Lumentum's $43.5 million deposit leads $92 million of AXT prepayments that may be refunded

A record quarter, paid for in advance

AXT, a Fremont, California compound-semiconductor wafer maker listed on Nasdaq as AXTI, grew September-quarter revenue to $73.4 million from $28.0 million a year earlier, with $54.3 million of it from indium phosphide, the crystal sliced into wafers that carry the lasers inside AI data-center optical transceivers ¹². Net income attributable to AXT▼−6.73% — AXT, down 6.73 percent today was $25.7 million ¹. Backlog, chief executive Morris Young told investors on October 29, is "above $500 million", spanning multiyear agreements, short-term contracts and spot orders ². The 10-Q filed on November 12↗ shows what that queue is made of: other people's money ¹.

The refund clause in the fine print

A new risk factor in the filing covers the long-term supply and capacity-reservation agreements AXT signed in 2026 ¹⁵. The contracts require about $179.5 million of aggregate advance payments, of which about $92.4 million had been received by September 30; contract liabilities, the line where customer cash waits until wafers ship, jumped from $103 thousand at year-end to $108.2 million ¹.

Lumentum wrote the largest check, $43.5 million

The largest single deposit so far is $43.5 million from Lumentum▼−6.65% — Lumentum, down 6.65 percent today, the optical components maker, under a capacity-reservation agreement dated July 26, 2026 ¹². If AXT misses capacity or delivery commitments, "including as a result of delays in obtaining export permits," customers may terminate and require refunds of the unapplied money, which the filing says could materially and adversely affect liquidity, revenue and pricing ¹.

The clause surfaced in an automated risk alert on November 15↗ and has drawn no news coverage ⁵. How much of the $500 million backlog sits under refundable deposits is not disclosed; the $293.5 million of remaining performance obligations is the closest marker ¹.

Beijing holds the switch

Every AXT wafer is grown in China by its subsidiary Beijing Tongmei, and each export needs a permit from China's Ministry of Commerce ¹. The same filing says AXT has a backlog of orders for which it has not yet received permits and cannot predict when an application will be reviewed ¹. The refund trigger and the growth story run through the same desk in Beijing.

A deep cushion, with expiry dates

Refunds would land on a balance sheet built to absorb them: $825.9 million of cash, restricted cash and investments at September 30, after an April share sale raised about $632.5 million gross at $64.25 a share ¹².

Nomura's own model has cash flowing out through 2027

Nomura started coverage on November 3 at Buy with a $90 target↗, yet its own model has free cash flow at minus $27 million this year and minus $10 million in 2027, with 2027 earnings 25% below consensus, because reservations fix volume, not price ³.

The fab money has strings too. Tongmei's October 27 round↗, at least $285 million and up to $545 million from investors including an affiliate of an existing customer, can be redeemed at cost plus 8% a year if no Hong Kong IPO arrives within three years of closing, and AXT may be handed the note ¹⁴.

December 20, then the contract-liability line

Tongmei's subscription agreement terminates if the minimum has not closed by December 20 ¹. Management counts about $90 million of fourth-quarter revenue as already permitted or requiring no permit ². After that, the contract-liability line tells the story: rising means customers still believe, falling means wafers shipped or money went home. The backlog is counted in dollars; the permission to ship it is granted in Beijing, one license at a time.