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

Simulation Settings
Period: January 1985 - March 2025 (~40 years)
Consolidated Returns as of 31 March 2025
Rebalancing: at every Jan 1st
Currency: USD
Inflation: US
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Results
30 Years
All (since January 1985)
Inflation Adjusted:
David Swensen Yale Endowment Portfolio
1.00$
Initial Capital
April 1995
10.55$
Final Capital
March 2025
8.17%
Yearly Return
10.86%
Std Deviation
-40.68%
Max Drawdown
38months
Recovery Period
1.00$
Initial Capital
April 1995
4.99$
Final Capital
March 2025
5.50%
Yearly Return
10.86%
Std Deviation
-41.66%
Max Drawdown
42months
Recovery Period
1.00$
Initial Capital
January 1985
37.60$
Final Capital
March 2025
9.43%
Yearly Return
10.72%
Std Deviation
-40.68%
Max Drawdown
38months
Recovery Period
1.00$
Initial Capital
January 1985
12.41$
Final Capital
March 2025
6.46%
Yearly Return
10.72%
Std Deviation
-41.66%
Max Drawdown
42months
Recovery Period
Stocks/Bonds 60/40 Portfolio
1.00$
Initial Capital
April 1995
11.02$
Final Capital
March 2025
8.33%
Yearly Return
9.68%
Std Deviation
-30.55%
Max Drawdown
36months
Recovery Period
1.00$
Initial Capital
April 1995
5.21$
Final Capital
March 2025
5.66%
Yearly Return
9.68%
Std Deviation
-31.69%
Max Drawdown
38months
Recovery Period
1.00$
Initial Capital
January 1985
36.35$
Final Capital
March 2025
9.34%
Yearly Return
9.80%
Std Deviation
-30.55%
Max Drawdown
36months
Recovery Period
1.00$
Initial Capital
January 1985
12.00$
Final Capital
March 2025
6.37%
Yearly Return
9.80%
Std Deviation
-31.69%
Max Drawdown
38months
Recovery Period

As of March 2025, in the previous 30 Years, the David Swensen Yale Endowment Portfolio obtained a 8.17% compound annual return, with a 10.86% standard deviation. It suffered a maximum drawdown of -40.68% that required 38 months to be recovered.

As of March 2025, in the previous 30 Years, the Stocks/Bonds 60/40 Portfolio obtained a 8.33% compound annual return, with a 9.68% standard deviation. It suffered a maximum drawdown of -30.55% that required 36 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.

David Swensen Yale Endowment Portfolio
Weight
(%)
ETF
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
Stocks/Bonds 60/40 Portfolio
Weight
(%)
ETF
Ticker
Name
60.00
VTI
Vanguard Total Stock Market
40.00
BND
Vanguard Total Bond Market
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Portfolio Returns as of Mar 31, 2025

Returns are calculated in USD, assuming:
  • no fees or capital gain taxes.
  • rebalancing: at every Jan 1st.
  • dividend reinvestment, when applicable.
RETURN COMPARISON
Period: 1 January 1985 - 31 March 2025 (~40 years)
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Return (%) as of Mar 31, 2025
YTD
(3M)
1M 6M 1Y 5Y 10Y 30Y MAX
(~40Y)
//www.lazyportfolioetf.com/wp-content/themes/dynamico-child/img/author/avatar_david_swensen.webp Yale Endowment
David Swensen
1.39 -2.00 -1.67 7.16 9.74 6.28 8.17 9.43
//www.lazyportfolioetf.com/wp-content/themes/dynamico-child/img/author/avatar_us_author.webp Stocks/Bonds 60/40
-- Market Benchmark
-1.79 -3.49 -1.23 6.71 10.62 7.80 8.33 9.34
Return over 1 year are annualized.
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Capital Growth as of Mar 31, 2025

David Swensen Yale Endowment Portfolio: an investment of 1$, since April 1995, now would be worth 10.55$, with a total return of 955.10% (8.17% annualized).

