Stocks/Bonds 60/40 Portfolio vs David Swensen Yale Endowment Portfolio Portfolio Comparison

Simulation Settings
Period: January 1985 - June 2025 (~41 years)
Consolidated Returns as of 30 June 2025
Initial Amount: 1$
Rebalancing: at every Jan 1st
Currency: USD
Inflation: US
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Results
30 Years
(1995/07 - 2025/06)
All Data
(1985/01 - 2025/06)
Inflation Adjusted:
Stocks/Bonds 60/40 Portfolio
1.00$
Invested Capital
July 1995
10.91$
Final Capital
June 2025
8.29%
Yearly Return
9.68%
Std Deviation
-30.55%
Max Drawdown
36months
Recovery Period
1.00$
Invested Capital
July 1995
5.17$
Final Capital
June 2025
5.63%
Yearly Return
9.68%
Std Deviation
-31.69%
Max Drawdown
38months
Recovery Period
1.00$
Invested Capital
January 1985
38.84$
Final Capital
June 2025
9.46%
Yearly Return
9.79%
Std Deviation
-30.55%
Max Drawdown
36months
Recovery Period
1.00$
Invested Capital
January 1985
12.74$
Final Capital
June 2025
6.49%
Yearly Return
9.79%
Std Deviation
-31.69%
Max Drawdown
38months
Recovery Period
David Swensen Yale Endowment Portfolio
1.00$
Invested Capital
July 1995
10.47$
Final Capital
June 2025
8.14%
Yearly Return
10.86%
Std Deviation
-40.68%
Max Drawdown
38months
Recovery Period
1.00$
Invested Capital
July 1995
4.96$
Final Capital
June 2025
5.48%
Yearly Return
10.86%
Std Deviation
-41.66%
Max Drawdown
42months
Recovery Period
1.00$
Invested Capital
January 1985
39.82$
Final Capital
June 2025
9.52%
Yearly Return
10.69%
Std Deviation
-40.68%
Max Drawdown
38months
Recovery Period
1.00$
Invested Capital
January 1985
13.07$
Final Capital
June 2025
6.55%
Yearly Return
10.69%
Std Deviation
-41.66%
Max Drawdown
42months
Recovery Period

As of June 2025, in the previous 30 Years, the Stocks/Bonds 60/40 Portfolio obtained a 8.29% compound annual return, with a 9.68% standard deviation. It suffered a maximum drawdown of -30.55% that required 36 months to be recovered.

As of June 2025, in the previous 30 Years, the David Swensen Yale Endowment Portfolio obtained a 8.14% compound annual return, with a 10.86% standard deviation. It suffered a maximum drawdown of -40.68% that required 38 months to be recovered.

Disclaimer: The simulations on this website are provided in good faith but should NOT be taken as investment advice. We are not liable for any errors or actions based on this information. The authors of the website are not affiliated with the portfolio creators, who are the sole owners of their intellectual property. The translation of asset allocations into ETFs is based on the interpretation of LazyPortfolioETF.com and may not exactly reflect the original intent of the portfolio creators. Content is for informational, educational, illustrative, and entertainment purposes only.
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Asset Allocations and ETFs

The compared portfolios have the following asset allocations.

Stocks/Bonds 60/40 Portfolio
Weight
(%)		 Ticker Name
60.00
VTI
Vanguard Total Stock Market
40.00
BND
Vanguard Total Bond Market
David Swensen Yale Endowment Portfolio
Weight
(%)		 Ticker Name
30.00
VTI
Vanguard Total Stock Market
20.00
VNQ
Vanguard Real Estate
15.00
VEA
Vanguard FTSE Developed Markets
5.00
EEM
iShares MSCI Emerging Markets
15.00
IEI
iShares 3-7 Year Treasury Bond
15.00
TIP
iShares TIPS Bond
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Portfolio Returns as of Jun 30, 2025

