Security record
CECO
CECO Environmental Corp. · Industrials · Industrial - Pollution & Treatment Controls
103Tracked holders
+15Δ holders
31.59MShares held
$2.86BReported value
+19New positions
−4Exits
Momentum inputs (comparable managers):
holder breadth +17.0% ·
share flow +30.0% ·
net new positions +14.6%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 103 | +15 | 31.59M | $2.86B | +19 | −4 |
| Q1 2026 | 91 | +4 | 19.02M | $1.13B | +9 | −5 |
| Q4 2025 | 87 | +2 | 19.22M | $1.15B | +2 | — |
| Q3 2025 | 15 | 0 | 9.38M | $480.39M | +1 | −1 |
| Q2 2025 | 12 | -1 | 8.72M | $246.85M | — | −1 |
| Q1 2025 | 10 | +1 | 2.07M | $47.10M | +1 | — |
| Q4 2024 | 9 | +1 | 1.90M | $57.49M | +1 | — |
| Q3 2024 | 7 | -2 | 1.68M | $47.38M | — | −2 |
| Q2 2024 | 9 | — | 1.99M | $57.31M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 4.52M | +94.3% | $410.55M | 0.0% | ▲ Add | 5 | SEC ↗ ×5 |
| 2 | BlackRock ✦ (passive) | 4.32M | +89.2% | $392.36M | 0.0% | ▲ Add | 5 | SEC ↗ ×16 |
| 3 | Vanguard Capital Management Llc | 2.34M | +75.6% | $212.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Dimensional Fund Advisors Lp | 2.19M | +141.9% | $198.29M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 5 | American Century Companies Inc | 2.09M | +10.2% | $189.50M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 1.46M | +70.6% | $132.54M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 7 | State Street Global Advisors ✦ (passive) | 1.26M | +92.4% | $114.76M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 8 | Capital World Investors ✦ | 1.16M | +9.7% | $105.00M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 1.01M | +5.6% | $91.96M | 0.1% | ▲ Add | 9 | SEC ↗ |
| 10 | T. Rowe Price ✦ | 835.69K | +3810.6% | $75.83M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 11 | Invesco Ltd. | 667.93K | +1707.4% | $60.61M | 0.0% | ▲ Add | 3 | SEC ↗ ×6 |
| 12 | Arrowstreet Capital ✦ | 568.48K | +393.3% | $51.58M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | Northern Trust Corp | 492.49K | +95.5% | $44.69M | 0.0% | ▲ Add | 3 | SEC ↗ ×6 |
| 14 | UBS Group AG | 475.22K | +136.3% | $43.12M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 15 | Legal & General Group Plc | 445.90K | +11.3% | $40.46M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 16 | Charles Schwab Investment… | 442.65K | +78.8% | $40.17M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | Assenagon Asset Management S.A. | 439.58K | New | $39.89M | 0.0% | New | 1 | SEC ↗ ×2 |
| 18 | Nuveen, LLC | 414.24K | +239.9% | $37.59M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 19 | Voya Investment Management Llc | 396.30K | +7634.1% | $35.96M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 20 | Deutsche Bank Ag\ | 335.85K | +47.4% | $30.47M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 21 | First Eagle Investment Management… | 274.32K | +13.1% | $24.89M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 22 | Morgan Stanley ✦ | 266.87K | -23.9% | $24.22M | 0.0% | ▼ Trim | 4 | SEC ↗ ×9 |
| 23 | Goldman Sachs Group ✦ | 266.16K | +110.4% | $24.15M | 0.0% | ▲ Add | 4 | SEC ↗ ×3 |
| 24 | Russell Investments Group, Ltd. | 262.46K | +129.3% | $23.82M | 0.0% | ▲ Add | 3 | SEC ↗ ×7 |
| 25 | Millennium Management ✦ | 259.49K | +2105.1% | $23.55M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 26 | Rockefeller Capital Management L.P. | 245.86K | -3.3% | $22.31M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 27 | Bank Of America Corp /De/ | 233.50K | +205.9% | $21.19M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 28 | Loomis Sayles & Co L P | 219.96K | -4.0% | $19.96M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 29 | Swedbank AB | 203.00K | New | $18.42M | 0.0% | New | 1 | SEC ↗ |
