CURI vs. ACHR

Last updated Jun 4, 2026

CURI (CuriosityStream Inc.) and ACHR (Archer Aviation Inc.) are both stocks. CURI operates in Broadcasting (Communication Services), while ACHR operates in Aerospace & Defense (Industrials). Over the past 5 years, CURI returned -21.73%/yr vs -8.02%/yr for ACHR. At a 0.27 correlation, their price movements are largely independent.

Performance

CURI vs. ACHR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in CuriosityStream Inc. (CURI) and Archer Aviation Inc. (ACHR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CURI achieves a -17.79% return, which is significantly lower than ACHR's -13.16% return.

CURI

• 1D: -6.73%
• 1M: -3.79%
• YTD: -17.79%
• 6M: -30.31%
• 1Y: -51.30%
• 3Y*: 58.97%
• 5Y*: -21.73%
• 10Y*: —

ACHR

• 1D: -3.12%
• 1M: 13.17%
• YTD: -13.16%
• 6M: -21.80%
• 1Y: -32.82%
• 3Y*: 30.18%
• 5Y*: -8.02%
• 10Y*: —

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

CURI vs. ACHR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
CURI CuriosityStream Inc.	-17.79%	170.26%	197.97%	-52.62%	-80.78%	-57.49%	32.48%
ACHR Archer Aviation Inc.	-13.16%	-22.87%	58.79%	228.34%	-69.04%	-39.96%	0.90%

Correlation

The correlation between CURI and ACHR is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.41
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.27
Correlation (All Time) Calculated using the full available price history since Dec 21, 2020	0.27

The correlation between CURI and ACHR shifts across timeframes, from 0.23 (3 years) to 0.41 (1 year), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap CURI : $179.79M ACHR : $5.01B
EPS CURI : -$0.14 ACHR : -$1.36
PS Ratio CURI : 2.46 ACHR : 1.88K
PB Ratio CURI : 4.93 ACHR : 2.41
Total Revenue (TTM) CURI : $71.73M ACHR : $1.90M
Gross Profit (TTM) CURI : $41.04M ACHR : $300.00K
EBITDA (TTM) CURI : $2.19M ACHR : -$712.00M

Return for Risk

CURI vs. ACHR — Risk / Return Rank

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

CURI

CURI Risk / Return Rank: 9
CURI Sharpe Ratio Rank: 10
CURI Sortino Ratio Rank: 11
CURI Omega Ratio Rank: 12
CURI Calmar Ratio Rank: 6
CURI Martin Ratio Rank: 7

ACHR

ACHR Risk / Return Rank: 23
ACHR Sharpe Ratio Rank: 20
ACHR Sortino Ratio Rank: 23
ACHR Omega Ratio Rank: 24
ACHR Calmar Ratio Rank: 22
ACHR Martin Ratio Rank: 25

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.

CURI vs. ACHR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for CuriosityStream Inc. (CURI) and Archer Aviation Inc. (ACHR). 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.

	CURI	ACHR	Difference
Sharpe ratio: Return per unit of total volatility	-0.76	-0.47	-0.30
Sortino ratio: Return per unit of downside risk	-1.02	-0.31	-0.71
Omega ratio: Gain probability vs. loss probability	0.88	0.97	-0.09
Calmar ratio: Return relative to maximum drawdown	-0.89	-0.52	-0.38
Martin ratio: Return relative to average drawdown	-1.42	-0.82	-0.60
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CURI vs. ACHR - Sharpe Ratio Comparison

The current CURI Sharpe Ratio is -0.76, which is lower than the ACHR Sharpe Ratio of -0.47. The chart below compares the historical Sharpe Ratios of CURI and ACHR, 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

	CURI	ACHR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.76	-0.47	-0.30
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.25	-0.10	-0.16
Sharpe Ratio (All Time) Calculated using the full available price history	-0.18	-0.09	-0.09

Drawdowns

CURI vs. ACHR - Drawdown Comparison

The maximum CURI drawdown since its inception was -98.03%, which is greater than ACHR's maximum drawdown of -90.49%. Use the drawdown chart below to compare losses from any high point for CURI and ACHR.

Drawdown Indicators

	CURI	ACHR	Difference
Max Drawdown Largest peak-to-trough decline	-98.03%	-90.49%	-7.54%
Max Drawdown (1Y) Largest decline over 1 year	-57.67%	-63.78%	+6.11%
Max Drawdown (3Y) Largest decline over 3 years	-59.76%	-63.78%	+4.02%
Max Drawdown (5Y) Largest decline over 5 years	-97.02%	-84.00%	-13.02%
Current Drawdown Current decline from peak	-84.39%	-61.90%	-22.49%
Average Drawdown Average peak-to-trough decline	-69.21%	-62.50%	-6.71%
Ulcer Index Depth and duration of drawdowns from previous peaks	39.03%	39.90%	-0.87%

Volatility

CURI vs. ACHR - Volatility Comparison

CuriosityStream Inc. (CURI) has a higher volatility of 31.59% compared to Archer Aviation Inc. (ACHR) at 15.61%. This indicates that CURI's price experiences larger fluctuations and is considered to be riskier than ACHR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CURI	ACHR	Difference
Volatility (1M) Calculated over the trailing 1-month period	31.59%	15.61%	+15.98%
Volatility (6M) Calculated over the trailing 6-month period	44.70%	42.78%	+1.92%
Volatility (1Y) Calculated over the trailing 1-year period	67.26%	70.44%	-3.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	85.68%	83.99%	+1.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	81.14%	82.04%	-0.90%

Dividends

CURI vs. ACHR - Dividend Comparison

CURI's dividend yield for the trailing twelve months is around 13.77%, while ACHR has not paid dividends to shareholders.

Position	TTM	2025	2024
ACHR Archer Aviation Inc.	0.00%	0.00%	0.00%
CURI CuriosityStream Inc.	13.77%	10.00%	4.90%

Financials

Frequently Asked Questions

Can I hold both CURI and ACHR in my portfolio?

CURI and ACHR have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CURI or ACHR?

CURI has higher volatility (31.59%) compared to ACHR (15.61%). In terms of maximum drawdown, CURI dropped -98.03% vs ACHR's -90.49%.

Which has better risk-adjusted returns?

ACHR currently has the higher Sharpe Ratio (-0.47 vs -0.76), 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.