KOPPERS HOLDINGS INC

Ticker: KOP CUSIP: 50060P106 Class: Common Stock

STATE STREET CORP's Holding History (CIK: 0000093751)

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

Q4 2025

Shares 764,324 Value ($000) $20,698 Avg Close $27.92 Range $24.93 - $30.27

Q3 2025

Shares 769,555 Value ($000) $21,548 Avg Close $30.64 Range $26.64 - $35.42

Q2 2025

Shares 777,266 Value ($000) $24,989 Avg Close $28.51 Range $22.81 - $33.40

Q1 2025

Shares 769,474 Value ($000) $21,545 Avg Close $29.79 Range $26.71 - $32.62

Q4 2024

Shares 810,387 Value ($000) $26,257 Avg Close $35.29 Range $30.31 - $39.33

Q3 2024

Shares 771,184 Value ($000) $28,171 Avg Close $36.81 Range $33.32 - $41.05

Q2 2024

Shares 778,940 Value ($000) $28,813 Avg Close $45.92 Range $36.33 - $56.06

Q1 2024

Shares 774,616 Value ($000) $42,736 Avg Close $50.84 Range $45.30 - $57.24

Q4 2023

Shares 760,154 Value ($000) $38,935 Avg Close $41.07 Range $34.25 - $51.33

Q3 2023

Shares 761,492 Value ($000) $30,117 Avg Close $37.10 Range $32.03 - $41.14

Q2 2023

Shares 751,901 Value ($000) $25,640 Avg Close $31.88 Range $27.88 - $34.73

Q1 2023

Shares 758,949 Value ($000) $26,540 Avg Close $32.48 Range $27.62 - $37.52

Q4 2022

Shares 765,343 Value ($000) $21,583 Avg Close $26.33 Range $20.34 - $31.62

Q3 2022

Shares 738,534 Value ($000) $15,347 Avg Close $22.41 Range $19.60 - $25.85

Q2 2022

Shares 750,500 Value ($000) $16,991 Avg Close $24.62 Range $21.17 - $27.82

Q1 2022

Shares 733,079 Value ($000) $20,210 Avg Close $28.63 Range $26.03 - $32.64

Q4 2021

Shares 711,499 Value ($000) $22,270 Avg Close $31.64 Range $27.29 - $36.29

Q3 2021

Shares 681,119 Value ($000) $21,292 Avg Close $30.18 Range $27.05 - $33.29

Q2 2021

Shares 702,764 Value ($000) $22,734 Avg Close $32.69 Range $29.53 - $38.23

Q1 2021

Shares 668,049 Value ($000) $23,221 Avg Close $33.96 Range $28.60 - $37.95

Q4 2020

Shares 629,715 Value ($000) $19,622 Avg Close $25.23 Range $19.75 - $30.43

Q3 2020

Shares 572,385 Value ($000) $11,969 Avg Close $22.04 Range $16.86 - $26.37

Q2 2020

Shares 581,688 Value ($000) $10,959 Avg Close $14.72 Range $8.00 - $22.09

Q1 2020

Shares 625,252 Value ($000) $7,734 Avg Close $24.89 Range $8.37 - $37.67

Q4 2019

Shares 601,826 Value ($000) $23,002 Avg Close $34.04 Range $25.45 - $43.37

Q3 2019

Shares 617,339 Value ($000) $18,032 Avg Close $26.87 Range $22.89 - $29.57

Q2 2019

Shares 1,072,927 Value ($000) $31,501 Avg Close $27.00 Range $25.07 - $29.17

Q1 2019

Shares 1,179,374 Value ($000) $30,640 Avg Close $22.79 Range $16.00 - $26.87

Q4 2018

Shares 1,243,590 Value ($000) $21,191 Avg Close $22.79 Range $14.54 - $31.53

Q3 2018

Shares 653,739 Value ($000) $20,365 Avg Close $34.72 Range $29.56 - $38.82

Q2 2018

Shares 622,060 Value ($000) $23,860 Avg Close $40.28 Range $36.59 - $44.88

Q1 2018

Shares 581,458 Value ($000) $23,901 Avg Close $42.63 Range $37.56 - $49.72

Q4 2017

Shares 588,691 Value ($000) $29,965 Avg Close $47.24 Range $44.34 - $50.21

Q3 2017

Shares 562,259 Value ($000) $25,950 Avg Close $37.68 Range $34.09 - $45.12

Q2 2017

Shares 573,048 Value ($000) $20,716 Avg Close $37.33 Range $32.86 - $43.42

Q1 2017

Shares 514,643 Value ($000) $21,794 Avg Close $40.70 Range $37.90 - $44.44

Q4 2016

Shares 535,883 Value ($000) $21,593 Avg Close $35.58 Range $30.32 - $41.39

Q3 2016

Shares 511,999 Value ($000) $16,477 Avg Close $30.57 Range $27.66 - $32.67

Q2 2016

Shares 493,793 Value ($000) $15,170 Avg Close $25.09 Range $20.72 - $30.39

