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Castleark Management’s Ameresco AMRC Stock Holding History

Castleark 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
-73,710
Closed -$2.16M – 294
2025
Q4 		$2.16M Buy
+73,710
New +$2.59M 0.06% 199
2021
Q1 		– Sell
-94,762
Closed -$4.95M – 332
2020
Q4 		$4.95M Sell
94,762
-20,915
-18% -$901K 0.19% 139
2020
Q3 		$3.86M Buy
+115,677
New +$3.5M 0.15% 139

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

Castleark Management's AMRC Position: Q1 2026 in Review

Castleark Management sold out of Ameresco (AMRC) in Q1 2026, closing a stake of 73,710 shares — an estimated $2.16M sold.

Castleark Management first reported a position in AMRC in Q3 2020 and held it in 3 quarters. The position peaked at $4.95M in Q4 2020. 187 funds tracked by Wall St. Rank hold AMRC as of Q1 2026.

  • Castleark Management reported no remaining Ameresco position as of Q1 2026 after selling out during the quarter.
  • Castleark Management sold 73,710 Ameresco shares in Q1 2026, an estimated $2.16M.
  • Castleark Management first reported a position in Ameresco in Q3 2020 and held it in 3 quarters.
  • Castleark Management's Ameresco position peaked at $4.95M in Q4 2020.
  • 187 funds tracked by Wall St. Rank held Ameresco as of Q1 2026.

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