What is the current annual operating margin of OLN?

As of today, OLN annual operating margin is -83.02%

What is 1-year change in OLN annual operating margin?

OLN annual operating margin is down -19.49% year-over-year

What is 3-year change in OLN annual operating margin?

OLN annual operating margin is down -45.57% over the past 3 years

How far is OLN annual operating margin from its all-time high?

OLN annual operating margin is currently -45.57% below its historical high of -57.03% set on December 31, 2021

How does OLN annual operating margin rank versus sector peers?

OLN annual operating margin is higher than 15.15% of companies in Basic Materials sector

When is OLN next annual earnings release?

The next annual earnings release for OLN is on January 29, 2026

What is the current quarterly operating margin of OLN?

As of today, OLN quarterly operating margin is 5.68%

What is OLN quarterly operating margin most recent change?

OLN quarterly operating margin was up +166.67% on September 30, 2025

What is 1-year change in OLN quarterly operating margin?

OLN quarterly operating margin is up +314.60% year-over-year

How far is OLN quarterly operating margin from its all-time high?

OLN quarterly operating margin is currently -76.70% below its historical high of 24.38% set on September 30, 2021

How does OLN quarterly operating margin rank versus sector peers?

OLN quarterly operating margin is higher than 38.46% of companies in Basic Materials sector

When is OLN next earnings release?

The next earnings release for OLN is on January 29, 2026

OLN Operating Margin History & Chart Since 1980

Annual Operating Margin

-83.02%13.54%-19.49%

December 31, 2024

Summary

Current Value: As of today, OLN annual operating margin is -83.02%, down -19.49% on December 31, 2024
Historical Performance: OLN annual operating margin is down -45.57% over the past 3 years, and up +0.91% over the past 5 years
All-Time High Comparison: OLN annual operating margin is currently -45.57% below its historical high of -57.03% set on December 31, 2021
3-Year Low Comparison: OLN annual operating margin is at its 3-year low
Sector Comparison: OLN annual operating margin is higher than 15.15% of companies in Basic Materials sector

Operating Margin Chart

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Performance

OLN Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 24	-83.02%	-19.5%	-45.6%	+0.9%	-26.6%
Quarterly Operating Margin	Sep 30, 25	5.68%	+314.6%	-66.5%	+200.5%	-29.2%
Price	Jan 9, 26	$23.86	-24.9%	-57.4%	-9.8%	+18.1%
PE Ratio	Jan 9, 26	51.46	+44.8%	+713.0%	–	+106.3%
Annual Revenue	Dec 31, 24	$6.54B	-4.3%	-26.6%	+7.0%	+327.0%
Annual Operating Profit	Dec 31, 24	$342.60M	-59.9%	-80.0%	+18.6%	+74.7%
Annual Gross Margin	Dec 31, 24	11.74%	-34.9%	-50.5%	+2.2%	-45.8%
Annual Net Margin	Dec 31, 24	1.61%	-75.7%	-88.9%	+994.4%	-81.8%

Operating Margin Highs

OLN Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	-58.56%	N/A	-41.8%
5Y	-57.03%	Dec 31, 21	-45.6%
All	-57.03%	Dec 31, 21	-45.6%

Operating Margin Lows

OLN Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	-83.02%	Dec 31, 24	at low
5Y	-93.80%	N/A	+11.5%
All	-93.80%	Dec 31, 20	+11.5%

Operating Margin History

Year	Value	Change
2024	-83.02%	-19.5%
2023	-69.48%	-18.6%
2022	-58.56%	-2.7%
2021	-57.03%	+39.2%
2020	-93.80%	-12.0%
2019	-83.78%	-13.4%
2018	-73.91%	+10.6%
2017	-82.66%	-0.0%
2016	-82.65%	-3.4%
2015	-79.94%	-9.6%
2014	-72.94%	-5.4%
2013	-69.20%	-3.4%
2012	-66.95%	+2.3%
2011	-68.52%	+14.0%
2010	-79.68%	-21.5%
2009	-65.56%	-2.6%
2008	-63.88%	+11.9%
2007	-72.54%	+14.5%
2006	-84.89%	-9.9%
2005	-77.21%	+8.1%
2004	-84.03%	+2.1%
2003	-85.81%	+5.5%
2002	-90.78%	-5.9%

