ON Semiconductor (ON) Q2 FY2026 Earnings Call

Bottom line

The market is focused on the headline AI‑DC double‑growth story, but the real driver is the **83% fab utilization and its quantified 25‑30 bps per point margin boost**, which gives us a concrete upside runway. Management’s confidence in AI‑DC is genuine, yet the **binding constraint is the stretched lead‑times (~32 weeks) and limited capacity to service new wins** - a bottleneck that will temper revenue acceleration. My view flips if utilization stalls below 80% or if the lead‑time gap widens, eroding the anticipated margin tailwinds.

The 30-second version

Sleeper story - utilization‑driven margin tailwinds are now quantified, not just narrative
Headline - AI data‑center revenue to more than double in 2026, but the constraint is capacity‑allocation, not demand
Red flag - the “other” bucket exploded (+34% QoQ) without any granularity and the strategic inventory metric disappeared

What changed this quarter

Metric	Q1'26	Q2'26	Change
Revenue	$1.51 B (+5% YoY, -1% QoQ)	$1.60 B (+9% YoY, +6% QoQ)	+$90 M (+6% QoQ, +9% YoY)
Non‑GAAP EPS	$0.64	$0.74	+$0.10 (+16% QoQ)
GAAP EPS	-$0.08	$0.56	+$0.64 (turn to profit)
Non‑GAAP Gross Margin	38.5%	39.3%	+80 bps
GAAP Gross Margin	38.5%	38.4%	-10 bps
Free Cash Flow	$217 M	$425 M	+$208 M (+96%)
Operating Cash Flow	$239 M	$460 M	+$221 M (+92%)
CapEx	$22 M (1.4% of rev)	$34 M (2.1% of rev)	+$12 M (+55% QoQ)
Utilization (PSG fab)	77%	83%	+6 pts
Inventory Days (total)	201 days	192 days	-9 days

Accountability tracked

7 new promises made6 narrative shifts flagged8 prior promises scored

Inside the full report

The complete write-up covers the full promise ledger with kept/missed calls, disclosure-quality scoring, the metrics-vanished check, verification items, and the questions to ask next quarter.

Read the full ON Q2'26 report Subscribe

ON Semiconductor (ON)

The 30-second version

What changed this quarter

Accountability tracked

Follow what management promises next