Applied Optoelectronics, Inc. (AAOI) vs TeraWulf Inc. (WULF)

AAOI leads on 6 of 9 compared metrics.

A side-by-side comparison of Applied Optoelectronics, Inc. and TeraWulf Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 30, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Compare
Applied Optoelectronics, Inc. logo
AAOI
Applied Optoelectronics, Inc.
$11.89B
$148.16Technology
TeraWulf Inc. logo
WULF
TeraWulf Inc.
$12.24B
$24.70Technology

Total return — AAOI vs WULF

growth of $100 · last 13y
AAOI +1407.0%WULF +38.3%AAOI compounded faster
Log scale — wide-divergence pair
1101001k10kStart $1002016201920222025$1,507$138
AAOI WULF

AAOI vs WULF: by the numbers

  • •WULF is the larger company ($12.24B vs $11.89B market cap).
  • •Both run net losses; AAOI's is the smaller (-8.55% vs -611.46% net margin).
  • •WULF grew revenue faster over the past five years (66.83% vs 15.77% CAGR).

Which is better, AAOI or WULF?

Metric tally: AAOI 6 · WULF 3

It depends on what you're optimizing for:

GrowthWULF(faster 5Y revenue CAGR)
QualityWULF(higher ROIC)

Metrics side by side

Valuation

MetricAAOIWULF
Forward P/E145.28—
P/S ratio22.49●64.38
P/B ratio10.31●72.42

Profitability

MetricAAOIWULF
Gross margin29.64%50.93%●
Operating margin-11.57%●-101.10%
Net margin-8.55%●-611.46%
ROE-3.92%●-470.94%
ROIC-4.71%-3.18%●

Growth (annualized)

MetricAAOIWULF
Revenue CAGR (5Y)15.77%66.83%●
EPS CAGR (5Y)—-27.04%
FCF CAGR (5Y)—26.65%
Total return CAGR (5Y)76.89%●8.50%

Frequently asked

Which is better, AAOI or WULF?
It depends on your goal. growth: WULF (faster 5Y revenue CAGR); quality: WULF (higher ROIC). Across all compared metrics, AAOI leads 6 to 3.
Which has grown faster, AAOI or WULF?
Over the past five years, WULF grew revenue faster — AAOI at a 15.77% CAGR versus WULF at 66.83%.
Which has been the better investment, AAOI or WULF?
Over the past 10-year, AAOI delivered the higher annualized total return — AAOI at 30.60% versus WULF at 10.87%. Past performance doesn't predict future results.

Go deeper

Full AAOI analysisFull WULF analysisInteractive comparison tool

Dig into the metrics

Applied Optoelectronics P/E ratioTeraWulf P/E ratioApplied Optoelectronics dividend yieldTeraWulf dividend yieldApplied Optoelectronics ROETeraWulf ROEApplied Optoelectronics operating marginTeraWulf operating marginApplied Optoelectronics revenue growthTeraWulf revenue growthApplied Optoelectronics free cash flowTeraWulf free cash flow

Applied Optoelectronics & TeraWulf appear in these rankings

Fastest Revenue Growth StocksBest 10-Year Total Return Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 30, 2026.