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PPL
PPL Corporation · Utilities - Electric
$35.38
+0.37% this month
VERSUS
COMPARE
IDA
IDACORP, Inc. · Utilities - Electric
$142.37
+0.30% this month
Scoreboard verdict
Across AI score, momentum, valuation, upside, operating margin
PPL
3
IDA
1
PPL LEADS 3/5
Comparison scoreboard
PPL LEADS 3/5
AI Score
PPL 40.6
IDA 37.5
1Y Return
PPL +5.77%
IDA +28.66%
Fwd P/E
PPL 16.71
IDA 20.49
Target Up.
PPL +16.45%
IDA +6.83%
Op. Margin
PPL 27.18%
IDA N/A
Metrics last refreshed: 6/22/2026
Quick take

PPL vs IDA Stock Comparison: AI Score, Valuation, Performance and Upside

PPL (PPL Corporation) and IDA (IDACORP) are both mid-size regulated electric utilities but serving very different geographies and with different strategic dynamics — PPL is a multi-state utility serving Pennsylvania, Kentucky, and Rhode Island with significant coal retirement capital requirements, while IDACORP's Idaho Power serves the rapidly growing Boise area with low-cost hydroelectric generation and exceptional customer growth. PPL offers multi-state diversification; IDACORP offers high-growth territory with unique hydro economics.

PPL vs IDA is diversified mid-size regulated utility rebuilding earnings post-restructuring (PPL's multi-state utility portfolio in Pennsylvania, Kentucky, and Rhode Island with coal transition capital investment and constructive regulation) versus high-growth hydroelectric utility serving one of the U.S.'s fastest-growing regions (IDACORP's Idaho Power benefiting from Boise's explosive population and semiconductor/data center growth with low-cost hydro generation creating competitive rate advantage) — diversification versus high-growth territory with unique hydro economics.

Live analysis · updated 6/22/2026

PPL holds the edge across 3 of 5 key metrics in this comparison. IDA has delivered stronger 1-year price return (+28.66% vs +5.77%), though PPL trades at the lower forward P/E (16.71x vs 20.49x). Analyst consensus implies meaningfully more upside for PPL (+16.45%) than for IDA (+6.83%).

Normalized 1Y performance
PPL
IDA
Recent returns
PPL
IDA
Analyst price targets & sentiment
PPL · 15 analysts
STRONG BUYHOLDSTRONG SELL
Buy (1.9/5.0)
Price target range
analyst low$33.00
analyst mean$41.20
current price$35.38
+16.4% upside to analyst mean
IDA · 10 analysts
STRONG BUYHOLDSTRONG SELL
Buy (2.0/5.0)
Price target range
analyst low$121.00
analyst high$167.00
analyst mean$152.10
current price$142.37
+6.8% upside to analyst mean
Who should consider this stock?
PPL may suit investors who:
  • Want a multi-state regulated utility with diversified regulatory exposure across Pennsylvania, Kentucky, and Rhode Island providing geographic risk spreading
  • Value PPL's transition from a UK utility to a focused U.S. regulated utility as creating a clean U.S. regulatory story without foreign exchange risk from international operations
  • Prefer PPL's larger scale and multi-state portfolio versus IDACORP's single-state concentration while accepting the coal transition capital complexity in Kentucky
IDA may suit investors who:
  • Want a small regulated utility with exceptional customer and load growth exposure to Boise's technology and population-driven expansion — one of the U.S.'s fastest-growing utility service territories
  • Value Idaho Power's low-cost hydroelectric generation as enabling competitive electricity rates that attract semiconductor manufacturing (Micron expansion) and data center customers to IDACORP's territory
  • Accept hydroelectric drought risk and small utility scale as manageable risks for superior organic customer growth that larger utilities in slower-growing regions cannot replicate
Performance & AI score
MetricPPLIDA
AI score40.637.5
AI rank#1027#1384
Latest close$35.38$142.37
1M return+0.37%+0.30%
6M return+3.03%+14.01%
1Y return+5.77%+28.66%
$10,000 invested — hypothetical growth (dividends reinvested)

How much would $10,000 be worth today if invested at the start of each period, with all dividends reinvested?

