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Hedge Funds Tracker

CECO

CECO ENVIRONMENTAL CORP
Funds Buying15
Funds Selling13
# Funds Holding28
Total Value Held$610.2M

Current Holders

FundSharesValue% of PortfolioAs OfLatest MoveLatest Share Change
Geode Capital Management1,460,389$132.5M0%2026-06-30ADDED+604,256
Capital World Investors1,157,200$105.0M0%2026-06-30ADDED+102,120
Two Sigma Investments1,013,412$92.0M0%2026-06-30ADDED+53,714
Arrowstreet Capital568,484$51.6M0%2026-06-30ADDED+453,242
Charles Schwab Investment Management442,654$40.2M0%2026-06-30ADDED+195,155
First Eagle Investment Management274,322$24.9M0%2026-06-30ADDED+31,811
Millennium Management259,494$23.5M0%2026-06-30ADDED+247,726
Loomis Sayles219,963$20.0M0%2026-06-30TRIMMED-9,051
Citadel Advisors200,228$18.2M0%2026-06-30TRIMMED-48,158
Point72 Asset Management196,130$17.8M0%2026-06-30ADDED+37,051
Walleye Capital169,886$15.4M0%2026-06-30ADDED+131,437
Farallon Capital Management234,000$13.9M0%2026-03-31CLOSED-234,000
Polen Capital Management137,977$12.5M0%2026-06-30TRIMMED-5,254
AQR Capital Management129,798$11.8M0%2026-06-30ADDED+36,641
Qube Research & Technologies81,933$7.4M0%2026-06-30NEW+81,933
Squarepoint Ops79,708$7.2M0%2026-06-30TRIMMED-85,558
Marshall Wace57,886$5.3M0%2026-06-30TRIMMED-194,018
Diamond Hill Capital Management45,916$4.2M0%2026-06-30NEW+45,916
Hudson Bay Capital Management40,137$3.6M0%2026-06-30ADDED+5,137
VGI Partners (now Regal Partners)9,195$0.8M0%2026-06-30NEW+9,195
Verition Fund Management13,200$0.8M0%2025-12-31CLOSED-13,200
Victory Capital Management5,462$0.5M0%2026-06-30NEW+5,462
Man Group5,628$0.3M0%2026-03-31CLOSED-5,628
D. E. Shaw & Co.10,849$0.3M0%2025-06-30CLOSED-10,849
Graham Capital Management9,582$0.2M0%2024-03-31CLOSED-9,582
Bridgewater Associates2,365$0.2M0%2026-06-30TRIMMED-6,923
Millburn Ridgefield587$0.0M0%2024-09-30CLOSED-587
Renaissance Technologies98,783$0.0M0%2023-12-31CLOSED-98,783

Move History

QuarterFundActionPrev SharesNew SharesValue Change
2026-03-31 → 2026-06-30Citadel AdvisorsTRIMMED248,386200,228$3.4M
2026-03-31 → 2026-06-30Bridgewater AssociatesTRIMMED9,2882,365-$0.3M
2026-03-31 → 2026-06-30Point72 Asset ManagementADDED159,079196,130$8.3M
2026-03-31 → 2026-06-30Two Sigma InvestmentsADDED959,6981,013,412$34.8M
2026-03-31 → 2026-06-30Millennium ManagementADDED11,768259,494$22.8M
2026-03-31 → 2026-06-30AQR Capital ManagementADDED93,157129,798$6.2M
2026-03-31 → 2026-06-30Farallon Capital ManagementCLOSED234,0000-$13.9M
2026-03-31 → 2026-06-30Marshall WaceTRIMMED251,90457,886-$9.8M
2026-03-31 → 2026-06-30First Eagle Investment ManagementADDED242,511274,322$10.4M
