Jim Simons’s Ecovyst ECVT Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $3.94M | Buy |
306,700
+76,600
| +33% | +$865K | 0.01% | 1506 |
|
|
2025
Q4 | $2.24M | Sell |
230,100
-10,600
| -4% | -$92.5K | ﹤0.01% | 1794 |
|
|
2025
Q3 | $2.11M | Sell |
240,700
-7,900
| -3% | -$69.6K | ﹤0.01% | 2039 |
|
|
2025
Q2 | $2.05M | Sell |
248,600
-34,100
| -12% | -$239K | ﹤0.01% | 2091 |
|
|
2025
Q1 | $1.75M | Sell |
282,700
-109,300
| -28% | -$809K | ﹤0.01% | 2088 |
|
|
2024
Q4 | $2.99M | Sell |
392,000
-114,400
| -23% | -$845K | ﹤0.01% | 1778 |
|
|
2024
Q3 | $3.47M | Buy |
506,400
+167,000
| +49% | +$1.27M | 0.01% | 1679 |
|
|
2024
Q2 | $3.04M | Buy |
339,400
+35,000
| +11% | +$338K | 0.01% | 1601 |
|
|
2024
Q1 | $3.39M | Sell |
304,400
-21,700
| -7% | -$205K | 0.01% | 1674 |
|
|
2023
Q4 | $3.19M | Sell |
326,100
-43,600
| -12% | -$415K | ﹤0.01% | 1645 |
|
|
2023
Q3 | $3.64M | Sell |
369,700
-33,600
| -8% | -$359K | 0.01% | 1480 |
|
|
2023
Q2 | $4.62M | Buy |
403,300
+99,800
| +33% | +$1.09M | 0.01% | 1467 |
|
|
2023
Q1 | $3.35M | Sell |
303,500
-7,000
| -2% | -$72.4K | ﹤0.01% | 1709 |
|
|
2022
Q4 | $2.75M | Buy |
310,500
+129,400
| +71% | +$1.19M | ﹤0.01% | 1881 |
|
|
2022
Q3 | $1.53M | Buy |
181,100
+79,900
| +79% | +$760K | ﹤0.01% | 2220 |
|
|
2022
Q2 | $997K | Sell |
101,200
-173,500
| -63% | -$1.8M | ﹤0.01% | 2720 |
|
|
2022
Q1 | $3.18M | Buy |
274,700
+88,042
| +47% | +$923K | ﹤0.01% | 1879 |
|
|
2021
Q4 | $1.91M | Buy |
+186,658
| New | +$2.04M | ﹤0.01% | 2185 |
|
|
2021
Q3 | – | Sell |
-197,384
| Closed | -$3.03M | – | 3550 |
|
|
2021
Q2 | $3.03M | Buy |
+197,384
| New | +$3.12M | ﹤0.01% | 1965 |
|
|
2020
Q4 | – | Sell |
-130,000
| Closed | -$1.33M | – | 3450 |
|
|
2020
Q3 | $1.33M | Buy |
130,000
+79,000
| +155% | +$964K | ﹤0.01% | 2348 |
|
|
2020
Q2 | $675K | Sell |
51,000
-84,200
| -62% | -$989K | ﹤0.01% | 2751 |
|
|
2020
Q1 | $1.47M | Sell |
135,200
-44,200
| -25% | -$614K | ﹤0.01% | 2218 |
|
|
2019
Q4 | $3.08M | Buy |
179,400
+21,200
| +13% | +$340K | ﹤0.01% | 2110 |
|
|
2019
Q3 | $2.52M | Buy |
158,200
+49,000
| +45% | +$750K | ﹤0.01% | 2161 |
|
|
2019
Q2 | $1.73M | Buy |
109,200
+52,100
| +91% | +$820K | ﹤0.01% | 2402 |
|
|
2019
Q1 | $866K | Buy |
+57,100
| New | +$875K | ﹤0.01% | 2729 |
|
|
2018
Q4 | – | Sell |
-72,000
| Closed | -$1.26M | – | 3427 |
|
|
2018
Q3 | $1.26M | Buy |
+72,000
| New | +$1.28M | ﹤0.01% | 2511 |
|
Other funds holding ECVT
RCMNY
VPM
VCM
Jim Simons's ECVT Position: Q1 2026 in Review
Jim Simons increased its Ecovyst (ECVT) stake by 33% in Q1 2026, buying an estimated $865K and bringing the position to 306,700 shares worth $3.94M. The position accounts for 0.01% of the portfolio, ranked #1506.
Jim Simons first reported a position in ECVT in Q3 2018 and has held it in 27 quarters since. The position peaked at $4.62M in Q2 2023. 197 funds tracked by Wall St. Rank hold ECVT as of Q1 2026.
- Jim Simons held 306,700 shares of Ecovyst worth $3.94M as of Q1 2026.
- Jim Simons bought 76,600 Ecovyst shares in Q1 2026, an estimated $865K.
- Ecovyst made up 0.01% of Jim Simons's portfolio in Q1 2026, its #1506 holding.
- Jim Simons first reported a position in Ecovyst in Q3 2018 and has held it in 27 quarters since.
- Jim Simons's Ecovyst position peaked at $4.62M in Q2 2023.
- 197 funds tracked by Wall St. Rank held Ecovyst as of Q1 2026.
Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.