Current IOSP price: $73.65
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 January | |||
| 2026-01-01 | $74.05 | $71.82 | $76.27 |
| 2026-01-02 | $74.29 | $72.06 | $76.52 |
| 2026-01-03 | $74.27 | $72.04 | $76.50 |
| 2026-01-04 | $74.86 | $72.62 | $77.11 |
| 2026-01-05 | $74.26 | $72.03 | $76.49 |
| 2026-01-06 | $74.86 | $72.61 | $77.10 |
| 2026-01-07 | $74.53 | $72.30 | $76.77 |
| 2026-01-08 | $74.58 | $72.34 | $76.82 |
| 2026-01-09 | $74.91 | $72.66 | $77.16 |
| 2026-01-10 | $74.31 | $72.08 | $76.54 |
| 2026-01-11 | $73.71 | $71.50 | $75.92 |
| 2026-01-12 | $73.39 | $71.18 | $75.59 |
| 2026-01-13 | $73.15 | $70.96 | $75.35 |
| 2026-01-14 | $72.56 | $70.39 | $74.74 |
| 2026-01-15 | $72.00 | $69.84 | $74.16 |
| 2026-01-16 | $71.42 | $69.28 | $73.57 |
| 2026-01-17 | $71.46 | $69.32 | $73.61 |
| 2026-01-18 | $71.75 | $69.59 | $73.90 |
| 2026-01-19 | $71.97 | $69.81 | $74.13 |
| 2026-01-20 | $72.54 | $70.37 | $74.72 |
| 2026-01-21 | $72.54 | $70.36 | $74.71 |
| 2026-01-22 | $72.28 | $70.12 | $74.45 |
| 2026-01-23 | $71.70 | $69.55 | $73.85 |
| 2026-01-24 | $71.13 | $68.99 | $73.26 |
| 2026-01-25 | $71.70 | $69.55 | $73.85 |
| 2026-01-26 | $71.67 | $69.52 | $73.82 |
| 2026-01-27 | $71.50 | $69.35 | $73.64 |
| 2026-01-28 | $70.92 | $68.80 | $73.05 |
| 2026-01-29 | $70.35 | $68.24 | $72.46 |
| 2026-01-30 | $70.92 | $68.79 | $73.04 |
| 2026-01-31 | $70.82 | $68.70 | $72.94 |
| 2026 February | |||
| 2026-02-01 | $71.39 | $69.25 | $73.53 |
| 2026-02-02 | $70.81 | $68.69 | $72.94 |
| 2026-02-03 | $70.87 | $68.75 | $73.00 |
| 2026-02-04 | $71.44 | $69.30 | $73.58 |
| 2026-02-05 | $70.86 | $68.74 | $72.99 |
| 2026-02-06 | $70.30 | $68.19 | $72.41 |
| 2026-02-07 | $70.86 | $68.74 | $72.99 |
| 2026-02-08 | $70.41 | $68.29 | $72.52 |
| 2026-02-09 | $70.23 | $68.12 | $72.33 |
| 2026-02-10 | $70.63 | $68.51 | $72.74 |
| 2026-02-11 | $70.06 | $67.96 | $72.16 |
| 2026-02-12 | $70.62 | $68.50 | $72.74 |
| 2026-02-13 | $71.18 | $69.05 | $73.32 |
| 2026-02-14 | $71.53 | $69.38 | $73.67 |
| 2026-02-15 | $71.08 | $68.95 | $73.22 |
| 2026-02-16 | $71.43 | $69.29 | $73.57 |
| 2026-02-17 | $70.86 | $68.73 | $72.98 |
| 2026-02-18 | $70.41 | $68.30 | $72.52 |
| 2026-02-19 | $70.98 | $68.85 | $73.11 |
| 2026-02-20 | $71.54 | $69.40 | $73.69 |
| 2026-02-21 | $72.12 | $69.95 | $74.28 |
| 2026-02-22 | $72.70 | $70.51 | $74.88 |
| 2026-02-23 | $73.28 | $71.08 | $75.48 |
| 2026-02-24 | $72.71 | $70.52 | $74.89 |
| 2026-02-25 | $72.12 | $69.96 | $74.29 |
| 2026-02-26 | $71.54 | $69.40 | $73.69 |
| 2026-02-27 | $71.15 | $69.02 | $73.29 |
| 2026-02-28 | $70.58 | $68.46 | $72.70 |
| 2026 March | |||
| 2026-03-01 | $70.01 | $67.91 | $72.11 |
