7991.T
7991.T
JP3870300005
MAMIYA-OP CO LTD
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Pure Price Volatility Risk (Market Swings)

The business itself is financially solid (Financial Health 85/100, minimal insolvency risk). The high overall score (7/7) is driven primarily by extreme stock price swings (±38.9% p.a.) and steep historical drawdowns.

Volatility Risk

Transparent evaluation of price volatility (SRI), Beta, and historical drawdowns.

Volatility Risk Score
7/7 Very High
7 / 7 SRI Price Fluctuation & Beta

Very high volatility or fundamental risks. Significant loss potential; strictly for aggressive investors. Moves noticeably less than the broader market (0.1x).

Beta (Market Relation)
0.11x
Defensive
Volatility (5Y p.a.)
38.9% p.a.
5-Year Horizon
Max Drawdown (5Y)
-56.3%
5-Year Horizon
Sharpe Ratio
0.18
Return / Risk
Speculative / High Risk: Score Basis:

Multi-Horizon Risk & Performance Matrix

Historical volatility, drawdowns, and risk-adjusted return across 1, 3, 5, and 10 years.

High Volatility
Timeframe
Volatility (p.a.)
Max Drawdown
Sharpe Ratio
Return (p.a.)
1 Year — — — -40.4%
3 Years 38.5% -50.8% -0.49 -16.4%
5 Years 38.9% -56.3% 0.18 +9.5%
10 Years 31.6% -56.9% -0.13 -1.5%

Automated Risk & Health Notes (Red Flags)

Single Stock Risk: Investing in an individual stock carries full company and insolvency risk (no fund diversification).
Exemplary balance sheet strength: Very solid ratio of equity to debt.
Strong cyclicality: The business model is sensitive to economic downturns.
Structurally High Volatility: Above-average fluctuations persist across 5 to 10 years (38.9% p.a.).
Historical Stress Test: Maximum peak-to-trough drawdown of -56.9% in the extended horizon.
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