NYSE:KOP | Historical Stock Price | Koppers Holdings Inc.

Complete retained daily price history on its own workbook tab. Split-adjusted close keeps every historical share price on one comparable split basis. Cumulative dividend-reinvested close is the daily close of a rebased total-return index: it starts with one share at the earliest retained close, reinvests every distribution, and normalizes every forward and reverse split exactly once. Admitted exchange opening prices remain a distinct current-session series.

Available history
2006-02-01 to 2026-09-04
Data captured

Stock Price Chart

Blue: Split-adjusted close · Orange: Cumulative dividend-reinvested close

$9.63$14.60$22.12$33.53$50.81$77.002006-02-012026-08-27

Logarithmic scale. Both lines share the same starting value for the selected range.

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Historical Stock Price — 2007

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2007-12-31$43.24$45.59106,800
2007-12-28$43.11$45.4692,900
2007-12-27$42.00$44.29169,800
2007-12-26$43.20$45.55128,700
2007-12-24$43.00$45.3483,300
2007-12-21$43.95$46.34376,300
2007-12-20$41.00$43.23103,300
2007-12-19$40.73$42.95171,800
2007-12-18$42.45$44.76117,300
2007-12-17$42.04$44.33122,200
2007-12-14$42.05$44.34121,200
2007-12-13$42.05$44.34167,800
2007-12-12$42.00$44.29180,700
2007-12-11$40.96$43.19257,200
2007-12-10$41.20$43.44278,800
2007-12-07$40.03$42.2174,200
2007-12-06$40.50$42.70171,600
2007-12-05$39.95$42.12128,600
2007-12-04$39.31$41.45174,200
2007-12-03$39.49$41.64102,800
2007-11-30$38.44$40.53236,400
2007-11-29$37.89$39.95128,400
2007-11-28$38.57$40.67257,100
2007-11-27$37.05$39.07180,100
2007-11-26$35.79$37.74167,300
2007-11-23$37.80$39.8690,000
2007-11-21$36.68$38.68232,300
2007-11-20$37.70$39.75427,200
2007-11-19$36.16$38.13326,200
2007-11-16$36.49$38.48474,200
2007-11-15$39.84$42.01124,700
2007-11-14$41.09$43.15429,400
2007-11-13$40.40$42.42669,800
2007-11-12$41.96$44.06294,200
2007-11-09$42.82$44.96246,900
2007-11-08$43.10$45.26433,800
2007-11-07$42.92$45.07164,600
2007-11-06$44.67$46.91239,500
2007-11-05$42.85$45.0082,000
2007-11-02$43.02$45.17127,600
2007-11-01$41.96$44.06174,600
2007-10-31$44.80$47.04112,800
2007-10-30$44.64$46.88118,900
2007-10-29$44.62$46.8572,900
2007-10-26$44.70$46.9475,700
2007-10-25$44.17$46.3876,600
2007-10-24$44.57$46.80159,300
2007-10-23$44.95$47.20342,000
2007-10-22$43.80$45.99374,600
2007-10-19$42.36$44.48133,300
2007-10-18$43.73$45.92197,700
2007-10-17$42.60$44.73132,000
2007-10-16$42.12$44.23201,900
2007-10-15$42.48$44.61178,900
2007-10-12$43.05$45.21186,100
2007-10-11$41.68$43.77208,000
2007-10-10$42.65$44.79276,000
2007-10-09$40.34$42.36163,300
2007-10-08$39.00$40.9584,000
2007-10-05$39.08$41.04240,100
2007-10-04$39.08$41.04337,600
2007-10-03$37.72$39.6191,500