Stocks/Bonds 60/40 Portfolio: an investment of 1$, since April 1995, now would be worth 11.02$, with a total return of 1002.22% (8.33% annualized).


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David Swensen Yale Endowment Portfolio: an investment of 1$, since January 1985, now would be worth 37.60$, with a total return of 3660.08% (9.43% annualized).

Stocks/Bonds 60/40 Portfolio: an investment of 1$, since January 1985, now would be worth 36.35$, with a total return of 3534.95% (9.34% annualized).


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Portfolio Metrics as of Mar 31, 2025

The following metrics, updated as of 31 March 2025, provide an overview of performance and risk, with the best value in each row highlighted within the table.

METRIC COMPARISON
Period: 1 April 2024 - 31 March 2025 (1 year)
Period: 1 April 2020 - 31 March 2025 (5 years)
Period: 1 April 2015 - 31 March 2025 (10 years)
Period: 1 April 1995 - 31 March 2025 (30 years)
Period: 1 January 1985 - 31 March 2025 (~40 years)
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Yale Endowment Stocks/Bonds 60/40
Author David Swensen
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 40%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 7.16 6.71
Infl. Adjusted Return (%) 4.66 4.22
DRAWDOWN
Deepest Drawdown Depth (%) -3.92 -4.31
Start to Recovery (months) 3 4*
Longest Drawdown Depth (%) -3.63 -4.31
Start to Recovery (months) 4* 4*
Longest Negative Period (months) 6* 6*
Drawdowns / Negative periods marked with * are in progress
RISK INDICATORS
Standard Deviation (%) 9.25 9.20
Sharpe Ratio 0.24 0.20
Sortino Ratio 0.31 0.26
Ulcer Index 1.79 1.78
Ratio: Return / Standard Deviation 0.77 0.73
Ratio: Return / Deepest Drawdown 1.82 1.56
Metrics calculated over the period 1 April 2024 - 31 March 2025
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Yale Endowment Stocks/Bonds 60/40
Author David Swensen
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 40%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 9.74 10.62
Infl. Adjusted Return (%) 5.14 5.99
DRAWDOWN
Deepest Drawdown Depth (%) -22.63 -20.69
Start to Recovery (months) 31 26
Longest Drawdown Depth (%) -22.63 -20.69
Start to Recovery (months) 31 26
Longest Negative Period (months) 34 34
RISK INDICATORS
Standard Deviation (%) 12.60 12.05
Sharpe Ratio 0.58 0.68
Sortino Ratio 0.78 0.92
Ulcer Index 8.66 7.69
Ratio: Return / Standard Deviation 0.77 0.88
Ratio: Return / Deepest Drawdown 0.43 0.51
Metrics calculated over the period 1 April 2020 - 31 March 2025
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Yale Endowment Stocks/Bonds 60/40
Author David Swensen
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 40%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 6.28 7.80
Infl. Adjusted Return (%) 3.10 4.57
DRAWDOWN
Deepest Drawdown Depth (%) -22.63 -20.69
Start to Recovery (months) 31 26
Longest Drawdown Depth (%) -22.63 -20.69
Start to Recovery (months) 31 26
Longest Negative Period (months) 34 34
RISK INDICATORS
Standard Deviation (%) 11.14 10.45
Sharpe Ratio 0.41 0.58
Sortino Ratio 0.54 0.78
Ulcer Index 6.62 5.80
Ratio: Return / Standard Deviation 0.56 0.75
Ratio: Return / Deepest Drawdown 0.28 0.38
Metrics calculated over the period 1 April 2015 - 31 March 2025
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Yale Endowment Stocks/Bonds 60/40
Author David Swensen
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 40%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 8.17 8.33
Infl. Adjusted Return (%) 5.50 5.66
DRAWDOWN
Deepest Drawdown Depth (%) -40.68 -30.55
Start to Recovery (months) 38 36
Longest Drawdown Depth (%) -40.68 -21.56
Start to Recovery (months) 38 41
Longest Negative Period (months) 62 110
RISK INDICATORS
Standard Deviation (%) 10.86 9.68
Sharpe Ratio 0.54 0.62
Sortino Ratio 0.70 0.82
Ulcer Index 7.44 6.90
Ratio: Return / Standard Deviation 0.75 0.86
Ratio: Return / Deepest Drawdown 0.20 0.27
Metrics calculated over the period 1 April 1995 - 31 March 2025
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Yale Endowment Stocks/Bonds 60/40
Author David Swensen
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 40%
Commodities 0% 0%
PERFORMANCES
Annualized Return (%) 9.43 9.34
Infl. Adjusted Return (%) 6.46 6.37
DRAWDOWN
Deepest Drawdown Depth (%) -40.68 -30.55
Start to Recovery (months) 38 36
Longest Drawdown Depth (%) -40.68 -21.56
Start to Recovery (months) 38 41
Longest Negative Period (months) 62 110
RISK INDICATORS
Standard Deviation (%) 10.72 9.80
Sharpe Ratio 0.59 0.63
Sortino Ratio 0.76 0.83
Ulcer Index 6.74 6.32
Ratio: Return / Standard Deviation 0.88 0.95
Ratio: Return / Deepest Drawdown 0.23 0.31
Metrics calculated over the period 1 January 1985 - 31 March 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 April 1995 - 31 March 2025 (30 years)
Period: 1 January 1985 - 31 March 2025 (~40 years)

