Security record · archived quarter
ECVT
Ecovyst Inc. · Basic Materials · Chemicals - Specialty
7Tracked holders
—Δ holders
3.65MShares held
$32.72MReported value
+0New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 89 | +8 | 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 · Q2 2024
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 2.48M | — | $22.25M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 2.48M | — | $22.25M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Two Sigma Investments ✦ | 383.56K | — | $3.44M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Renaissance Technologies ✦ | 339.40K | — | $3.04M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | AQR Capital Management ✦ | 178.60K | — | $1.60M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | AQR Capital Management ✦ | 178.60K | — | $1.60M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 178.60K | — | $1.60M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Marshall Wace ✦ | 147.39K | — | $1.32M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | T. Rowe Price ✦ | 63.12K | — | $567,000 | 0.0% | n/c | 1 | SEC ↗ |
| 10 | Millennium Management ✦ | 55.29K | — | $495,915 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
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.
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 2024 ·
Methodology ·
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