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Newbury Street Acquisition Corporation (NBST)
Performance
Return for Risk
Dividends
Drawdowns
Volatility
Financials

Company Info

ISIN
US65101L1044
CUSIP
65101L104
IPO Date
Apr 30, 2021

Highlights

Total Revenue (TTM)
$2.80M
Gross Profit (TTM)
$284.00K
EBITDA (TTM)
$151.19K
Year Range
$10.02 - $20.00

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Newbury Street Acquisition Corporation, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

Newbury Street Acquisition Corporation (NBST) has returned -45.00% so far this year and -0.90% over the past 12 months.


Newbury Street Acquisition Corporation

1D
0.00%
1M
-26.62%
YTD
-45.00%
6M
-45.00%
1Y
-0.90%
3Y*
2.38%
5Y*
10Y*

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Apr 30, 2021, NBST's average daily return is +0.08%, while the average monthly return is +1.25%. At this rate, your investment would double in approximately 4.6 years.

Historically, 51% of months were positive and 49% were negative. The best month was Sep 2025 with a return of +99.6%, while the worst month was Jan 2026 at -47.5%. The longest winning streak lasted 5 consecutive months, and the longest losing streak was 2 months.

On a daily basis, NBST closed higher 22% of trading days. The best single day was Sep 15, 2025 with a return of +99.6%, while the worst single day was Aug 27, 2025 at -49.9%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026-47.45%42.63%-26.62%-45.00%
2025-4.57%0.36%0.00%0.00%12.52%4.00%0.00%-22.86%99.60%0.00%0.00%0.00%72.56%
20241.41%-0.19%0.74%-0.18%0.37%0.55%-0.18%-0.18%0.28%-1.83%-1.87%10.17%8.93%
20230.60%0.20%1.59%1.12%-0.63%0.78%2.02%-0.57%-0.28%0.57%1.42%-0.65%6.29%
2022-0.41%0.21%0.62%0.21%-0.20%0.00%0.62%0.00%0.00%1.12%-0.20%1.11%3.09%
2021-2.63%-0.00%0.41%-0.72%1.14%0.00%0.00%-0.10%-1.92%

Benchmark Metrics

Newbury Street Acquisition Corporation has an annualized alpha of 21.45%, beta of 0.12, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since May 03, 2021.

  • This stock tended to rise when S&P 500 Index fell (downside capture of -22.87%), but participation in market rallies was also limited (-2.57%) — a profile typical of counter-cyclical assets.
  • Beta of 0.12 may look defensive, but with R² of 0.00 this stock is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this stock's risk.
  • R² of 0.00 means this stock moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
21.45%
Beta
0.12
0.00
Upside Capture
-2.57%
Downside Capture
-22.87%

Return for Risk

Risk / Return Rank

NBST ranks 55 for risk / return — on par with similar stocks. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.


NBST Risk / Return Rank: 5555
Overall Rank
NBST Sharpe Ratio Rank: 4040
Sharpe Ratio Rank
NBST Sortino Ratio Rank: 6060
Sortino Ratio Rank
NBST Omega Ratio Rank: 9898
Omega Ratio Rank
NBST Calmar Ratio Rank: 4040
Calmar Ratio Rank
NBST Martin Ratio Rank: 3939
Martin Ratio Rank
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Newbury Street Acquisition Corporation (NBST) and compare them to a chosen benchmark (S&P 500 Index).


NBSTBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

-0.01

0.90

-0.90

Sortino ratio

Return per unit of downside risk

1.21

1.39

-0.18

Omega ratio

Gain probability vs. loss probability

1.71

1.21

+0.50

Calmar ratio

Return relative to maximum drawdown

-0.02

1.40

-1.42

Martin ratio

Return relative to average drawdown

-0.05

6.61

-6.65

Explore NBST risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History


Newbury Street Acquisition Corporation doesn't pay dividends

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the Newbury Street Acquisition Corporation. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Newbury Street Acquisition Corporation was 49.90%, occurring on Aug 27, 2025. Recovery took 12 trading sessions.

The current Newbury Street Acquisition Corporation drawdown is 45.00%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-49.9%Aug 27, 20251Aug 27, 202512Sep 15, 202513
-47.45%Jan 27, 20261Jan 27, 2026
-7.86%Sep 30, 202453Dec 13, 20246Dec 23, 202459
-5.09%Jul 20, 202347Sep 25, 2023229Aug 22, 2024276
-5.09%Jan 13, 20251Jan 13, 202579May 8, 202580

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Financials

Financial Performance

The chart below illustrates the trends in the financial health of Newbury Street Acquisition Corporation over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.


Annual
Quarterly

0.0

Valuation

The Valuation section provides an overview of how Newbury Street Acquisition Corporation is priced in the market compared to other companies in the Shell Companies industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.


Income Statement



TTM
Revenue

Total Revenue

Cost Of Revenue

Gross Profit

Operating Expenses

Selling, General & Admin Expenses

R&D Expenses

Depreciation And Amortization

Total Operating Expenses

Income

Income Before Tax

Operating Income

EBITDA

EBIT

Earnings From Continuing Operations

Net Income

Income Tax Expense

Other Non-Operating Income (Expenses)

Extraordinary Items

Discontinued Operations

Effect Of Accounting Charges

Non Recurring

Minority Interest

Other Items

Interest Income

Interest Expense

Net Interest Income

Values in undefined except per share items