Laser Focus World is an industry bedrock—first published in 1965 and still going strong. We publish original articles about cutting-edge advances in lasers, optics, photonics, sensors, and quantum technologies, as well as test and measurement, and the shift currently underway to usher in the photonic integrated circuits, optical interconnects, and copackaged electronics and photonics to deliver the speed and efficiency essential for data centers of the future.

Our 80,000 qualified print subscribers—and 130,000 12-month engaged online audience—trust us to dive in and provide original journalism you won’t find elsewhere covering key emerging areas such as laser-driven inertial confinement fusion, lasers in space, integrated photonics, chipscale lasers, LiDAR, metasurfaces, high-energy laser weaponry, photonic crystals, and quantum computing/sensors/communications. We cover the innovations driving these markets.

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Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
  • Ruti Ben-Shlomi, Ph.D., LightSolver
  • James Butler, Ph.D., Hamamatsu
  • Natalie Fardian-Melamed, Ph.D., Columbia University
  • Justin Sigley, Ph.D., AmeriCOM
  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

Westport Fuel Systems Inc - Common Shares (NQ:WPRT)

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Historical Prices

Date Open High Low Close Volume Change (%)
Oct 03, 2025 2.270 2.385 2.270 2.330 93,004 +0.06(+2.64%)
Oct 02, 2025 2.340 2.365 2.250 2.270 43,585 -0.06(-2.58%)
Oct 01, 2025 2.280 2.340 2.260 2.330 29,556 +0.06(+2.64%)
Sep 30, 2025 2.290 2.410 2.260 2.270 26,034 -0.05(-2.16%)
Sep 29, 2025 2.380 2.400 2.280 2.320 27,280 -0.03(-1.28%)
Sep 26, 2025 2.400 2.400 2.314 2.350 23,604 -0.05(-2.08%)
Sep 25, 2025 2.510 2.510 2.400 2.400 49,019 -0.11(-4.38%)
Sep 24, 2025 2.410 2.545 2.410 2.510 58,201 +0.10(+4.27%)
Sep 23, 2025 2.260 2.420 2.260 2.407 87,239 +0.15(+6.51%)
Sep 22, 2025 2.240 2.360 2.210 2.260 75,193 +0.02(+0.89%)
Sep 19, 2025 2.260 2.332 2.240 2.240 53,835 -0.01(-0.44%)
Sep 18, 2025 2.320 2.369 2.240 2.250 54,491 -0.08(-3.23%)
Sep 17, 2025 2.330 2.381 2.300 2.325 59,902 -0.01(-0.64%)
Sep 16, 2025 2.360 2.370 2.330 2.340 19,722 -0.03(-1.27%)
Sep 15, 2025 2.340 2.400 2.329 2.370 23,895 +0.02(+0.89%)
Sep 12, 2025 2.370 2.400 2.300 2.349 19,233 -0.03(-1.30%)
Sep 11, 2025 2.370 2.400 2.330 2.380 37,897 +0.02(+0.85%)
Sep 10, 2025 2.350 2.380 2.315 2.360 39,307 +0.03(+1.29%)
Sep 09, 2025 2.500 2.500 2.277 2.330 99,628 -0.04(-1.69%)
Sep 08, 2025 2.510 2.520 2.336 2.370 76,061 -0.15(-5.95%)
Sep 05, 2025 2.680 2.680 2.460 2.520 81,661 -0.12(-4.55%)
Sep 04, 2025 2.690 2.700 2.620 2.640 50,187 -0.08(-2.94%)
Sep 03, 2025 2.740 2.770 2.640 2.720 55,312 -0.04(-1.60%)
Sep 02, 2025 2.780 2.800 2.722 2.764 25,573 -0.03(-0.92%)
Aug 29, 2025 2.800 2.826 2.764 2.790 21,947 +0.02(+0.72%)
Aug 28, 2025 2.870 2.870 2.750 2.770 35,334 -0.10(-3.48%)
Aug 27, 2025 2.890 2.890 2.811 2.870 16,231 +0.01(+0.49%)
Aug 26, 2025 2.870 2.935 2.830 2.856 10,954 -0.06(-2.02%)
Aug 25, 2025 2.890 2.979 2.875 2.915 25,156 +0.04(+1.22%)
Aug 22, 2025 2.770 2.920 2.770 2.880 25,868 +0.07(+2.49%)
Aug 21, 2025 2.790 2.850 2.780 2.810 8,884 -0.02(-0.71%)
Aug 20, 2025 2.820 2.900 2.800 2.830 27,833 -0.07(-2.41%)
Aug 19, 2025 2.980 2.980 2.850 2.900 26,617 -0.08(-2.68%)
Aug 18, 2025 2.950 2.980 2.860 2.980 13,730 +0.11(+3.83%)
Aug 15, 2025 2.950 2.990 2.860 2.870 42,638 -0.08(-2.71%)
Aug 14, 2025 3.250 3.260 2.890 2.950 139,835 -0.32(-9.92%)
Aug 13, 2025 3.360 3.360 3.107 3.275 109,096 -0.08(-2.24%)
Aug 12, 2025 3.260 3.488 3.250 3.350 50,696 -0.25(-7.07%)
Aug 11, 2025 3.830 3.880 3.570 3.605 74,497 -0.21(-5.63%)
Aug 08, 2025 3.710 3.873 3.700 3.820 14,431 +0.11(+3.10%)
Aug 07, 2025 3.780 3.780 3.670 3.705 12,880 -0.05(-1.32%)
Aug 06, 2025 3.750 3.774 3.750 3.755 16,058 +0.01(+0.40%)
Aug 05, 2025 3.760 3.820 3.740 3.740 7,151 -0.02(-0.53%)
Aug 04, 2025 3.660 3.765 3.660 3.760 5,432 +0.10(+2.73%)
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