China Oilfield Services Ltd Class A historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-10-21 | 13.830 | 14.080 | 13.780 | 14.000 | 14.000 | 23,641,270 |
| 2025-10-20 | 13.640 | 13.740 | 13.530 | 13.740 | 13.740 | 8,528,593 |
| 2025-10-17 | 13.810 | 13.840 | 13.620 | 13.630 | 13.630 | 8,010,220 |
| 2025-10-16 | 13.760 | 13.840 | 13.700 | 13.830 | 13.830 | 8,126,920 |
| 2025-10-15 | 13.710 | 13.800 | 13.660 | 13.770 | 13.770 | 7,944,566 |
| 2025-10-14 | 13.700 | 13.840 | 13.640 | 13.760 | 13.760 | 10,979,830 |
| 2025-10-13 | 13.660 | 13.730 | 13.550 | 13.700 | 13.700 | 11,565,166 |
| 2025-10-10 | 13.700 | 13.990 | 13.690 | 13.950 | 13.950 | 14,960,669 |
| 2025-10-09 | 13.500 | 13.750 | 13.450 | 13.750 | 13.750 | 14,228,289 |
| 2025-09-30 | 13.480 | 13.490 | 13.420 | 13.460 | 13.460 | 6,108,856 |
| 2025-09-29 | 13.550 | 13.560 | 13.380 | 13.520 | 13.520 | 7,793,587 |
| 2025-09-26 | 13.600 | 13.650 | 13.540 | 13.560 | 13.560 | 6,470,088 |
| 2025-09-25 | 13.640 | 13.650 | 13.500 | 13.560 | 13.560 | 6,405,426 |
| 2025-09-24 | 13.590 | 13.720 | 13.590 | 13.650 | 13.650 | 7,682,000 |
| 2025-09-23 | 13.550 | 13.610 | 13.400 | 13.570 | 13.570 | 8,608,936 |
| 2025-09-22 | 13.660 | 13.670 | 13.530 | 13.590 | 13.590 | 6,828,600 |
| 2025-09-19 | 13.610 | 13.680 | 13.560 | 13.670 | 13.670 | 7,268,501 |
| 2025-09-18 | 13.830 | 13.840 | 13.550 | 13.600 | 13.600 | 11,913,074 |
| 2025-09-17 | 13.770 | 13.840 | 13.730 | 13.830 | 13.830 | 6,460,541 |
| 2025-09-16 | 13.840 | 13.860 | 13.680 | 13.750 | 13.750 | 8,332,500 |
| 2025-09-15 | 13.840 | 13.910 | 13.820 | 13.840 | 13.840 | 6,570,902 |
| 2025-09-12 | 13.900 | 13.920 | 13.820 | 13.830 | 13.830 | 7,077,111 |
| 2025-09-11 | 13.830 | 13.920 | 13.740 | 13.910 | 13.910 | 9,492,373 |
| 2025-09-10 | 13.800 | 13.880 | 13.750 | 13.860 | 13.860 | 8,626,546 |
| 2025-09-09 | 13.870 | 13.910 | 13.750 | 13.800 | 13.800 | 9,656,367 |
| 2025-09-08 | 13.800 | 13.940 | 13.780 | 13.910 | 13.910 | 8,466,176 |
| 2025-09-05 | 13.690 | 13.830 | 13.610 | 13.830 | 13.830 | 10,479,698 |
| 2025-09-04 | 13.750 | 13.770 | 13.580 | 13.690 | 13.690 | 13,540,989 |
| 2025-09-03 | 14.080 | 14.100 | 13.780 | 13.830 | 13.830 | 12,203,179 |
| 2025-09-02 | 14.040 | 14.140 | 13.880 | 14.040 | 14.040 | 13,042,000 |
| 2025-09-01 | 14.080 | 14.140 | 13.920 | 14.060 | 14.060 | 14,106,708 |
| 2025-08-29 | 14.250 | 14.380 | 13.990 | 14.010 | 14.010 | 20,640,087 |
