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Optical Connectivity '26: Photonics Substrates & Materials
6 tickers · $206.23B total market cap
Group: Optical Connectivity
The relentless AI buildout drives explosive demand for optical connectivity, necessitating a fundamental shift from electrical to photonic interconnects and the adoption of co-packaged optics (CPO). This creates significant opportunities in upstream photonics substrates and specialized manufacturing equipment, making the bull case compelling due to infrastructure bottlenecks and technological evolution.
Optical Connectivity '26: Photonics Substrates & Materials tracks 6 publicly listed stocks in this theme: 4063.T, 5802.T, AXTI, COHR, IQE.LSE, SOI.PA. See the constituent table for details.
Thesis update: 2026-03-14
Constituents
Build 20260519T212339
| Company | Previous Quarter Report Date | Next Expected Report Date | Last Quarter Earnings Move % | Earnings Move % | Intra-Quarter Move % | Since Last Report % | Market cap | Weight |
|---|---|---|---|---|---|---|---|---|
Shin-Etsu Chemical Co., Ltd.4063.T | 04/28/2026 (BMO) | 04/28/2026 (BMO) | -11.73% | 0.28% | 39.84% | 0.91% | $82.03B | 16.6667 |
Coherent, Inc.COHR | 05/06/2026 (BMO) | 05/06/2026 (BMO) | -8.70% | -4.93% | 60.45% | 10.79% | $57.54B | 16.6667 |
Sumitomo Electric Industries, Ltd.5802.T | 05/12/2026 | 05/12/2026 | -3.24% | 12.18% | 54.83% | -15.15% | $55.92B | 16.6667 |
Soitec S.A.SOI.PA | 11/19/2025 (AMC) | 05/27/2026 (AMC) | -32.62% | — | 499.77% | — | $5.83B | 16.6667 |
AXT, Inc.AXTI | 04/30/2026 | 04/30/2026 | 24.65% | 35.08% | 166.91% | 17.58% | $4.91B | 16.6667 |
IQE plcIQE.LSE | 09/10/2024 | 05/20/2026 | 3.34% | — | 74.06% | — | $5.1M | 16.6667 |
| Average | -4.72% | 10.65% | 149.31% | 3.53% | $34.37B | 16.6667 | ||
| Median | -5.97% | 6.23% | 67.26% | 5.85% | $30.88B | 16.6667 | ||
| Std Dev | 17.19% | 15.40% | 162.07% | 12.31% | $31.98B | 0.0% | ||
| Min | -32.62% | -4.93% | 39.84% | -15.15% | $5.1M | 16.6667 | ||
| Max | 24.65% | 35.08% | 499.77% | 17.58% | $82.03B | 16.6667 | ||
| % Positive Tickers | 33.33% | 75.00% | 100.00% | 75.00% |
* Provisional value: before LstRpt% reaches its 2-day post-report lock window (BMO/AMC adjusted), EarningsPerf is calculated from current vs pre-report and then locks to final LstRpt%.