2026-03-31 → 2026-06-30Polen Capital ManagementTRIMMED143,231137,977$4.0M
2026-03-31 → 2026-06-30VGI Partners (now Regal Partners)NEW09,195$0.8M
2026-03-31 → 2026-06-30Arrowstreet CapitalADDED115,242568,484$44.7M
2026-03-31 → 2026-06-30Diamond Hill Capital ManagementNEW045,916$4.2M
2026-03-31 → 2026-06-30Geode Capital ManagementADDED856,1331,460,389$81.5M
2026-03-31 → 2026-06-30Capital World InvestorsADDED1,055,0801,157,200$42.1M
2026-03-31 → 2026-06-30Loomis SaylesTRIMMED229,014219,963$6.3M
2026-03-31 → 2026-06-30Charles Schwab Investment ManagementADDED247,499442,654$25.4M
2026-03-31 → 2026-06-30Victory Capital ManagementNEW05,462$0.5M
2026-03-31 → 2026-06-30Walleye CapitalADDED38,449169,886$13.1M
2026-03-31 → 2026-06-30Squarepoint OpsTRIMMED165,26679,708-$2.6M
2026-03-31 → 2026-06-30Qube Research & TechnologiesNEW081,933$7.4M
2026-03-31 → 2026-06-30Man GroupCLOSED5,6280-$0.3M
2026-03-31 → 2026-06-30Hudson Bay Capital ManagementADDED35,00040,137$1.6M
2025-12-31 → 2026-03-31Citadel AdvisorsADDED70,562248,386$10.6M
2025-12-31 → 2026-03-31Bridgewater AssociatesNEW09,288$0.6M
2025-12-31 → 2026-03-31Point72 Asset ManagementNEW0159,079$9.5M
2025-12-31 → 2026-03-31Two Sigma InvestmentsADDED525,567959,698$25.7M
2025-12-31 → 2026-03-31Millennium ManagementTRIMMED38,57711,768-$1.6M
2025-12-31 → 2026-03-31AQR Capital ManagementADDED27,48993,157$3.9M
2025-12-31 → 2026-03-31Farallon Capital ManagementNEW0234,000$13.9M
2025-12-31 → 2026-03-31Marshall WaceADDED7,800251,904$14.5M
2025-12-31 → 2026-03-31First Eagle Investment ManagementTRIMMED366,867242,511-$7.5M
2025-12-31 → 2026-03-31Polen Capital ManagementADDED69,775143,231$4.4M
2025-12-31 → 2026-03-31Arrowstreet CapitalADDED28,069115,242$5.2M
2025-12-31 → 2026-03-31Geode Capital ManagementADDED729,700856,133$7.3M
2025-12-31 → 2026-03-31Capital World InvestorsADDED333,0981,055,080$42.9M
2025-12-31 → 2026-03-31Loomis SaylesTRIMMED327,509229,014-$6.0M
2025-12-31 → 2026-03-31Charles Schwab Investment ManagementTRIMMED253,726247,499-$0.4M
2025-12-31 → 2026-03-31Victory Capital ManagementCLOSED3,4880-$0.2M
2025-12-31 → 2026-03-31Verition Fund ManagementCLOSED13,2000-$0.8M
2025-12-31 → 2026-03-31Walleye CapitalNEW038,449$2.3M
2025-12-31 → 2026-03-31Squarepoint OpsADDED73,544165,266$5.4M
2025-12-31 → 2026-03-31Man GroupNEW05,628$0.3M
2025-12-31 → 2026-03-31Hudson Bay Capital ManagementNEW035,000$2.1M
2025-09-30 → 2025-12-31Citadel AdvisorsTRIMMED351,64870,562-$13.8M
2025-09-30 → 2025-12-31Two Sigma InvestmentsADDED302,691525,567$16.0M
2025-09-30 → 2025-12-31Millennium ManagementTRIMMED109,83038,577-$3.3M
2025-09-30 → 2025-12-31AQR Capital ManagementADDED16,48227,489$0.8M
2025-09-30 → 2025-12-31Marshall WaceTRIMMED34,9997,800-$1.3M
