MORGAN STANLEY

Holdings History for Ecovyst Inc. - Common Stock, par value $0.01 per share (ECVT)

Symbol: ECVT on NYSE
Investment type: Equity / Common Stock, par value $0.01 per share

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	0%	-0%	$7,357,913	756,208	-344,260	-31%	$9.73	Q4 2025
30 Sep 2025	0%	+0%	$9,640,106	1,100,468	+681,185	+162%	$8.76	Q3 2025
30 Jun 2025	0%	-0%	$3,450,706	419,283	-600,529	-59%	$8.23	Q2 2025
31 Mar 2025	0%	+0%	$6,322,843	1,019,812	+340,927		$6.20	Q1 2025
31 Dec 2024	0%	+0%	$5,186,691	678,885	+86,214		$7.64	Q4 2024
30 Sep 2024	0%	+0%	$4,059,797	592,671	+271,113		$6.85	Q3 2024
30 Jun 2024	0%	+0%	$2,884,374	321,558	+107,929		$8.97	Q2 2024
31 Mar 2024		0%	$14	1	0		$14.00 ^*	Q1 2024
31 Mar 2024	0%	-0%	$2,381,966	213,629	-326,627	-60%	$11.15	Q1 2024
31 Dec 2023	0%	+0%	$5,278,304	540,256	+383,554	+245%	$9.77	Q4 2023
30 Sep 2023	0%	+0%	$1,541,948	156,702	+12,085	+8.4%	$9.84	Q3 2023
30 Jun 2023	0%	-0%	$1,657,310	144,617	-279,856	-66%	$11.46	Q2 2023
31 Mar 2023	0%	+0%	$4,690,426	424,473	+210,644	+99%	$11.05	Q1 2023
31 Dec 2022	0%	+0%	$1,894,525	213,829	+60,073	+39%	$8.86	Q4 2022
30 Sep 2022	0%	+0%	$1,298,000	153,756	+27,707	+22%	$8.44	Q3 2022
30 Jun 2022		0%	$1,000	147	0		$6.80 ^*	Q2 2022
30 Jun 2022	0%	-0%	$1,242,000	126,049	-41,009	-25%	$9.85	Q2 2022
31 Mar 2022	0%	+0%	$1,931,000	167,058	+21,640	+15%	$11.56	Q1 2022
31 Dec 2021		0%	$2,000	147	0		$13.61 ^*	Q4 2021
31 Dec 2021	0%	+0%	$1,488,000	145,418	+8,685	+6.4%	$10.23	Q4 2021
30 Sep 2021	0%	+0%	$1,595,000	136,733	+136,733	NEW	$11.67	Q3 2021
30 Sep 2021		0%	$1,000	114	0		$8.77 ^*	Q3 2021

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.