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Idemitsu Kosan Co.,Ltd. (IDKOY)

18.86 -0.89 (-4.51%)
At close: November 2 at 1:57:41 PM EST
Currency in USD
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Date Open High Low Close Adj Close Volume
Nov 2, 2026
18.89 18.89 18.85 18.85 18.85 11,200
Oct 30, 2026
19.99 19.99 19.99 19.99 19.99 -
Oct 29, 2026
19.99 19.99 19.99 19.99 19.99 -
Oct 28, 2026
19.99 19.99 19.99 19.99 19.99 500
Oct 27, 2026
19.98 19.98 19.98 19.98 19.98 -
Oct 26, 2026
19.98 19.98 19.98 19.98 19.98 600
Oct 23, 2026
19.74 19.74 19.74 19.74 19.74 -
Oct 22, 2026
19.74 19.74 19.74 19.74 19.74 -
Oct 21, 2026
19.74 19.74 19.74 19.74 19.74 -
Oct 20, 2026
19.74 19.74 19.74 19.74 19.74 200
Oct 19, 2026
19.72 19.72 19.72 19.72 19.72 -
Oct 16, 2026
19.72 19.72 19.72 19.72 19.72 -
Oct 15, 2026
19.72 19.72 19.72 19.72 19.72 600
Oct 14, 2026
20.34 20.34 20.34 20.34 20.34 -
Oct 13, 2026
20.00 21.49 20.00 20.34 20.34 800
Oct 12, 2026
20.00 20.00 20.00 20.00 20.00 500
Oct 9, 2026
18.99 18.99 18.99 18.99 18.99 -
Oct 8, 2026
18.97 18.99 18.86 18.99 18.99 7,000
Oct 7, 2026
19.36 19.36 19.36 19.36 19.36 300
Oct 6, 2026
19.35 19.35 19.35 19.35 19.35 -
Oct 5, 2026
19.30 19.43 19.24 19.35 19.35 1,000
Oct 2, 2026
19.76 19.84 18.47 18.47 18.47 400
Oct 1, 2026
19.43 19.43 19.43 19.43 19.43 300
Sep 30, 2026
20.20 20.20 20.16 20.16 20.16 500
Sep 29, 2026
20.16 20.16 20.16 20.16 20.16 -
Sep 28, 2026
20.16 20.16 20.16 20.16 20.16 200
Sep 25, 2026
20.07 20.07 20.07 20.07 20.07 500
Sep 24, 2026
18.35 20.91 18.35 20.91 20.91 2,100
Sep 23, 2026
21.50 21.60 20.25 20.66 20.66 1,800
Sep 22, 2026
20.80 21.16 20.16 21.16 21.16 1,400
Sep 21, 2026
21.60 21.60 21.02 21.02 21.02 2,200
Sep 18, 2026
21.50 21.59 21.50 21.59 21.59 1,300
Sep 17, 2026
21.34 21.34 21.34 21.34 21.34 -
Sep 16, 2026
21.45 21.57 21.33 21.34 21.34 6,800
Sep 15, 2026
22.09 22.09 20.70 20.93 20.93 2,300
Sep 14, 2026
21.00 21.33 21.00 21.33 21.33 2,400
Sep 11, 2026
21.40 21.40 21.03 21.18 21.18 1,000
Sep 10, 2026
21.46 22.79 20.45 21.15 21.15 3,800
Sep 9, 2026
20.88 20.88 20.88 20.88 20.88 -
Sep 8, 2026
20.78 20.88 20.77 20.88 20.88 1,700
Sep 4, 2026
19.95 19.95 18.82 18.82 18.82 10,800
Sep 3, 2026
17.85 18.36 17.85 18.36 18.36 2,200
Sep 2, 2026
18.41 18.41 18.40 18.40 18.40 4,000
Sep 1, 2026
18.55 18.55 17.66 18.39 18.39 6,100
Aug 31, 2026
18.00 18.17 17.94 18.17 18.17 600
Aug 28, 2026
17.27 17.38 17.27 17.38 17.38 700
Aug 27, 2026
