West Pharmaceutical Services Inc (WST) stock
WSTNYSESurgical & Medical Instruments & ApparatusFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 20/3031% above fair value
$412.62−4.05 (-0.97%)
Close on Oct 30, 2026Market cap $29.04BP/E 46.3Yield 0.21%
Price history
West Pharmaceutical Services share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$412.62
-0.97% on the day
52-week range
$223.83 – $438.27
-5.9% from the high
Change over 52 weeks
+48.1%
From $278.54 on Oct 30, 2025
Average volume
662,054
Shares a day, last 90 sessions
| Date | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 30, 2026 | $419.06 | $422.08 | $407.67 | $412.62 | -0.97% | 1,062,352 |
| Oct 29, 2026 | $420.69 | $438.27 | $415.32 | $416.67 | +3.23% | 1,873,145 |
| Oct 28, 2026 | $396.95 | $404.99 | $396.83 | $403.64 | +1.34% | 773,291 |
| Oct 27, 2026 | $392.90 | $398.67 | $391.78 | $398.29 | +0.90% | 790,686 |
| Oct 26, 2026 | $389.80 | $395.28 | $388.06 | $394.73 | +0.66% | 649,659 |
| Oct 23, 2026 | $391.60 | $394.18 | $389.72 | $392.15 | -0.48% | 718,053 |
| Oct 22, 2026 | $394.15 | $397.16 | $389.17 | $394.03 | +0.14% | 679,940 |
| Oct 21, 2026 | $381.98 | $396.00 | $381.98 | $393.48 | +1.21% | 573,849 |
| Oct 20, 2026 | $387.54 | $389.75 | $384.21 | $388.78 | +1.27% | 569,977 |
| Oct 19, 2026 | $383.78 | $387.01 | $383.20 | $383.91 | -0.03% | 312,776 |
| Oct 16, 2026 | $382.74 | $386.26 | $380.28 | $384.02 | +0.26% | 511,188 |
| Oct 15, 2026 | $377.00 | $384.40 | $376.10 | $383.02 | +2.23% | 390,449 |
| Oct 14, 2026 | $372.21 | $379.21 | $372.21 | $374.65 | +0.76% | 444,573 |
| Oct 13, 2026 | $369.54 | $378.84 | $367.50 | $371.82 | +1.15% | 507,583 |
| Oct 12, 2026 | $366.72 | $371.76 | $363.10 | $367.60 | +0.44% | 357,333 |
| Oct 9, 2026 | $363.31 | $370.20 | $362.18 | $366.00 | +0.75% | 480,215 |
| Oct 8, 2026 | $365.65 | $367.25 | $359.49 | $363.27 | -0.88% | 461,704 |
| Oct 7, 2026 | $371.66 | $374.79 | $365.35 | $366.48 | -1.65% | 438,035 |
| Oct 6, 2026 | $379.02 | $381.16 | $367.64 | $372.64 | -1.09% | 401,401 |
| Oct 5, 2026 | $364.69 | $377.06 | $363.16 | $376.76 | +3.23% | 682,772 |
| Oct 2, 2026 | $364.74 | $368.85 | $363.26 | $364.98 | -0.01% | 473,016 |
| Oct 1, 2026 | $367.52 | $370.25 | $363.12 | $365.01 | -1.55% | 670,874 |
| Sep 30, 2026 | $375.35 | $376.19 | $370.13 | $370.76 | -1.56% | 471,176 |
| Sep 29, 2026 | $375.51 | $377.78 | $370.80 | $376.63 | +0.26% | 560,122 |
| Sep 28, 2026 | $366.55 | $378.47 | $366.55 | $375.65 | +1.41% | 567,555 |
| Sep 25, 2026 | $372.01 | $372.14 | $368.45 | $370.44 | -0.85% | 434,011 |
| Sep 24, 2026 | $378.67 | $382.71 | $370.71 | $373.60 | -0.60% | 715,930 |
| Sep 23, 2026 | $370.93 | $376.06 | $368.20 | $375.87 | +1.29% | 876,987 |
