Security record · archived quarter
ECVT
Ecovyst Inc. · Basic Materials · Chemicals - Specialty
84Tracked holders
+11Δ holders
73.77MShares held
$949.26MReported value
+14New positions
−3Exits
Momentum inputs (comparable managers):
holder breadth +15.1% ·
share flow +7.4% ·
net new positions +13.1%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 89 | +9 | 74.60M | $927.90M | +12 | −4 |
| Q1 2026 | 84 | +11 | 73.77M | $949.26M | +14 | −3 |
| Q4 2025 | 73 | 0 | 74.79M | $728.43M | — | — |
| Q3 2025 | 16 | -1 | 35.27M | $309.00M | +2 | −3 |
| Q2 2025 | 14 | +3 | 30.09M | $247.63M | +3 | — |
| Q1 2025 | 8 | -1 | 6.49M | $40.25M | +1 | −2 |
| Q4 2024 | 9 | +1 | 6.52M | $49.83M | +2 | −1 |
| Q3 2024 | 7 | 0 | 4.02M | $27.56M | +1 | −1 |
| Q2 2024 | 7 | — | 3.65M | $32.72M | — | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 8.73M | -16.4% | $112.32M | 0.0% | ▼ Trim | 4 | SEC ↗ ×11 |
| 2 | Dimensional Fund Advisors Lp | 6.50M | +1.7% | $83.57M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 3 | Hotchkis & Wiley Capital Management… | 5.41M | -43.4% | $69.62M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 4 | Vanguard Capital Management Llc | 4.98M | — | $64.01M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Brown Advisory Inc | 4.84M | -3.6% | $62.27M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 6 | Arrowstreet Capital ✦ | 4.83M | +246.6% | $62.10M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | Fidelity (FMR) ✦ | 4.47M | +924.5% | $57.45M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 8 | Allspring Global Investments… | 3.80M | -8.0% | $49.83M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 9 | Geode Capital Management ✦ (passive) | 2.76M | +3.2% | $35.54M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 10 | State Street Global Advisors ✦ (passive) | 2.58M | +1.3% | $33.15M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 11 | Oaktree Capital Management ✦ | 2.39M | -43.7% | $30.78M | 0.7% | ▼ Trim | 3 | SEC ↗ |
| 12 | Ameriprise Financial Inc | 2.13M | -1.0% | $27.41M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 13 | Charles Schwab Investment… | 2.13M | -6.4% | $27.35M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 14 | American Century Companies Inc | 2.03M | +228.5% | $26.04M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Goldman Sachs Group ✦ | 1.41M | +69.8% | $18.09M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 16 | Loomis Sayles & Co L P | 1.23M | -3.4% | $15.76M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 17 | Bank Of America Corp /De/ | 1.11M | +62.1% | $14.22M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 18 | Point72 Asset Management ✦ | 1.05M | -18.2% | $13.50M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 19 | Northern Trust Corp | 958.76K | +4.9% | $12.33M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 20 | Sei Investments Co | 938.03K | +80.3% | $12.06M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 21 | JPMorgan Chase ✦ | 821.39K | +79.7% | $10.56M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 22 | Allianz Asset Management GmbH | 805.70K | +55.2% | $10.36M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Morgan Stanley ✦ | 722.62K | -4.4% | $9.29M | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 24 | Citadel Advisors ✦ | 649.78K | +2157.2% | $8.36M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 25 | UBS Group AG | 433.46K | +53.5% | $5.57M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 26 | D. E. Shaw & Co. ✦ | 422.46K | +1365.6% | $5.43M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 27 | Jane Street Group, Llc | 392.19K | +1772.1% | $5.04M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 28 | Bank of New York Mellon Corp | 382.23K | -1.4% | $4.92M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 29 | Invesco Ltd. | 377.45K | +38.1% | $4.85M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 30 | State Of Wisconsin Investment Board | 338.60K | -36.8% | $4.35M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | Hsbc Holdings Plc | 310.32K | New | $4.02M | 0.0% | New | 1 | SEC ↗ ×2 |
| 32 | Nuveen, LLC | 312.71K | -1.0% | $4.02M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 33 | Renaissance Technologies ✦ | 306.70K | +33.3% | $3.94M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 34 | Two Sigma Investments ✦ | 238.00K | New | $3.06M | 0.0% | New | 1 | SEC ↗ |
| 35 | Swiss National Bank | 225.60K | 0.0% | $2.90M | 0.0% | Held | 2 | SEC ↗ |
| 36 | Connor, Clark & Lunn Investment… | 186.70K | New | $2.40M | 0.0% | New | 1 | SEC ↗ |
| 37 | UBS AM, a distinct business unit of… | 180.87K | -11.3% | $2.33M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 38 | Man Group plc | 166.06K | New | $2.14M | 0.0% | New | 1 | SEC ↗ |
| 39 | Rhumbline Advisers | 151.67K | -0.5% | $1.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 40 | State Board Of Administration Of… | 130.36K | +379.4% | $1.68M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Millennium Management ✦ | 129.22K | New | $1.66M | 0.0% | New | 1 | SEC ↗ |
| 42 | T. Rowe Price ✦ | 107.47K | +15.1% | $1.38M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 43 | California State Teachers… | 106.93K | -6.9% | $1.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 44 | Gotham Asset Management ✦ | 99.61K | New | $1.28M | 0.0% | New | 1 | SEC ↗ |