2025-09-30 → 2025-12-31First Eagle Investment ManagementTRIMMED434,256366,867-$0.3M
2025-09-30 → 2025-12-31Polen Capital ManagementADDED60,22369,775$1.1M
2025-09-30 → 2025-12-31Arrowstreet CapitalNEW028,069$1.7M
2025-09-30 → 2025-12-31Geode Capital ManagementADDED720,966729,700$6.8M
2025-09-30 → 2025-12-31Capital World InvestorsNEW0333,098$19.9M
2025-09-30 → 2025-12-31Loomis SaylesTRIMMED327,731327,509$2.8M
2025-09-30 → 2025-12-31Charles Schwab Investment ManagementADDED250,009253,726$2.4M
2025-09-30 → 2025-12-31Victory Capital ManagementNEW03,488$0.2M
2025-09-30 → 2025-12-31Verition Fund ManagementTRIMMED27,77313,200-$0.6M
2025-09-30 → 2025-12-31Squarepoint OpsADDED60,88673,544$1.3M
2025-06-30 → 2025-09-30Citadel AdvisorsADDED133,166351,648$14.2M
2025-06-30 → 2025-09-30D. E. Shaw & Co.CLOSED10,8490-$0.3M
2025-06-30 → 2025-09-30Two Sigma InvestmentsADDED8,135302,691$15.3M
2025-06-30 → 2025-09-30Millennium ManagementADDED104,840109,830$2.7M
2025-06-30 → 2025-09-30AQR Capital ManagementADDED14,80916,482$0.4M
2025-06-30 → 2025-09-30Marshall WaceNEW034,999$1.8M
2025-06-30 → 2025-09-30First Eagle Investment ManagementTRIMMED601,478434,256$5.2M
2025-06-30 → 2025-09-30Polen Capital ManagementADDED18,31760,223$2.6M
2025-06-30 → 2025-09-30Geode Capital ManagementADDED712,331720,966$16.7M
2025-06-30 → 2025-09-30Loomis SaylesTRIMMED444,296327,731$4.2M
2025-06-30 → 2025-09-30Charles Schwab Investment ManagementADDED238,839250,009$6.0M
2025-06-30 → 2025-09-30Verition Fund ManagementADDED7,22727,773$1.2M
2025-06-30 → 2025-09-30Squarepoint OpsADDED39,25160,886$2.0M
2025-03-31 → 2025-06-30Citadel AdvisorsADDED26,260133,166$3.2M
2025-03-31 → 2025-06-30D. E. Shaw & Co.TRIMMED13,10010,849$0.0M
2025-03-31 → 2025-06-30Two Sigma InvestmentsTRIMMED55,3178,135-$1.0M
2025-03-31 → 2025-06-30Millennium ManagementADDED55,252104,840$1.7M
2025-03-31 → 2025-06-30AQR Capital ManagementTRIMMED17,50414,809$0.0M
2025-03-31 → 2025-06-30First Eagle Investment ManagementADDED588,278601,478$3.6M
2025-03-31 → 2025-06-30Polen Capital ManagementNEW018,317$0.5M
2025-03-31 → 2025-06-30Arrowstreet CapitalCLOSED15,5310-$0.4M
2025-03-31 → 2025-06-30Geode Capital ManagementADDED693,830712,331$4.3M
2025-03-31 → 2025-06-30Loomis SaylesTRIMMED445,929444,296$12.6M
2025-03-31 → 2025-06-30Charles Schwab Investment ManagementADDED232,536238,839$1.5M
2025-03-31 → 2025-06-30Verition Fund ManagementNEW07,227$0.2M
2025-03-31 → 2025-06-30Squarepoint OpsTRIMMED106,96739,251-$1.3M
2024-12-31 → 2025-03-31Citadel AdvisorsTRIMMED54,37426,260-$1.0M
2024-12-31 → 2025-03-31D. E. Shaw & Co.ADDED8,80013,100$0.0M
2024-12-31 → 2025-03-31Two Sigma InvestmentsADDED48,11855,317-$0.2M