| Sep 22, 2026 | $367.42 | $375.40 | $365.26 | $371.09 | +2.57% | 734,703 |
| Sep 21, 2026 | $363.78 | $366.12 | $361.05 | $361.78 | -0.15% | 506,796 |
| Sep 18, 2026 | $366.59 | $366.86 | $359.52 | $362.31 | -1.17% | 1,457,546 |
| Sep 17, 2026 | $366.20 | $368.80 | $363.14 | $366.60 | +1.27% | 474,057 |
| Sep 16, 2026 | $363.11 | $367.33 | $361.06 | $362.01 | -0.82% | 621,048 |
| Sep 15, 2026 | $355.02 | $370.67 | $354.65 | $365.00 | +2.76% | 981,894 |
| Sep 14, 2026 | $349.94 | $356.61 | $345.15 | $355.20 | +2.59% | 625,555 |
| Sep 11, 2026 | $343.87 | $351.96 | $341.68 | $346.23 | +0.58% | 541,791 |
| Sep 10, 2026 | $333.57 | $344.92 | $331.99 | $344.25 | +2.17% | 653,060 |
| Sep 9, 2026 | $337.63 | $340.48 | $336.10 | $336.94 | -0.24% | 473,173 |
| Sep 8, 2026 | $335.51 | $342.34 | $334.04 | $337.75 | -0.65% | 580,985 |
| Sep 4, 2026 | $339.76 | $342.67 | $339.76 | $339.97 | -0.81% | 364,084 |
| Sep 3, 2026 | $343.97 | $345.50 | $338.45 | $342.73 | +0.03% | 242,269 |
| Sep 2, 2026 | $338.85 | $346.00 | $338.85 | $342.63 | +1.18% | 323,734 |
| Sep 1, 2026 | $341.83 | $342.67 | $337.85 | $338.65 | -0.72% | 482,814 |
| Aug 31, 2026 | $336.25 | $342.59 | $335.51 | $341.11 | +1.08% | 615,600 |
| Aug 28, 2026 | $344.51 | $345.87 | $336.13 | $337.47 | -2.49% | 496,405 |
| Aug 27, 2026 | $350.00 | $352.05 | $346.08 | $346.09 | -1.09% | 365,990 |
| Aug 26, 2026 | $347.97 | $353.12 | $346.25 | $349.92 | +0.41% | 440,221 |
| Aug 25, 2026 | $353.75 | $354.78 | $348.22 | $348.48 | -1.37% | 383,760 |
| Aug 24, 2026 | $350.48 | $354.48 | $348.84 | $353.32 | +0.07% | 473,305 |
| Aug 21, 2026 | $357.87 | $359.18 | $349.70 | $353.08 | -0.20% | 511,127 |
| Aug 20, 2026 | $349.17 | $360.29 | $347.99 | $353.77 | +0.28% | 588,400 |
| Aug 19, 2026 | $348.28 | $356.36 | $348.28 | $352.79 | +1.79% | 511,064 |
| Aug 18, 2026 | $346.47 | $350.04 | $345.06 | $346.59 | -0.01% | 274,254 |
| Aug 17, 2026 | $348.00 | $350.74 | $346.43 | $346.61 | -0.80% | 283,260 |
| Aug 14, 2026 | $344.44 | $349.53 | $343.48 | $349.42 | +0.94% | 396,523 |
| Aug 13, 2026 | $353.55 | $353.55 | $346.00 | $346.16 | -1.74% | 777,640 |
| Aug 12, 2026 | $349.66 | $354.57 | $348.59 | $352.29 | +0.26% | 423,222 |
| Aug 11, 2026 | $351.05 | $354.05 | $348.12 | $351.37 | -0.22% | 389,398 |
| Aug 10, 2026 | $353.89 | $358.67 | $351.52 | $352.13 | -0.55% | 570,469 |
| Aug 7, 2026 | $348.49 | $356.00 | $347.37 | $354.07 | +1.57% | 500,740 |
| Aug 6, 2026 | $350.62 | $353.59 | $346.24 | $348.60 | -0.69% | 480,129 |
| Aug 5, 2026 | $349.26 | $354.96 | $349.00 | $351.02 | +0.65% | 499,399 |
| Aug 4, 2026 | $346.82 | $349.75 | $342.78 | $348.76 | +0.24% | 481,987 |
| Aug 3, 2026 | $343.72 | $349.46 | $343.72 | $347.94 | +2.05% | 643,101 |
