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Asymmetrical Bets · Aug 4, 2026

VIAVI ER Preview: The Testing Toll Booth

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Management has cleared the top of their own guidance four quarters in a row. Wednesday we find out if FY2027 confirms a multi-year AI test cycle.

We’ve been tracking as part of our testing infrastructure coverage since April, when we published our piece on who captures the photonics testing TAM.

It’s a core position in our well known Photonics portfolio published publicly on Autopilot.

The thesis was that every transceiver that ships has to be tested and VIAV owns a dominant share of the optical test market. We allocated 20% of our photonics fund to testing names off the back of that research. Since then, , , and have all reported blowout quarters confirming that test demand is running hot across the semis supply chain.

VIAV has beaten its own guidance four quarters in a row.

Both revenue and EPS cleared the top end of management’s range and the stock responded with a 32% move on earnings day in April, hitting $60 before getting dragged back down in the broader Black July selloff. Shares sit at roughly $37 as of Friday, about 38% off that high.

Remember to join the VIP discord to see if any of our analysts will be swing trading VIAVI earnings.

Before we begin, this Substack is for informational and entertainment purposes only and does not constitute financial advice. Past performance is not indicative of future results. Never invest more than you can afford to lose. Our writers may hold positions in the securities discussed and may buy or sell them at any time without notice.

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