Year	Value	Change
2001	-85.76%	-16.8%
2000	-73.40%	+11.0%
1999	-82.43%	-14.2%
1998	-72.16%	-5.1%
1997	-68.67%	+1.1%
1996	-69.45%	+3.8%
1995	-72.22%	+3.3%
1994	-74.68%	+4.7%
1993	-78.33%	-2.0%
1992	-76.77%	-2.6%
1991	-74.81%	-1.2%
1990	-73.92%	-9.0%
1989	-67.84%	+2.2%
1988	-69.37%	-2.5%
1987	-67.67%	+6.8%
1986	-72.61%	+5.3%
1985	-76.65%	-5.8%
1984	-72.46%	+3.0%
1983	-74.72%	+1.0%
1982	-75.46%	-3.0%
1981	-73.26%	+3.0%
1980	-75.49%	-

FAQ

What is the current annual operating margin of OLN?
As of today, OLN annual operating margin is -83.02%
What is 1-year change in OLN annual operating margin?
OLN annual operating margin is down -19.49% year-over-year
What is 3-year change in OLN annual operating margin?
OLN annual operating margin is down -45.57% over the past 3 years
How far is OLN annual operating margin from its all-time high?
OLN annual operating margin is currently -45.57% below its historical high of -57.03% set on December 31, 2021
How does OLN annual operating margin rank versus sector peers?
OLN annual operating margin is higher than 15.15% of companies in Basic Materials sector
When is OLN next annual earnings release?
The next annual earnings release for OLN is on January 29, 2026

Quarterly Operating Margin

5.68%3.55%+166.67%

September 30, 2025

Summary

Current Value: As of today, OLN quarterly operating margin is 5.68%, up +166.67% on September 30, 2025
Historical Performance: OLN quarterly operating margin is up +314.60% year-over-year, and down -66.45% over the past 3 years
All-Time High Comparison: OLN quarterly operating margin is currently -76.70% below its historical high of 24.38% set on September 30, 2021
3-Year Low Comparison: OLN quarterly operating margin is +314.60% above its 3-year low of 1.37% reached on September 30, 2024
Sector Comparison: OLN quarterly operating margin is higher than 38.46% of companies in Basic Materials sector

Performance

OLN Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Sep 30, 25	5.68%	+166.7%	+314.6%	-66.5%	+200.5%
Annual Operating Margin	Dec 31, 24	-83.02%	–	-19.5%	-45.6%	+0.9%
Price	Jan 9, 26	$23.86	-4.0%	-24.9%	-57.4%	-9.8%
PE Ratio	Jan 9, 26	51.46	-4.0%	+44.8%	+713.0%	–
Quarterly Revenue	Sep 30, 25	$1.71B	-2.6%	+7.8%	-26.2%	+19.2%
Quarterly Operating Profit	Sep 30, 25	$97.30M	+160.2%	+348.4%	-75.2%	+257.7%
Quarterly Gross Margin	Sep 30, 25	11.20%	+57.1%	+39.8%	-47.9%	+23.6%
Quarterly Net Margin	Sep 30, 25	2.55%	+1693.8%	+260.4%	-81.2%	+105.0%

Quarterly Operating Margin Highs

OLN Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	6.01%	N/A	-5.5%
3Y	18.19%	N/A	-68.8%
5Y	24.38%	Sep 30, 21	-76.7%
All	24.38%	Sep 30, 21	-76.7%

Quarterly Operating Margin Lows

OLN Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	2.13%	Jun 30, 25	+166.7%
3Y	1.37%	Sep 30, 24	+314.6%
5Y	1.37%	Sep 30, 24	+314.6%
All	-333.79%	Dec 31, 85	+101.7%

