Boston Partners’s Ecovyst ECVT Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q4 | – | Sell |
-3,225,459
| Closed | -$28.1M | – | 767 |
|
|
2025
Q3 | $28.1M | Sell |
3,225,459
-16,826
| -0.5% | -$148K | 0.03% | 331 |
|
|
2025
Q2 | $26.8M | Buy |
3,242,285
+2,472,377
| +321% | +$17.4M | 0.03% | 323 |
|
|
2025
Q1 | $4.77M | Sell |
769,908
-1,631,903
| -68% | -$12.1M | 0.01% | 438 |
|
|
2024
Q4 | $18.4M | Buy |
2,401,811
+557,249
| +30% | +$4.12M | 0.02% | 336 |
|
|
2024
Q3 | $12.5M | Sell |
1,844,562
-1,311,947
| -42% | -$10M | 0.01% | 381 |
|
|
2024
Q2 | $28.5M | Sell |
3,156,509
-169,133
| -5% | -$1.64M | 0.04% | 281 |
|
|
2024
Q1 | $36.5M | Sell |
3,325,642
-335,170
| -9% | -$3.17M | 0.04% | 271 |
|
|
2023
Q4 | $35.5M | Sell |
3,660,812
-440,733
| -11% | -$4.2M | 0.05% | 271 |
|
|
2023
Q3 | $40M | Sell |
4,101,545
-71,261
| -2% | -$762K | 0.06% | 259 |
|
|
2023
Q2 | $47.1M | Sell |
4,172,806
-11,039
| -0.3% | -$120K | 0.06% | 239 |
|
|
2023
Q1 | $46.5M | Buy |
4,183,845
+1,267,211
| +43% | +$13.1M | 0.06% | 231 |
|
|
2022
Q4 | $26.6M | Buy |
2,916,634
+684,613
| +31% | +$6.31M | 0.04% | 271 |
|
|
2022
Q3 | $19.3M | Buy |
2,232,021
+941,864
| +73% | +$8.95M | 0.03% | 297 |
|
|
2022
Q2 | $12.9M | Buy |
1,290,157
+23,230
| +2% | +$241K | 0.02% | 340 |
|
|
2022
Q1 | $14.6M | Sell |
1,266,927
-42,577
| -3% | -$447K | 0.02% | 343 |
|
|
2021
Q4 | $13.4M | Buy |
1,309,504
+34,453
| +3% | +$377K | 0.02% | 344 |
|
|
2021
Q3 | $14.9M | Sell |
1,275,051
-165,185
| -11% | -$2.25M | 0.02% | 338 |
|
|
2021
Q2 | $22.1M | Sell |
1,440,236
-23,894
| -2% | -$377K | 0.03% | 313 |
|
|
2021
Q1 | $24.4M | Sell |
1,464,130
-26,416
| -2% | -$420K | 0.03% | 313 |
|
|
2020
Q4 | $21.3M | Sell |
1,490,546
-75,519
| -5% | -$958K | 0.03% | 304 |
|
|
2020
Q3 | $16.1M | Sell |
1,566,065
-38,680
| -2% | -$472K | 0.03% | 307 |
|
|
2020
Q2 | $21.3M | Sell |
1,604,745
-573,308
| -26% | -$6.74M | 0.04% | 289 |
|
|
2020
Q1 | $23.7M | Buy |
2,178,053
+99,360
| +5% | +$1.38M | 0.05% | 269 |
|
|
2019
Q4 | $35.7M | Buy |
2,078,693
+92
| +0% | +$1.48K | 0.05% | 268 |
|
|
2019
Q3 | $33.2M | Sell |
2,078,601
-41,901
| -2% | -$641K | 0.05% | 281 |
|
|
2019
Q2 | $33.6M | Sell |
2,120,502
-65,947
| -3% | -$1.04M | 0.04% | 276 |
|
|
2019
Q1 | $33.2M | Buy |
2,186,449
+49,885
| +2% | +$765K | 0.04% | 278 |
|
|
2018
Q4 | $31.6M | Buy |
2,136,564
+117,467
| +6% | +$1.8M | 0.05% | 270 |
|
|
2018
Q3 | $35.3M | Sell |
2,019,097
-1,016,096
| -33% | -$18M | 0.04% | 274 |
|
|
2018
Q2 | $54.6M | Buy |
3,035,193
+67,320
| +2% | +$1.05M | 0.07% | 235 |
|
|
2018
Q1 | $41.5M | Sell |
2,967,873
-93,262
| -3% | -$1.4M | 0.05% | 264 |
|
|
2017
Q4 | $50.4M | Buy |
3,061,135
+447,302
| +17% | +$7.33M | 0.06% | 246 |
|
|
2017
Q3 | $45.1M | Buy |
+2,613,833
| New | +$45.1M | 0.06% | 246 |
|
Other funds holding ECVT
RCMNY
MP
OCM
Boston Partners's ECVT Position: Q4 2025 in Review
Boston Partners sold out of Ecovyst (ECVT) in Q4 2025, closing a stake of 3,225,459 shares — an estimated $28.1M sold.
Boston Partners first reported a position in ECVT in Q3 2017 and held it in 33 quarters. The position peaked at $54.6M in Q2 2018. 161 funds tracked by Wall St. Rank hold ECVT as of Q4 2025.
- Boston Partners reported no remaining Ecovyst position as of Q4 2025 after selling out during the quarter.
- Boston Partners sold 3,225,459 Ecovyst shares in Q4 2025, an estimated $28.1M.
- Boston Partners first reported a position in Ecovyst in Q3 2017 and held it in 33 quarters.
- Boston Partners's Ecovyst position peaked at $54.6M in Q2 2018.
- 161 funds tracked by Wall St. Rank held Ecovyst as of Q4 2025.
Based on Boston Partners's 13F filing for Q4 2025, filed 13 Feb 2026.