18.45 18.45 18.45 18.45 18.45 1,200
Aug 26, 2026
18.45 18.45 18.45 18.45 18.45 -
Aug 25, 2026
18.45 18.45 18.45 18.45 18.45 200
Aug 24, 2026
17.90 17.90 17.90 17.90 17.90 1,100
Aug 21, 2026
17.90 17.90 17.90 17.90 17.90 1,100
Aug 20, 2026
15.64 15.64 15.64 15.64 15.64 -
Aug 19, 2026
15.64 15.64 15.64 15.64 15.64 -
Aug 18, 2026
15.64 15.64 15.64 15.64 15.64 -
Aug 17, 2026
15.64 15.64 15.64 15.64 15.64 200
Aug 14, 2026
17.39 17.39 17.39 17.39 17.39 -
Aug 13, 2026
16.33 17.39 16.04 17.39 17.39 2,600
Aug 12, 2026
17.79 17.79 17.79 17.79 17.79 300
Aug 11, 2026
16.40 16.40 16.33 16.33 16.33 4,600
Aug 10, 2026
16.30 16.30 16.27 16.30 16.30 9,500
Aug 7, 2026
16.03 16.03 16.03 16.03 16.03 -
Aug 6, 2026
15.18 16.03 15.18 16.03 16.03 1,200
Aug 5, 2026
15.99 15.99 15.99 15.99 15.99 300
Aug 4, 2026
15.83 15.88 15.83 15.87 15.87 1,400
Aug 3, 2026
16.07 16.07 15.96 15.96 15.96 500
Jul 31, 2026
16.35 16.35 16.35 16.35 16.35 -
Jul 30, 2026
14.45 16.35 14.45 16.35 16.35 600
Jul 29, 2026
16.01 16.17 16.01 16.11 16.11 12,900
Jul 28, 2026
16.26 16.26 14.50 14.50 14.50 6,000
Jul 27, 2026
16.02 16.02 16.02 16.02 16.02 6,100
Jul 24, 2026
16.28 16.35 16.28 16.32 16.32 10,600
Jul 23, 2026
16.03 16.03 16.03 16.03 16.03 300
Jul 22, 2026
15.37 15.37 15.37 15.37 15.37 -
Jul 21, 2026
15.37 15.37 15.37 15.37 15.37 -
Jul 20, 2026
15.37 15.37 15.37 15.37 15.37 300
Jul 17, 2026
16.27 16.27 16.27 16.27 16.27 600
Jul 16, 2026
16.28 16.28 15.58 15.58 15.58 600
Jul 15, 2026
15.85 16.45 15.68 15.69 15.69 3,000
Jul 14, 2026
15.79 15.79 15.79 15.79 15.79 700
Jul 13, 2026
16.50 16.50 14.86 15.46 15.46 7,600
Jul 10, 2026
15.13 15.13 15.13 15.13 15.13 400
Jul 9, 2026
15.37 15.38 15.36 15.36 15.36 800
Jul 8, 2026
15.85 15.85 15.07 15.15 15.15 18,900
Jul 7, 2026
15.33 15.33 15.33 15.33 15.33 -
Jul 6, 2026
14.77 15.33 14.77 15.33 15.33 1,100
Jul 2, 2026
15.00 15.00 15.00 15.00 15.00 -
Jul 1, 2026
15.00 15.00 15.00 15.00 15.00 -
Jun 30, 2026
14.13 15.00 14.13 15.00 15.00 700
Jun 29, 2026
15.21 15.68 15.21 15.21 15.21 600
Jun 26, 2026
15.16 15.70 14.06 14.06 14.06 1,300
Jun 25, 2026
15.55 15.55 14.97 14.97 14.97 500
Jun 24, 2026
15.85 15.85 15.85 15.85 15.85 300
Jun 23, 2026
16.10 16.10 14.83 14.83 14.83 500
Jun 22, 2026
15.53 15.53 15.53 15.53 15.53 600
Jun 18, 2026
15.81 15.81 15.81 15.81 15.81 600
Jun 17, 2026
16.65 16.65 16.50 16.50 16.50 400
Jun 16, 2026
16.07 16.08 16.06 16.06 16.06 11,000
Jun 15, 2026
