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.

Laser Focus World is part of Endeavor Business Media, a division of EndeavorB2B.

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Following the Photons: A Photonics Podcast dives deep into the fascinating world of photonics. Our weekly episodes feature interviews and discussions with industry and research experts, providing valuable perspectives on the issues, technologies, and trends shaping the photonics community.

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

Group 1 Automotive, Inc. Common Stock (NY:GPI)

448.36 +10.85 (+2.48%)
Official Closing Price Updated: 7:00 PM EDT, Oct 1, 2025 Add to My Watchlist

Historical Prices

Date Open High Low Close Volume Change (%)
Oct 01, 2025 437.04 450.24 431.02 448.36 258,915 +10.85(+2.48%)
Sep 30, 2025 435.65 441.88 432.32 437.51 241,257 +0.10(+0.02%)
Sep 29, 2025 438.26 438.61 426.86 437.41 314,971 +1.88(+0.43%)
Sep 26, 2025 436.96 439.07 433.09 435.53 222,846 -0.30(-0.07%)
Sep 25, 2025 440.44 445.27 422.99 435.83 324,755 -12.35(-2.76%)
Sep 24, 2025 453.93 458.97 447.47 448.18 198,182 -5.75(-1.27%)
Sep 23, 2025 453.02 459.16 451.81 453.93 170,160 +2.33(+0.52%)
Sep 22, 2025 453.84 456.67 449.93 451.60 116,583 -4.70(-1.03%)
Sep 19, 2025 459.95 462.44 453.00 456.30 297,521 -4.66(-1.01%)
Sep 18, 2025 457.27 467.95 456.39 460.96 144,227 +2.71(+0.59%)
Sep 17, 2025 461.45 470.48 458.07 458.25 192,592 +0.02(+0.00%)
Sep 16, 2025 458.97 459.82 448.82 458.23 175,468 -0.22(-0.05%)
Sep 15, 2025 464.41 465.60 454.89 458.45 131,145 -7.87(-1.69%)
Sep 12, 2025 484.79 485.56 463.45 466.32 265,005 -21.93(-4.49%)
Sep 11, 2025 472.16 488.39 460.75 488.25 174,459 +17.42(+3.70%)
Sep 10, 2025 470.52 474.01 470.08 470.83 89,934 -3.95(-0.83%)
Sep 09, 2025 475.19 475.54 470.00 474.78 126,770 -2.33(-0.49%)
Sep 08, 2025 481.07 482.99 475.21 477.11 210,736 -6.76(-1.40%)
Sep 05, 2025 481.89 488.38 477.90 483.87 159,287 +3.86(+0.80%)
Sep 04, 2025 470.20 480.18 469.45 480.01 158,253 +9.73(+2.07%)
Sep 03, 2025 464.90 471.00 464.40 470.28 143,561 +3.01(+0.64%)
Sep 02, 2025 457.22 469.62 457.22 467.27 147,865 +2.99(+0.64%)
Aug 29, 2025 480.94 481.59 461.97 464.28 101,971 -12.89(-2.70%)
Aug 28, 2025 478.19 478.49 466.38 477.17 178,048 +0.64(+0.13%)
Aug 27, 2025 466.02 476.53 462.07 476.53 189,405 +7.21(+1.54%)
Aug 26, 2025 471.81 475.72 467.50 469.31 174,417 -0.56(-0.12%)
Aug 25, 2025 469.49 475.53 466.23 469.87 155,717 +0.27(+0.06%)
Aug 22, 2025 449.52 470.91 445.71 469.60 142,818 +24.75(+5.56%)
Aug 21, 2025 440.51 448.86 435.55 444.85 170,359 -1.41(-0.32%)
Aug 20, 2025 447.10 450.08 443.79 446.26 112,867 -5.95(-1.32%)
Aug 19, 2025 448.56 454.39 448.31 452.21 103,799 +6.90(+1.55%)
Aug 18, 2025 442.51 451.49 438.92 445.31 134,367 +3.27(+0.74%)
Aug 15, 2025 451.26 452.62 439.66 442.04 220,192 -8.61(-1.91%)
Aug 14, 2025 452.92 455.16 448.52 450.65 154,643 -8.39(-1.83%)
Aug 13, 2025 448.58 461.40 444.54 459.05 159,181 +15.31(+3.45%)
Aug 12, 2025 434.15 445.95 429.81 443.73 182,252 +14.28(+3.32%)
Aug 11, 2025 422.55 431.14 422.55 429.46 124,537 +8.30(+1.97%)
Aug 08, 2025 419.44 424.13 417.44 421.16 120,032 +6.33(+1.53%)
Aug 07, 2025 425.84 425.84 413.89 414.82 107,169 -7.90(-1.87%)
Aug 06, 2025 417.77 423.55 412.06 422.73 113,094 +3.16(+0.75%)
Aug 05, 2025 408.70 420.32 408.70 419.57 178,633 +12.59(+3.09%)
Aug 04, 2025 413.73 413.73 406.98 406.98 98,312 -2.78(-0.68%)
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