When the United States announced a new round of tariffs on 2 April 2025, stock markets around the world experienced sharp falls. Photonics companies were also affected. Let’s take a look at the stock market trends of photonics companies one month after the US tariff hike.
Click to download the table with all the tracked companies that are mentioned in this article.
Looking at the evolution of the stock markets from April 7 until May 2, we can see that some photonics companies had a stable performance.
Taiwan-based epitaxial wafer manufacturer LandMark Optoelectronics, for instance, posted an adjusted close price of TWD 220.00 on April 7, 2025—nearly a week after the tariff announcement. However, the company rebounded in the following weeks, recording adjusted close prices of TWD 243.50 on April 14, TWD 252.50 on April 21, TWD 278.00 on April 28, and again TWD 278.00 on May 2. This represents an average increase of approximately 66 percent.
Japanese optics company Sigma Koki saw its adjusted close stock price steadily rise from JPY 1,232.00 on April 7, 2025, to JPY 1,314.00 on April 14, JPY 1,313.00 on April 21, JPY 1,337.00 on April 28, JPY 1,329.00 on May 1, and JPY 1,337.00 on May 2—representing a 26.67 percent increase overall.
Dutch laser company ASML Holding is also performing well after its stock dipped for two consecutive weeks following the tariff announcement. Its adjusted close price declined from USD 666.97 on April 7 to USD 638.35 on both April 14 and April 21. However, it rebounded in the following weeks, posting USD 688.37 on April 28, USD 666.72 on May 1, and USD 690.33 on May 2.
Swedish firm Hexagon appears to have recovered as well, with its adjusted close price rising to SEK 93.34 on May 2 from a low of SEK 84.68 on April 7 and SEK 88.60 on April 14.
US-based Universal Display Corporation has also posted gains, recovering from adjusted close prices of USD 112.72 and USD 113.98 on April 7 and April 14, respectively, to USD 126.41 on April 21, USD 144.02 on April 28, USD 141.20 on May 1, and USD 144.02 again on May 2.
Carl Zeiss Meditec is showing resilience, having increased its adjusted close price from USD 51.50 on April 7 to USD 60.00 on both April 28 and May 2.
Coherent, on the other hand, has seen a strong recovery, with its stock rising from USD 55.29 on April 7 to USD 71.64 on May 2.
Lumentum has likewise gained ground, with its adjusted close price increasing from USD 51.27 on April 7 to USD 62.86 on May 2.
Finally, IPG Photonics, another major player in photonics, has rebounded from USD 53.77 on April 7 and USD 53.30 on April 14 to USD 58.15 on April 21, USD 63.80 on April 28, USD 61.80 on May 1, and USD 63.80 again on May 2.
Visual Photonics Epitaxy (Taiwan), Keyence (Japan), Fabrinet (USA), and Everlight Electronics (Taiwan) are among the top 10 photonics companies that showed stable performance following the U.S. tariff announcement, with increases of 20.25%, 4.88%, 14.83%, and 13.93% respectively in their adjusted close prices from April 7 to May 2, 2025
See the graph below for an overview of the photonics companies that had a stable stock market performance during the time period analysed.
Source: Yahoo Finance, Nasdaq
Several companies in the photonics sector saw their shares plummet, like those of so many corporations around the world.
ams-OSRAM of Switzerland recorded a 2.08 percent increase in its adjusted close price, rising from CHF 5.73 on April 7, 2025, to CHF 5.98 on April 14, CHF 6.94 on April 21, and CHF 7.78 on both April 28 and May 2, 2025.
USA-based Corning posted a 1.88 percent increase, with its adjusted close price rising from USD 41.26 on April 7, 2025, to USD 41.52 on April 14, USD 44.18 on April 21, USD 45.76 on April 28, and USD 44.78 and USD 45.76 on May 1 and 2, respectively.
Viavi, from the USA, recorded only a 1.19 percent increase, with its adjusted close price moving from USD 9.87 and USD 9.86 on April 7 and 14, 2025, respectively, to USD 9.34 on both April 28 and May 2, 2025.
Lasertec, from Japan, on the other hand, recorded a 1.29 percent increase, with its adjusted close price rising from USD 79.93 on April 7, 2025, to USD 88.46 on May 2, 2025.
Gooch & Housego, from the United Kingdom, has likewise shown stability in its adjusted close price, posting EUR 4.76 on April 7, 2025, EUR 4.28 on April 14, EUR 4.32 on April 21, EUR 4.36 again on April 21, and EUR 4.36 on May 2, 2025.
While global stock markets are still adjusting to recent tariff changes, some photonics companies’ shares have yet to gain momentum.
Ushio from Japan, has seen its stock prices decline by -1.31 percent. It posted an adjusted close price of USD 14.63 on April 7, 2025—a value that remained unchanged on April 14 and April 21, but then dropped to USD 12.02 on April 28, May 1, and May 2.
United Kingdom-based Oxford Instruments also showed a downward trend, with adjusted close prices of USD 23.60 on April 7 and April 14, followed by USD 22.63 on April 21, April 28, and both May 1 and 2, 2025.
Officina Stellare, from Italy, experienced a slight decrease of -0.12 percent in its stock. It posted EUR 14.90 and EUR 14.80 on April 7 and 14, respectively, and EUR 14.90, EUR 14.70, EUR 14.90, and EUR 14.70 on April 21 and 28, and May 1 and 2, respectively.
The stock values of American companies Luminar Technologies and Lightwave Logic have also not yet shown signs of recovery. Luminar Technologies saw its adjusted close price fall from USD 4.42 on April 7, 2025, to USD 3.80 on April 14, USD 3.87 on April 21, USD 3.95 on April 28, USD 3.94 on May 1, and USD 3.95 on May 2.
Lightwave Logic, on the other hand, recorded a -0.02 percent decrease. Its adjusted close price dropped from USD 1.02 on April 7, 2025, to USD 0.93 on April 14, USD 0.87 on April 21, USD 0.90 on April 28, USD 0.88 on May 1, and USD 0.90 on May 2.
Source: Yahoo Finance, Nasdaq
Note: Data for April 7, 14, 21, and 28 were obtained from the companies’ weekly historical data on Yahoo Finance, while data for May 1 and 2, 2025 were sourced from the daily historical data.
