WLK Westlake Corporation
Stable Earnings Power
D 33.9 / 100 composite

AlphaQuality composite grade, weighted for stable earnings power businesses.

Profitability

Weight: 20%
D- 31
  • 5yr Avg ROIC 6.7%
  • Operating Margin Trend -8.79 pp/yr

Capital Efficiency

Weight: 15%
C+ 57
  • 5yr Avg ROE 8.7%
  • 5yr Share-Count CAGR 0.0%

Growth Quality

Weight: 15%
F 16
  • 5yr Revenue CAGR -1.3%
  • 5yr EPS CAGR -33.2%
  • Revenue-Growth Years (5) 2/5

Cash Generation

Weight: 15%
B+ 76
  • 5yr FCF Margin 7.5%
  • 5yr FCF/NI Conversion 1.28x

Balance Sheet

Weight: 20%
F 8
  • Net Debt / EBITDA 10.00x
  • Interest Coverage (EBIT/Int) -8.92x
  • Altman Z-Score 1.72

Stability

Weight: 15%
F 25
  • EPS Volatility (σ/μ) 0.74
  • Piotroski F-Score 3
  • Negative-Revenue Years (5) 3/5

Guru Flow

Curated superinvestor sentiment — not part of the AlphaQuality grade.
Holding

3 of 3 gurus held; 1 new buy; 1 added; 1 full exit.

Holders
3 +1
Avg Δ position
+137.9%
New buys
1
Full exits
1
As of Q1 2026