| Jul 31, 2026 | $339.49 | $342.75 | $334.38 | $340.96 | +0.40% | 1,047,591 |
| Jul 30, 2026 | $336.14 | $339.66 | $334.36 | $339.59 | +0.63% | 563,914 |
| Jul 29, 2026 | $337.39 | $339.35 | $330.69 | $337.46 | +0.14% | 922,138 |
| Jul 28, 2026 | $334.55 | $339.61 | $330.41 | $337.00 | +1.74% | 876,498 |
| Jul 27, 2026 | $329.24 | $336.72 | $325.27 | $331.25 | +0.93% | 1,605,642 |
| Jul 24, 2026 | $351.79 | $351.79 | $327.97 | $328.20 | -7.67% | 1,508,636 |
| Jul 23, 2026 | $385.00 | $386.00 | $351.18 | $355.48 | -0.82% | 1,798,373 |
| Jul 22, 2026 | $357.28 | $363.23 | $356.28 | $358.41 | -0.23% | 861,147 |
| Jul 21, 2026 | $350.73 | $360.33 | $345.70 | $359.24 | +1.96% | 752,719 |
| Jul 20, 2026 | $357.03 | $360.49 | $352.32 | $352.32 | -1.65% | 684,470 |
| Jul 17, 2026 | $360.40 | $366.14 | $358.14 | $358.24 | -1.16% | 671,412 |
| Jul 16, 2026 | $357.82 | $366.30 | $357.75 | $362.44 | +0.96% | 554,186 |
| Jul 15, 2026 | $357.38 | $360.74 | $354.19 | $359.00 | +0.38% | 496,677 |
| Jul 14, 2026 | $358.21 | $359.81 | $354.55 | $357.65 | -0.57% | 740,434 |
| Jul 13, 2026 | $351.56 | $360.75 | $351.56 | $359.70 | +1.69% | 601,471 |
| Jul 10, 2026 | $357.92 | $357.99 | $352.70 | $353.71 | -1.10% | 446,114 |
| Jul 9, 2026 | $356.16 | $360.35 | $353.13 | $357.66 | +1.13% | 545,481 |
| Jul 8, 2026 | $351.90 | $355.52 | $349.41 | $353.68 | -0.67% | 924,011 |
| Jul 7, 2026 | $360.47 | $361.08 | $350.96 | $356.08 | -0.44% | 758,960 |
| Jul 6, 2026 | $364.87 | $366.42 | $357.10 | $357.64 | -2.21% | 682,879 |
| Jul 2, 2026 | $366.08 | $367.66 | $362.83 | $365.74 | +0.20% | 547,223 |
| Jul 1, 2026 | $359.06 | $365.49 | $354.85 | $365.00 | +1.67% | 853,636 |
| Jun 30, 2026 | $355.00 | $359.74 | $350.66 | $359.00 | +1.22% | 957,013 |
| Jun 29, 2026 | $349.87 | $355.12 | $347.09 | $354.68 | +1.09% | 695,751 |
| Jun 26, 2026 | $345.36 | $351.35 | $342.70 | $350.85 | +1.24% | 1,254,978 |
| Jun 25, 2026 | $345.00 | $352.31 | $345.00 | $346.56 | +1.81% | 1,615,321 |
| Jun 24, 2026 | $335.72 | $345.99 | $335.72 | $340.41 | +1.20% | 872,611 |
| Jun 23, 2026 | $328.45 | $336.50 | $327.61 | $336.39 | +2.03% | 784,658 |
| Jun 22, 2026 | $329.55 | $329.86 | $324.68 | $329.71 | +0.54% | 842,928 |
| Jun 18, 2026 | $326.35 | $329.11 | $323.20 | $327.95 | +1.35% | 1,479,259 |
| Jun 17, 2026 | $328.73 | $330.77 | $321.94 | $323.59 | -1.82% | 670,338 |
| Jun 16, 2026 | $330.86 | $331.68 | $327.39 | $329.58 | -0.56% | 770,726 |
| Jun 15, 2026 | $330.00 | $331.55 | $326.68 | $331.43 | +0.79% | 558,875 |
| Jun 12, 2026 | $333.27 | $333.40 | $327.43 | $328.82 | -0.46% | 465,312 |
| Jun 11, 2026 | $328.07 | $332.96 | $325.59 | $330.34 | -0.18% | 524,121 |