2007-10-02$38.42$40.34106,500
2007-10-01$38.64$40.57272,500
2007-09-28$38.61$40.54169,100
2007-09-27$39.48$41.46167,100
2007-09-26$39.62$41.60162,900
2007-09-25$39.43$41.40181,900
2007-09-24$39.06$41.02216,700
2007-09-21$38.73$40.67195,900
2007-09-20$37.86$39.76143,800
2007-09-19$37.84$39.73179,400
2007-09-18$37.50$39.38288,200
2007-09-17$35.90$37.70161,600
2007-09-14$34.84$36.58134,600
2007-09-13$35.49$37.27155,200
2007-09-12$34.47$36.20136,300
2007-09-11$34.73$36.47163,200
2007-09-10$34.55$36.28214,900
2007-09-07$34.30$36.02330,000
2007-09-06$36.10$37.91143,800
2007-09-05$36.10$37.91206,400
2007-09-04$35.80$37.59400,500
2007-08-31$36.73$38.57151,900
2007-08-30$36.04$37.84160,600
2007-08-29$36.80$38.64245,900
2007-08-28$35.61$37.39282,700
2007-08-27$38.19$40.10294,500
2007-08-24$38.90$40.85400,700
2007-08-23$37.11$38.97355,300
2007-08-22$36.28$38.10327,300
2007-08-21$36.61$38.44397,300
2007-08-20$35.41$37.18551,100
2007-08-17$33.02$34.67444,600
2007-08-16$33.23$34.89522,000
2007-08-15$32.08$33.51298,100
2007-08-14$31.89$33.31433,600
2007-08-13$31.25$32.64377,400
2007-08-10$31.74$33.15638,000
2007-08-09$31.00$32.38596,800
2007-08-08$30.35$31.70507,300
2007-08-07$30.01$31.35201,900
2007-08-06$30.14$31.48285,000
2007-08-03$29.53$30.84241,500
2007-08-02$29.87$31.20657,500
2007-08-01$29.15$30.45328,200
2007-07-31$29.57$30.89562,800
2007-07-30$27.78$29.02288,500
2007-07-27$27.05$28.25226,400
2007-07-26$27.20$28.41270,800
2007-07-25$28.31$29.57526,600
2007-07-24$29.18$30.48187,500
2007-07-23$29.88$31.21204,400
2007-07-20$30.26$31.61179,600
2007-07-19$31.72$33.13152,200
2007-07-18$32.27$33.71161,000
2007-07-17$31.40$32.80282,300
2007-07-16$31.56$32.96174,800
2007-07-13$32.00$33.42121,500
2007-07-12$32.02$33.45212,500
2007-07-11$31.81$33.23116,300
2007-07-10$31.99$33.41233,800
2007-07-09$33.18$34.66195,800
2007-07-06$33.90$35.41154,700
2007-07-05$33.90$35.41104,800
2007-07-03$33.60$35.1057,700
2007-07-02$33.40$34.89162,000
2007-06-29$33.68$35.18144,400
2007-06-28$33.13$34.6078,600
2007-06-27$33.26$34.74133,400
2007-06-26$33.23$34.71238,900
2007-06-25$33.10$34.57141,700
2007-06-22$34.12$35.64427,000
2007-06-21$34.61$36.15141,900
2007-06-20$33.41$34.90328,900
2007-06-19$34.20$35.72307,700
2007-06-18$33.26$34.74234,000
2007-06-15$33.41$34.90205,800
2007-06-14$32.70$34.16124,600
2007-06-13$32.30$33.74137,500
2007-06-12$31.36$32.7679,600
2007-06-11$32.15$33.58273,400
2007-06-08$31.23$32.62139,900
2007-06-07$30.88$32.25238,500
2007-06-06$32.16$33.59295,600
2007-06-05$33.04$34.51465,900
2007-06-04$32.56$34.01287,400
2007-06-01$31.68$33.09251,700
2007-05-31$32.17$33.60391,800
2007-05-30$31.27$32.66554,700
2007-05-29$29.78$31.11251,500
2007-05-25$29.47$30.78210,400
2007-05-24$29.45$30.76249,500
2007-05-23$28.96$30.25165,700
2007-05-22$29.59$30.91450,700
2007-05-21$28.01$29.26258,900
