, LLC | $5,753,514 | 0.68% | 225,628 | Shares | Other | 2026-05-15 | ||||
| Large TUDOR INVESTMENT CORP ET AL | $5,488,722 | 0.65% | 215,244 | Shares | Defined | 2026-05-15 | ||||
| Mega CITADEL ADVISORS LLC | $5,440,068 | 0.64% | 213,336 | Shares | Defined | 2026-05-15 | ||||
| Large Russell Investments Group, Ltd. | $5,388,302 | 0.63% | 211,306 | Shares | Defined | 2026-05-08 | ||||
| Small Rock Point Advisors, LLC | $5,383,942 | 0.63% | 211,135 | Shares | Sole | 2026-05-14 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $5,135,878 | 0.60% | 201,407 | Shares | Defined | 2026-05-15 | ||||
| Mid Guinness Asset Management LTD | $4,766,766 | 0.56% | 186,932 | Shares | Sole | 2026-04-21 | ||||
| Large DekaBank Deutsche Girozentrale Bank | $4,715,842 | 0.55% | 184,935 | Shares | Defined | 2026-05-07 | ||||
| Mega FIRST TRUST ADVISORS LP | $4,437,255 | 0.52% | 174,010 | Shares | Sole | 2026-05-13 | ||||
| Mega BNP PARIBAS ARBITRAGE, SA | $3,880,309 | 0.46% | 152,169 | Shares | Defined | 2026-05-12 | ||||
| Large Baird Financial Group, Inc. | $3,838,285 | 0.45% | 150,521 | Shares | Defined | 2026-05-14 | ||||
| Large Erste Asset Management GmbH | $3,733,047 | 0.44% | 146,394 | Shares | Sole | 2026-05-11 | ||||
| Small HUSSMAN STRATEGIC ADVISORS, INC. | $3,213,000 | 0.38% | 126,000 | Shares | Sole | 2026-05-11 | ||||
| Small CONNORS INVESTOR SERVICES INC | $3,202,953 | 0.38% | 125,606 | Shares | Sole | 2026-05-15 | ||||
| Mega BANK OF AMERICA CORP /DE/ Bank | $3,198,745 | 0.38% | 125,441 | Shares | Defined | 2026-05-18 | ||||
| Large PANAGORA ASSET MANAGEMENT INC | $3,190,407 | 0.38% | 125,114 | Shares | Sole | 2026-05-14 | ||||
| Mid SEGALL BRYANT & HAMILL, LLC | $3,152,973 | 0.37% | 123,646 | Shares | Sole | 2026-05-15 | ||||
| Mega Bank of New York Mellon Corp Bank | $2,968,607 | 0.35% | 116,416 | Shares | Defined | 2026-05-05 | ||||
| Large Qube Research & Technologies Ltd | $2,745,508 | 0.32% | 107,667 | Shares | Sole | 2026-05-15 | ||||
| Large KBC Group NV | $2,496,577 | 0.29% | 97,905 | Shares | Defined | 2026-05-07 | ||||
| Mega CITADEL ADVISORS LLC | $2,404,650 | 0.28% | 94,300 | Call | Defined | 2026-05-15 | ||||
| Large MARSHALL WACE, LLP | $2,222,988 | 0.26% | 87,176 | Shares | Other | 2026-05-15 | ||||
| Mid Penn Capital Management Company, LLC | $2,066,545 | 0.24% | 81,041 | Shares | Sole | 2026-05-07 | ||||
| Mega Nuveen, LLC | $2,033,165 | 0.24% | 79,732 | Shares | Defined | 2026-04-30 | ||||
| Mega JANE STREET GROUP, LLC | $1,826,335 | 0.21% | 71,621 | Shares | Defined | 2026-05-12 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1,795,200 | 0.21% | 70,400 | Call | Other | 2026-05-15 | ||||
| Small Clean Yield Group | $1,694,755 | 0.20% | 66,461 | Shares | Sole | 2026-04-14 | ||||
| Mega Swiss National Bank Bank | $1,660,050 | 0.20% | 65,100 | Shares | Sole | 2026-05-07 | ||||
| Mega Amundi | $1,504,653 | 0.18% | 59,006 | Shares | Defined | 2026-05-18 | ||||
| Mid HARBOR CAPITAL ADVISORS, INC. | $1,442,917 | 0.17% | 56,585 | Shares | Sole | 2026-04-28 | ||||
| Mega JPMORGAN CHASE & CO | $1,431,925 | 0.17% | 56,154 | Shares | Defined | 2026-05-13 | ||||
| Large Universal- Beteiligungs- und Servicegesellschaft mbH | $1,348,338 | 0.16% | 52,876 | Shares | Defined | 2026-05-11 | ||||
| Large Trexquant Investment LP | $1,282,930 | 0.15% | 50,311 | Shares | Sole | 2026-05-15 | ||||
| Large ALPS ADVISORS INC | $1,251,693 | 0.15% | 49,086 | Shares | Defined | 2026-05-08 | ||||