2024-12-31 → 2025-03-31Millennium ManagementNEW055,252$1.3M
2024-12-31 → 2025-03-31AQR Capital ManagementTRIMMED29,37317,504-$0.5M
2024-12-31 → 2025-03-31First Eagle Investment ManagementADDED565,580588,278-$3.7M
2024-12-31 → 2025-03-31Arrowstreet CapitalTRIMMED100,31015,531-$2.7M
2024-12-31 → 2025-03-31Geode Capital ManagementADDED691,705693,830-$5.1M
2024-12-31 → 2025-03-31Loomis SaylesADDED445,352445,929-$0.0M
2024-12-31 → 2025-03-31Charles Schwab Investment ManagementTRIMMED237,464232,536-$1.9M
2024-12-31 → 2025-03-31Squarepoint OpsADDED31,391106,967$1.5M
2024-09-30 → 2024-12-31Citadel AdvisorsADDED18,60054,374$1.1M
2024-09-30 → 2024-12-31D. E. Shaw & Co.TRIMMED9,2388,800$0.0M
2024-09-30 → 2024-12-31Two Sigma InvestmentsTRIMMED58,46748,118-$0.2M
2024-09-30 → 2024-12-31AQR Capital ManagementTRIMMED119,53429,373-$2.5M
2024-09-30 → 2024-12-31First Eagle Investment ManagementTRIMMED594,164565,580$0.3M
2024-09-30 → 2024-12-31Arrowstreet CapitalTRIMMED444,351100,310-$9.5M
2024-09-30 → 2024-12-31Geode Capital ManagementADDED689,487691,705$1.5M
2024-09-30 → 2024-12-31Loomis SaylesADDED384,196445,352$0.0M
2024-09-30 → 2024-12-31Charles Schwab Investment ManagementADDED235,497237,464$0.5M
2024-09-30 → 2024-12-31Millburn RidgefieldCLOSED5870-$0.0M
2024-09-30 → 2024-12-31Squarepoint OpsNEW031,391$0.9M
2024-06-30 → 2024-09-30Citadel AdvisorsTRIMMED33,00218,600-$0.4M
2024-06-30 → 2024-09-30D. E. Shaw & Co.TRIMMED11,1399,238-$0.1M
2024-06-30 → 2024-09-30Two Sigma InvestmentsTRIMMED156,98758,467-$2.9M
2024-06-30 → 2024-09-30Millennium ManagementCLOSED59,2470-$1.7M
2024-06-30 → 2024-09-30AQR Capital ManagementTRIMMED124,672119,534-$0.2M
2024-06-30 → 2024-09-30First Eagle Investment ManagementTRIMMED657,764594,164-$2.2M
2024-06-30 → 2024-09-30Arrowstreet CapitalADDED442,022444,351$12.5M
2024-06-30 → 2024-09-30Geode Capital ManagementADDED677,630689,487-$0.1M
2024-06-30 → 2024-09-30Loomis SaylesTRIMMED400,612384,196-$0.0M
2024-06-30 → 2024-09-30Charles Schwab Investment ManagementADDED82,604235,497$4.3M
2024-06-30 → 2024-09-30Millburn RidgefieldTRIMMED709587-$0.0M
2024-03-31 → 2024-06-30Citadel AdvisorsTRIMMED83,10533,002-$1.0M
2024-03-31 → 2024-06-30Point72 Asset ManagementCLOSED2,1000-$0.0M
2024-03-31 → 2024-06-30D. E. Shaw & Co.NEW011,139$0.3M
2024-03-31 → 2024-06-30Two Sigma InvestmentsTRIMMED158,920156,987$0.9M
2024-03-31 → 2024-06-30Millennium ManagementTRIMMED290,76559,247-$5.0M
2024-03-31 → 2024-06-30AQR Capital ManagementADDED63,747124,672$2.1M
2024-03-31 → 2024-06-30Marshall WaceCLOSED82,8600-$1.9M
2024-03-31 → 2024-06-30First Eagle Investment ManagementADDED592,864657,764$5.3M
2024-03-31 → 2024-06-30Arrowstreet CapitalADDED421,521442,022$0.0M
