OLN
Price
$23.45
Change
+$0.76 (+3.35%)
Updated
Sep 24, 04:59 PM (EDT)
Capitalization
2.6B
29 days until earnings call
WLK
Price
$78.86
Change
-$0.84 (-1.05%)
Updated
Sep 24, 04:59 PM (EDT)
Capitalization
10.22B
36 days until earnings call
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OLN vs WLK

Header iconOLN vs WLK Comparison
Open Charts OLN vs WLKBanner chart's image
Olin
Price$23.45
Change+$0.76 (+3.35%)
Volume$29.54K
Capitalization2.6B
Westlake
Price$78.86
Change-$0.84 (-1.05%)
Volume$11.8K
Capitalization10.22B
OLN vs WLK Comparison Chart in %
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OLN
Daily Signalchanged days ago
Gain/Loss if bought
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WLK
Daily Signalchanged days ago
Gain/Loss if bought
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OLN vs. WLK commentary
Sep 25, 2025

To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is OLN is a StrongBuy and WLK is a StrongBuy.

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COMPARISON
Comparison
Sep 25, 2025
Stock price -- (OLN: $22.69 vs. WLK: $79.70)
Brand notoriety: OLN and WLK are both not notable
OLN represents the Chemicals: Major Diversified, while WLK is part of the Chemicals: Specialty industry
Current volume relative to the 65-day Moving Average: OLN: 81% vs. WLK: 79%
Market capitalization -- OLN: $2.6B vs. WLK: $10.22B
OLN [@Chemicals: Major Diversified] is valued at $2.6B. WLK’s [@Chemicals: Specialty] market capitalization is $10.22B. The market cap for tickers in the [@Chemicals: Major Diversified] industry ranges from $59.62B to $0. The market cap for tickers in the [@Chemicals: Specialty] industry ranges from $225.05B to $0. The average market capitalization across the [@Chemicals: Major Diversified] industry is $7.1B. The average market capitalization across the [@Chemicals: Specialty] industry is $8.91B.

Long-Term Analysis

It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).

OLN’s FA Score shows that 2 FA rating(s) are green whileWLK’s FA Score has 1 green FA rating(s).

  • OLN’s FA Score: 2 green, 3 red.
  • WLK’s FA Score: 1 green, 4 red.
According to our system of comparison, OLN is a better buy in the long-term than WLK.

Short-Term Analysis

It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.

If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.

OLN’s TA Score shows that 5 TA indicator(s) are bullish while WLK’s TA Score has 4 bullish TA indicator(s).

  • OLN’s TA Score: 5 bullish, 4 bearish.
  • WLK’s TA Score: 4 bullish, 4 bearish.
According to our system of comparison, OLN is a better buy in the short-term than WLK.

Price Growth

OLN (@Chemicals: Major Diversified) experienced а -10.67% price change this week, while WLK (@Chemicals: Specialty) price change was -9.12% for the same time period.

The average weekly price growth across all stocks in the @Chemicals: Major Diversified industry was -0.25%. For the same industry, the average monthly price growth was +3.43%, and the average quarterly price growth was +7.32%.

The average weekly price growth across all stocks in the @Chemicals: Specialty industry was -0.06%. For the same industry, the average monthly price growth was -0.64%, and the average quarterly price growth was +16.93%.

Reported Earning Dates

OLN is expected to report earnings on Oct 23, 2025.

WLK is expected to report earnings on Oct 30, 2025.

Industries' Descriptions

@Chemicals: Major Diversified (-0.25% weekly)

The major diversified chemicals industry includes companies that produce a wide range of chemicals and industrial gases. The products are often used as raw materials in the manufacturing of various types of goods, including plastics, paints, carpets, and fixtures to name a few. Major companies making diversified chemicals include DuPont de Nemours Inc., Celanese Corporation, Celanese Corporation and Westlake Chemical Corporation.

@Chemicals: Specialty (-0.06% weekly)

The specialty chemicals sector includes companies that produce chemicals and industrial gases, which are of relatively high-value, often made to customer specifications. Examples of specialty chemicals are electronic chemicals, industrial gases, coatings, adhesives and sealants, industrial and institutional cleaning chemicals. The products are often valued on the basis of their purposes/performances rather than for their composition. Linde Plc, Ecolab Inc., Air Products and Chemicals, Inc., and Dow, Inc. are some of the largest companies making specialty chemicals.