| Jun 10, 2026 | $330.68 | $334.78 | $327.76 | $330.92 | -1.12% | 935,945 |
| Jun 9, 2026 | $327.45 | $336.82 | $326.69 | $334.66 | +4.66% | 763,344 |
| Jun 8, 2026 | $317.43 | $322.59 | $315.24 | $319.75 | +1.67% | 594,640 |
| Jun 5, 2026 | $315.41 | $318.90 | $310.57 | $314.50 | -0.89% | 636,032 |
| Jun 4, 2026 | $319.87 | $321.50 | $315.09 | $317.32 | +0.32% | 629,127 |
| Jun 3, 2026 | $313.47 | $317.56 | $309.88 | $316.31 | +1.33% | 636,100 |
| Jun 2, 2026 | $314.18 | $316.74 | $311.46 | $312.17 | -1.31% | 707,828 |
| Jun 1, 2026 | $321.65 | $321.65 | $308.50 | $316.30 | -2.02% | 702,453 |
| May 29, 2026 | $323.97 | $324.35 | $319.06 | $322.81 | +0.31% | 1,307,857 |
| May 28, 2026 | $314.24 | $323.86 | $313.60 | $321.80 | +2.91% | 772,839 |
| May 27, 2026 | $317.28 | $320.47 | $308.23 | $312.71 | -1.09% | 657,566 |
| May 26, 2026 | $318.60 | $320.44 | $314.49 | $316.17 | -0.08% | 477,758 |
| May 22, 2026 | $314.62 | $317.79 | $311.07 | $316.42 | +0.09% | 533,751 |
| May 21, 2026 | $308.17 | $316.60 | $304.80 | $316.13 | +3.48% | 743,530 |
| May 20, 2026 | $303.99 | $305.76 | $299.72 | $305.50 | +0.52% | 641,842 |
| May 19, 2026 | $304.38 | $308.25 | $300.08 | $303.93 | -0.16% | 565,561 |
| May 18, 2026 | $304.35 | $309.03 | $301.63 | $304.41 | +0.50% | 515,365 |
| May 15, 2026 | $296.76 | $304.93 | $296.76 | $302.89 | +0.90% | 686,425 |
| May 14, 2026 | $301.70 | $304.57 | $295.90 | $300.19 | -0.73% | 700,509 |
| May 13, 2026 | $310.44 | $310.49 | $300.27 | $302.40 | -3.10% | 718,401 |
| May 12, 2026 | $312.33 | $315.82 | $299.02 | $312.07 | -3.17% | 1,124,815 |
| May 11, 2026 | $327.46 | $330.88 | $321.60 | $322.30 | -1.11% | 879,386 |
| May 8, 2026 | $323.50 | $328.44 | $316.10 | $325.92 | +1.21% | 1,033,396 |
| May 7, 2026 | $315.28 | $323.63 | $312.56 | $322.01 | +3.03% | 1,610,527 |
| May 6, 2026 | $311.31 | $315.44 | $308.18 | $312.55 | +0.83% | 789,200 |
| May 5, 2026 | $302.52 | $310.00 | $300.46 | $309.97 | +3.26% | 896,962 |
| May 4, 2026 | $299.35 | $301.42 | $298.45 | $300.18 | -0.17% | 472,229 |
| May 1, 2026 | $294.27 | $301.09 | $294.27 | $300.68 | +1.04% | 651,735 |
| Apr 30, 2026 | $295.58 | $300.72 | $293.48 | $297.59 | +0.76% | 1,110,787 |
| Apr 29, 2026 | $296.25 | $299.51 | $292.68 | $295.36 | +1.11% | 796,398 |
| Apr 28, 2026 | $301.91 | $302.55 | $290.41 | $292.13 | -3.33% | 1,186,544 |
| Apr 27, 2026 | $304.40 | $309.99 | $300.31 | $302.20 | -1.29% | 1,140,641 |
| Apr 24, 2026 | $316.00 | $316.00 | $301.47 | $306.16 | -1.14% | 1,286,039 |
| Apr 23, 2026 | $308.01 | $320.33 | $303.20 | $309.70 | +12.86% | 2,727,714 |
| Apr 22, 2026 | $275.83 | $276.74 | $272.13 | $274.41 | -0.11% | 1,007,705 |
| Apr 21, 2026 | $278.00 | $281.25 | $273.88 | $274.72 | -1.18% | 947,801 |