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Yale Endowment Stocks/Bonds 60/40
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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Yale Endowment Stocks/Bonds 60/40
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 - 31 March 2025 (~40 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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Yale Endowment Stocks/Bonds 60/40
Year Return
(%)
Drawdown
(%)
Return
(%)
Drawdown
(%)
2025
1.39 -2.00 -1.79 -3.77
2024
9.42 -3.92 14.84 -3.62
2023
14.45 -8.62 17.79 -7.48
2022
-17.82 -22.63 -16.95 -20.69
2021
17.84 -3.58 14.66 -3.24
2020
10.35 -14.79 15.70 -12.29
2019
21.39 -2.68 21.94 -3.41
2018
-5.76 -8.41 -3.17 -8.38
2017
13.79 0.00 14.15 0.00
2016
7.40 -3.21 8.71 -2.95
2015
-0.29 -6.50 0.44 -5.24
2014
9.76 -3.40 9.85 -1.50
2013
12.04 -4.27 19.23 -2.27
2012
13.44 -4.70 11.13 -3.54
2011
2.46 -12.17 3.75 -9.00
2010
14.85 -7.93 12.93 -7.13
2009
23.34 -16.98 18.79 -11.70
2008
-25.11 -30.37 -19.44 -22.19
2007
4.93 -4.58 5.99 -3.07
2006
17.78 -2.66 11.12 -2.03
2005
8.67 -2.69 4.74 -2.34
2004
16.01 -5.84 9.37 -2.68
2003
26.59 -1.98 20.04 -1.99
2002
-3.49 -9.34 -8.98 -13.74
2001
-1.98 -9.29 -3.21 -11.68
2000
3.33 -5.76 -1.79 -8.27
1999
13.91 -2.69 13.98 -3.76
1998
8.26 -10.97 17.39 -10.18
1997
15.25 -3.44 22.37 -3.12
1996
15.04 -2.41 14.01 -3.33
1995
20.31 -1.03 28.74 -0.20
1994
-2.86 -8.21 -1.16 -6.47
1993
20.71 -3.68 10.25 -1.36
1992
5.36 -3.21 8.32 -1.65
1991
29.05 -3.46 25.53 -2.86
1990
-6.06 -12.63 -0.19 -8.52
1989
21.59 -1.39 22.33 -1.36
1988
15.34 -2.25 13.33 -2.24
1987
2.49 -16.20 2.18 -19.17
1986
23.31 -3.94 14.79 -5.58
1985
30.22 -1.80 27.66 -2.15
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