BLIN vs. BLUE

Last updated Apr 2, 2026

Compare and contrast key facts about Bridgeline Digital, Inc. (BLIN) and bluebird bio, Inc. (BLUE).

Performance

BLIN vs. BLUE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bridgeline Digital, Inc. (BLIN) and bluebird bio, Inc. (BLUE). The values are adjusted to include any dividend payments, if applicable.

BLIN vs. BLUE - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BLIN Bridgeline Digital, Inc.	8.43%	-47.46%	81.61%	-17.14%	-53.54%	-12.40%	67.53%	-86.67%	-90.49%	-24.41%
BLUE bluebird bio, Inc.	0.00%	-40.41%	-69.78%	-80.06%	-30.73%	-64.35%	-50.69%	-11.54%	-44.30%	188.65%

Fundamentals

Total Revenue (TTM) BLIN : $15.51M BLUE : $103.95M
Gross Profit (TTM) BLIN : $9.52M BLUE : $28.19M
EBITDA (TTM) BLIN : -$1.09M BLUE : -$115.82M

Returns By Period

BLIN

• 1D: 12.95%
• 1M: 3.42%
• YTD: 8.43%
• 6M: -31.80%
• 1Y: -44.09%
• 3Y*: -0.36%
• 5Y*: -20.86%
• 10Y*: -42.03%

BLUE

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

Return for Risk

BLIN vs. BLUE — Risk / Return Rank

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

BLIN

BLIN Risk / Return Rank: 17
BLIN Sharpe Ratio Rank: 13
BLIN Sortino Ratio Rank: 13
BLIN Omega Ratio Rank: 14
BLIN Calmar Ratio Rank: 21
BLIN 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.

BLIN vs. BLUE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bridgeline Digital, Inc. (BLIN) and bluebird bio, Inc. (BLUE). 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.

	BLIN	BLUE	Difference
Sharpe ratio Return per unit of total volatility	-0.66	—	—
Sortino ratio Return per unit of downside risk	-0.81	—	—
Omega ratio Gain probability vs. loss probability	0.90	—	—
Calmar ratio Return relative to maximum drawdown	-0.58	—	—
Martin ratio Return relative to average drawdown	-0.90	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	BLIN	BLUE	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.66	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.26	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.46	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.41	—	—

Correlation

The correlation between BLIN and BLUE is 0.09, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

BLIN vs. BLUE - Dividend Comparison

Neither BLIN nor BLUE has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

Drawdown Indicators

	BLIN	BLUE	Difference
Max Drawdown Largest peak-to-trough decline	-99.99%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-67.29%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-94.28%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-99.84%	—	—
Current Drawdown Current decline from peak	-99.99%	—	—
Average Drawdown Average peak-to-trough decline	-87.80%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	43.56%	—	—

Volatility

Volatility by Period

	BLIN	BLUE	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.75%	—	—
Volatility (6M) Calculated over the trailing 6-month period	47.82%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	67.57%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	79.72%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	91.43%	—	—

Financials