| Apr 20, 2026 | $271.90 | $280.20 | $271.78 | $278.00 | +1.56% | 1,008,207 |
| Apr 17, 2026 | $272.31 | $275.43 | $269.98 | $273.73 | +1.45% | 837,416 |
| Apr 16, 2026 | $266.10 | $271.27 | $264.50 | $269.81 | +1.24% | 894,270 |
| Apr 15, 2026 | $268.69 | $271.29 | $265.25 | $266.50 | -0.53% | 775,789 |
| Apr 14, 2026 | $261.18 | $268.09 | $260.79 | $267.93 | +3.07% | 783,143 |
| Apr 13, 2026 | $256.19 | $259.98 | $254.56 | $259.96 | +1.33% | 590,359 |
| Apr 10, 2026 | $259.67 | $262.52 | $255.60 | $256.55 | -0.77% | 656,806 |
| Apr 9, 2026 | $264.37 | $264.53 | $257.35 | $258.54 | -2.78% | 785,172 |
| Apr 8, 2026 | $262.76 | $266.73 | $262.03 | $265.93 | +2.54% | 689,413 |
| Apr 7, 2026 | $256.52 | $261.53 | $256.15 | $259.35 | +0.97% | 565,643 |
| Apr 6, 2026 | $253.90 | $257.31 | $251.46 | $256.85 | +0.80% | 638,895 |
| Apr 2, 2026 | $250.89 | $258.24 | $248.87 | $254.80 | +0.82% | 795,051 |
| Apr 1, 2026 | $251.31 | $254.48 | $240.16 | $252.74 | +0.84% | 1,094,855 |
| Mar 31, 2026 | $248.31 | $252.27 | $245.92 | $250.64 | +2.24% | 797,791 |
| Mar 30, 2026 | $246.74 | $248.39 | $244.00 | $245.14 | +0.74% | 792,960 |
| Mar 27, 2026 | $247.44 | $249.47 | $243.19 | $243.35 | -1.92% | 785,071 |
| Mar 26, 2026 | $245.97 | $252.41 | $244.72 | $248.12 | +0.45% | 1,059,066 |
| Mar 25, 2026 | $246.92 | $250.00 | $242.70 | $247.02 | +0.71% | 811,124 |
| Mar 24, 2026 | $239.06 | $248.07 | $238.82 | $245.27 | +1.60% | 997,142 |
| Mar 23, 2026 | $240.70 | $243.98 | $237.41 | $241.40 | +1.84% | 845,299 |
| Mar 20, 2026 | $238.85 | $241.40 | $236.12 | $237.03 | -1.37% | 1,186,896 |
| Mar 19, 2026 | $237.26 | $243.41 | $237.26 | $240.33 | +0.56% | 818,947 |
| Mar 18, 2026 | $236.01 | $240.11 | $234.58 | $239.00 | -0.18% | 1,030,568 |
| Mar 17, 2026 | $242.07 | $244.28 | $236.61 | $239.42 | -0.37% | 1,066,578 |
| Mar 16, 2026 | $236.88 | $242.37 | $236.20 | $240.31 | +2.06% | 867,791 |
| Mar 13, 2026 | $234.58 | $237.20 | $231.43 | $235.46 | +1.89% | 766,384 |
| Mar 12, 2026 | $237.26 | $240.44 | $231.05 | $231.09 | -3.01% | 913,666 |
| Mar 11, 2026 | $236.16 | $238.51 | $234.06 | $238.25 | +1.89% | 726,598 |
| Mar 10, 2026 | $240.39 | $243.14 | $228.40 | $233.83 | -5.74% | 1,411,368 |
| Mar 9, 2026 | $243.41 | $249.16 | $239.85 | $248.06 | +0.89% | 665,934 |
| Mar 6, 2026 | $241.00 | $246.28 | $239.75 | $245.86 | +0.62% | 1,080,758 |
| Mar 5, 2026 | $245.53 | $252.38 | $242.92 | $244.35 | -1.80% | 810,791 |
| Mar 4, 2026 | $251.43 | $254.61 | $247.51 | $248.84 | -1.01% | 1,317,698 |
| Mar 3, 2026 | $246.80 | $251.86 | $244.91 | $251.38 | +0.05% | 446,801 |
| Mar 2, 2026 | $251.31 | $253.05 | $249.38 | $251.25 | -1.21% | 572,383 |