| 2026-03-02 | $70.57 | $68.46 | $72.69 |
| 2026-03-03 | $70.96 | $68.83 | $73.09 |
| 2026-03-04 | $71.53 | $69.38 | $73.67 |
| 2026-03-05 | $71.52 | $69.38 | $73.67 |
| 2026-03-06 | $70.95 | $68.82 | $73.08 |
| 2026-03-07 | $71.52 | $69.37 | $73.66 |
| 2026-03-08 | $70.94 | $68.81 | $73.07 |
| 2026-03-09 | $71.25 | $69.11 | $73.38 |
| 2026-03-10 | $70.67 | $68.55 | $72.79 |
| 2026-03-11 | $70.43 | $68.31 | $72.54 |
| 2026-03-12 | $69.86 | $67.77 | $71.96 |
| 2026-03-13 | $69.70 | $67.61 | $71.79 |
| 2026-03-14 | $70.05 | $67.95 | $72.15 |
| 2026-03-15 | $70.24 | $68.14 | $72.35 |
| 2026-03-16 | $69.68 | $67.59 | $71.77 |
| 2026-03-17 | $69.35 | $67.27 | $71.43 |
| 2026-03-18 | $68.80 | $66.73 | $70.86 |
| 2026-03-19 | $69.02 | $66.95 | $71.09 |
| 2026-03-20 | $68.47 | $66.41 | $70.52 |
| 2026-03-21 | $67.92 | $65.88 | $69.96 |
| 2026-03-22 | $68.06 | $66.01 | $70.10 |
| 2026-03-23 | $68.11 | $66.07 | $70.16 |
| 2026-03-24 | $68.66 | $66.60 | $70.72 |
| 2026-03-25 | $68.55 | $66.49 | $70.60 |
| 2026-03-26 | $69.09 | $67.02 | $71.17 |
| 2026-03-27 | $69.65 | $67.56 | $71.74 |
| 2026-03-28 | $69.09 | $67.02 | $71.16 |
| 2026-03-29 | $69.19 | $67.12 | $71.27 |
| 2026-03-30 | $68.64 | $66.58 | $70.70 |
| 2026-03-31 | $69.19 | $67.11 | $71.26 |
| 2026 April | |||
| 2026-04-01 | $69.74 | $67.65 | $71.83 |
| 2026-04-02 | $69.18 | $67.10 | $71.25 |
| 2026-04-03 | $69.73 | $67.64 | $71.83 |
| 2026-04-04 | $69.52 | $67.44 | $71.61 |
| 2026-04-05 | $69.17 | $67.10 | $71.25 |
| 2026-04-06 | $68.62 | $66.56 | $70.68 |
| 2026-04-07 | $69.14 | $67.07 | $71.22 |
| 2026-04-08 | $69.27 | $67.19 | $71.35 |
| 2026-04-09 | $69.83 | $67.73 | $71.92 |
| 2026-04-10 | $69.27 | $67.19 | $71.34 |
| 2026-04-11 | $69.82 | $67.73 | $71.92 |
| 2026-04-12 | $69.26 | $67.18 | $71.34 |
| 2026-04-13 | $69.23 | $67.16 | $71.31 |
| 2026-04-14 | $69.79 | $67.69 | $71.88 |
| 2026-04-15 | $70.35 | $68.24 | $72.46 |
| 2026-04-16 | $70.16 | $68.06 | $72.27 |
| 2026-04-17 | $69.60 | $67.51 | $71.69 |
| 2026-04-18 | $69.55 | $67.47 | $71.64 |
| 2026-04-19 | $70.11 | $68.01 | $72.21 |
| 2026-04-20 | $70.67 | $68.55 | $72.79 |
| 2026-04-21 | $70.64 | $68.52 | $72.76 |
| 2026-04-22 | $71.21 | $69.07 | $73.34 |
| 2026-04-23 | $71.78 | $69.63 | $73.93 |
| 2026-04-24 | $71.20 | $69.07 | $73.34 |
| 2026-04-25 | $71.77 | $69.62 | $73.93 |
| 2026-04-26 | $71.20 | $69.06 | $73.33 |
| 2026-04-27 | $71.25 | $69.11 | $73.39 |
| 2026-04-28 | $70.69 | $68.57 | $72.81 |
| 2026-04-29 | $71.26 | $69.12 | $73.40 |
| 2026-04-30 | $71.58 | $69.43 | $73.72 |
| 2026 May | |||
| 2026-05-01 | $71.00 | $68.87 | $73.13 |