SUMMARIES
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FUNDAMENTALS
Fundamentals
WLK($10.2B) has a higher market cap than OLN($2.6B). OLN has higher P/E ratio than WLK: OLN (40.06) vs WLK (25.50). WLK YTD gains are higher at: -29.235 vs. OLN (-31.121). WLK has higher annual earnings (EBITDA): 1.42B vs. OLN (690M). WLK has more cash in the bank: 2.28B vs. OLN (224M). OLN has less debt than WLK: OLN (3.28B) vs WLK (5.62B). WLK has higher revenues than OLN: WLK (11.8B) vs OLN (6.66B).
OLNWLKOLN / WLK
Capitalization2.6B10.2B26%
EBITDA690M1.42B49%
Gain YTD-31.121-29.235106%
P/E Ratio40.0625.50157%
Revenue6.66B11.8B56%
Total Cash224M2.28B10%
Total Debt3.28B5.62B58%
FUNDAMENTALS RATINGS
OLN vs WLK: Fundamental Ratings
OLN
WLK
OUTLOOK RATING
1..100
7054
VALUATION
overvalued / fair valued / undervalued
1..100
32
Undervalued
30
Undervalued
PROFIT vs RISK RATING
1..100
7878
SMR RATING
1..100
9292
PRICE GROWTH RATING
1..100
6064
P/E GROWTH RATING
1..100
997
SEASONALITY SCORE
1..100
5050

Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.

WLK's Valuation (30) in the Chemicals Major Diversified industry is in the same range as OLN (32) in the Industrial Specialties industry. This means that WLK’s stock grew similarly to OLN’s over the last 12 months.

WLK's Profit vs Risk Rating (78) in the Chemicals Major Diversified industry is in the same range as OLN (78) in the Industrial Specialties industry. This means that WLK’s stock grew similarly to OLN’s over the last 12 months.

WLK's SMR Rating (92) in the Chemicals Major Diversified industry is in the same range as OLN (92) in the Industrial Specialties industry. This means that WLK’s stock grew similarly to OLN’s over the last 12 months.

OLN's Price Growth Rating (60) in the Industrial Specialties industry is in the same range as WLK (64) in the Chemicals Major Diversified industry. This means that OLN’s stock grew similarly to WLK’s over the last 12 months.

OLN's P/E Growth Rating (9) in the Industrial Specialties industry is significantly better than the same rating for WLK (97) in the Chemicals Major Diversified industry. This means that OLN’s stock grew significantly faster than WLK’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
OLNWLK
RSI
ODDS (%)
Bearish Trend 2 days ago
74%
N/A
Stochastic
ODDS (%)
Bullish Trend 2 days ago
68%
Bullish Trend 2 days ago
67%
Momentum
ODDS (%)
Bearish Trend 2 days ago
69%
Bearish Trend 2 days ago
72%
MACD
ODDS (%)
Bearish Trend 2 days ago
68%
Bearish Trend 2 days ago
64%
TrendWeek
ODDS (%)
Bearish Trend 2 days ago
73%
Bearish Trend 2 days ago
67%
TrendMonth
ODDS (%)
Bullish Trend 2 days ago
72%
Bearish Trend 2 days ago
69%
Advances
ODDS (%)
Bullish Trend 14 days ago
73%
Bullish Trend 20 days ago
66%
Declines
ODDS (%)
Bearish Trend 2 days ago
71%
Bearish Trend 2 days ago
70%
BollingerBands
ODDS (%)
Bullish Trend 2 days ago
68%
Bullish Trend 2 days ago
70%
Aroon
ODDS (%)
Bullish Trend 2 days ago
68%
Bullish Trend 2 days ago
72%
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OLN
Daily Signalchanged days ago
Gain/Loss if bought
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WLK
Daily Signalchanged days ago
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OLN and

Correlation & Price change

A.I.dvisor indicates that over the last year, OLN has been closely correlated with HUN. These tickers have moved in lockstep 79% of the time. This A.I.-generated data suggests there is a high statistical probability that if OLN jumps, then HUN could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To OLN
1D Price
Change %
OLN100%
-2.03%
HUN - OLN
79%
Closely correlated
-3.29%
PPG - OLN
76%
Closely correlated
-2.97%
LYB - OLN
76%
Closely correlated
-1.43%
DOW - OLN
73%
Closely correlated
-1.34%
DD - OLN
72%
Closely correlated
-1.01%
More

WLK and

Correlation & Price change

A.I.dvisor indicates that over the last year, WLK has been closely correlated with HUN. These tickers have moved in lockstep 78% of the time. This A.I.-generated data suggests there is a high statistical probability that if WLK jumps, then HUN could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To WLK
1D Price
Change %
WLK100%
-1.92%
HUN - WLK
78%
Closely correlated
-3.29%
LYB - WLK
77%
Closely correlated
-1.43%
DOW - WLK
74%
Closely correlated
-1.34%
OLN - WLK
72%
Closely correlated
-2.03%
CBT - WLK
68%
Closely correlated
+0.26%
More