| Feb 27, 2026 | $247.87 | $254.40 | $246.78 | $254.34 | +2.14% | 814,388 |
| Feb 26, 2026 | $248.97 | $250.32 | $245.27 | $249.02 | +0.46% | 452,910 |
| Feb 25, 2026 | $246.22 | $249.28 | $244.83 | $247.88 | +1.02% | 830,775 |
| Feb 24, 2026 | $243.84 | $248.63 | $241.58 | $245.38 | +0.47% | 675,485 |
| Feb 23, 2026 | $238.32 | $245.28 | $236.45 | $244.22 | +1.29% | 908,106 |
| Feb 20, 2026 | $241.23 | $245.36 | $239.27 | $241.12 | -1.11% | 856,091 |
| Feb 19, 2026 | $245.51 | $247.18 | $241.91 | $243.83 | -1.78% | 760,794 |
| Feb 18, 2026 | $243.90 | $248.46 | $243.89 | $248.26 | +2.08% | 813,756 |
| Feb 17, 2026 | $248.18 | $251.81 | $242.32 | $243.19 | -2.91% | 970,093 |
| Feb 13, 2026 | $243.94 | $250.53 | $242.14 | $250.49 | +2.82% | 980,268 |
| Feb 12, 2026 | $250.21 | $259.90 | $227.49 | $243.61 | -1.04% | 2,175,300 |
| Feb 11, 2026 | $243.96 | $252.04 | $243.60 | $246.16 | +1.07% | 1,656,569 |
| Feb 10, 2026 | $250.41 | $252.57 | $243.47 | $243.56 | -2.16% | 1,172,550 |
| Feb 9, 2026 | $245.97 | $251.33 | $245.97 | $248.93 | -0.01% | 1,048,745 |
| Feb 6, 2026 | $235.37 | $249.64 | $233.50 | $248.95 | +7.48% | 1,481,074 |
| Feb 5, 2026 | $235.00 | $237.53 | $229.97 | $231.62 | -2.29% | 1,154,365 |
| Feb 4, 2026 | $232.95 | $241.38 | $231.09 | $237.05 | +2.64% | 1,690,392 |
| Feb 3, 2026 | $233.84 | $238.76 | $228.00 | $230.95 | -2.76% | 944,365 |
| Feb 2, 2026 | $230.90 | $237.67 | $228.83 | $237.50 | +2.76% | 1,203,482 |
| Jan 30, 2026 | $229.43 | $232.05 | $223.83 | $231.12 | -0.66% | 1,601,335 |
| Jan 29, 2026 | $234.44 | $234.49 | $227.57 | $232.65 | -1.37% | 930,244 |
| Jan 28, 2026 | $238.10 | $239.06 | $234.88 | $235.89 | -1.93% | 682,812 |
| Jan 27, 2026 | $238.89 | $243.91 | $238.32 | $240.53 | -0.36% | 935,464 |
| Jan 26, 2026 | $238.48 | $241.40 | $236.80 | $241.40 | +2.00% | 989,148 |
| Jan 23, 2026 | $246.00 | $246.13 | $232.06 | $236.66 | -4.49% | 1,929,346 |
| Jan 22, 2026 | $256.18 | $258.74 | $247.03 | $247.78 | -2.89% | 1,044,853 |
| Jan 21, 2026 | $251.68 | $255.80 | $244.70 | $255.16 | +1.86% | 1,889,375 |
| Jan 20, 2026 | $255.00 | $255.00 | $248.47 | $250.50 | -3.58% | 1,801,926 |
| Jan 16, 2026 | $279.26 | $279.39 | $259.39 | $259.79 | -7.02% | 1,505,590 |
| Jan 15, 2026 | $275.62 | $281.55 | $272.81 | $279.41 | +1.61% | 789,666 |
| Jan 14, 2026 | $272.92 | $278.58 | $270.56 | $274.98 | +1.16% | 725,731 |
| Jan 13, 2026 | $273.59 | $275.49 | $268.42 | $271.83 | -0.40% | 508,188 |
| Jan 12, 2026 | $277.99 | $278.87 | $267.82 | $272.91 | -0.95% | 776,503 |
| Jan 9, 2026 | $275.62 | $279.24 | $274.79 | $275.52 | +0.11% | 490,229 |
| Jan 8, 2026 | $276.87 | $283.45 | $271.31 | $275.23 | -1.15% | 631,111 |
| Jan 7, 2026 | $280.27 | $281.38 | $276.08 | $278.44 | -0.85% | 523,437 |
