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.

Laser Focus World Membership

Never miss any articles, videos, podcasts, or webinars by signing up for membership access to Laser Focus World online. You can manage your preferences all in one place—and provide our editorial team with your valued feedback.

Magazine Subscription

Can you subscribe to receive our print issue for free? Yes, you sure can!

Newsletter Subscription

Laser Focus World newsletter subscription is free to qualified professionals:

The Daily Beam

Showcases the newest content from Laser Focus World, including photonics- and optics-based applications, components, research, and trends. (Daily)

Product Watch

The latest in products within the photonics industry. (9x per year)

Bio & Life Sciences Product Watch

The latest in products within the biophotonics industry. (4x per year)

Laser Processing Product Watch

The latest in products within the laser processing industry. (3x per year)

Get Published!

If you’d like to write an article for us, reach out with a short pitch to Sally Cole Johnson: [email protected]. We love to hear from you.

Photonics Hot List

Laser Focus World produces a video newscast that gives a peek into what’s happening in the world of photonics.

Following the Photons: A Photonics Podcast

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

Aptevo Therapeutics Inc. - Common Stock (NQ:APVO)

1.500 -0.100 (-6.25%)
Streaming Delayed Price Updated: 4:00 PM EDT, Sep 26, 2025 Add to My Watchlist

