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Cliff Asness’s Ceco Environmental CECO Stock Holding History

Cliff Asness’s Portfolio CECO Stock Details CECO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$11.8M Buy
129,798
+36,641
+39% +$2.9M ﹤0.01% 1469
2026
Q1 		$5.55M Buy
93,157
+65,668
+239% +$4.22M ﹤0.01% 1684
2025
Q4 		$1.65M Buy
27,489
+11,007
+67% +$589K ﹤0.01% 2246
2025
Q3 		$844K Buy
16,482
+1,673
+11% +$70.8K ﹤0.01% 2534
2025
Q2 		$419K Sell
14,809
-2,695
-15% -$67.1K ﹤0.01% 2709
2025
Q1 		$399K Sell
17,504
-11,869
-40% -$316K ﹤0.01% 2551
2024
Q4 		$888K Sell
29,373
-90,161
-75% -$2.57M ﹤0.01% 1948
2024
Q3 		$3.37M Sell
119,534
-5,138
-4% -$145K ﹤0.01% 1238
2024
Q2 		$3.6M Buy
124,672
+60,925
+96% +$1.48M 0.01% 1181
2024
Q1 		$1.47M Buy
63,747
+7,711
+14% +$159K ﹤0.01% 1534
2023
Q4 		$1.14M Buy
56,036
+42,061
+301% +$767K ﹤0.01% 1555
2023
Q3 		$223K Buy
+13,975
New +$191K ﹤0.01% 2107
2020
Q1 		– Sell
-21,233
Closed -$163K – 2055
2019
Q4 		$163K Hold
21,233
– – ﹤0.01% 2037
2019
Q3 		$148K Buy
+21,233
New +$170K ﹤0.01% 2051
2018
Q3 		– Sell
-10,152
Closed -$62K – 2267
2018
Q2 		$62K Sell
10,152
-191
-2% -$1.05K ﹤0.01% 2298
2018
Q1 		$46K Sell
10,343
-52,349
-84% -$245K ﹤0.01% 2212
2017
Q4 		$322K Sell
62,692
-60,114
-49% -$405K ﹤0.01% 2050
2017
Q3 		$1.04M Sell
122,806
-9,547
-7% -$82K ﹤0.01% 1657
2017
Q2 		$1.22M Buy
132,353
+69,960
+112% +$705K ﹤0.01% 1598
2017
Q1 		$655K Buy
62,393
+26,530
+74% +$320K ﹤0.01% 1808
2016
Q4 		$500K Buy
35,863
+22,179
+162% +$270K ﹤0.01% 1929
2016
Q3 		$154K Buy
+13,684
New +$139K ﹤0.01% 2192

Other funds holding CECO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
DSCM
Divisadero Street Capital Management Miami, Florida $4.41B AUM 90.53% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Cliff Asness's CECO Position: Q2 2026 in Review

Cliff Asness increased its Ceco Environmental (CECO) stake by 39% in Q2 2026, buying an estimated $2.9M and bringing the position to 129,798 shares worth $11.8M. The position accounts for ﹤0.01% of the portfolio, ranked #1469.

Cliff Asness first reported a position in CECO in Q3 2016 and has held it in 22 quarters since. 341 funds tracked by Wall St. Rank hold CECO as of Q2 2026.

  • Cliff Asness held 129,798 shares of Ceco Environmental worth $11.8M as of Q2 2026.
  • Cliff Asness bought 36,641 Ceco Environmental shares in Q2 2026, an estimated $2.9M.
  • Ceco Environmental made up ﹤0.01% of Cliff Asness's portfolio in Q2 2026, its #1469 holding.
  • Cliff Asness first reported a position in Ceco Environmental in Q3 2016 and has held it in 22 quarters since.
  • 341 funds tracked by Wall St. Rank held Ceco Environmental as of Q2 2026.

Based on AQR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.