2007-05-18$28.66$29.94119,500
2007-05-17$28.98$30.27151,100
2007-05-16$28.44$29.71188,300
2007-05-15$28.17$29.42161,900
2007-05-14$28.85$30.13149,600
2007-05-11$29.31$30.61179,600
2007-05-10$29.03$30.32271,700
2007-05-09$29.90$31.05173,400
2007-05-08$29.97$31.13201,900
2007-05-07$29.70$30.85289,700
2007-05-04$30.00$31.16283,300
2007-05-03$29.93$31.08728,700
2007-05-02$28.17$29.26356,300
2007-05-01$28.41$29.51219,800
2007-04-30$28.94$30.06440,400
2007-04-27$29.39$30.52835,500
2007-04-26$28.62$29.72542,800
2007-04-25$28.23$29.321,174,300
2007-04-24$26.67$27.70333,900
2007-04-23$26.63$27.66258,400
2007-04-20$26.47$27.49107,500
2007-04-19$25.97$26.97176,900
2007-04-18$26.30$27.31103,400
2007-04-17$26.30$27.31119,400
2007-04-16$26.50$27.52247,000
2007-04-13$26.50$27.52159,400
2007-04-12$26.40$27.42289,800
2007-04-11$25.81$26.8187,400
2007-04-10$26.50$27.5228,600
2007-04-09$26.43$27.45131,600
2007-04-05$26.87$27.91140,500
2007-04-04$26.70$27.7344,200
2007-04-03$26.72$27.7582,700
2007-04-02$25.85$26.8570,900
2007-03-30$25.66$26.6554,000
2007-03-29$25.31$26.2933,500
2007-03-28$24.91$25.87104,300
2007-03-27$25.04$26.0154,400
2007-03-26$25.25$26.2291,100
2007-03-23$25.46$26.4458,800
2007-03-22$25.49$26.47162,900
2007-03-21$26.25$27.26144,300
2007-03-20$25.98$26.98488,500
2007-03-19$25.69$26.68103,500
2007-03-16$24.98$25.9498,400
2007-03-15$24.98$25.9498,100
2007-03-14$25.28$26.26200,300
2007-03-13$24.11$25.04493,500
2007-03-12$24.28$25.22367,800
2007-03-09$24.02$24.9560,600
2007-03-08$23.84$24.7687,500
2007-03-07$24.01$24.94339,000
2007-03-06$23.89$24.81118,800
2007-03-05$23.66$24.57167,300
2007-03-02$24.00$24.93195,300
2007-03-01$24.98$25.94183,500
2007-02-28$24.53$25.48222,400
2007-02-27$24.45$25.39281,300
2007-02-26$26.09$27.10159,700
2007-02-23$27.00$27.86101,200
2007-02-22$27.04$27.91100,500
2007-02-21$26.99$27.85172,200
2007-02-20$26.60$27.45180,700
2007-02-16$26.50$27.35137,900
2007-02-15$26.57$27.42263,600
2007-02-14$26.47$27.3285,500
2007-02-13$26.50$27.3590,400
2007-02-12$26.44$27.29100,500
2007-02-09$25.36$26.1777,500
2007-02-08$26.23$27.0763,600
2007-02-07$26.09$26.93193,900
2007-02-06$26.00$26.83145,600
2007-02-05$24.94$25.7474,600
2007-02-02$24.93$25.73160,600
2007-02-01$25.35$26.1670,400
2007-01-31$25.41$26.22197,300
2007-01-30$25.48$26.30102,700
2007-01-29$25.70$26.52110,800
2007-01-26$26.54$27.3995,200
2007-01-25$26.38$27.2362,100
2007-01-24$26.70$27.5691,200
2007-01-23$26.08$26.92181,200
2007-01-22$26.07$26.91121,300
2007-01-19$25.68$26.5067,000
2007-01-18$24.82$25.6245,200
2007-01-17$24.75$25.5474,800
2007-01-16$25.48$26.3089,300
2007-01-12$25.21$26.0287,900
2007-01-11$25.25$26.0681,300
2007-01-10$25.38$26.1996,000
2007-01-09$24.93$25.73230,300
2007-01-08$26.48$27.33180,100
2007-01-05$25.99$26.82108,200
2007-01-04$26.52$27.37124,000
2007-01-03$26.67$27.52224,200