Simplex Trading
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Simplex Trading’s Ceco Environmental CECO Stock Holding History

Simplex Trading’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
Q1 		$17.9K Buy
300
+100
+50% +$6.43K ﹤0.01% 6865
2025
Q4 		$12K Buy
200
+100
+100% +$5.35K ﹤0.01% 6876
2025
Q3 		$5K Sell
100
-800
-89% -$33.9K ﹤0.01% 8282
2025
Q2 		$25K Hold
900
– – ﹤0.01% 6560
2025
Q1 		$20K Buy
900
+800
+800% +$21.3K ﹤0.01% 6570
2024
Q4 		$3K Hold
100
– – ﹤0.01% 7842
2024
Q3 		$2K Sell
100
-300
-75% -$8.44K ﹤0.01% 7960
2024
Q2 		$11K Sell
400
-800
-67% -$19.4K ﹤0.01% 7347
2024
Q1 		$27K Buy
1,200
+200
+20% +$4.12K ﹤0.01% 6832
2023
Q4 		$20K Buy
+1,000
New +$18.2K ﹤0.01% 6920
2023
Q2 		– Sell
-6,700
Closed -$93K – 9042
2023
Q1 		$93K Buy
6,700
+4,300
+179% +$60.8K ﹤0.01% 5229
2022
Q4 		$28K Sell
2,400
-20,100
-89% -$228K ﹤0.01% 6534
2022
Q3 		$199K Buy
22,500
+21,500
+2,150% +$184K ﹤0.01% 4606
2022
Q2 		$5K Buy
1,000
+200
+25% +$1.11K ﹤0.01% 8800
2022
Q1 		$4K Buy
+800
New +$4.67K ﹤0.01% 9523
2021
Q4 		– Sell
-200
Closed -$1K – 10527
2021
Q3 		$1K Hold
200
– – ﹤0.01% 9624
2021
Q2 		$1K Buy
200
+157
+365% +$1.22K ﹤0.01% 9801
2021
Q1 		$34K Sell
43
-51
-54% -$403 ﹤0.01% 7012
2020
Q4 		$65K Buy
94
+89
+1,780% +$654 ﹤0.01% 5883
2020
Q3 		$3K Sell
5
-4
-44% -$30 ﹤0.01% 7267
2020
Q2 		$5K Sell
9
-1
-10% -$5 ﹤0.01% 6951
2020
Q1 		$4K Sell
10
-17
-63% -$115 ﹤0.01% 6932
2019
Q4 		$20K Buy
+27
New +$202 ﹤0.01% 5939
2017
Q2 		– Sell
-23
Closed -$1K – 6140
2017
Q1 		$1K Buy
+23
New +$277 ﹤0.01% 5566
2016
Q3 		– Sell
-10
Closed -$1K – 5837
2016
Q2 		$1K Buy
+10
New +$74 ﹤0.01% 5230

Other funds holding CECO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Simplex Trading's CECO Position: Q1 2026 in Review

Simplex Trading sold out of Ceco Environmental (CECO) in Q1 2026, closing a stake of 657 shares — an estimated $42.3K sold.

Simplex Trading first reported a position in CECO in Q3 2015 and held it in 27 quarters. The position peaked at $286K in Q3 2024. 262 funds tracked by Wall St. Rank hold CECO as of Q1 2026.

  • Simplex Trading reported no remaining Ceco Environmental position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 657 Ceco Environmental shares in Q1 2026, an estimated $42.3K.
  • Simplex Trading first reported a position in Ceco Environmental in Q3 2015 and held it in 27 quarters.
  • Simplex Trading's Ceco Environmental position peaked at $286K in Q3 2024.
  • 262 funds tracked by Wall St. Rank held Ceco Environmental as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.