Historical Prices

Date Open High Low Close Volume Change (%)
Sep 26, 2025 1.600 1.610 1.490 1.500 2,092,691 -0.10(-6.25%)
Sep 25, 2025 1.700 1.710 1.590 1.600 2,183,923 -0.18(-10.11%)
Sep 24, 2025 1.610 1.830 1.605 1.780 2,730,337 +0.14(+8.54%)
Sep 23, 2025 1.610 1.730 1.600 1.640 1,611,214 -0.05(-2.96%)
Sep 22, 2025 1.680 1.710 1.590 1.690 2,685,216 -0.07(-3.98%)
Sep 19, 2025 1.890 1.990 1.750 1.760 6,401,884 -0.22(-11.11%)
Sep 18, 2025 2.510 2.550 1.770 1.980 115,062,152 +0.57(+40.43%)
Sep 17, 2025 1.530 1.530 1.320 1.410 12,176,206 -0.09(-6.00%)
Sep 16, 2025 2.200 2.710 1.420 1.500 114,265,464 +0.06(+4.17%)
Sep 15, 2025 1.500 1.520 1.400 1.440 217,715 -0.03(-2.04%)
Sep 12, 2025 1.510 1.542 1.430 1.470 256,332 -0.03(-2.00%)
Sep 11, 2025 1.530 1.540 1.460 1.500 220,120 +0.00(+0.00%)
Sep 10, 2025 1.520 1.558 1.460 1.500 277,103 -0.03(-1.96%)
Sep 09, 2025 1.530 1.583 1.480 1.530 236,880 +0.05(+3.38%)
Sep 08, 2025 1.590 1.600 1.480 1.480 258,383 -0.13(-8.07%)
Sep 05, 2025 1.630 1.640 1.540 1.610 144,451 -0.02(-1.23%)
Sep 04, 2025 1.690 1.692 1.560 1.630 178,767 -0.06(-3.55%)
Sep 03, 2025 1.590 1.730 1.590 1.690 122,934 +0.09(+5.62%)
Sep 02, 2025 1.630 1.640 1.560 1.600 109,652 -0.04(-2.44%)
Aug 29, 2025 1.720 1.720 1.611 1.640 106,486 -0.06(-3.53%)
Aug 28, 2025 1.850 1.850 1.660 1.700 305,453 -0.09(-5.03%)
Aug 27, 2025 1.880 1.880 1.750 1.790 144,529 -0.06(-3.24%)
Aug 26, 2025 1.920 1.994 1.820 1.850 168,416 -0.05(-2.63%)
Aug 25, 2025 2.030 2.050 1.860 1.900 256,576 -0.08(-4.04%)
Aug 22, 2025 2.030 2.051 1.950 1.980 122,728 -0.09(-4.35%)
Aug 21, 2025 1.950 2.070 1.870 2.070 123,314 +0.11(+5.61%)
Aug 20, 2025 2.000 2.007 1.900 1.960 87,977 -0.03(-1.51%)
Aug 19, 2025 2.070 2.160 1.970 1.990 169,826 -0.08(-3.86%)
Aug 18, 2025 2.020 2.081 1.980 2.070 82,930 +0.07(+3.50%)
Aug 15, 2025 2.050 2.050 1.920 2.000 75,249 -0.04(-1.96%)
Aug 14, 2025 1.780 2.200 1.720 2.040 263,636 +0.13(+6.81%)
Aug 13, 2025 2.060 2.060 1.860 1.910 553,640 -0.15(-7.28%)
Aug 12, 2025 2.130 2.180 2.050 2.060 89,031 -0.09(-4.19%)
Aug 11, 2025 2.190 2.225 2.100 2.150 101,738 -0.11(-4.87%)
Aug 08, 2025 2.150 2.260 2.140 2.260 44,855 +0.12(+5.61%)
Aug 07, 2025 2.150 2.193 2.099 2.140 51,558 -0.03(-1.38%)
Aug 06, 2025 2.410 2.470 2.170 2.170 102,634 -0.28(-11.43%)
Aug 05, 2025 2.550 2.600 2.362 2.450 122,456 -0.14(-5.41%)
Aug 04, 2025 2.700 2.800 2.550 2.590 92,819 -0.09(-3.36%)
Aug 01, 2025 2.730 2.765 2.650 2.680 85,901 -0.11(-3.94%)
Jul 31, 2025 2.910 2.929 2.750 2.790 106,065 -0.13(-4.45%)
Jul 30, 2025 2.870 2.960 2.870 2.920 21,513 +0.06(+2.10%)
Jul 29, 2025 2.910 2.930 2.840 2.860 113,508 -0.08(-2.72%)
Jul 28, 2025 3.020 3.070 2.930 2.940 108,113 -0.12(-3.92%)
Jul 25, 2025 3.280 3.280 3.060 3.060 104,294 -0.15(-4.67%)
Jul 24, 2025 3.300 3.300 3.120 3.210 128,793 -0.03(-0.93%)
Jul 23, 2025 3.170 3.300 3.150 3.240 108,284 +0.11(+3.51%)
Jul 22, 2025 3.070 3.170 3.010 3.130 148,860 +0.08(+2.62%)
Jul 21, 2025 3.090 3.180 3.011 3.050 236,431 +0.02(+0.66%)
Jul 18, 2025 2.940 3.060 2.930 3.030 199,127 +0.05(+1.68%)
Jul 17, 2025 3.050 3.050 2.930 2.980 144,069 -0.05(-1.65%)
Jul 16, 2025 2.890 3.030 2.890 3.030 197,866 +0.11(+3.77%)
Jul 15, 2025 2.930 2.990 2.860 2.920 156,347 -0.03(-1.02%)
Jul 14, 2025 2.950 3.050 2.910 2.950 196,442 -0.05(-1.67%)
Jul 11, 2025 2.970 3.010 2.940 3.000 129,353 -0.01(-0.33%)
Jul 10, 2025 3.060 3.150 2.950 3.010 134,498 -0.03(-0.99%)
Jul 09, 2025 3.090 3.200 2.960 3.040 225,329 -0.06(-1.94%)
Jul 08, 2025 2.910 3.130 2.910 3.100 215,883 +0.20(+6.90%)
Jul 07, 2025 2.890 2.990 2.890 2.900 234,948 -0.14(-4.61%)
Jul 03, 2025 3.000 3.050 2.930 3.040 130,195 +0.00(+0.00%)
Jul 02, 2025 2.950 3.075 2.920 3.040 169,564 +0.09(+3.05%)
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy and Terms Of Service.