| Jan 6, 2026 | $277.14 | $291.38 | $275.51 | $280.83 | +0.65% | 1,070,192 |
| Jan 5, 2026 | $272.44 | $280.14 | $269.55 | $279.03 | +0.95% | 1,048,037 |
| Jan 2, 2026 | $275.25 | $277.08 | $269.76 | $276.40 | +0.46% | 629,167 |
| Dec 31, 2025 | $276.30 | $277.07 | $274.88 | $275.14 | -0.62% | 397,740 |
| Dec 30, 2025 | $274.54 | $277.75 | $273.90 | $276.87 | +0.46% | 356,633 |
| Dec 29, 2025 | $274.70 | $276.37 | $272.53 | $275.60 | +0.47% | 305,121 |
| Dec 26, 2025 | $276.19 | $277.50 | $272.83 | $274.30 | -0.85% | 344,488 |
| Dec 24, 2025 | $279.01 | $279.01 | $275.68 | $276.66 | -0.30% | 203,730 |
| Dec 23, 2025 | $275.34 | $277.83 | $272.88 | $277.49 | +0.95% | 688,555 |
| Dec 22, 2025 | $271.53 | $278.43 | $270.02 | $274.89 | +0.86% | 560,739 |
| Dec 19, 2025 | $269.67 | $272.74 | $268.45 | $272.54 | +1.44% | 2,116,931 |
| Dec 18, 2025 | $269.30 | $271.41 | $266.66 | $268.66 | -0.17% | 748,830 |
| Dec 17, 2025 | $265.23 | $275.56 | $264.92 | $269.13 | +1.01% | 710,885 |
| Dec 16, 2025 | $271.24 | $273.13 | $265.35 | $266.44 | -1.99% | 734,735 |
| Dec 15, 2025 | $267.97 | $272.80 | $265.97 | $271.86 | +1.61% | 692,705 |
| Dec 12, 2025 | $272.26 | $272.97 | $265.39 | $267.56 | -1.83% | 839,179 |
| Dec 11, 2025 | $268.96 | $274.56 | $267.90 | $272.54 | +2.09% | 688,206 |
| Dec 10, 2025 | $267.47 | $268.68 | $263.38 | $266.96 | +0.33% | 683,912 |
| Dec 9, 2025 | $268.64 | $271.97 | $265.83 | $266.07 | -1.12% | 513,011 |
| Dec 8, 2025 | $279.34 | $281.12 | $268.21 | $269.08 | -3.98% | 660,526 |
| Dec 5, 2025 | $282.01 | $283.52 | $278.23 | $280.23 | -0.55% | 645,703 |
| Dec 4, 2025 | $284.50 | $285.54 | $276.04 | $281.77 | -0.89% | 788,447 |
| Dec 3, 2025 | $275.76 | $285.40 | $274.03 | $284.31 | +4.13% | 856,418 |
| Dec 2, 2025 | $270.60 | $275.06 | $269.08 | $273.03 | -0.40% | 546,496 |
| Dec 1, 2025 | $275.46 | $279.48 | $273.96 | $274.14 | -1.12% | 546,654 |
| Nov 28, 2025 | $278.49 | $278.55 | $273.94 | $277.25 | +0.04% | 293,086 |
| Nov 26, 2025 | $278.39 | $281.80 | $274.88 | $277.14 | -1.32% | 441,187 |
| Nov 25, 2025 | $278.18 | $281.33 | $275.68 | $280.84 | +2.50% | 579,427 |
| Nov 24, 2025 | $270.43 | $276.24 | $267.25 | $273.99 | +1.08% | 901,688 |
| Nov 21, 2025 | $259.80 | $272.06 | $258.85 | $271.07 | +5.16% | 894,012 |
| Nov 20, 2025 | $259.50 | $260.45 | $253.32 | $257.77 | -0.05% | 1,315,133 |
| Nov 19, 2025 | $259.87 | $260.69 | $256.15 | $257.90 | -0.86% | 333,106 |
| Nov 18, 2025 | $260.26 | $262.51 | $257.33 | $260.14 | -0.87% | 480,093 |
| Nov 17, 2025 | $261.21 | $266.26 | $260.09 | $262.41 | +0.40% | 626,895 |
| Nov 14, 2025 | $264.81 | $265.50 | $258.93 | $261.36 | -1.99% | 738,364 |