| 2026-05-02 | $70.43 | $68.32 | $72.54 |
| 2026-05-03 | $69.87 | $67.77 | $71.96 |
| 2026-05-04 | $69.30 | $67.22 | $71.38 |
| 2026-05-05 | $69.86 | $67.76 | $71.95 |
| 2026-05-06 | $70.42 | $68.31 | $72.53 |
| 2026-05-07 | $69.99 | $67.89 | $72.09 |
| 2026-05-08 | $69.43 | $67.35 | $71.51 |
| 2026-05-09 | $68.87 | $66.81 | $70.94 |
| 2026-05-10 | $68.32 | $66.27 | $70.37 |
| 2026-05-11 | $68.68 | $66.62 | $70.74 |
| 2026-05-12 | $68.13 | $66.09 | $70.17 |
| 2026-05-13 | $68.67 | $66.61 | $70.73 |
| 2026-05-14 | $68.57 | $66.52 | $70.63 |
| 2026-05-15 | $69.12 | $67.05 | $71.20 |
| 2026-05-16 | $68.57 | $66.51 | $70.62 |
| 2026-05-17 | $68.54 | $66.49 | $70.60 |
| 2026-05-18 | $69.09 | $67.02 | $71.17 |
| 2026-05-19 | $69.18 | $67.10 | $71.25 |
| 2026-05-20 | $69.28 | $67.20 | $71.36 |
| 2026-05-21 | $69.84 | $67.74 | $71.93 |
| 2026-05-22 | $70.40 | $68.29 | $72.51 |
| 2026-05-23 | $70.53 | $68.42 | $72.65 |
| 2026-05-24 | $69.96 | $67.87 | $72.06 |
| 2026-05-25 | $69.40 | $67.32 | $71.48 |
| 2026-05-26 | $69.96 | $67.86 | $72.06 |
| 2026-05-27 | $70.52 | $68.40 | $72.63 |
| 2026-05-28 | $70.76 | $68.64 | $72.88 |
| 2026-05-29 | $71.33 | $69.19 | $73.47 |
| 2026-05-30 | $71.54 | $69.39 | $73.68 |
| 2026-05-31 | $71.44 | $69.30 | $73.58 |
| 2026 June | |||
| 2026-06-01 | $70.87 | $68.74 | $72.99 |
| 2026-06-02 | $71.41 | $69.27 | $73.55 |
| 2026-06-03 | $71.98 | $69.82 | $74.14 |
| 2026-06-04 | $72.56 | $70.38 | $74.74 |
| 2026-06-05 | $73.14 | $70.95 | $75.33 |
| 2026-06-06 | $73.73 | $71.51 | $75.94 |
| 2026-06-07 | $74.32 | $72.09 | $76.55 |
| 2026-06-08 | $73.72 | $71.51 | $75.93 |
| 2026-06-09 | $73.66 | $71.45 | $75.87 |
| 2026-06-10 | $73.81 | $71.60 | $76.03 |
| 2026-06-11 | $73.22 | $71.02 | $75.42 |
| 2026-06-12 | $73.71 | $71.50 | $75.92 |
| 2026-06-13 | $74.30 | $72.07 | $76.53 |
| 2026-06-14 | $73.70 | $71.49 | $75.92 |
| 2026-06-15 | $73.11 | $70.92 | $75.31 |
| 2026-06-16 | $72.52 | $70.35 | $74.70 |
| 2026-06-17 | $73.11 | $70.91 | $75.30 |
| 2026-06-18 | $73.39 | $71.19 | $75.59 |
| 2026-06-19 | $73.37 | $71.17 | $75.58 |
| 2026-06-20 | $73.13 | $70.94 | $75.32 |
| 2026-06-21 | $72.54 | $70.37 | $74.72 |
| 2026-06-22 | $73.07 | $70.87 | $75.26 |
| 2026-06-23 | $73.40 | $71.20 | $75.60 |
| 2026-06-24 | $72.81 | $70.63 | $75.00 |
| 2026-06-25 | $72.23 | $70.06 | $74.39 |
| 2026-06-26 | $71.81 | $69.66 | $73.96 |
| 2026-06-27 | $71.45 | $69.30 | $73.59 |
| 2026-06-28 | $72.02 | $69.86 | $74.18 |
| 2026-06-29 | $71.44 | $69.30 | $73.58 |
| 2026-06-30 | $71.89 | $69.73 | $74.05 |
| 2026 July | |||
| 2026-07-01 | $71.55 | $69.40 | $73.69 |
| 2026-07-02 | $71.77 | $69.62 | $73.92 |