17.07 17.07 16.47 16.47 16.47 3,900
Jun 12, 2026
15.19 15.19 15.19 15.19 15.19 500
Jun 11, 2026
16.96 16.96 16.96 16.96 16.96 300
Jun 10, 2026
16.59 16.65 16.59 16.62 16.62 9,100
Jun 9, 2026
17.60 17.60 16.69 16.70 16.70 2,700
Jun 8, 2026
17.60 17.85 17.59 17.59 17.59 800
Jun 5, 2026
17.60 17.60 17.60 17.60 17.60 -
Jun 4, 2026
17.60 17.60 17.60 17.60 17.60 -
Jun 3, 2026
17.60 17.60 17.60 17.60 17.60 200
Jun 2, 2026
16.88 16.88 16.88 16.88 16.88 -
Jun 1, 2026
16.88 16.96 16.87 16.88 16.88 13,600
May 29, 2026
17.69 17.69 17.69 17.69 17.69 -
May 28, 2026
17.69 17.69 17.69 17.69 17.69 -
May 27, 2026
17.69 17.69 17.69 17.69 17.69 -
May 26, 2026
16.85 17.69 16.85 17.69 17.69 800
May 22, 2026
17.31 17.31 17.31 17.31 17.31 900
May 21, 2026
17.00 17.37 17.00 17.37 17.37 1,200
May 20, 2026
17.38 17.38 17.35 17.35 17.35 8,300
May 19, 2026
17.80 17.80 17.80 17.80 17.80 -
May 18, 2026
17.81 17.81 17.80 17.80 17.80 1,800
May 15, 2026
17.65 17.65 17.65 17.65 17.65 -
May 14, 2026
17.65 17.65 17.65 17.65 17.65 -
May 13, 2026
17.65 17.65 17.65 17.65 17.65 -
May 12, 2026
17.65 17.65 17.65 17.65 17.65 -
May 11, 2026
17.85 17.85 17.04 17.65 17.65 800
May 8, 2026
17.33 17.33 17.33 17.33 17.33 500
May 7, 2026
17.80 17.80 17.80 17.80 17.80 -
May 6, 2026
17.80 17.80 17.80 17.80 17.80 700
May 5, 2026
17.80 17.80 17.80 17.80 17.80 3,400
May 4, 2026
16.85 17.43 16.81 17.43 17.43 600
May 1, 2026
16.78 16.78 16.78 16.78 16.78 200
Apr 30, 2026
17.18 17.18 17.12 17.12 17.12 700
Apr 29, 2026
17.00 17.00 16.92 16.96 16.96 7,300
Apr 28, 2026
17.20 17.43 17.00 17.10 17.10 3,800
Apr 27, 2026
17.27 17.27 16.69 16.71 16.71 2,100
Apr 24, 2026
16.77 16.77 16.77 16.77 16.77 400
Apr 23, 2026
16.56 17.04 16.07 17.04 17.04 8,200
Apr 22, 2026
17.21 17.21 17.21 17.21 17.21 200
Apr 21, 2026
18.07 18.07 17.50 17.50 17.50 4,800
Apr 20, 2026
18.65 18.65 18.65 18.65 18.65 -
Apr 17, 2026
18.89 18.89 18.64 18.65 18.65 14,500
Apr 16, 2026
20.70 20.70 20.70 20.70 20.70 -
Apr 15, 2026
20.70 20.70 20.70 20.70 20.70 -
Apr 14, 2026
20.70 20.70 20.70 20.70 20.70 -
Apr 13, 2026
20.70 20.70 20.70 20.70 20.70 -
Apr 10, 2026
20.70 20.70 20.70 20.70 20.70 300
Apr 9, 2026
20.75 20.75 20.21 20.21 20.21 200
Apr 8, 2026
20.12 20.13 20.12 20.13 20.13 400
Apr 7, 2026
20.34 20.34 20.34 20.34 20.34 400
Apr 6, 2026
19.55 19.56 19.55 19.56 19.56 1,200
Apr 2, 2026
21.01 21.01 21.01 21.01 21.01 -
Apr 1, 2026
21.01 21.01 21.01 21.01 21.01 900
Mar 31, 2026
