November 4, 2026. The latest reports show expanding optical-foundry demand, strong specialty-memory pricing and rising digital-advertising revenue. Our forecasts include the associated manufacturing costs, capital spending and dilution.
All model figures below are conditional Q4 2027 per-share valuations. They price Q4 2027 through Q3 2028 using each company's stated valuation method. Company guidance and model estimates are identified separately.
Tower Semiconductor: converting starts into shipments
Tower reported third-quarter revenue of $526.2 million and operating profit of $127.1 million. Its fourth-quarter revenue guidance is $600 million, plus or minus 5%. The company described a substantial silicon-photonics capacity ramp. Issuer results.
Our Q4 2027 model valuation rises from $216 to $313 per share. The forecast phases accepted shipments after fabrication and qualification, includes the Japan expansion cash budget and depreciation, and preserves slower-ramp and pricing scenarios.
Macronix: specialty pricing with a capacity constraint
Macronix reported third-quarter revenue of NT$24.24 billion and operating profit of NT$12.93 billion. Its presentation describes strong high-density NOR demand and tight SLC NAND/eMMC supply. Issuer results.
Our Q4 2027 model valuation rises from NT$170 to NT$213. The calculation removes the inventory-recovery credit, includes profit-linked compensation and phases new capacity and depreciation. Pricing normalization remains part of the forecast.
MediaTek: stronger sales require a complete cost bridge
MediaTek reported third-quarter revenue of NT$168.06 billion and operating profit of NT$27.10 billion. Fourth-quarter revenue guidance is NT$210.1–221.8 billion, with a 45% gross-margin midpoint. Issuer results.
Our Q4 2027 model valuation is NT$4,754, compared with NT$5,715 previously. The forecast reflects current custom-chip timing, product costs, operating investment and the economic dilution claim from the convertible financing.
Seagate: guidance and the share count move together
Seagate reported fiscal-first-quarter revenue of $4.233 billion. It guided the following quarter to revenue of $4.8 billion, plus or minus $100 million, and adjusted diluted earnings of $9.20 per share, plus or minus $0.20. Issuer results.
Our Q4 2027 model valuation is $1,334, compared with $1,327 previously. Updated operations improve the earnings path while the refreshed diluted-share denominator moderates the per-share change. Manufacturing costs, capital investment and cash obligations remain explicit.
Reddit: advertising growth and disciplined valuation assumptions
Reddit reported third-quarter revenue of $895.0 million, up 53% year on year. Fourth-quarter guidance is $1.00–1.03 billion of revenue and $480–510 million of adjusted EBITDA. Issuer results.
The completed earnings review puts the Q4 2027 model valuation at $220, compared with $234 previously, using 20 times forward operating profit. The model accounts for operating costs, stock compensation, dilution and distinct advertising and licensing outcomes.