| Nov 13, 2025 | $269.56 | $274.64 | $266.21 | $266.66 | -2.63% | 581,032 |
| Nov 12, 2025 | $276.85 | $279.75 | $271.18 | $273.85 | -1.28% | 595,668 |
| Nov 11, 2025 | $277.31 | $280.11 | $276.40 | $277.41 | +0.70% | 718,448 |
| Nov 10, 2025 | $271.28 | $276.64 | $270.25 | $275.47 | +1.63% | 574,746 |
| Nov 7, 2025 | $276.97 | $280.80 | $268.15 | $271.04 | -1.56% | 856,213 |
| Nov 6, 2025 | $282.04 | $285.55 | $262.48 | $275.34 | -2.89% | 1,038,356 |
| Nov 5, 2025 | $285.14 | $287.86 | $280.33 | $283.54 | -1.18% | 529,397 |
| Nov 4, 2025 | $278.38 | $287.98 | $276.59 | $286.94 | +2.56% | 895,022 |
| Nov 3, 2025 | $279.84 | $280.58 | $273.99 | $279.78 | -0.81% | 592,954 |
| Oct 31, 2025 | $275.83 | $284.31 | $272.99 | $282.07 | +1.27% | 586,247 |
| Oct 30, 2025 | $284.93 | $287.27 | $277.92 | $278.54 | -2.22% | 693,148 |
| Oct 29, 2025 | $284.35 | $288.36 | $282.36 | $284.86 | +0.48% | 479,940 |
| Oct 28, 2025 | $285.03 | $287.29 | $281.00 | $283.49 | -1.30% | 749,090 |
| Oct 27, 2025 | $299.99 | $301.00 | $282.29 | $287.22 | -3.45% | 1,067,880 |
| Oct 24, 2025 | $307.94 | $310.69 | $297.20 | $297.47 | -3.18% | 819,464 |
| Oct 23, 2025 | $301.06 | $322.34 | $300.00 | $307.25 | +10.92% | 1,898,854 |
| Oct 22, 2025 | $277.38 | $283.54 | $276.02 | $277.00 | -0.86% | 1,213,746 |
| Oct 21, 2025 | $277.58 | $282.03 | $274.43 | $279.39 | +1.63% | 795,094 |
| Oct 20, 2025 | $271.30 | $275.11 | $270.91 | $274.90 | – | 485,278 |
Seasonality
WST return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average | 1.3% | -3.7% | 2.8% | 5.1% | 1.5% | 4.8% | 5.5% | 2.9% | -1.0% | -0.7% | 2.8% | -0.0% |
| Months up | 7 of 10 | 2 of 10 | 7 of 10 | 7 of 10 | 5 of 10 | 7 of 10 | 6 of 10 | 8 of 10 | 4 of 10 | 6 of 10 | 7 of 9 | 6 of 9 |
| 2026 | -15.9% | 10.0% | -1.5% | 18.8% | 8.5% | 11.2% | -5.0% | 0.0% | 8.7% | 11.3% | ||
| 2025 | 4.3% | -31.9% | -3.6% | -5.5% | -0.2% | 3.8% | 9.4% | 3.2% | 6.2% | 7.5% | -1.6% | -0.8% |
| 2024 | 6.0% | -3.9% | 10.4% | -9.6% | -7.3% | -0.6% | -7.0% | 2.4% | -4.3% | 2.6% | 5.8% | 0.6% |
| 2023 | 12.9% | 19.4% | 9.3% | 4.3% | -7.4% | 14.3% | -3.7% | 10.6% | -7.8% | -15.2% | 10.3% | 0.4% |
| 2022 | -16.1% | -1.6% | 6.1% | -23.3% | -1.5% | -2.6% | 13.7% | -13.6% | -17.1% | -6.5% | 2.1% | 0.3% |
| 2021 | 5.8% | -6.3% | 0.4% | 16.7% | 5.8% | 3.3% | 14.7% | 9.7% | -6.0% | 1.3% | 3.0% | 6.0% |
| 2020 | 3.8% | -3.5% | 1.1% | 24.4% | 14.1% | 5.2% | 18.4% | 5.6% | -3.2% | -1.0% | 1.2% | 3.0% |
| 2019 | 10.6% | -3.3% | 5.2% | 12.5% | -7.4% | 9.2% | 9.8% | 6.0% | -2.5% | 1.5% | 2.2% | 2.2% |
| 2018 | 1.7% | -13.0% | 1.2% | 0.1% | 5.4% | 6.8% | 10.6% | 6.7% | 5.5% | -14.1% | 3.4% | -10.5% |
| 2017 | -0.1% | -2.6% | -1.0% | 13.0% | 5.4% | -2.6% | -6.0% | -1.9% | 10.6% | 5.5% | -1.4% | -1.3% |