Lumentum Q4 revenue rises 109% to $1.01 billion; GAAP loss of $7.2 billion
Lumentum reported fourth-quarter fiscal 2026 net revenue of $1.01 billion, up from $480.7 million a year earlier, but a $7.8 billion non-cash loss on debt extinguishment from equitizing convertible notes drove a GAAP net loss of $7.2 billion, or $84.65 per diluted share. The company guided first-quarter fiscal 2027 net revenue to $1.225 billion to $1.275 billion, with non-GAAP diluted EPS of $4.05 to $4.35.
Key points
- Q4 fiscal 2026 net revenue was $1.01 billion, up 109.3% year over year and 24.5% from the third quarter's $808.4 million.
- Q4 GAAP net loss was $7.2 billion ($84.65 per diluted share), driven by a one-time, non-cash loss on debt extinguishment of $7.8 billion.
- Q4 non-GAAP net income was $326.3 million, or $3.23 per diluted share, versus $0.88 a year earlier.
- Q1 fiscal 2027 guidance: net revenue of $1.225 billion to $1.275 billion and non-GAAP operating margin of 39.5% to 40.5%.
The filing
Written by AI on Nov 8, 2026, 1:42 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on August 11, 2026.
Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.