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ISIN
US36191K8687
Issuer
GuideMark
Inception Date
Jun 29, 2001
Min. Investment
$0
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

GMCOX Performance Chart

GuideMark Core Fixed Income Fund (GMCOX) is down 0.2% since the beginning of the year. GMCOX is currently trading at $8 per share. Investors who bought $1,000 worth of GMCOX shares 5 years ago would now be looking at an investment worth $978.


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S&P 500 Index

Returns By Period

GuideMark Core Fixed Income Fund (GMCOX) has returned -0.24% so far this year and 3.45% over the past 12 months. Over the last ten years, GMCOX has returned 1.10% per year, falling short of the S&P 500 Index benchmark, which averaged 13.71% annually.


GuideMark Core Fixed Income Fund

1D
-0.24%
1M
0.61%
YTD
-0.24%
6M
0.00%
1Y
3.45%
3Y*
3.68%
5Y*
-0.45%
10Y*
1.10%

Benchmark (S&P 500 Index)

1D
-1.44%
1M
-1.45%
YTD
7.60%
6M
6.59%
1Y
22.24%
3Y*
19.20%
5Y*
11.54%
10Y*
13.71%
*Multi-year figures are annualized to reflect compound growth (CAGR)

GMCOX Monthly Returns History

Based on dividend-adjusted daily data since Jan 2, 2002, GMCOX's average daily return is 0.00%, while the average monthly return is +0.08%. At this rate, an investment would double in approximately 72.2 years.

Historically, 54% of months were positive and 46% were negative. The best month was Nov 2023 with a return of +4.7%, while the worst month was Dec 2005 at -12.4%. The longest winning streak lasted 8 consecutive months, and the longest losing streak was 6 months.

On a daily basis, GMCOX closed higher 44% of trading days. The best single day was Nov 10, 2022 with a return of +2.1%, while the worst single day was Dec 29, 2005 at -13.2%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.12%1.44%-1.89%0.12%0.12%-0.12%-0.24%
20250.37%2.09%-0.08%0.12%-0.73%1.73%-0.24%1.09%1.12%0.48%0.60%-0.14%6.56%
2024-0.12%-1.33%1.04%-2.56%1.63%1.24%1.85%1.57%1.32%-2.49%0.85%-1.47%1.39%
20233.35%-2.52%2.43%0.48%-0.96%-0.37%-0.00%-0.49%-2.70%-1.67%4.69%4.12%6.19%
2022-2.28%-1.38%-2.77%-4.11%0.46%-2.04%2.60%-2.77%-5.02%-1.63%3.58%-0.01%-14.64%
2021-0.80%-1.91%-0.82%0.72%0.20%0.90%0.91%-0.20%-0.95%-0.00%0.20%-0.26%-2.01%

Benchmark Metrics

GuideMark Core Fixed Income Fund has an annualized alpha of 1.13%, beta of -0.02, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since January 02, 2002.

  • This fund participated in 12.86% of S&P 500 Index downside but only 8.71% of its upside - more exposed to losses than it benefited from rallies.
  • Beta of -0.02 may look defensive, but with R2 of 0.01 this fund 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 fund's risk.
  • R2 of 0.01 means this fund 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
1.13%
Beta
-0.02
0.01
Upside Capture
8.71%
Downside Capture
12.86%

Expense Ratio

GMCOX has a high expense ratio of 0.95%, indicating above-average management fees.


Return for Risk

Risk / Return Rank

GMCOX ranks 15 for risk / return — in the bottom 15% of mutual funds on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.


GMCOX Risk / Return Rank: 1515
Overall Rank
GMCOX Sharpe Ratio Rank: 1515
Sharpe Ratio Rank
GMCOX Sortino Ratio Rank: 1616
Sortino Ratio Rank
GMCOX Omega Ratio Rank: 1414
Omega Ratio Rank
GMCOX Calmar Ratio Rank: 1616
Calmar Ratio Rank
GMCOX Martin Ratio Rank: 1414
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 GuideMark Core Fixed Income Fund (GMCOX) and compare them to S&P 500 Index.

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.


GMCOXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.77

Sortino ratioReturn per unit of downside risk

-0.92

Omega ratioGain probability vs. loss probability

1.18

1.32

-0.14

Calmar ratioReturn relative to maximum drawdown

1.30

2.46

-1.16

Martin ratioReturn relative to average drawdown

3.61

10.92

-7.31

Dividends

Dividend History

GuideMark Core Fixed Income Fund provided a 3.54% dividend yield over the last twelve months, with an annual payout of $0.29 per share.


1.50%2.00%2.50%3.00%3.50%$0.00$0.10$0.20$0.30$0.4020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.29$0.29$0.27$0.28$0.18$0.21$0.35$0.14$0.21$0.22$0.21$0.24

Dividend yield

3.54%3.54%3.39%3.40%2.27%2.16%3.49%1.45%2.38%2.35%2.29%2.55%

Monthly Dividends

The table displays the monthly dividend distributions for GuideMark Core Fixed Income Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.06$0.00$0.00$0.00$0.06
2025$0.00$0.00$0.06$0.00$0.00$0.08$0.00$0.00$0.07$0.00$0.00$0.08$0.29
2024$0.00$0.00$0.02$0.00$0.00$0.10$0.00$0.00$0.07$0.00$0.00$0.08$0.27
2023$0.00$0.00$0.04$0.00$0.00$0.07$0.00$0.00$0.07$0.00$0.00$0.10$0.28
2022$0.00$0.00$0.02$0.00$0.00$0.05$0.00$0.00$0.05$0.00$0.00$0.06$0.18
2021$0.00$0.00$0.00$0.00$0.00$0.04$0.00$0.00$0.05$0.00$0.00$0.12$0.21

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 GuideMark Core Fixed Income Fund. 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 GuideMark Core Fixed Income Fund was 28.49%, occurring on Nov 24, 2008. Recovery took 1909 trading sessions.

The current GuideMark Core Fixed Income Fund drawdown is 4.50%.


Related event

Drawdown

Fall

Recovery

Underwater

Financial crisis2007–2009
-28.49%Nov 2008
5y 5mo7y 7mo
13y 15dJun 2003 - Jun 2016
Bear market2022
-20.36%Oct 2022
2y 2mo
5y 10moAug 2020 - now
COVID crash2020
-8.20%Mar 2020
10d2mo 11d
2mo 21dMar 2020 - May 2020
2016 pullback2016
-4.35%Dec 2016
5mo 8d2y 3mo
2y 8moJul 2016 - Mar 2019
Dot-com crash2000–2002
-3.16%Oct 2002
1mo 1d1mo 21d
2mo 22dSep 2002 - Dec 2002

Drawdown Indicators


GMCOXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-28.49%

-56.78%

+28.29%

Max Drawdown (1Y)

Largest decline over 1 year

-2.96%

-9.10%

+6.14%

Max Drawdown (3Y)

Largest decline over 3 years

-6.46%

-18.90%

+12.44%

Max Drawdown (5Y)

Largest decline over 5 years

-19.75%

-25.43%

+5.68%

Max Drawdown (10Y)

Largest decline over 10 years

-20.36%

-33.92%

+13.56%

Current Drawdown

Current decline from peak

-4.50%

-3.21%

-1.29%

Average Drawdown

Average peak-to-trough decline

-7.80%

-10.71%

+2.91%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.06%

2.04%

-0.98%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with GMCOX

Add GuideMark Core Fixed Income Fund to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

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