Returns are calculated in USD, assuming:
  • no fees or capital gain taxes.
  • rebalancing: at every Jan 1st.
  • dividend reinvestment, when applicable.
Return Comparison
Capital Growth
30 Years
(1995/07 - 2025/06)
All Data
(1985/01 - 2025/06)
Inflation Adjusted:
Swipe left to see all data
Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
Stocks/Bonds 60/40
 1 $ 10.91 $ 990.90% 8.29%
David Swensen Yale Endowment
David Swensen 		1 $ 10.47 $ 946.94% 8.14%
Jul 1995 Jun 2025

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Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
Stocks/Bonds 60/40
 1 $ 5.17 $ 416.98% 5.63%
David Swensen Yale Endowment
David Swensen 		1 $ 4.96 $ 396.15% 5.48%
Jul 1995 Jun 2025

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Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
Stocks/Bonds 60/40
 1 $ 38.84 $ 3 784.43% 9.46%
David Swensen Yale Endowment
David Swensen 		1 $ 39.82 $ 3 882.48% 9.52%
Jan 1985 Jun 2025

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Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
Stocks/Bonds 60/40
 1 $ 12.74 $ 1 174.35% 6.49%
David Swensen Yale Endowment
David Swensen 		1 $ 13.07 $ 1 206.51% 6.55%
Jan 1985 Jun 2025

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Return (%) as of Jun 30, 2025
YTD
(6M) 		1M 6M 1Y 5Y 10Y 30Y MAX
(~41Y)
http://www.lazyportfolioetf.com/wp-content/themes/dynamico-child/img/author/avatar_us_author.webp Stocks/Bonds 60/40
-- Market Benchmark 		4.95 3.69 4.95 11.70 9.25 8.59 8.29 9.46
http://www.lazyportfolioetf.com/wp-content/themes/dynamico-child/img/author/avatar_david_swensen.webp Yale Endowment
David Swensen 		7.39 2.86 7.39 12.38 8.42 7.14 8.14 9.52
Returns over 1 year are annualized.
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Portfolio Metrics as of Jun 30, 2025

The following metrics, updated as of 30 June 2025, provide an overview of performance and risk, with the best value in each row highlighted within the table.