Quarterly Operating Margin History

Month	Value	Change
Sep 2025	5.68%	+166.7%
Jun 2025	2.13%	-24.7%
Mar 2025	2.83%	-52.9%
Dec 2024	6.01%	+338.7%
Sep 2024	1.37%	-84.8%
Jun 2024	9.00%	+58.5%
Mar 2024	5.68%	-7.5%
Dec 2023	6.14%	-42.2%
Sep 2023	10.63%	-11.6%
Jun 2023	12.02%	-15.4%
Mar 2023	14.20%	-21.9%
Dec 2022	18.19%	+7.4%
Sep 2022	16.93%	-25.9%
Jun 2022	22.85%	-0.5%
Mar 2022	22.97%	+145.7%
Dec 2021	9.35%	-61.6%
Sep 2021	24.38%	+37.4%
Jun 2021	17.75%	+22.8%
Mar 2021	14.45%	+211.4%
Dec 2020	4.64%	+145.5%
Sep 2020	1.89%	+127.4%
Jun 2020	-6.89%	-140.9%
Mar 2020	-2.86%	-270.2%
Dec 2019	1.68%	-78.0%
Sep 2019	7.64%	+202.0%
Jun 2019	2.53%	-62.6%
Mar 2019	6.76%	-18.8%
Dec 2018	8.32%	-52.1%
Sep 2018	17.37%	+83.8%
Jun 2018	9.45%	+103.2%
Mar 2018	4.65%	-36.0%
Dec 2017	7.27%	-8.2%
Sep 2017	7.92%	+164.9%
Jun 2017	2.99%	-47.7%
Mar 2017	5.72%	-7.1%
Dec 2016	6.16%	+1.0%
Sep 2016	6.10%	+54.8%
Jun 2016	3.94%	-42.2%
Mar 2016	6.82%	+55.7%
Dec 2015	4.38%	-43.1%
Sep 2015	7.70%	-20.3%
Jun 2015	9.66%	+21.5%
Mar 2015	7.95%	+10.4%
Dec 2014	7.20%	-27.7%
Sep 2014	9.96%	-13.5%
Jun 2014	11.52%	+14.3%
Mar 2014	10.08%	+50.7%
Dec 2013	6.69%	-58.3%
Sep 2013	16.04%	+43.0%
Jun 2013	11.22%	-4.3%
Mar 2013	11.73%	+10.7%
Dec 2012	10.60%	-4.6%
Sep 2012	11.11%	-23.1%
Jun 2012	14.45%	-3.8%
Mar 2012	15.02%	+67.4%
Dec 2011	8.97%	-35.5%
Sep 2011	13.90%	+8.3%
Jun 2011	12.83%	+76.5%
Mar 2011	7.27%	-1.4%
Dec 2010	7.37%	-8.1%
Sep 2010	8.02%	+50.8%
Jun 2010	5.32%	+66.3%
Mar 2010	3.20%	-67.0%
Dec 2009	9.69%	-22.6%
Sep 2009	12.52%	+8.5%
Jun 2009	11.54%	-7.9%
Mar 2009	12.53%	-16.8%
Dec 2008	15.06%	-12.5%
Sep 2008	17.22%	+64.3%
Jun 2008	10.48%	-19.3%
Mar 2008	12.98%	+51.5%
Dec 2007	8.57%	-20.0%
Sep 2007	10.71%	+167.8%
Jun 2007	4.00%	+36.1%
Mar 2007	2.94%	-13.0%
Dec 2006	3.38%	-20.7%

