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Driehaus Capital Management’s Ameresco AMRC Stock Holding History

Driehaus Capital Management’s Portfolio AMRC Stock Details AMRC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-504,658
Closed -$14.8M – 360
2025
Q4 		$14.8M Buy
504,658
+289,959
+135% +$10.2M 0.1% 235
2025
Q3 		$7.21M Buy
+214,699
New +$4.91M 0.05% 308
2023
Q1 		– Sell
-285,265
Closed -$16.3M – 386
2022
Q4 		$16.3M Sell
285,265
-148,702
-34% -$9.06M 0.24% 144
2022
Q3 		$28.9M Buy
+433,967
New +$26.6M 0.44% 75
2022
Q1 		– Sell
-256,615
Closed -$20.9M – 379
2021
Q4 		$20.9M Buy
256,615
+119,835
+88% +$9.58M 0.21% 144
2021
Q3 		$7.99M Buy
+136,780
New +$9.01M 0.09% 263
2021
Q1 		– Sell
-191,319
Closed -$9.99M – 439
2020
Q4 		$9.99M Sell
191,319
-70,286
-27% -$3.03M 0.16% 177
2020
Q3 		$8.74M Sell
261,605
-7,875
-3% -$238K 0.18% 147
2020
Q2 		$7.49M Buy
+269,480
New +$5.43M 0.18% 149
2019
Q2 		– Sell
-331,230
Closed -$5.36M – 464
2019
Q1 		$5.36M Buy
331,230
+31,867
+11% +$500K 0.2% 136
2018
Q4 		$4.22M Buy
+299,363
New +$4.22M 0.18% 152

Other funds holding AMRC

Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $44.4B AUM 36.05% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $35.7B AUM 27.58% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Driehaus Capital Management's AMRC Position: Q1 2026 in Review

Driehaus Capital Management sold out of Ameresco (AMRC) in Q1 2026, closing a stake of 504,658 shares — an estimated $14.8M sold.

Driehaus Capital Management first reported a position in AMRC in Q4 2018 and held it in 11 quarters. The position peaked at $28.9M in Q3 2022. 187 funds tracked by Wall St. Rank hold AMRC as of Q1 2026.

  • Driehaus Capital Management reported no remaining Ameresco position as of Q1 2026 after selling out during the quarter.
  • Driehaus Capital Management sold 504,658 Ameresco shares in Q1 2026, an estimated $14.8M.
  • Driehaus Capital Management first reported a position in Ameresco in Q4 2018 and held it in 11 quarters.
  • Driehaus Capital Management's Ameresco position peaked at $28.9M in Q3 2022.
  • 187 funds tracked by Wall St. Rank held Ameresco as of Q1 2026.

Based on Driehaus Capital Management's 13F filing for Q1 2026, filed 15 May 2026.