PeriodPPLIDA
1Y ago$10.53K (+5.3%)
started 2025-06-18
$13.21K (+32.1%)
started 2025-06-18
5Y ago$16.78K (+67.8%)
started 2021-06-21
$19.53K (+95.3%)
started 2021-06-18
10Y ago$21.65K (+116.5%)
started 2016-06-20
$34.9K (+249.0%)
started 2016-06-20

Hypothetical — past performance does not guarantee future results.

Valuation & upside potential
MetricPPLIDA
Market cap$26.62B$7.89B
Trailing P/E21.7123.69
Forward P/E16.7120.49
Price/Sales2.914.42
EV/Revenue4.906.48
Analyst target$41.20$152.10
Target upside+16.45%+6.83%
Growth, profitability & risk
MetricPPLIDA
Revenue growth10.80%-6.70%
Earnings growth7.30%10.00%
EPS growth+7.30%+10.00%
FCF margin-17.34%-58.33%
Operating margin27.18%N/A
Profit margin13.09%18.60%
ROIC proxy8.32%9.50%
Return on equity8.32%9.50%
Dividend yield3.22%2.46%
Beta0.600.49
Debt/equity135.12109.88
Current ratio1.001.21
Quick ratio0.710.63
Drawdown & downside risk

Lower drawdown and smaller single-period drops generally indicate a smoother ride, though they do not guarantee lower future risk.