| 30 | Amundi | 198.11K | +17.8% | $17.98M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 31 | Bnp Paribas Financial Markets | 197.96K | +3.4% | $17.96M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Point72 Asset Management ✦ | 196.13K | +23.3% | $17.80M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 33 | First Trust Advisors Lp | 169.90K | +8.5% | $15.42M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 34 | Bank of New York Mellon Corp | 167.00K | +93.3% | $15.15M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 35 | New York State Common Retirement… | 164.29K | +1487.3% | $14.91M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | Citadel Advisors ✦ | 160.87K | -26.0% | $14.60M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 37 | Allspring Global Investments… | 151.60K | +3.3% | $13.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 38 | AQR Capital Management ✦ | 129.80K | +39.3% | $11.78M | 0.0% | ▲ Add | 9 | SEC ↗ ×6 |
| 39 | Swiss National Bank | 109.74K | +83.2% | $9.96M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 40 | Barclays Plc | 109.08K | +1787.9% | $9.90M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 41 | Sei Investments Co | 102.87K | -7.6% | $9.33M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 42 | Universal- Beteiligungs- und… | 97.23K | New | $8.82M | 0.0% | New | 1 | SEC ↗ |
| 43 | JPMorgan Chase ✦ | 83.38K | +243.8% | $7.72M | 0.0% | ▲ Add | 4 | SEC ↗ ×7 |
| 44 | UBS AM, a distinct business unit of… | 84.27K | +39.7% | $7.65M | 0.0% | ▲ Add | 3 | SEC ↗ ×8 |
| 45 | Qube Research & Technologies Ltd | 81.93K | New | $7.43M | 0.0% | New | 1 | SEC ↗ |
| 46 | Squarepoint Ops LLC | 79.71K | -51.8% | $7.23M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 47 | Susquehanna International Group, Llp | 76.18K | +82.7% | $6.91M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 48 | Wells Fargo & Company/Mn | 76.03K | +224.0% | $6.90M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 49 | Credit Agricole S A | 69.14K | +44.2% | $6.27M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | Rhumbline Advisers | 67.16K | +86.4% | $6.09M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Envestnet Asset Management Inc | 61.98K | +85.4% | $5.62M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | Marshall Wace ✦ | 57.89K | -77.0% | $5.25M | 0.0% | ▼ Trim | 4 | SEC ↗ ×3 |
| 53 | Ameriprise Financial Inc | 56.75K | +70.4% | $5.15M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 54 | Td Asset Management Inc | 49.71K | -5.7% | $4.51M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 55 | Healthcare Of Ontario Pension Plan… | 47.52K | New | $4.31M | 0.0% | New | 1 | SEC ↗ |
| 56 | Principal Financial Group Inc | 44.56K | +29.2% | $4.04M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 57 | Nomura Asset Management… | 43.78K | -13.3% | $3.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 58 | Alliancebernstein L.P. | 57.32K | +85.4% | $3.42M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 59 | HighTower Advisors, LLC | 36.83K | +7.0% | $3.34M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 60 | Prudential Financial Inc | 36.23K | +41.1% | $3.29M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 61 | Creative Planning | 34.20K | -0.9% | $3.10M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 62 | Citigroup Inc | 32.90K | +851.4% | $2.99M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 63 | Zurcher Kantonalbank (Zurich… | 28.05K | +67.7% | $2.54M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | Manufacturers Life Insurance… | 24.78K | +82.8% | $2.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 24.31K | +75.8% | $2.21M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | State Of Wisconsin Investment Board | 22.54K | +205.6% | $2.04M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 67 | Hsbc Holdings Plc | 21.74K | New | $1.96M | 0.0% | New | 1 | SEC ↗ ×2 |
| 68 | Franklin Resources Inc | 21.21K | -85.6% | $1.92M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 69 | State Board Of Administration Of… | 14.86K | +74.7% | $1.35M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 70 | Quantinno Capital Management LP | 12.21K | New | $1.11M | 0.0% | New | 1 | SEC ↗ |
| 71 | Cerity Partners LLC | 11.58K | New | $1.05M | 0.0% | New | 1 | SEC ↗ ×3 |