19.54 19.54 19.54 19.54 19.54 300
Mar 30, 2026
20.65 21.05 19.28 19.28 19.28 2,200
Mar 27, 2026
18.72 18.72 18.72 18.72 18.72 100
Mar 26, 2026
18.71 18.80 18.71 18.80 18.80 4,200
Mar 25, 2026
18.49 19.15 18.49 19.15 19.15 1,400
Mar 24, 2026
18.50 19.15 18.50 19.15 19.15 700
Mar 23, 2026
18.46 18.65 18.46 18.65 18.65 1,300
Mar 20, 2026
20.08 20.08 19.19 19.19 19.19 1,700
Mar 19, 2026
20.05 20.05 20.05 20.05 20.05 300
Mar 18, 2026
19.61 19.61 19.61 19.61 19.61 500
Mar 17, 2026
18.65 19.16 18.65 19.16 19.16 1,900
Mar 16, 2026
18.18 18.18 18.18 18.18 18.18 400
Mar 13, 2026
17.95 17.95 17.95 17.95 17.95 -
Mar 12, 2026
17.95 17.95 17.95 17.95 17.95 -
Mar 11, 2026
17.95 17.95 17.95 17.95 17.95 3,000
Mar 10, 2026
17.07 17.07 17.07 17.07 17.07 96,700
Mar 9, 2026
18.11 18.33 17.64 18.33 18.33 3,200
Mar 6, 2026
18.47 18.47 18.47 18.47 18.47 -
Mar 5, 2026
18.47 18.47 18.47 18.47 18.47 -
Mar 4, 2026
19.05 19.05 18.40 18.47 18.47 2,300
Mar 3, 2026
18.60 19.99 18.38 18.94 18.94 2,900
Mar 2, 2026
19.00 19.00 19.00 19.00 19.00 200
Feb 27, 2026
19.00 19.00 19.00 19.00 19.00 100
Feb 26, 2026
16.76 18.08 16.76 18.08 18.08 300
Feb 25, 2026
17.98 17.98 17.98 17.98 17.98 1,900
Feb 24, 2026
19.12 19.12 19.12 19.12 19.12 200
Feb 23, 2026
18.24 18.24 18.24 18.24 18.24 -
Feb 20, 2026
18.24 18.24 18.24 18.24 18.24 -
Feb 19, 2026
18.24 18.24 18.24 18.24 18.24 2,600
Feb 18, 2026
17.80 17.80 17.80 17.80 17.80 6,400
Feb 17, 2026
18.51 18.51 18.51 18.51 18.51 600
Feb 13, 2026
18.78 18.78 18.78 18.78 18.78 -
Feb 12, 2026
18.61 19.28 18.54 18.78 18.78 4,500
Feb 11, 2026
18.64 18.64 18.64 18.64 18.64 -
Feb 10, 2026
18.64 18.64 18.64 18.64 18.64 -
Feb 9, 2026
18.26 18.64 18.26 18.64 18.64 13,500
Feb 6, 2026
18.39 18.39 18.39 18.39 18.39 9,800
Feb 5, 2026
19.10 19.10 17.77 17.77 17.77 5,800
Feb 4, 2026
17.70 18.13 17.43 18.10 18.10 2,900
Feb 3, 2026
17.10 17.10 17.10 17.10 17.10 200
Feb 2, 2026
16.68 16.68 16.35 16.35 16.35 2,300
Jan 30, 2026
16.34 16.34 16.34 16.34 16.34 -
Jan 29, 2026
16.34 16.34 16.34 16.34 16.34 -
Jan 28, 2026
16.34 16.34 16.34 16.34 16.34 200
Jan 27, 2026
17.65 17.65 17.65 17.65 17.65 200
Jan 26, 2026
17.94 17.94 17.94 17.94 17.94 200
Jan 23, 2026
16.25 16.25 16.25 16.25 16.25 200
Jan 22, 2026
16.00 16.00 16.00 16.00 16.00 200
Jan 21, 2026
15.07 15.07 15.07 15.07 15.07 200
Jan 20, 2026
15.71 15.71 15.71 15.71 15.71 -
Jan 16, 2026
16.12 16.12 15.71 15.71 15.71 400
Jan 15, 2026
15.91 15.91 15.91 15.91 15.91 500