| 2025-08-28 | 14.220 | 14.550 | 13.990 | 14.210 | 14.210 | 16,409,703 |
| 2025-08-27 | 14.620 | 14.660 | 14.150 | 14.180 | 14.180 | 18,554,675 |
| 2025-08-26 | 14.700 | 14.760 | 14.570 | 14.710 | 14.710 | 11,023,706 |
| 2025-08-25 | 14.420 | 14.660 | 14.360 | 14.620 | 14.620 | 16,170,000 |
| 2025-08-22 | 14.520 | 14.530 | 14.280 | 14.420 | 14.420 | 15,996,177 |
| 2025-08-21 | 14.110 | 14.570 | 14.070 | 14.490 | 14.490 | 24,955,184 |
| 2025-08-20 | 13.960 | 14.100 | 13.900 | 14.100 | 14.100 | 10,461,325 |
| 2025-08-19 | 14.000 | 14.010 | 13.890 | 13.950 | 13.950 | 8,241,401 |
| 2025-08-18 | 14.000 | 14.080 | 13.970 | 13.980 | 13.980 | 12,332,577 |
| 2025-08-15 | 13.850 | 14.030 | 13.850 | 14.020 | 14.020 | 9,257,851 |
| 2025-08-14 | 14.000 | 14.080 | 13.860 | 13.870 | 13.870 | 9,401,603 |
| 2025-08-13 | 14.030 | 14.050 | 13.970 | 14.010 | 14.010 | 8,561,400 |
| 2025-08-12 | 13.910 | 14.080 | 13.870 | 14.010 | 14.010 | 11,915,827 |
| 2025-08-11 | 13.980 | 14.060 | 13.840 | 13.900 | 13.900 | 11,534,559 |
| 2025-08-08 | 13.930 | 14.080 | 13.880 | 14.010 | 14.010 | 8,606,199 |
| 2025-08-07 | 14.030 | 14.050 | 13.910 | 14.010 | 14.010 | 7,154,590 |
| 2025-08-06 | 13.840 | 14.040 | 13.810 | 14.040 | 14.040 | 8,054,300 |
| 2025-08-05 | 13.830 | 13.910 | 13.780 | 13.870 | 13.870 | 6,529,121 |
| 2025-08-04 | 13.710 | 13.850 | 13.650 | 13.840 | 13.840 | 6,522,301 |
| 2025-08-01 | 13.920 | 13.960 | 13.770 | 13.800 | 13.800 | 8,455,214 |
| 2025-07-31 | 14.160 | 14.260 | 13.870 | 13.920 | 13.920 | 11,980,989 |
| 2025-07-30 | 14.090 | 14.260 | 14.090 | 14.190 | 14.190 | 12,979,654 |
| 2025-07-29 | 14.010 | 14.080 | 13.950 | 14.060 | 14.060 | 6,169,710 |
| 2025-07-28 | 14.120 | 14.120 | 13.960 | 14.040 | 14.040 | 8,390,410 |
| 2025-07-25 | 14.200 | 14.330 | 14.100 | 14.120 | 14.120 | 10,766,742 |
| 2025-07-24 | 14.060 | 14.200 | 14.010 | 14.200 | 14.200 | 10,567,487 |
| 2025-07-23 | 14.280 | 14.330 | 14.050 | 14.060 | 14.060 | 10,545,836 |
| 2025-07-22 | 14.150 | 14.290 | 14.050 | 14.260 | 14.260 | 12,929,779 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2023-06-09 | 0.1600 CNY |
| 2022-06-17 | 0.0200 CNY |
| 2021-06-17 | 0.1700 CNY |
| 2020-06-12 | 0.1600 CNY |
| 2019-06-14 | 0.0700 CNY |
Open, high, low and close are as traded (CNY). Adjusted close accounts for splits and dividends. Educational only, not financial advice.