RT Investing visuals
A breakdown of the photonics value chain and best positioned business:

Layer 1: Materials & wafers
• $GLW
• $AXTI
• $IQE
• $AIXA
• $AMS

Layer 2: Core photonic devices
• $IPGP
• $COHR
• $LITE
• $LASR
• $SIVE

• Layer 3: Components & modules
• $AAOI
• $MTSI
• $FN
• $VIAV
• $LPTH

Layer 4: Systems & equipment
• $ASML
• $BESI
• $ASM
• $LPKF
• $MKS

Layer 5: Test, metrology & yield
• $CAMT
• $FORM
• $AEHR
• $ONTO
• $VIAV

Investing visuals: Photonics stocks are going parabolic:

• $LITE +1621%
• $AAOI +1434%
• $COHR +529%
• $CRDO +377%
• $VIAV +353%
• $FN +281%
• $MTSI +189%
• $MRVL +186%
• $IPGP +136%
• $POET +127%

RT KaizenInvestor
I have written a full article on the AI chip supply chain.

The supply chain is structured into 4 different phases with 13 layers:

1. Raw Materials: $SHECY, $SUOPY, GlobalWafers, $WAF.DE, $SHWDF, $AXTI, $IQE
2. Manufacturing Equipment: $ASML, $ASM.AS, $AMAT, $LRCX, $KLAC
3. EDA & Core Intellectual Property: $SNPS, $CDNS, $ARM, $RMBS
4. Chip Design: $NVDA, $AMD, $INTC, $QCOM
5. Foundries: $TSM, Samsung Semiconductor, $SMIC
6. Memory and HBM: SK Hynix, Samsung Electronics, $MU
7. Packaging and OSAT: ASE Technology, $AMKR, JCET Group
8. Server and Rack Integration: $SMCI, $DELL, $HPE, Foxconn
9. Networking Silicon: $AVGO, $MRVL, $CSCO, $ANET
10. Photonics and Optical Components: Ayar Labs, $ALAB, $CRDO, $COHR, $LITE
11. Power, Thermal management and Grid: $VRT, $MOD, $NVT, $SU.PA, $IREN, $CIFR
12. Hyperscalers: $AMZN, $GOOGL, $MSFT, $META
13. AI Storage, platforms and Data: VAST data, Weka, NetAPP, $PLTR, Blue Yonder, $KXSCF

The article covers it all.

KaizenInvestor: http://x.com/i/article/2029218092270628864