| 2026-07-03 | $72.34 | $70.17 | $74.51 |
| 2026-07-04 | $72.92 | $70.73 | $75.11 |
| 2026-07-05 | $73.24 | $71.04 | $75.44 |
| 2026-07-06 | $73.41 | $71.21 | $75.62 |
| 2026-07-07 | $72.82 | $70.64 | $75.01 |
| 2026-07-08 | $72.24 | $70.07 | $74.41 |
| 2026-07-09 | $72.82 | $70.63 | $75.00 |
| 2026-07-10 | $72.23 | $70.06 | $74.40 |
| 2026-07-11 | $71.65 | $69.50 | $73.80 |
| 2026-07-12 | $71.08 | $68.94 | $73.21 |
| 2026-07-13 | $71.64 | $69.49 | $73.79 |
| 2026-07-14 | $71.07 | $68.94 | $73.20 |
| 2026-07-15 | $70.62 | $68.51 | $72.74 |
| 2026-07-16 | $70.06 | $67.95 | $72.16 |
| 2026-07-17 | $69.49 | $67.41 | $71.58 |
| 2026-07-18 | $69.00 | $66.93 | $71.07 |
| 2026-07-19 | $69.56 | $67.47 | $71.64 |
| 2026-07-20 | $69.00 | $66.93 | $71.07 |
| 2026-07-21 | $69.55 | $67.46 | $71.64 |
| 2026-07-22 | $68.99 | $66.92 | $71.06 |
| 2026-07-23 | $69.54 | $67.46 | $71.63 |
| 2026-07-24 | $70.10 | $68.00 | $72.20 |
| 2026-07-25 | $69.54 | $67.45 | $71.62 |
| 2026-07-26 | $69.60 | $67.51 | $71.68 |
| 2026-07-27 | $69.45 | $67.37 | $71.54 |
| 2026-07-28 | $70.01 | $67.91 | $72.11 |
| 2026-07-29 | $70.57 | $68.45 | $72.69 |
| 2026-07-30 | $71.13 | $69.00 | $73.27 |
| 2026-07-31 | $70.56 | $68.45 | $72.68 |
| 2026 August | |||
| 2026-08-01 | $71.13 | $68.99 | $73.26 |
| 2026-08-02 | $70.56 | $68.44 | $72.67 |
| 2026-08-03 | $71.12 | $68.99 | $73.25 |
| 2026-08-04 | $71.69 | $69.54 | $73.84 |
| 2026-08-05 | $72.26 | $70.10 | $74.43 |
| 2026-08-06 | $71.68 | $69.53 | $73.83 |
| 2026-08-07 | $72.24 | $70.08 | $74.41 |
| 2026-08-08 | $71.66 | $69.51 | $73.81 |
| 2026-08-09 | $71.09 | $68.96 | $73.22 |
| 2026-08-10 | $70.81 | $68.68 | $72.93 |
| 2026-08-11 | $71.38 | $69.23 | $73.52 |
| 2026-08-12 | $71.95 | $69.79 | $74.11 |
| 2026-08-13 | $71.94 | $69.78 | $74.10 |
| 2026-08-14 | $71.36 | $69.22 | $73.50 |
| 2026-08-15 | $71.93 | $69.78 | $74.09 |
| 2026-08-16 | $72.51 | $70.34 | $74.69 |
| 2026-08-17 | $71.93 | $69.77 | $74.09 |
| 2026-08-18 | $71.35 | $69.21 | $73.49 |
| 2026-08-19 | $71.92 | $69.76 | $74.08 |
| 2026-08-20 | $71.34 | $69.20 | $73.48 |
| 2026-08-21 | $71.92 | $69.76 | $74.07 |
| 2026-08-22 | $72.49 | $70.32 | $74.67 |
| 2026-08-23 | $72.85 | $70.67 | $75.04 |
| 2026-08-24 | $72.66 | $70.48 | $74.84 |
| 2026-08-25 | $73.24 | $71.04 | $75.44 |
| 2026-08-26 | $73.83 | $71.61 | $76.04 |
| 2026-08-27 | $74.42 | $72.18 | $76.65 |
| 2026-08-28 | $74.59 | $72.35 | $76.83 |
| 2026-08-29 | $74.93 | $72.68 | $77.18 |
| 2026-08-30 | $74.33 | $72.10 | $76.56 |
| 2026-08-31 | $74.93 | $72.68 | $77.17 |
| 2026 September | |||
| 2026-09-01 | $75.53 | $73.26 | $77.79 |
| 2026-09-02 | $76.07 | $73.79 | $78.35 |
