ORION ENGINEERED CARBONS S A

Ticker: OEC CUSIP: L72967109 Class: Common Stock

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 158,662 Value ($000) $1 Avg Close $5.42 Range $4.34 - $7.58

Q3 2025

Shares 185,629 Value ($000) $1 Avg Close $10.11 Range $7.32 - $11.62

Q2 2025

Shares 289,844 Value ($000) $3 Avg Close $11.31 Range $9.59 - $12.97

Q1 2025

Shares 218,989 Value ($000) $3 Avg Close $14.14 Range $12.51 - $16.63

Q4 2024

Shares 37,744 Value ($000) $1 Avg Close $16.89 Range $14.94 - $19.48

Q3 2024

Shares 128,501 Value ($000) $2 Avg Close $19.27 Range $15.54 - $24.85

Q2 2024

Shares 63,048 Value ($000) $1 Avg Close $24.07 Range $21.72 - $26.05

Q4 2023

Shares 23,421 Value ($000) $1 Avg Close $22.94 Range $19.32 - $28.48

Q3 2023

Shares 119,795 Value ($000) $3 Avg Close $21.83 Range $19.55 - $23.57

Q2 2023

Shares 69,444 Value ($000) $1 Avg Close $24.10 Range $20.60 - $26.57

Q1 2023

Shares 93,314 Value ($000) $2 Avg Close $22.61 Range $17.43 - $26.91

Q4 2022

Shares 15,670 Value ($000) $0 Avg Close $16.82 Range $12.87 - $19.37

Q3 2022

Shares 22,177 Value ($000) $296 Avg Close $16.25 Range $13.19 - $17.88

Q2 2022

Shares 137,977 Value ($000) $2,143 Avg Close $16.75 Range $13.84 - $20.63

Q4 2021

Shares 79,691 Value ($000) $1,463 Avg Close $18.63 Range $16.55 - $20.99

Q3 2021

Shares 43,120 Value ($000) $786 Avg Close $17.89 Range $16.30 - $19.39

Q2 2021

Shares 74,862 Value ($000) $1,422 Avg Close $19.79 Range $17.88 - $22.45

Q3 2020

Shares 28,867 Value ($000) $361 Avg Close $11.98 Range $9.82 - $15.27

Q3 2019

Shares 15,059 Value ($000) $252 Avg Close $16.36 Range $12.10 - $21.87

Q3 2018

Shares 41,731 Value ($000) $1,340 Avg Close $33.17 Range $30.20 - $36.55

Q2 2018

Shares 47,400 Value ($000) $1,462 Avg Close $29.09 Range $26.10 - $33.95

Q1 2018

Shares 19,466 Value ($000) $528 Avg Close $27.91 Range $25.40 - $30.25

Q4 2017

Shares 9,243 Value ($000) $237 Avg Close $23.63 Range $22.25 - $25.70

Q3 2017

Shares 9,989 Value ($000) $224 Avg Close $21.43 Range $19.70 - $24.55

Q2 2017

Shares 27,489 Value ($000) $548 Avg Close $18.95 Range $17.15 - $20.85

Q1 2017

Shares 18,519 Value ($000) $380 Avg Close $20.55 Range $18.50 - $22.20

Q4 2016

Shares 41,257 Value ($000) $778 Avg Close $19.08 Range $17.70 - $20.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	158,662	$1	$5.42	$4.34 - $7.58
Q3 2025	185,629	$1	$10.11	$7.32 - $11.62
Q2 2025	289,844	$3	$11.31	$9.59 - $12.97
Q1 2025	218,989	$3	$14.14	$12.51 - $16.63
Q4 2024	37,744	$1	$16.89	$14.94 - $19.48
Q3 2024	128,501	$2	$19.27	$15.54 - $24.85
Q2 2024	63,048	$1	$24.07	$21.72 - $26.05
Q4 2023	23,421	$1	$22.94	$19.32 - $28.48
Q3 2023	119,795	$3	$21.83	$19.55 - $23.57
Q2 2023	69,444	$1	$24.10	$20.60 - $26.57
Q1 2023	93,314	$2	$22.61	$17.43 - $26.91
Q4 2022	15,670	$0	$16.82	$12.87 - $19.37
Q3 2022	22,177	$296	$16.25	$13.19 - $17.88
Q2 2022	137,977	$2,143	$16.75	$13.84 - $20.63
Q4 2021	79,691	$1,463	$18.63	$16.55 - $20.99
Q3 2021	43,120	$786	$17.89	$16.30 - $19.39
Q2 2021	74,862	$1,422	$19.79	$17.88 - $22.45
Q3 2020	28,867	$361	$11.98	$9.82 - $15.27
Q3 2019	15,059	$252	$16.36	$12.10 - $21.87
Q3 2018	41,731	$1,340	$33.17	$30.20 - $36.55
Q2 2018	47,400	$1,462	$29.09	$26.10 - $33.95
Q1 2018	19,466	$528	$27.91	$25.40 - $30.25
Q4 2017	9,243	$237	$23.63	$22.25 - $25.70
Q3 2017	9,989	$224	$21.43	$19.70 - $24.55
Q2 2017	27,489	$548	$18.95	$17.15 - $20.85
Q1 2017	18,519	$380	$20.55	$18.50 - $22.20
Q4 2016	41,257	$778	$19.08	$17.70 - $20.85