Jan 14, 2026
15.30 15.30 15.30 15.30 15.30 -
Jan 13, 2026
15.71 15.71 15.30 15.30 15.30 1,400
Jan 12, 2026
15.22 15.22 15.22 15.22 15.22 -
Jan 9, 2026
15.22 15.22 15.22 15.22 15.22 -
Jan 8, 2026
15.22 15.22 15.22 15.22 15.22 300
Jan 7, 2026
15.20 15.20 14.25 14.74 14.74 2,600
Jan 6, 2026
15.25 15.25 15.25 15.25 15.25 -
Jan 5, 2026
15.25 15.25 15.25 15.25 15.25 -
Jan 2, 2026
15.25 15.25 15.25 15.25 15.25 -
Dec 31, 2025
15.25 15.25 15.25 15.25 15.25 1,500
Dec 30, 2025
15.25 15.25 15.25 15.25 15.25 -
Dec 29, 2025
15.25 15.25 15.25 15.25 15.25 100
Dec 26, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 24, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 23, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 22, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 19, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 18, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 17, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 16, 2025
15.27 15.27 15.27 15.27 15.27 -
Dec 15, 2025
15.00 15.27 15.00 15.27 15.27 700
Dec 12, 2025
14.99 14.99 14.99 14.99 14.99 -
Dec 11, 2025
14.99 14.99 14.99 14.99 14.99 300
Dec 10, 2025
14.90 14.90 14.90 14.90 14.90 2,600
Dec 9, 2025
14.40 14.40 14.40 14.40 14.40 400
Dec 8, 2025
14.58 14.58 14.58 14.58 14.58 -
Dec 5, 2025
14.58 14.58 14.58 14.58 14.58 -
Dec 4, 2025
14.58 14.58 14.58 14.58 14.58 -
Dec 3, 2025
14.58 14.58 14.58 14.58 14.58 -
Dec 2, 2025
14.58 14.58 14.58 14.58 14.58 9,000
Dec 1, 2025
14.43 14.43 14.37 14.37 14.37 900
Nov 28, 2025
14.65 14.65 13.70 13.70 13.70 300
Nov 26, 2025
14.25 14.25 14.25 14.25 14.25 -
Nov 25, 2025
14.25 14.25 14.25 14.25 14.25 -
Nov 24, 2025
14.25 14.25 14.25 14.25 14.25 -
Nov 21, 2025
14.25 14.25 14.25 14.25 14.25 -
Nov 20, 2025
14.25 14.25 14.25 14.25 14.25 400
Nov 19, 2025
14.12 14.12 14.12 14.12 14.12 -
Nov 18, 2025
14.12 14.12 14.12 14.12 14.12 200
Nov 17, 2025
14.60 14.99 14.60 14.99 14.99 1,500
Nov 14, 2025
14.32 14.32 14.32 14.32 14.32 -
Nov 13, 2025
14.32 14.32 14.32 14.32 14.32 100
Nov 12, 2025
14.83 14.83 14.83 14.83 14.83 -
Nov 11, 2025
14.95 14.95 14.83 14.83 14.83 800
Nov 10, 2025
14.44 14.44 14.44 14.44 14.44 -
Nov 7, 2025
14.44 14.44 14.44 14.44 14.44 -
Nov 6, 2025
14.44 14.44 14.44 14.44 14.44 400
Nov 5, 2025
13.45 13.45 13.45 13.45 13.45 -
Nov 4, 2025
13.45 13.45 13.45 13.45 13.45 500
Nov 3, 2025
13.84 13.84 13.48 13.48 13.48 1,900

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