| 2026-09-03 | $76.68 | $74.38 | $78.98 |
| 2026-09-04 | $77.29 | $74.97 | $79.61 |
| 2026-09-05 | $76.67 | $74.37 | $78.97 |
| 2026-09-06 | $76.69 | $74.39 | $78.99 |
| 2026-09-07 | $76.76 | $74.46 | $79.06 |
| 2026-09-08 | $76.14 | $73.86 | $78.43 |
| 2026-09-09 | $76.30 | $74.01 | $78.59 |
| 2026-09-10 | $76.91 | $74.61 | $79.22 |
| 2026-09-11 | $77.25 | $74.93 | $79.57 |
| 2026-09-12 | $77.87 | $75.53 | $80.20 |
| 2026-09-13 | $77.24 | $74.92 | $79.56 |
| 2026-09-14 | $77.21 | $74.89 | $79.52 |
| 2026-09-15 | $77.83 | $75.49 | $80.16 |
| 2026-09-16 | $77.55 | $75.22 | $79.88 |
| 2026-09-17 | $76.93 | $74.62 | $79.24 |
| 2026-09-18 | $76.46 | $74.16 | $78.75 |
| 2026-09-19 | $75.84 | $73.57 | $78.12 |
| 2026-09-20 | $75.23 | $72.97 | $77.49 |
| 2026-09-21 | $74.63 | $72.39 | $76.87 |
| 2026-09-22 | $74.10 | $71.88 | $76.33 |
| 2026-09-23 | $73.80 | $71.59 | $76.01 |
| 2026-09-24 | $73.21 | $71.01 | $75.40 |
| 2026-09-25 | $72.62 | $70.44 | $74.80 |
| 2026-09-26 | $72.03 | $69.87 | $74.20 |
| 2026-09-27 | $71.85 | $69.70 | $74.01 |
| 2026-09-28 | $72.43 | $70.25 | $74.60 |
| 2026-09-29 | $72.85 | $70.66 | $75.03 |
| 2026-09-30 | $73.43 | $71.23 | $75.63 |
| 2026 October | |||
| 2026-10-01 | $73.53 | $71.33 | $75.74 |
| 2026-10-02 | $73.88 | $71.66 | $76.09 |
| 2026-10-03 | $73.28 | $71.08 | $75.48 |
| 2026-10-04 | $73.87 | $71.65 | $76.08 |
| 2026-10-05 | $73.27 | $71.08 | $75.47 |
| 2026-10-06 | $72.86 | $70.67 | $75.05 |
| 2026-10-07 | $72.27 | $70.11 | $74.44 |
| 2026-10-08 | $72.70 | $70.52 | $74.88 |
| 2026-10-09 | $72.12 | $69.96 | $74.28 |
| 2026-10-10 | $71.99 | $69.83 | $74.15 |
| 2026-10-11 | $71.41 | $69.27 | $73.55 |
| 2026-10-12 | $71.12 | $68.99 | $73.25 |
| 2026-10-13 | $71.69 | $69.54 | $73.84 |
| 2026-10-14 | $72.26 | $70.10 | $74.43 |
| 2026-10-15 | $72.84 | $70.66 | $75.03 |
| 2026-10-16 | $73.43 | $71.22 | $75.63 |
| 2026-10-17 | $73.97 | $71.75 | $76.19 |
| 2026-10-18 | $74.56 | $72.33 | $76.80 |
| 2026-10-19 | $74.28 | $72.05 | $76.51 |
| 2026-10-20 | $74.87 | $72.63 | $77.12 |
| 2026-10-21 | $74.97 | $72.72 | $77.22 |
| 2026-10-22 | $75.57 | $73.30 | $77.84 |
| 2026-10-23 | $75.60 | $73.34 | $77.87 |
| 2026-10-24 | $75.61 | $73.34 | $77.87 |
| 2026-10-25 | $76.21 | $73.93 | $78.50 |
| 2026-10-26 | $75.60 | $73.33 | $77.87 |
| 2026-10-27 | $74.99 | $72.74 | $77.24 |
| 2026-10-28 | $74.39 | $72.16 | $76.62 |
| 2026-10-29 | $74.98 | $72.74 | $77.23 |
| 2026-10-30 | $75.21 | $72.95 | $77.46 |
| 2026-10-31 | $75.81 | $73.54 | $78.08 |
| 2026 November | |||
| 2026-11-01 | $76.06 | $73.78 | $78.34 |
| 2026-11-02 | $76.40 | $74.11 | $78.70 |
| 2026-11-03 | $76.79 | $74.48 | $79.09 |