Month	Value	Change
Sep 2006	4.26%	-12.0%
Jun 2006	4.84%	-23.2%
Mar 2006	6.30%	-7.4%
Dec 2005	6.80%	-8.1%
Sep 2005	7.40%	-16.9%
Jun 2005	8.91%	+6.3%
Mar 2005	8.38%	+11.9%
Dec 2004	7.49%	+48.6%
Sep 2004	5.04%	+281.8%
Jun 2004	1.32%	-63.3%
Mar 2004	3.60%	+333.7%
Dec 2003	0.83%	-74.5%
Sep 2003	3.26%	-15.5%
Jun 2003	3.86%	+17.7%
Mar 2003	3.28%	+1,271.4%
Dec 2002	-0.28%	-119.0%
Sep 2002	1.47%	+185.5%
Jun 2002	-1.72%	+4.4%
Mar 2002	-1.80%	-178.3%
Dec 2001	2.30%	+7,766.7%
Sep 2001	-0.03%	-100.6%
Jun 2001	4.78%	+184.5%
Mar 2001	1.68%	-76.2%
Dec 2000	7.06%	-31.5%
Sep 2000	10.31%	-0.3%
Jun 2000	10.34%	+6.7%
Mar 2000	9.69%	+56.0%
Dec 1999	6.21%	+99.7%
Sep 1999	3.11%	0.0%
Jun 1999	3.11%	+5.4%
Mar 1999	2.95%	-45.5%
Sep 1998	5.41%	-44.3%
Jun 1998	9.72%	-3.7%
Mar 1998	10.09%	+47.1%
Dec 1997	6.86%	-29.0%
Sep 1997	9.66%	+4.2%
Jun 1997	9.27%	-10.9%
Mar 1997	10.40%	+108.8%
Dec 1996	4.98%	-42.0%
Sep 1996	8.58%	-15.8%
Jun 1996	10.19%	+16.7%
Mar 1996	8.73%	+49.0%
Dec 1995	5.86%	-16.8%
Sep 1995	7.04%	-26.1%
Jun 1995	9.53%	+9.9%
Mar 1995	8.67%	+32.2%
Dec 1994	6.56%	+7.5%
Sep 1994	6.10%	-14.8%
Jun 1994	7.16%	+34.8%
Mar 1994	5.31%	+116.6%
Dec 1993	-32.05%	-1,269.7%
Sep 1993	2.74%	-40.9%
Jun 1993	4.64%	+8.7%
Mar 1993	4.27%	+22.7%
Dec 1992	3.48%	+20.0%
Sep 1992	2.90%	-52.1%
Jun 1992	6.05%	-13.2%
Mar 1992	6.97%	+52.2%
Dec 1991	4.58%	-15.3%
Sep 1991	5.41%	-14.7%
Jun 1991	6.34%	+140.4%
Mar 1991	-15.69%	-1,012.2%
Dec 1990	1.72%	-67.8%
Sep 1990	5.34%	-26.5%
Jun 1990	7.27%	-12.7%
Mar 1990	8.33%	-3.9%
Dec 1989	8.67%	+4.7%
Sep 1989	8.28%	-16.2%
Jun 1989	9.88%	+6.9%
Mar 1989	9.24%	+103.8%
Dec 1988	-241.57%	+4.9%
Dec 1987	-254.15%	+15.1%
Dec 1986	-299.19%	+10.4%
Dec 1985	-333.79%	-14.6%
Dec 1984	-291.39%	-

FAQ

What is the current quarterly operating margin of OLN?
As of today, OLN quarterly operating margin is 5.68%
What is OLN quarterly operating margin most recent change?
OLN quarterly operating margin was up +166.67% on September 30, 2025
What is 1-year change in OLN quarterly operating margin?
OLN quarterly operating margin is up +314.60% year-over-year
How far is OLN quarterly operating margin from its all-time high?
OLN quarterly operating margin is currently -76.70% below its historical high of 24.38% set on September 30, 2021
How does OLN quarterly operating margin rank versus sector peers?
OLN quarterly operating margin is higher than 38.46% of companies in Basic Materials sector
When is OLN next earnings release?
The next earnings release for OLN is on January 29, 2026

Operating Margin Formula

Operating Profit Margin =

× 100%

Data Sources & References

OLN Official Website www.olin.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/74303/000007430325000134/0000074303-25-000134-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/74303/000007430325000023/0000074303-25-000023-index.htm
OLN Profile on Yahoo Finance finance.yahoo.com/quote/OLN
OLN Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/oln