| 72 | Raymond James Financial Inc | 10.13K | +39.0% | $919,523 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 73 | Boston Partners | 9.98K | +100.4% | $905,490 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | LPL Financial LLC | 9.87K | -16.7% | $895,573 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 75 | Commonwealth Equity Services, Llc | 8.28K | +51.2% | $750,960 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Pictet Asset Management Holding SA | 8.26K | +84.3% | $749,785 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | ProShare Advisors LLC | 6.91K | +61.7% | $627,195 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Osaic Holdings, Inc. | 6.34K | -16.3% | $574,929 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 79 | Cetera Investment Advisers | 5.94K | +56.2% | $538,723 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Mercer Global Advisors Inc /Adv | 5.92K | New | $536,999 | 0.0% | New | 1 | SEC ↗ |
| 81 | Simplex Trading, Llc | 5.73K | New | $519,940 | 0.0% | New | 1 | SEC ↗ |
| 82 | Royal Bank Of Canada | 5.70K | +100.5% | $517,000 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 83 | Jones Financial Companies Lllp | 5.43K | +78.1% | $499,313 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Victory Capital Management Inc | 5.46K | New | $495,622 | 0.0% | New | 1 | SEC ↗ |
| 85 | Captrust Financial Advisors | 5.24K | New | $475,659 | 0.0% | New | 1 | SEC ↗ |
| 86 | Wcm Investment Management, Llc | 5.21K | New | $469,265 | 0.0% | New | 1 | SEC ↗ |
| 87 | Brown Advisory Inc | 4.44K | New | $402,534 | 0.0% | New | 1 | SEC ↗ |
| 88 | Us Bancorp \De\ | 3.64K | -79.0% | $330,384 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 89 | Pnc Financial Services Group, Inc. | 3.11K | +1375.8% | $282,564 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 90 | CIBC Bancorp USA Inc. | 2.93K | New | $266,231 | 0.0% | New | 1 | SEC ↗ ×2 |
| 91 | Mitsubishi UFJ Trust & Banking Corp | 2.81K | New | $254,798 | 0.0% | New | 1 | SEC ↗ |
| 92 | Tidal Investments LLC | 2.71K | -30.9% | $246,178 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 93 | Bridgewater Associates ✦ | 2.37K | -74.5% | $214,600 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 94 | Bank Of Montreal /Can/ | 2.32K | New | $210,698 | 0.0% | New | 1 | SEC ↗ ×2 |
| 95 | Blair William & Co/Il | 2.32K | New | $210,245 | 0.0% | New | 1 | SEC ↗ |
| 96 | BNP Paribas Asset Management… | 2.02K | +239.7% | $183,386 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 97 | Fifth Third Bancorp | 1.97K | +71.1% | $179,101 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Wealth Enhancement Advisory… | 33.92K | +3.4% | $118,756 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 99 | Assetmark, Inc | 753 | New | $68,327 | 0.0% | New | 1 | SEC ↗ |
| 100 | Optiver Holding B.V. | 264 | +106.2% | $23,955 | 0.0% | ▲ Add | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Assenagon Asset Management… | $39.89M | 0.0% |
| Swedbank AB | $18.42M | 0.0% |
| Universal- Beteiligungs- und… | $8.82M | 0.0% |
| Qube Research & Technologies… | $7.43M | 0.0% |
| Healthcare Of Ontario Pension… | $4.31M | 0.0% |
| Hsbc Holdings Plc | $1.96M | 0.0% |
| Quantinno Capital Management… | $1.11M | 0.0% |
| Cerity Partners LLC | $1.05M | 0.0% |
| Mercer Global Advisors Inc… | $536,999 | 0.0% |
| Simplex Trading, Llc | $519,940 | 0.0% |
| Victory Capital Management Inc | $495,622 | 0.0% |
| Captrust Financial Advisors | $475,659 | 0.0% |
Exited
| Tudor Investment Corp Et Al | $2.82M | was 0.0% |
| Man Group plc | $335,316 | was 0.0% |
| Group One Trading Llc | $21,508 | was 0.0% |
| Northwestern Mutual Wealth… | $7,269 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 259 holders, 31.26M shares, $1.65B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Aug 14
SC 13G/A — T. Rowe Price Investment Management…
Aug 14
SC 13G/A — AMERICAN CENTURY INVESTMENT MANAGEMENT…
Aug 06
SC 13G/A — FMR LLC
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
Get this via the API