D. E. Shaw & Co., Inc.
- SEC CIK
- 0001009207
- Latest filing
- Aug 14, 2026
CECO holding history
Ceco Environmental Corp in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
CECO overviewAll 13F holders of CECOFull Q2 2026 holdings
- Shares (Q3 2025)
- 0
- Sold out in Q3 2025
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 15
- Since Q1 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q3 2025 | 0 | $0 | 0.0% | −10,849−100.0% | Sold out | Holders |
| Q2 2025 | 10,849 | $307.1K | <0.1% | −2,251−17.2% | Reduced | Holders |
| Q1 2025 | 13,100 | $298.7K | <0.1% | +4,300+48.9% | Added | Holders |
| Q4 2024 | 8,800 | $266.0K | <0.1% | −438−4.7% | Reduced | Holders |
| Q3 2024 | 9,238 | $260.5K | <0.1% | −1,901−17.1% | Reduced | Holders |
| Q2 2024 | 11,139 | $321.4K | <0.1% | +11,139 | New | Holders |
| Q3 2023 | 0 | $0 | 0.0% | −49,597−100.0% | Sold out | Holders |
| Q2 2023 | 49,597 | $662.6K | <0.1% | −11,942−19.4% | Reduced | Holders |
| Q1 2023 | 61,539 | $860.9K | <0.1% | −66,226−51.8% | Reduced | Holders |
| Q4 2022 | 127,765 | $1.49M | <0.1% | −29,390−18.7% | Reduced | Holders |
| Q3 2022 | 157,155 | $1.39M | <0.1% | −11,207−6.7% | Reduced | Holders |
| Q2 2022 | 168,362 | $1.01M | <0.1% | +144,031+592.0% | Added | Holders |
| Q1 2022 | 24,331 | $134.0K | <0.1% | +4,171+20.7% | Added | Holders |
| Q4 2021 | 20,160 | $126.0K | <0.1% | +2,350+13.2% | Added | Holders |
| Q3 2021 | 17,810 | $125.0K | <0.1% | +1,876+11.8% | Added | Holders |
| Q2 2021 | 15,934 | $114.0K | <0.1% | −9,846−38.2% | Reduced | Holders |
| Q1 2021 | 25,780 | $204.0K | <0.1% | – | – | Holders |
Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.