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CenterBook Partners’s Advanced Energy AEIS Stock Holding History

CenterBook Partners’s Portfolio AEIS Stock Details AEIS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$311K Sell
964
-13,525
-93% -$3.92M 0.02% 546
2025
Q4 		$3.03M Sell
14,489
-13,283
-48% -$2.7M 0.15% 191
2025
Q3 		$4.73M Buy
27,772
+6,426
+30% +$968K 0.23% 117
2025
Q2 		$2.83M Buy
21,346
+9,344
+78% +$1.03M 0.16% 172
2025
Q1 		$1.14M Buy
12,002
+3,490
+41% +$399K 0.07% 295
2024
Q4 		$984K Buy
+8,512
New +$957K 0.06% 335

Other funds holding AEIS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

CenterBook Partners's AEIS Position: Q1 2026 in Review

CenterBook Partners reduced its Advanced Energy (AEIS) stake by 93% in Q1 2026, selling an estimated $3.92M and leaving 964 shares worth $311K. The position accounts for 0.02% of the portfolio, ranked #546.

CenterBook Partners first reported a position in AEIS in Q4 2024 and has held it in 6 quarters since. The position peaked at $4.73M in Q3 2025. 575 funds tracked by Wall St. Rank hold AEIS as of Q1 2026.

  • CenterBook Partners held 964 shares of Advanced Energy worth $311K as of Q1 2026.
  • CenterBook Partners sold 13,525 Advanced Energy shares in Q1 2026, an estimated $3.92M.
  • Advanced Energy made up 0.02% of CenterBook Partners's portfolio in Q1 2026, its #546 holding.
  • CenterBook Partners first reported a position in Advanced Energy in Q4 2024 and has held it in 6 quarters since.
  • CenterBook Partners's Advanced Energy position peaked at $4.73M in Q3 2025.
  • 575 funds tracked by Wall St. Rank held Advanced Energy as of Q1 2026.

Based on CenterBook Partners's 13F filing for Q1 2026, filed 5 May 2026.