| 45 | Legal & General Group Plc | 96.99K | -18.2% | $1.25M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 46 | Federated Hermes, Inc. | 96.67K | -17.1% | $1.24M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 47 | Deutsche Bank Ag\ | 95.52K | +13.1% | $1.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 48 | Alliancebernstein L.P. | 124.26K | 0.0% | $1.21M | 0.0% | Held | 2 | SEC ↗ |
| 49 | AQR Capital Management ✦ | 90.14K | +21.8% | $1.16M | 0.0% | ▲ Add | 8 | SEC ↗ ×6 |
| 50 | Quantinno Capital Management LP | 75.45K | -2.4% | $970,236 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 51 | Franklin Resources Inc | 71.03K | 0.0% | $913,382 | 0.0% | Held | 2 | SEC ↗ |
| 52 | Susquehanna International Group, Llp | 70.39K | +348.0% | $905,164 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Canada Pension Plan Investment Board | 64.60K | 0.0% | $830,756 | 0.0% | Held | 2 | SEC ↗ |
| 54 | Wells Fargo & Company/Mn | 63.69K | -55.6% | $819,053 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 55 | Lazard Asset Management Llc | 62.71K | +335.8% | $806,502 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 56 | Zurcher Kantonalbank (Zurich… | 58.37K | +13.8% | $750,677 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 57 | Fifth Third Bancorp | 54.29K | New | $698,183 | 0.0% | New | 1 | SEC ↗ |
| 58 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 53.57K | +1.0% | $688,936 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Manufacturers Life Insurance… | 48.13K | -4.0% | $618,990 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 60 | Janus Henderson Group Plc | 43.38K | 0.0% | $557,598 | 0.0% | Held | 2 | SEC ↗ |
| 61 | Barclays Plc | 39.75K | -82.7% | $511,160 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 62 | Creative Planning | 39.50K | +25.8% | $508,009 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | New York State Common Retirement… | 29.08K | 0.0% | $373,982 | 0.0% | Held | 2 | SEC ↗ |
| 64 | Simplex Trading, Llc | 28.46K | New | $366,008 | 0.0% | New | 1 | SEC ↗ |
| 65 | Bnp Paribas Financial Markets | 25.61K | +0.8% | $329,383 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 66 | Prudential Financial Inc | 20.61K | New | $265,109 | 0.0% | New | 1 | SEC ↗ |
| 67 | Amundi | 19.75K | -9.2% | $253,972 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | Voya Investment Management Llc | 19.73K | -4.2% | $253,766 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 69 | Citigroup Inc | 18.70K | +48.4% | $240,470 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 70 | Pictet Asset Management Holding SA | 17.99K | +0.1% | $231,339 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 71 | ProShare Advisors LLC | 16.56K | -20.7% | $212,910 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 72 | Marshall Wace ✦ | 14.70K | New | $189,042 | 0.0% | New | 1 | SEC ↗ |
| 73 | Victory Capital Management Inc | 12.38K | -4.2% | $159,258 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 74 | Balyasny Asset Management L.P. | 10.50K | New | $134,991 | 0.0% | New | 1 | SEC ↗ |
| 75 | Russell Investments Group, Ltd. | 8.70K | -3.9% | $111,933 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Cwm, Llc | 6.36K | +3.2% | $81,725 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 77 | Nomura Asset Management Co Ltd | 2.70K | New | $34,722 | 0.0% | New | 1 | SEC ↗ |
| 78 | BNP Paribas Asset Management… | 1.79K | +26.4% | $23,045 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | Optiver Holding B.V. | 420 | +59.1% | $5,401 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Us Bancorp \De\ | 284 | +12.7% | $3,652 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Royal Bank Of Canada | 82 | -97.5% | $1,000 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | Pnc Financial Services Group, Inc. | 34 | -93.0% | $437 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 83 | Assetmark, Inc | 18 | New | $231 | 0.0% | New | 1 | SEC ↗ |
| 84 | Osaic Holdings, Inc. | 9 | New | $116 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Hsbc Holdings Plc | $4.02M | 0.0% |
| Two Sigma Investments | $3.06M | 0.0% |
| Connor, Clark & Lunn… | $2.40M | 0.0% |
| Man Group plc | $2.14M | 0.0% |
| Millennium Management | $1.66M | 0.0% |
| Gotham Asset Management | $1.28M | 0.0% |
| Fifth Third Bancorp | $698,183 | 0.0% |
| Simplex Trading, Llc | $366,008 | 0.0% |
| Prudential Financial Inc | $265,109 | 0.0% |
| Marshall Wace | $189,042 | 0.0% |
| Balyasny Asset Management L.P. | $134,991 | 0.0% |
| Nomura Asset Management Co Ltd | $34,722 | 0.0% |
Exited
| First Trust Advisors Lp | $632,712 | was 0.0% |
| Captrust Financial Advisors | $113,043 | was 0.0% |
| Rockefeller Capital… | $6,568 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 196 holders, 110.76M shares, $1.40B 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.
Open-market purchases (P)
Sep 10
Humble Patti A.
Director · 24.88K sh @ 10.05 · $249,994
Open-market sales (S)
No open-market insider sales in our coverage window.
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Jul 31
SC 13G — VANGUARD PORTFOLIO MANAGEMENT LLC
Jul 14
SC 13G/A — DIMENSIONAL FUND ADVISORS LP
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: Q1 2026 ·
Methodology ·
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