2024-03-31 → 2024-06-30Geode Capital ManagementADDED665,767677,630$4.2M
2024-03-31 → 2024-06-30Charles Schwab Investment ManagementADDED79,25682,604$0.6M
2024-03-31 → 2024-06-30Millburn RidgefieldTRIMMED788709$0.0M
2024-03-31 → 2024-06-30Verition Fund ManagementCLOSED20,0600-$0.5M
2024-03-31 → 2024-06-30Squarepoint OpsCLOSED37,1350-$0.9M
2024-03-31 → 2024-06-30Qube Research & TechnologiesCLOSED48,5190-$1.1M
2024-03-31 → 2024-06-30Graham Capital ManagementCLOSED9,5820-$0.2M
2023-12-31 → 2024-03-31Renaissance TechnologiesCLOSED98,7830-$0.0M
2023-12-31 → 2024-03-31Citadel AdvisorsTRIMMED89,79783,105$0.1M
2023-12-31 → 2024-03-31Point72 Asset ManagementNEW02,100$0.0M
2023-12-31 → 2024-03-31Two Sigma InvestmentsTRIMMED174,836158,920$0.1M
2023-12-31 → 2024-03-31Millennium ManagementADDED149,393290,765$3.7M
2023-12-31 → 2024-03-31AQR Capital ManagementADDED56,03663,747$0.3M
2023-12-31 → 2024-03-31Marshall WaceADDED43,24482,860$1.0M
2023-12-31 → 2024-03-31First Eagle Investment ManagementADDED483,364592,864$3.8M
2023-12-31 → 2024-03-31Arrowstreet CapitalADDED322,663421,521$0.0M
2023-12-31 → 2024-03-31Geode Capital ManagementADDED650,714665,767$2.1M
2023-12-31 → 2024-03-31Loomis SaylesTRIMMED400,814400,612$0.0M
2023-12-31 → 2024-03-31Charles Schwab Investment ManagementTRIMMED81,93379,256$0.2M
2023-12-31 → 2024-03-31Millburn RidgefieldTRIMMED854788$0.0M
2023-12-31 → 2024-03-31Verition Fund ManagementNEW020,060$0.5M
2023-12-31 → 2024-03-31Squarepoint OpsNEW037,135$0.9M
2023-12-31 → 2024-03-31Qube Research & TechnologiesADDED37,06848,519$0.4M
2023-12-31 → 2024-03-31Graham Capital ManagementTRIMMED13,6689,582-$0.1M
2023-09-30 → 2023-12-31Renaissance TechnologiesTRIMMED111,78398,783$0.0M
2023-09-30 → 2023-12-31Citadel AdvisorsTRIMMED165,72889,797-$0.8M
2023-09-30 → 2023-12-31Two Sigma InvestmentsTRIMMED223,093174,836-$0.0M
2023-09-30 → 2023-12-31Millennium ManagementTRIMMED273,478149,393-$1.3M
2023-09-30 → 2023-12-31AQR Capital ManagementADDED13,97556,036$0.9M
2023-09-30 → 2023-12-31Marshall WaceTRIMMED61,82343,244-$0.1M
2023-09-30 → 2023-12-31First Eagle Investment ManagementADDED440,633483,364$2.8M
2023-09-30 → 2023-12-31Arrowstreet CapitalADDED193,602322,663$0.0M
2023-09-30 → 2023-12-31Geode Capital ManagementADDED619,664650,714$3.3M
2023-09-30 → 2023-12-31Loomis SaylesTRIMMED431,484400,814$0.0M
2023-09-30 → 2023-12-31Victory Capital ManagementCLOSED7,4030-$0.1M
2023-09-30 → 2023-12-31Millburn RidgefieldTRIMMED1,268854-$0.0M
2023-09-30 → 2023-12-31Squarepoint OpsCLOSED35,3190-$0.6M
2023-09-30 → 2023-12-31Qube Research & TechnologiesADDED12,93537,068$0.5M
2023-09-30 → 2023-12-31Graham Capital ManagementNEW013,668$0.3M