METRIC COMPARISON
Period: 1 July 2024 - 30 June 2025 (1 year)
Period: 1 July 2020 - 30 June 2025 (5 years)
Period: 1 July 2015 - 30 June 2025 (10 years)
Period: 1 July 1995 - 30 June 2025 (30 years)
Period: 1 January 1985 - 30 June 2025 (~41 years)
1 Year
5 Years
10 Years
30 Years
All (1985/01 - 2025/06)
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Stocks/Bonds 60/40 Yale Endowment
Author David Swensen
ASSET ALLOCATION
Stocks 60% 70%
Fixed Income 40% 30%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 11.70 12.38
Infl. Adjusted (%) 8.73 9.40
DRAWDOWN
Deepest Drawdown Depth (%) -4.56 -3.63
Start to Recovery (months) 7 6
Longest Drawdown Depth (%) -4.56 -3.63
Start to Recovery (months) 7 6
Longest Negative Period (months) 7 7
RISK INDICATORS
Standard Deviation (%) 8.45 7.97
Sharpe Ratio 0.84 0.97
Sortino Ratio 1.11 1.18
Ulcer Index 1.97 1.54
Ratio: Return / Standard Deviation 1.38 1.55
Ratio: Return / Deepest Drawdown 2.57 3.41
Metrics calculated over the period 1 July 2024 - 30 June 2025
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Stocks/Bonds 60/40 Yale Endowment
Author David Swensen
ASSET ALLOCATION
Stocks 60% 70%
Fixed Income 40% 30%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 9.25 8.42
Infl. Adjusted (%) 4.46 3.66
DRAWDOWN
Deepest Drawdown Depth (%) -20.69 -22.63
Start to Recovery (months) 26 31
Longest Drawdown Depth (%) -20.69 -22.63
Start to Recovery (months) 26 31
Longest Negative Period (months) 34 34
RISK INDICATORS
Standard Deviation (%) 11.65 12.30
Sharpe Ratio 0.56 0.47
Sortino Ratio 0.76 0.63
Ulcer Index 7.71 8.66
Ratio: Return / Standard Deviation 0.79 0.68
Ratio: Return / Deepest Drawdown 0.45 0.37
Metrics calculated over the period 1 July 2020 - 30 June 2025
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Stocks/Bonds 60/40 Yale Endowment
Author David Swensen
ASSET ALLOCATION
Stocks 60% 70%
Fixed Income 40% 30%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 8.59 7.14
Infl. Adjusted (%) 5.35 3.95
DRAWDOWN
Deepest Drawdown Depth (%) -20.69 -22.63
Start to Recovery (months) 26 31
Longest Drawdown Depth (%) -20.69 -22.63
Start to Recovery (months) 26 31
Longest Negative Period (months) 34 34
RISK INDICATORS
Standard Deviation (%) 10.50 11.15
Sharpe Ratio 0.64 0.48
Sortino Ratio 0.85 0.63
Ulcer Index 5.81 6.60
Ratio: Return / Standard Deviation 0.82 0.64
Ratio: Return / Deepest Drawdown 0.41 0.32
Metrics calculated over the period 1 July 2015 - 30 June 2025
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Stocks/Bonds 60/40 Yale Endowment
Author David Swensen
ASSET ALLOCATION
Stocks 60% 70%
Fixed Income 40% 30%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 8.29 8.14
Infl. Adjusted (%) 5.63 5.48
DRAWDOWN
Deepest Drawdown Depth (%) -30.55 -40.68
Start to Recovery (months) 36 38
Longest Drawdown Depth (%) -21.56 -40.68
Start to Recovery (months) 41 38
Longest Negative Period (months) 110 62
RISK INDICATORS
Standard Deviation (%) 9.68 10.86
Sharpe Ratio 0.62 0.54
Sortino Ratio 0.82 0.70
Ulcer Index 6.91 7.44
Ratio: Return / Standard Deviation 0.86 0.75
Ratio: Return / Deepest Drawdown 0.27 0.20
Metrics calculated over the period 1 July 1995 - 30 June 2025
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Stocks/Bonds 60/40 Yale Endowment
Author David Swensen
ASSET ALLOCATION
Stocks 60% 70%
Fixed Income 40% 30%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 9.46 9.52
Infl. Adjusted (%) 6.49 6.55
DRAWDOWN
Deepest Drawdown Depth (%) -30.55 -40.68
Start to Recovery (months) 36 38
Longest Drawdown Depth (%) -21.56 -40.68
Start to Recovery (months) 41 38
Longest Negative Period (months) 110 62
RISK INDICATORS
Standard Deviation (%) 9.79 10.69
Sharpe Ratio 0.64 0.60
Sortino Ratio 0.84 0.77
Ulcer Index 6.31 6.72
Ratio: Return / Standard Deviation 0.97 0.89
Ratio: Return / Deepest Drawdown 0.31 0.23
Metrics calculated over the period 1 January 1985 - 30 June 2025
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Drawdowns

A drawdown refers to the decline in value from a relative peak value to a relative trough. A maximum drawdown is the maximum observed loss from a peak to a trough of a portfolio before a new peak is attained.

DRAWDOWN COMPARISON
Period: 1 July 1995 - 30 June 2025 (30 years)
Period: 1 January 1985 - 30 June 2025 (~41 years)
30 Years
(1995/07 - 2025/06)

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Stocks/Bonds 60/40 Yale Endowment
Drawdown
(%) 		Recovery
(#Months)		 From
To		 Drawdown
(%) 		Recovery
(#Months)		 From
To
-40.68 38 Nov 2007
Dec 2010
-30.55 36 Nov 2007
Oct 2010
-22.63 31 Jan 2022
Jul 2024
-21.56 41 Sep 2000
Jan 2004
-20.69 26 Jan 2022
Feb 2024
-14.79 7 Feb 2020
Aug 2020
-12.29 6 Feb 2020
Jul 2020
-12.17 10 May 2011
Feb 2012
-10.97 9 Apr 1998
Dec 1998
-10.82 33 Sep 2000
May 2003
-10.18 5 Jul 1998
Nov 1998
-9.00 9 May 2011
Jan 2012
-8.41 7 Sep 2018
Mar 2019
-8.38 7 Sep 2018
Mar 2019
-6.50 15 Mar 2015
May 2016

