OEC vs. TLT

Last updated Jun 4, 2026

OEC (Orion Engineered Carbons S.A.) is a stock, while TLT (iShares 20+ Year Treasury Bond ETF) is Government Bonds fund tracking the ICE U.S. Treasury 20+ Year Bond Index. Over the past 10 years, OEC returned -6.15%/yr vs -1.66%/yr for TLT. At a correlation of -0.11, they often move in opposite directions.

Performance

OEC vs. TLT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Orion Engineered Carbons S.A. (OEC) and iShares 20+ Year Treasury Bond ETF (TLT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OEC achieves a 38.49% return, which is significantly higher than TLT's -0.27% return. Over the past 10 years, OEC has underperformed TLT with an annualized return of -6.15%, while TLT has yielded a comparatively higher -1.66% annualized return.

OEC

• 1D: -3.58%
• 1M: -7.14%
• YTD: 38.49%
• 6M: 43.10%
• 1Y: -33.69%
• 3Y*: -34.22%
• 5Y*: -18.28%
• 10Y*: -6.15%

TLT

• 1D: -0.40%
• 1M: 0.81%
• YTD: -0.27%
• 6M: -2.02%
• 1Y: 4.93%
• 3Y*: -1.80%
• 5Y*: -6.31%
• 10Y*: -1.66%

*Multi-year figures are annualized to reflect compound growth (CAGR)

OEC vs. TLT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OEC Orion Engineered Carbons S.A.	38.49%	-66.26%	-42.83%	56.24%	-2.39%	7.12%	-9.89%	-20.56%	1.52%	40.95%
TLT iShares 20+ Year Treasury Bond ETF	-0.27%	4.25%	-8.05%	2.77%	-31.23%	-4.60%	18.15%	14.12%	-1.61%	9.18%

Correlation

The correlation between OEC and TLT is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.17
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (5Y) Calculated over the trailing 5-year period	0.03
Correlation (10Y) Calculated over the trailing 10-year period	-0.10
Correlation (All Time) Calculated using the full available price history since Jul 28, 2014	-0.11

The correlation between OEC and TLT shifts across timeframes, from -0.11 (all time) to 0.17 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

OEC vs. TLT — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

OEC

OEC Risk / Return Rank: 22
OEC Sharpe Ratio Rank: 19
OEC Sortino Ratio Rank: 22
OEC Omega Ratio Rank: 22
OEC Calmar Ratio Rank: 22
OEC Martin Ratio Rank: 25

TLT

TLT Risk / Return Rank: 16
TLT Sharpe Ratio Rank: 16
TLT Sortino Ratio Rank: 15
TLT Omega Ratio Rank: 15
TLT Calmar Ratio Rank: 17
TLT Martin Ratio Rank: 16

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

OEC vs. TLT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Orion Engineered Carbons S.A. (OEC) and iShares 20+ Year Treasury Bond ETF (TLT). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	OEC	TLT	Difference
Sharpe ratio Return per unit of total volatility	-0.52	0.51	-1.02
Sortino ratio Return per unit of downside risk	-0.40	0.80	-1.20
Omega ratio Gain probability vs. loss probability	0.95	1.09	-0.14
Calmar ratio Return relative to maximum drawdown	-0.53	0.65	-1.19
Martin ratio Return relative to average drawdown	-0.81	1.63	-2.44
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OEC vs. TLT - Sharpe Ratio Comparison

The current OEC Sharpe Ratio is -0.52, which is lower than the TLT Sharpe Ratio of 0.51. The chart below compares the historical Sharpe Ratios of OEC and TLT, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	OEC	TLT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.52	0.51	-1.02
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.39	-0.40	+0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.13	-0.11	-0.02
Sharpe Ratio (All Time) Calculated using the full available price history	-0.11	0.26	-0.36

Drawdowns

OEC vs. TLT - Drawdown Comparison

The maximum OEC drawdown since its inception was -86.81%, which is greater than TLT's maximum drawdown of -48.35%. Use the drawdown chart below to compare losses from any high point for OEC and TLT.

Drawdown Indicators

	OEC	TLT	Difference
Max Drawdown Largest peak-to-trough decline	-86.81%	-48.35%	-38.46%
Max Drawdown (1Y) Largest decline over 1 year	-63.47%	-7.58%	-55.89%
Max Drawdown (3Y) Largest decline over 3 years	-84.49%	-19.18%	-65.31%
Max Drawdown (5Y) Largest decline over 5 years	-84.49%	-43.70%	-40.79%
Max Drawdown (10Y) Largest decline over 10 years	-86.81%	-48.35%	-38.46%
Current Drawdown Current decline from peak	-77.74%	-40.44%	-37.30%
Average Drawdown Average peak-to-trough decline	-35.86%	-13.82%	-22.04%
Ulcer Index Depth and duration of drawdowns from previous peaks	41.67%	3.04%	+38.63%

Volatility

OEC vs. TLT - Volatility Comparison

Orion Engineered Carbons S.A. (OEC) has a higher volatility of 21.69% compared to iShares 20+ Year Treasury Bond ETF (TLT) at 2.76%. This indicates that OEC's price experiences larger fluctuations and is considered to be riskier than TLT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OEC	TLT	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.69%	2.76%	+18.93%
Volatility (6M) Calculated over the trailing 6-month period	48.23%	6.50%	+41.73%
Volatility (1Y) Calculated over the trailing 1-year period	65.75%	9.77%	+55.98%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	47.34%	15.87%	+31.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	47.39%	14.91%	+32.48%

Dividends

OEC vs. TLT - Dividend Comparison

OEC's dividend yield for the trailing twelve months is around 1.14%, less than TLT's 4.59% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OEC Orion Engineered Carbons S.A.	1.14%	1.57%	0.52%	0.30%	0.58%	0.00%	1.17%	4.15%	3.16%	3.00%	3.94%	5.96%
TLT iShares 20+ Year Treasury Bond ETF	4.59%	4.43%	4.30%	3.38%	2.67%	1.50%	1.50%	2.27%	2.63%	2.43%	2.60%	2.61%

Frequently Asked Questions

Can I hold both OEC and TLT in my portfolio?

OEC and TLT have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OEC or TLT?

OEC has higher volatility (21.69%) compared to TLT (2.76%). In terms of maximum drawdown, OEC dropped -86.81% vs TLT's -48.35%.

Which has better risk-adjusted returns?

TLT currently has the higher Sharpe Ratio (0.51 vs -0.52), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.