Q1 2016

Shares 464,480 Value ($000) $10,434 Avg Close $17.27 Range $13.16 - $22.71

Q4 2015

Shares 433,536 Value ($000) $7,912 Avg Close $19.67 Range $16.81 - $22.90

Q3 2015

Shares 392,320 Value ($000) $7,913 Avg Close $20.57 Range $17.33 - $24.10

Q2 2015

Shares 397,525 Value ($000) $9,824 Avg Close $23.45 Range $18.67 - $26.56

Q1 2015

Shares 379,872 Value ($000) $7,477 Avg Close $19.47 Range $15.29 - $25.63

Q4 2014

Shares 399,667 Value ($000) $10,386 Avg Close $29.74 Range $21.83 - $38.35

Q3 2014

Shares 398,271 Value ($000) $13,209 Avg Close $34.78 Range $31.75 - $37.67

Q2 2014

Shares 427,141 Value ($000) $16,335 Avg Close $37.27 Range $33.70 - $43.17

Q1 2014

Shares 446,731 Value ($000) $18,413 Avg Close $38.65 Range $33.68 - $43.26

Q4 2013

Shares 471,516 Value ($000) $21,571 Avg Close $42.61 Range $39.00 - $46.85

Q3 2013

Shares 476,928 Value ($000) $20,335 Avg Close $36.85 Range $32.31 - $40.30

Q2 2013

Shares 467,218 Value ($000) $17,837 Avg Close $38.63 Range $34.88 - $43.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	764,324	$20,698	$27.92	$24.93 - $30.27
Q3 2025	769,555	$21,548	$30.64	$26.64 - $35.42
Q2 2025	777,266	$24,989	$28.51	$22.81 - $33.40
Q1 2025	769,474	$21,545	$29.79	$26.71 - $32.62
Q4 2024	810,387	$26,257	$35.29	$30.31 - $39.33
Q3 2024	771,184	$28,171	$36.81	$33.32 - $41.05
Q2 2024	778,940	$28,813	$45.92	$36.33 - $56.06
Q1 2024	774,616	$42,736	$50.84	$45.30 - $57.24
Q4 2023	760,154	$38,935	$41.07	$34.25 - $51.33
Q3 2023	761,492	$30,117	$37.10	$32.03 - $41.14
Q2 2023	751,901	$25,640	$31.88	$27.88 - $34.73
Q1 2023	758,949	$26,540	$32.48	$27.62 - $37.52
Q4 2022	765,343	$21,583	$26.33	$20.34 - $31.62
Q3 2022	738,534	$15,347	$22.41	$19.60 - $25.85
Q2 2022	750,500	$16,991	$24.62	$21.17 - $27.82
Q1 2022	733,079	$20,210	$28.63	$26.03 - $32.64
Q4 2021	711,499	$22,270	$31.64	$27.29 - $36.29
Q3 2021	681,119	$21,292	$30.18	$27.05 - $33.29
Q2 2021	702,764	$22,734	$32.69	$29.53 - $38.23
Q1 2021	668,049	$23,221	$33.96	$28.60 - $37.95
Q4 2020	629,715	$19,622	$25.23	$19.75 - $30.43
Q3 2020	572,385	$11,969	$22.04	$16.86 - $26.37
Q2 2020	581,688	$10,959	$14.72	$8.00 - $22.09
Q1 2020	625,252	$7,734	$24.89	$8.37 - $37.67
Q4 2019	601,826	$23,002	$34.04	$25.45 - $43.37
Q3 2019	617,339	$18,032	$26.87	$22.89 - $29.57
Q2 2019	1,072,927	$31,501	$27.00	$25.07 - $29.17
Q1 2019	1,179,374	$30,640	$22.79	$16.00 - $26.87
Q4 2018	1,243,590	$21,191	$22.79	$14.54 - $31.53
Q3 2018	653,739	$20,365	$34.72	$29.56 - $38.82
Q2 2018	622,060	$23,860	$40.28	$36.59 - $44.88
Q1 2018	581,458	$23,901	$42.63	$37.56 - $49.72
Q4 2017	588,691	$29,965	$47.24	$44.34 - $50.21
Q3 2017	562,259	$25,950	$37.68	$34.09 - $45.12
Q2 2017	573,048	$20,716	$37.33	$32.86 - $43.42
Q1 2017	514,643	$21,794	$40.70	$37.90 - $44.44
Q4 2016	535,883	$21,593	$35.58	$30.32 - $41.39
Q3 2016	511,999	$16,477	$30.57	$27.66 - $32.67
Q2 2016	493,793	$15,170	$25.09	$20.72 - $30.39
Q1 2016	464,480	$10,434	$17.27	$13.16 - $22.71
Q4 2015	433,536	$7,912	$19.67	$16.81 - $22.90
Q3 2015	392,320	$7,913	$20.57	$17.33 - $24.10
Q2 2015	397,525	$9,824	$23.45	$18.67 - $26.56
Q1 2015	379,872	$7,477	$19.47	$15.29 - $25.63
Q4 2014	399,667	$10,386	$29.74	$21.83 - $38.35
Q3 2014	398,271	$13,209	$34.78	$31.75 - $37.67
Q2 2014	427,141	$16,335	$37.27	$33.70 - $43.17
Q1 2014	446,731	$18,413	$38.65	$33.68 - $43.26
Q4 2013	471,516	$21,571	$42.61	$39.00 - $46.85
Q3 2013	476,928	$20,335	$36.85	$32.31 - $40.30
Q2 2013	467,218	$17,837	$38.63	$34.88 - $43.02