OSTGX vs. GOOG

Last updated Jun 23, 2026

OSTGX (Osterweis Emerging Opportunity Fund) is Small Cap Growth Equities fund managed by Osterweis, while GOOG (Alphabet Inc) is a stock. Over the past 5 years, OSTGX returned 0.75%/yr vs 22.71%/yr for GOOG. A 0.54 correlation means they provide meaningful diversification when combined.

Performance

OSTGX vs. GOOG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Osterweis Emerging Opportunity Fund (OSTGX) and Alphabet Inc (GOOG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OSTGX achieves a 24.20% return, which is significantly higher than GOOG's 11.29% return.

OSTGX

• 1D: 3.19%
• 1M: 9.07%
• YTD: 24.20%
• 6M: 21.20%
• 1Y: 37.32%
• 3Y*: 17.50%
• 5Y*: 0.75%
• 10Y*: —

GOOG

• 1D: -5.08%
• 1M: -8.01%
• YTD: 11.29%
• 6M: 12.18%
• 1Y: 108.54%
• 3Y*: 41.95%
• 5Y*: 22.71%
• 10Y*: 26.41%

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

OSTGX vs. GOOG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OSTGX Osterweis Emerging Opportunity Fund	24.20%	0.26%	22.49%	23.98%	-33.00%	-14.83%	83.54%	36.97%	1.33%	26.75%
GOOG Alphabet Inc	11.29%	65.42%	35.62%	58.83%	-38.67%	65.17%	31.03%	29.10%	-1.03%	35.58%

Correlation

The correlation between OSTGX and GOOG 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	0.42
Correlation (5Y) Calculated over the trailing 5-year period	0.53
Correlation (All Time) Calculated using the full available price history since Nov 30, 2016	0.54

The correlation between OSTGX and GOOG shifts across timeframes, from 0.41 (1 year) to 0.54 (all time), reflecting how their relationship changes across market environments.

Return for Risk

OSTGX vs. GOOG — Risk / Return Rank

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

OSTGX

OSTGX Risk / Return Rank: 43
OSTGX Sharpe Ratio Rank: 39
OSTGX Sortino Ratio Rank: 39
OSTGX Omega Ratio Rank: 35
OSTGX Calmar Ratio Rank: 53
OSTGX Martin Ratio Rank: 52

GOOG

GOOG Risk / Return Rank: 96
GOOG Sharpe Ratio Rank: 97
GOOG Sortino Ratio Rank: 98
GOOG Omega Ratio Rank: 96
GOOG Calmar Ratio Rank: 93
GOOG Martin Ratio Rank: 95

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.

OSTGX vs. GOOG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Osterweis Emerging Opportunity Fund (OSTGX) and Alphabet Inc (GOOG). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	OSTGX	GOOG	Difference
Sharpe ratio: Return per unit of total volatility	1.68	3.75	-2.07
Sortino ratio: Return per unit of downside risk	2.41	4.99	-2.57
Omega ratio: Gain probability vs. loss probability	1.29	1.61	-0.32
Calmar ratio: Return relative to maximum drawdown	2.67	5.26	-2.59
Martin ratio: Return relative to average drawdown	9.99	18.22	-8.23

OSTGX vs. GOOG - Sharpe Ratio Comparison

The current OSTGX Sharpe Ratio is 1.68, which is lower than the GOOG Sharpe Ratio of 3.75. The chart below compares the historical Sharpe Ratios of OSTGX and GOOG, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

OSTGX vs. GOOG - Drawdown Comparison

The maximum OSTGX drawdown since its inception was -53.93%, which is greater than GOOG's maximum drawdown of -44.60%. Use the drawdown chart below to compare losses from any high point for OSTGX and GOOG.

Drawdown Indicators

	OSTGX	GOOG	Difference
Max Drawdown Largest peak-to-trough decline	-53.93%	-44.60%	-9.33%
Max Drawdown (1Y) Largest decline over 1 year	-13.61%	-20.75%	+7.14%
Max Drawdown (3Y) Largest decline over 3 years	-31.06%	-29.35%	-1.71%
Max Drawdown (5Y) Largest decline over 5 years	-53.93%	-44.60%	-9.33%
Max Drawdown (10Y) Largest decline over 10 years	—	-44.60%	—
Current Drawdown Current decline from peak	-6.26%	-12.54%	+6.28%
Average Drawdown Average peak-to-trough decline	-19.69%	-8.89%	-10.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.63%	5.98%	-2.35%

Volatility

OSTGX vs. GOOG - Volatility Comparison

The current volatility for Osterweis Emerging Opportunity Fund (OSTGX) is 7.92%, while Alphabet Inc (GOOG) has a volatility of 9.64%. This indicates that OSTGX experiences smaller price fluctuations and is considered to be less risky than GOOG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OSTGX	GOOG	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.92%	9.64%	-1.72%
Volatility (6M) Calculated over the trailing 6-month period	17.10%	21.07%	-3.97%
Volatility (1Y) Calculated over the trailing 1-year period	21.64%	29.15%	-7.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.84%	31.30%	-6.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.15%	29.09%	-3.94%

Dividends

OSTGX vs. GOOG - Dividend Comparison

OSTGX's dividend yield for the trailing twelve months is around 1.86%, more than GOOG's 0.24% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
GOOG Alphabet Inc	0.24%	0.26%	0.32%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
OSTGX Osterweis Emerging Opportunity Fund	1.86%	2.31%	0.84%	0.00%	0.00%	0.10%	10.54%	12.79%	8.06%	18.91%

Frequently Asked Questions

Can I hold both OSTGX and GOOG in my portfolio?

OSTGX and GOOG 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, OSTGX or GOOG?

GOOG has higher volatility (9.64%) compared to OSTGX (7.92%). In terms of maximum drawdown, OSTGX dropped -53.93% vs GOOG's -44.60%.

Which has better risk-adjusted returns?

GOOG currently has the higher Sharpe Ratio (3.75 vs 1.68), 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.