1Y risk snapshot
PPL max drawdown13.29%
IDA max drawdown8.80%
PPL max wkly drop8.24%
IDA max wkly drop5.08%
5Y risk snapshot
PPL max drawdown24.73%
IDA max drawdown21.98%
PPL max wkly drop14.88%
IDA max wkly drop10.00%
10Y risk snapshot
PPL max drawdown48.73%
IDA max drawdown34.30%
PPL max wkly drop28.26%
IDA max wkly drop21.21%
Performance metrics by period
PeriodMetricPPLIDA
1YGrowth+5.33%+28.66%
CAGR+5.34%+28.68%
Sharpe ratio0.131.35
Max drawdown13.29%8.80%
Max daily drop3.16%3.75%
Max wkly drop8.24%5.08%
5YGrowth+44.64%+66.54%
CAGR+7.67%+10.74%
Sharpe ratio0.250.40
Max drawdown24.73%21.98%
Max daily drop7.25%5.23%
Max wkly drop14.88%10.00%
10YGrowth+32.91%+151.93%
CAGR+2.89%+9.69%
Sharpe ratio0.040.33
Max drawdown48.73%34.30%
Max daily drop13.71%12.93%
Max wkly drop28.26%21.21%
Business comparison
CategoryPPLIDA
CompanyPPL CorporationIDACORP, Inc.
SectorUtilitiesUtilities - Electric
IndustryUtilities - Regulated ElectricN/A
Core businessPPL Corporation is a regulated electric utility holding company — serving approximately 3.5 million electric customers through PPL Electric Utilities (Pennsylvania), Louisville Gas and Electric and Kentucky Utilities (LG&E/KU, Kentucky), and Rhode Island Energy (acquired from National Grid in 2022). PPL's utilities deliver electricity and, in Kentucky, natural gas to residential, commercial, and industrial customers across its service territories.IDACORP is the holding company for Idaho Power Company — a regulated electric utility serving approximately 620,000 customers in southern Idaho and eastern Oregon. Idaho Power generates approximately 50% of its electricity from hydroelectric dams on the Snake River system, making it one of the lowest-cost electricity producers in the U.S. IDACORP's service territory in the Treasure Valley (Boise area) is one of the fastest-growing regions in the U.S., driven by semiconductor manufacturing (Micron Technology HQ), data centers, and migration from higher-cost West Coast states.
Investor focusInvestors track PPL's regulated earnings growth across its three utility subsidiaries, capital investment program (grid modernization, clean energy transition), rate case outcomes in Pennsylvania, Kentucky, and Rhode Island, Rhode Island Energy integration, and PPL's earnings growth trajectory following its portfolio repositioning.Investors track Idaho Power's customer growth (Boise metro area population growth is among the fastest in the U.S.), load growth from semiconductor manufacturing and data center customers, water availability affecting hydroelectric generation (drought affects hydro output), and revenue decoupling mechanisms that stabilize earnings in low-water years.
PPL strengths
  • Multi-state regulated utility with diversified regulatory exposure — PPL operates across Pennsylvania, Kentucky, and Rhode Island, spreading regulatory risk across three state commission jurisdictions with different characteristics
  • Pennsylvania and Kentucky constructive regulatory environments — PPL Electric Utilities and LG&E/KU operate in states with generally constructive regulatory environments allowing timely capital recovery
  • Rhode Island Energy expansion adds Northeast utility geography — the 2022 Rhode Island Energy acquisition (formerly National Grid's Rhode Island operations) added a regulated gas and electric utility in New England, diversifying PPL's Midwest/Southeast exposure
IDA strengths
  • Boise/Treasure Valley population and economic growth driving customer additions — IDACORP's service territory is experiencing rapid growth as Micron Technology (major Boise employer) expands and Idaho attracts businesses and residents from higher-cost states; customer additions and load growth provide organic revenue growth without rate increases
  • Low-cost hydroelectric generation creates rate competitiveness — Idaho Power's hydro-heavy generation mix produces electricity at very low cost, enabling Idaho Power to offer competitive electricity rates; low rates attract energy-intensive customers (data centers, manufacturing) to Idaho Power's territory
  • Revenue decoupling mechanism protects earnings from weather variability — Idaho regulators approved a revenue decoupling mechanism that adjusts revenues to authorized levels regardless of weather-driven hydro output or temperature effects on demand, stabilizing IDACORP's earnings
Risks to watch — PPL
  • Kentucky coal retirement transition — LG&E/KU's Kentucky utilities have significant coal generation to retire; managing the transition cost and securing regulatory approval for replacement generation investment is an ongoing process
  • Rhode Island integration execution and rate case management — integrating Rhode Island Energy and managing Rhode Island PUC rate case outcomes requires execution under a new regulatory jurisdiction
  • Earnings recovery from portfolio restructuring — PPL sold its UK Western Power Distribution utility in 2021 and acquired Rhode Island Energy; the transition created a period of earnings growth reset that PPL is now growing through
Risks to watch — IDA
  • Drought vulnerability of hydroelectric generation — Idaho Power's heavy reliance on Snake River hydro makes it vulnerable to drought years when river flows are reduced; in drought years, Idaho Power must purchase replacement power at market prices, raising costs and potentially requiring customer bill increases
  • Rapid load growth requiring large capital investment — IDACORP's Boise area growth is creating significant demand for new transmission and distribution investment; capital spending is accelerating, requiring equity financing that dilutes shareholders
  • Small utility scale limitations — IDACORP is a small utility ($1B+ market cap range); limited access to capital markets at advantaged terms and lack of diversification across multiple service territories limit financial flexibility versus larger utility peers
Frequently asked questions
Hydroelectric power uses the kinetic energy of flowing water to spin turbines and generate electricity. River dams create reservoirs that release water through turbines at controlled rates. Idaho Power operates 17 hydroelectric dams on the Snake River and its tributaries in southern Idaho — this fleet produces approximately 50% of Idaho Power's electricity at very low operating cost (no fuel cost since water is free; minimal operating labor). Hydro's advantages: very low variable cost (fuel = $0) means hydro generation reduces customer electricity bills versus fossil fuel generation; dispatchable (can ramp output quickly to follow demand); long-lived assets (dams built in the 1950s-1970s still producing); carbon-free generation. Disadvantages: capital-intensive to build new hydro (limited new hydro projects given environmental constraints); drought vulnerability (low snowpack years reduce River flow, cutting generation output). Idaho Power's low-cost hydro fleet has historically enabled Idaho's electricity rates to be among the lowest in the U.S.
AI Prediction SignalNext 5 trading days
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PPL
+2.8%BUY
IDA
+1.1%HOLD

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