Ecovyst Inc.
Total Trades
29
Buys
20
Sells
9
Largest Trade
$1M+
Insiders
13
Institutional Funds
119
Inst. Value
$1M+
Activist Filings
14
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Ward Susan F | Director | SELL | $100K–$500K | 15K | $8.40 | Nov 10, 2025 |
| Ward Susan F | Director | SELL | $100K–$500K | 24K | $10.28 | Mar 26, 2024 |
| Bitting Kurt | See Remarks | BUY | $15K–$50K | 3K | $9.64 | Aug 25, 2023 |
| Feehan Michael | See Remarks | BUY | $15K–$50K | 5K | $9.67 | Aug 25, 2023 |
| INEOS Ltd | Insider | SELL | $1M+ | 14.0M | $10.88 | May 26, 2023 |
| Vann Kyle D | Director | BUY | $100K–$500K | 10K | $11.02 | Mar 7, 2023 |
| CCMP Capital, LP | 10% Owner | SELL | $1M+ | 11.5M | $9.95 | Mar 7, 2023 |
| CCMP Capital, LP | 10% Owner | SELL | $1M+ | 11.5M | $9.95 | Mar 7, 2023 |
| Ginns Jonny | Director | BUY | $100K–$500K | 40K | $9.09 | Dec 9, 2022 |
| Coxon Robert | Director | BUY | $50K–$100K | 10K | $8.81 | Nov 18, 2022 |
| CCMP Capital, LP | 10% Owner | SELL | $1M+ | 20.1M | $7.88 | Nov 18, 2022 |
| CCMP Capital, LP | 10% Owner | SELL | $1M+ | 20.1M | $7.88 | Nov 18, 2022 |
| Coxon Robert | Director | BUY | $50K–$100K | 10K | $8.70 | Sep 16, 2022 |
| CCMP Capital, LP | 10% Owner | SELL | $1M+ | 15.0M | $8.36 | Aug 10, 2022 |
| CCMP Capital, LP | 10% Owner | SELL | $1M+ | 14.9M | $8.36 | Aug 10, 2022 |
| Ginns Jonny | Director | BUY | $100K–$500K | 41K | $8.91 | Aug 9, 2022 |
| Koscinski Joseph S. | See Remarks | BUY | $100K–$500K | 11K | $8.79 | Aug 8, 2022 |
| Sichko William J. Jr. | See Remarks | BUY | $100K–$500K | 11K | $8.80 | Aug 8, 2022 |
| Bitting Kurt | See Remarks | BUY | $50K–$100K | 11K | $8.85 | Aug 8, 2022 |
| Schneberger Thomas | See Remarks | BUY | $100K–$500K | 11K | $8.78 | Aug 8, 2022 |
| Vann Kyle D | Director | BUY | $50K–$100K | 10K | $8.77 | Aug 8, 2022 |
| Feehan Michael | See Remarks | BUY | $100K–$500K | 11K | $8.77 | Aug 8, 2022 |
| Coxon Robert | Director | BUY | $100K–$500K | 25K | $8.90 | Aug 8, 2022 |
| Feehan Michael | See Remarks | BUY | $15K–$50K | 5K | $9.96 | May 23, 2022 |
| Schneberger Thomas | See Remarks | BUY | $15K–$50K | 5K | $9.86 | May 23, 2022 |
| Bitting Kurt | See Remarks | BUY | $15K–$50K | 5K | $9.71 | May 16, 2022 |
| Koscinski Joseph S. | See Remarks | BUY | $50K–$100K | 5K | $9.62 | May 16, 2022 |
| Bradley David A. | Director | BUY | $100K–$500K | 20K | $9.73 | May 12, 2022 |
| Fogarty Kevin Michael | Director | BUY | $100K–$500K | 40K | $9.85 | May 9, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 119 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Rubric Capital Management LP | 10.5M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 6.1M | $1M+ | SH |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 2.7M | $1M+ | SH |
| STATE STREET CORP | 2.5M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.3M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.3M | $1M+ | SH |
| Medina Value Partners, LLC | 2.2M | $1M+ | SH |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 2.2M | $1M+ | SH |
| BRIGHTLINE CAPITAL MANAGEMENT, LLC | 2.0M | $1M+ | SH |
| Owls Nest Partners IA, LLC | 1.8M | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.4M | $1M+ | SH |
| THOMPSON SIEGEL & WALMSLEY LLC | 1.4M | $1M+ | SH |
| Point72 Asset Management, L.P. | 1.3M | $1M+ | SH |
| LOOMIS SAYLES & CO L P | 1.1M | $1M+ | SH |
| NewEdge Advisors, LLC | 895K | $1M+ | SH |
| BRIGADE CAPITAL MANAGEMENT, LP | 817K | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 617K | $1M+ | SH |
| HARBOR CAPITAL ADVISORS, INC. | 585K | $1M+ | SH |
| Ballast Asset Management, LP | 541K | $1M+ | SH |
| Empowered Funds, LLC | 522K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Nov 14, 2025
9.1%
10.4M shares
Hotchkis and Wiley Capital Management, LLC
SC 13G/A · Nov 14, 2025
7.7%
8.9M shares
Hotchkis and Wiley Capital Management, LLC
SC 13G/A · Aug 14, 2025
9.6%
11.2M shares
SC 13D/A · Jul 2, 2025
0.0%
0 shares
SC 13G/A · Nov 8, 2024
9.3%
10.8M shares
SC 13G/A · Oct 21, 2024
9.3%
10.8M shares
Hotchkis and Wiley Capital Management, LLC
SC 13G/A · Sep 10, 2024
11.0%
12.8M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
9.2%
10.7M shares
Hotchkis and Wiley Capital Management, LLC
SC 13G · Feb 13, 2024
5.7%
6.7M shares
CCMP Capital Investors III, L.P.
SC 13G/A · Feb 12, 2024
0.0%
0 shares
SC 13G · Jan 26, 2024
7.2%
8.3M shares
SC 13D/A · Jun 27, 2023
7.8%
9.0M shares
SC 13D/A · May 26, 2023
9.2%
10.7M shares
CCMP Capital Investors III, L.P.
SC 13G/A · Feb 13, 2023
4.5%
5.4M shares