Semtech reserved Tower Semiconductor capacity for AI chips without a price; its analyst day is October 15

Semtech will invest in dedicated silicon-germanium capacity at Tower Semiconductor fabs in the United States, Israel and Japan, disclosing no dollar amount, a day after its shares fell 10.15% to $168.28. Chief executive Hong Hou and CFO Mark Lin present long-term financial objectives at its October 15 analyst day.

Vincent JiangVincent Jiang · 2 min read
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Hong Hou, chief executive of Semtech
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Hong Hou, Semtech's chief executive, presents long-term financial objectives at the company's Data Center Analyst Day in San Jose on October 15.

Semtech locked up years of chip supply+2.58% — Semtech locked up years of chip supply, up 2.58 percent today on October 13 and left the price blank. The California chipmaker, whose chips move data between AI servers, will invest in dedicated silicon-germanium capacity at Tower Semiconductor+1.70% — Tower Semiconductor, up 1.70 percent today, the Israeli foundry behind its interconnect products for twenty years, across fabs in the United States, Israel and Japan 12. No dollar figure, no wafer count 1. The deal landed the morning after Semtech's fourth straight loss, a 10.15% drop to $168.28 34.

Semtech pays, and carries the risk of idle lines

Semtech pays to reserve lines in factories it does not own; Tower collects a committed customer. The filing's own risk factors concede that demand "does not develop as anticipated" or that Semtech "does not fully utilize the capacity reserved for it" 1. The wager is that interconnect demand compounds from 800G and 1.6T links today to 3.2T 1, in a market the research firm Cignal AI sees growing from $9 billion in 2024 to an estimated $37 billion in 2026 5. As of October 13, the only SEC filing carrying the agreement is Tower's Form 6-K; Semtech's latest 8-K is its August 25 earnings report 6.

Record revenue against a 112x multiple

The business is not the fight. Second-quarter revenue hit a record $341.87 million, up 32.7% year over year, and earnings per share of $0.71 beat the $0.61 consensus 7.

Semtech's quarterly revenue has climbed 70% in twelve quarters, steepest at the end

$150M$200M$250M$300M$350MQ4 '23Q2 '24Q4 '24Q2 '25Q4 '25Q2 '26$341.87MRecord quarter, +32.7% year overyear
Data
Revenue
Q3 '23$200.9M
Q4 '23$192.95M
Q1 '24$206.11M
Q2 '24$215.36M
Q3 '24$236.83M
Q4 '24$251M
Q1 '25$251.06M
Q2 '25$257.59M
Q3 '25$266.97M
Q4 '25$274.36M
Q1 '26$291.02M
Q2 '26$341.87M
Quarterly revenue in US$ millions; labels are calendar quarters of the period end, from the quarter ended October 29, 2023, through July 26, 2026 (the July 2026 quarter is Semtech's fiscal Q2 2027; its fiscal year ends late January). Sources: Semtech SEC filings [11]; Q2 reported August 25, 2026 [7].7,11

The price is. Semtech trades at 111.81x trailing earnings against a five-year median of 35.67x 4, still up 128.36% this year after a run from $60.28 to $201.99 348. Northland Securities cut the stock to Market Perform on October 9, six weeks after upgrading it at a $182 target, on valuation 38. Insiders sold $18.6 million over twelve months and bought nothing, a record The Inference detailed on October 11; executive vice president Jason Green's October 7 sale of 2,766 shares at $190.35, under a prearranged 10b5-1 plan, trimmed his stake 27.3% 47.

October 15 is the deadline for a number

The first market read split the parties: Tower rose as much as 2% premarket while Semtech fell more than 3% 9. The sell side has not folded: sixteen analysts carry a mean Buy, average target $214.64, and BlackRock opened a $1.58 billion position in the June quarter 37. Semtech holds its Data Center Analyst Day on October 15 in San Jose, where chief executive Hong Hou and chief financial officer Mark Lin present long-term financial objectives 10. The tell is one number: what the reserved capacity costs. Semtech has signed a lease with the rent left blank, and its own filing admits the rooms may stay empty.

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AI-generated from this story and its cited sources. Not investment advice.

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