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Stocks/Bonds 60/40 Yale Endowment
Drawdown
(%) 		Recovery
(#Months)		 From
To		 Drawdown
(%) 		Recovery
(#Months)		 From
To
-40.68 38 Nov 2007
Dec 2010
-30.55 36 Nov 2007
Oct 2010
-22.63 31 Jan 2022
Jul 2024
-21.56 41 Sep 2000
Jan 2004
-20.69 26 Jan 2022
Feb 2024
-19.17 17 Sep 1987
Jan 1989
-16.20 16 Sep 1987
Dec 1988
-14.79 7 Feb 2020
Aug 2020
-12.63 14 Jan 1990
Feb 1991
-12.29 6 Feb 2020
Jul 2020
-12.17 10 May 2011
Feb 2012
-10.97 9 Apr 1998
Dec 1998
-10.82 33 Sep 2000
May 2003
-10.18 5 Jul 1998
Nov 1998
-9.00 9 May 2011
Jan 2012

Rolling Returns

By selecting the 'Rolling Period', the chart and data will update. To study a different date range, change the Simulation Settings.

You can explore the Rolling Returns for a single portfolio, or check the return differential, by switching on "Head To Head" toggle.

Rolling Returns Comparison
Annualized Rolling Returns Chart
Rolling Returns Chart - Inflation Adjusted
Time Period: 1 January 1985 - 30 June 2025 (~41 years)


Head To Head (Ptf 1 vs Ptf 2):
US Inflation Adjusted:

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Yearly Returns

For each year, the following table provides the return and intra-year drawdown. The highlighted returns represent the highest values for that specific year.

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Stocks/Bonds 60/40 Yale Endowment
Year Return
(%)		 Drawdown
(%)		 Return
(%)		 Drawdown
(%)
2025
 4.95 -4.02 7.39 -2.00
2024
 14.84 -3.62 9.42 -3.92
2023
 17.79 -7.48 14.45 -8.62
2022
 -16.95 -20.69 -17.82 -22.63
2021
 14.66 -3.24 17.84 -3.58
2020
 15.70 -12.29 10.35 -14.79
2019
 21.94 -3.41 21.39 -2.68
2018
 -3.17 -8.38 -5.76 -8.41
2017
 14.15 0.00 13.79 0.00
2016
 8.71 -2.95 7.40 -3.21
2015
 0.44 -5.24 -0.29 -6.50
2014
 9.85 -1.50 9.76 -3.40
2013
 19.23 -2.27 12.04 -4.27
2012
 11.13 -3.54 13.44 -4.70
2011
 3.75 -9.00 2.46 -12.17
2010
 12.93 -7.13 14.85 -7.93
2009
 18.79 -11.70 23.34 -16.98
2008
 -19.44 -22.19 -25.11 -30.37
2007
 5.99 -3.07 4.93 -4.58
2006
 11.12 -2.03 17.78 -2.66
2005
 4.74 -2.34 8.67 -2.69
2004
 9.37 -2.68 16.01 -5.84
2003
 20.04 -1.99 26.59 -1.98
2002
 -8.98 -13.74 -3.49 -9.34
2001
 -3.21 -11.68 -1.98 -9.29
2000
 -1.79 -8.27 3.33 -5.76
1999
 13.98 -3.76 13.91 -2.69
1998
 17.39 -10.18 8.26 -10.97
1997
 22.37 -3.12 15.25 -3.44
1996
 14.01 -3.33 15.04 -2.41
1995
 28.74 -0.20 20.31 -1.03
1994
 -1.16 -6.47 -2.86 -8.21
1993
 10.25 -1.36 20.71 -3.68
1992
 8.32 -1.65 5.36 -3.21
1991
 25.53 -2.86 29.05 -3.46
1990
 -0.19 -8.52 -6.06 -12.63
1989
 22.33 -1.36 21.59 -1.39
1988
 13.33 -2.24 15.34 -2.25
1987
 2.18 -19.17 2.49 -16.20
1986
 14.79 -5.58 23.31 -3.94
1985
 27.66 -2.15 30.22 -1.80
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