| Large STOREBRAND ASSET MANAGEMENT AS | $1,248,709 | 0.15% | 48,969 | Shares | Sole | 2026-05-05 | ||||
| Mega RHUMBLINE ADVISERS | $1,216,656 | 0.14% | 47,712 | Shares | Sole | 2026-05-12 | ||||
| Mega WELLS FARGO & COMPANY/MN | $1,159,586 | 0.14% | 45,474 | Shares | Defined | 2026-05-11 | ||||
| Large STATE OF WISCONSIN INVESTMENT BOARD | $1,125,723 | 0.13% | 44,146 | Shares | Sole | 2026-05-15 | ||||
| Large JUPITER ASSET MANAGEMENT LTD | $1,050,166 | 0.12% | 41,183 | Shares | Sole | 2026-05-12 | ||||
| Mega PRICE T ROWE ASSOCIATES INC /MD/ | $1,032,852 | 0.12% | 40,504 | Shares | Defined | 2026-05-15 | ||||
| Mid ALGERT GLOBAL LLC | $987,870 | 0.12% | 38,740 | Shares | Sole | 2026-05-14 | ||||
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund | $962,293 | 0.11% | 37,737 | Shares | Defined | 2026-05-15 | ||||
| Mega ALLIANCEBERNSTEIN L.P. | $952,170 | 0.11% | 37,340 | Shares | Defined | 2026-05-15 | ||||
| Mid GSA CAPITAL PARTNERS LLP | $908,590 | 0.11% | 35,631 | Shares | Sole | 2026-05-08 | ||||
| Small MOODY NATIONAL BANK TRUST DIVISION Bank | $904,255 | 0.11% | 35,461 | Shares | Defined | 2026-04-09 | ||||
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $869,753 | 0.10% | 34,108 | Shares | Defined | 2026-05-13 | ||||
| Large CAPITAL FUND MANAGEMENT S.A. | $865,393 | 0.10% | 33,937 | Shares | Sole | 2026-05-14 | ||||
| Small Counterpoint Mutual Funds LLC Mutual Fund | $786,904 | 0.09% | 30,859 | Shares | Sole | 2026-04-27 | ||||
| Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension | $762,603 | 0.09% | 29,906 | Shares | Sole | 2026-05-18 | ||||
| Mid SteelPeak Wealth, LLC | $760,308 | 0.09% | 29,816 | Shares | Sole | 2026-05-05 | ||||
| Mega CITIGROUP INC | $757,936 | 0.09% | 29,723 | Shares | Defined | 2026-05-11 | ||||
| Mid DARK FOREST CAPITAL MANAGEMENT LP | $723,919 | 0.09% | 28,389 | Shares | Sole | 2026-05-15 | ||||
| Mega DEUTSCHE BANK AG\ Bank | $722,134 | 0.08% | 28,319 | Shares | Defined | 2026-05-06 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $721,777 | 0.08% | 28,305 | Shares | Other | 2026-05-15 | ||||
| Large Janney Montgomery Scott LLC | $703,137 | 0.08% | 27,574 | Shares | Sole | 2026-04-22 | ||||
| Mega TWO SIGMA INVESTMENTS, LP | $684,751 | 0.08% | 26,853 | Shares | Sole | 2026-05-15 | ||||
| Large FULLER & THALER ASSET MANAGEMENT, INC. | $684,445 | 0.08% | 26,841 | Shares | Sole | 2026-05-14 | ||||
| Mega HSBC HOLDINGS PLC | $651,219 | 0.08% | 25,538 | Shares | Defined | 2026-04-30 | ||||
| Small CoreCommodity Management, LLC | $625,311 | 0.07% | 24,522 | Shares | Sole | 2026-05-15 | ||||
| Mega FRANKLIN RESOURCES INC | $599,912 | 0.07% | 23,526 | Shares | Defined | 2026-05-13 | ||||
| Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank | $592,518 | 0.07% | 23,236 | Shares | Sole | 2026-05-15 | ||||
| Mega JANE STREET GROUP, LLC | $589,050 | 0.07% | 23,100 | Call | Defined | 2026-05-12 | ||||
| Micro Kuhn & Co Investment Counsel | $577,575 | 0.07% | 22,650 | Shares | Sole | 2026-05-12 | ||||
| Small IRONWOOD INVESTMENT MANAGEMENT LLC | $571,302 | 0.07% | 22,404 | Shares | Sole | 2026-05-15 | ||||
| Large Cambridge Investment Research Advisors, Inc. | $547,383 | 0.06% | 21,466 | Shares | Sole | 2026-04-30 | ||||
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $507,858 | 0.06% | 19,916 | Shares | Defined | 2026-05-15 | ||||
| Large Allspring Global Investments Holdings, LLC | $496,230 | 0.06% | 19,460 | Shares | Defined | 2026-05-05 | ||||
| No holders match your search. | ||||||||||