Utilities: highest implied volatility

EXP 2026-11-20

Data details

Coverage: 10 / 12
Comparison: One expiry; stocks and funds. No liquidity or trading suitability filter.
50Δ IV: Mean call and put annualized IV.
Implied move: 50Δ call plus put premium divided by underlying price.
25Δ spread: Put IV minus call IV in percentage points.
Unavailable: IMSR, STEM
Methodology: Delta calculations
Data: JSON

Company	Price	50Δ IV
FLNCFluence Energy Inc	$5.86	85.52%
OKLOOklo Inc.	$27.20	84.15%
TLNTalen Energy Corporation	$351.22	59.43%
VSTVistra Corp.	$149.56	51.18%
CEGConstellation Energy Corp	$263.30	50.17%
ORAOrmat Technologies Inc	$86.64	42.83%
NEENextera Energy Inc	$78.33	26.42%
PEGPublic Service Enterprise Group Inc	$70.32	23.97%
SOSouthern Company	$89.27	23.14%
DDominion Energy Inc	$62.21	20.52%