David Swensen Lazy Portfolio vs Tony Dong Cockroach Portfolio Portfolio Comparison

Simulation Settings
Period: July 1993 - July 2025 (~32 years)
Consolidated Returns as of 31 July 2025
Initial Amount: 1$
Rebalancing: at every Jan 1st
Currency: USD
Inflation: US
(Change Settings)
The minimum date range must be at least 12 months. 'Date To' cannot be beyond July 2025.
Reset settings
Close
Results
30 Years
(1995/08 - 2025/07)
All Data
(1993/07 - 2025/07)
Inflation Adjusted:
David Swensen Lazy Portfolio
1.00$
Invested Capital
August 1995
10.24$
Final Capital
July 2025
8.06%
Yearly Return
10.90%
Std Deviation
-40.89%
Max Drawdown
38months
Recovery Period
1.00$
Invested Capital
August 1995
4.85$
Final Capital
July 2025
5.41%
Yearly Return
10.90%
Std Deviation
-41.86%
Max Drawdown
40months
Recovery Period
1.00$
Invested Capital
July 1993
11.84$
Final Capital
July 2025
8.01%
Yearly Return
10.73%
Std Deviation
-40.89%
Max Drawdown
38months
Recovery Period
1.00$
Invested Capital
July 1993
5.30$
Final Capital
July 2025
5.34%
Yearly Return
10.73%
Std Deviation
-41.86%
Max Drawdown
40months
Recovery Period
Tony Dong Cockroach Portfolio
1.00$
Invested Capital
August 1995
10.97$
Final Capital
July 2025
8.31%
Yearly Return
8.33%
Std Deviation
-15.88%
Max Drawdown
23months
Recovery Period
1.00$
Invested Capital
August 1995
5.19$
Final Capital
July 2025
5.65%
Yearly Return
8.33%
Std Deviation
-17.76%
Max Drawdown
23months
Recovery Period
1.00$
Invested Capital
July 1993
12.64$
Final Capital
July 2025
8.23%
Yearly Return
8.20%
Std Deviation
-15.88%
Max Drawdown
23months
Recovery Period
1.00$
Invested Capital
July 1993
5.66$
Final Capital
July 2025
5.55%
Yearly Return
8.20%
Std Deviation
-17.76%
Max Drawdown
23months
Recovery Period

As of July 2025, in the previous 30 Years, the David Swensen Lazy Portfolio obtained a 8.06% compound annual return, with a 10.90% standard deviation. It suffered a maximum drawdown of -40.89% that required 38 months to be recovered.

As of July 2025, in the previous 30 Years, the Tony Dong Cockroach Portfolio obtained a 8.31% compound annual return, with a 8.33% standard deviation. It suffered a maximum drawdown of -15.88% that required 23 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.
Build wealth
with Lazy Portfolios and Passive Investing
Set your goal
Use top metrics to evaluate
Join the passive investing strategy
Exclusive new asset allocations in EUR and USD

Asset Allocations and ETFs

The compared portfolios have the following asset allocations.

Weight
(%)
Ticker Name
30.00
VTI
Vanguard Total Stock Market
20.00
VNQ
Vanguard Real Estate
15.00
VEU
Vanguard FTSE All-World ex-US
5.00
EEM
iShares MSCI Emerging Markets
15.00
IEI
iShares 3-7 Year Treasury Bond
15.00
TIP
iShares TIPS Bond
Weight
(%)
Ticker Name
20.00
XLP
Consumer Staples Select Sector SPDR Fund
20.00
XLU
Utilities Select Sector SPDR Fund
20.00
XLV
Health Care Select Sector SPDR Fund
20.00
IEF
iShares 7-10 Year Treasury Bond
20.00
GLD
SPDR Gold Trust
Evaluate your portfolio strategy in 7 different currencies

Portfolio Returns as of Jul 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
Capital Growth
30 Years
(1995/08 - 2025/07)
All Data
(1993/07 - 2025/07)
Inflation Adjusted:
Swipe left to see all data
Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
David Swensen Lazy Portfolio
David Swensen
1 $ 10.24 $ 924.48% 8.06%
Tony Dong Cockroach Portfolio
Tony Dong
1 $ 10.97 $ 996.75% 8.31%

Loading data
Please wait
Swipe left to see all data
Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
David Swensen Lazy Portfolio
David Swensen
1 $ 4.85 $ 385.19% 5.41%
Tony Dong Cockroach Portfolio
Tony Dong
1 $ 5.19 $ 419.42% 5.65%

Loading data
Please wait
Swipe left to see all data
Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
David Swensen Lazy Portfolio
David Swensen
1 $ 11.84 $ 1 083.66% 8.01%
Tony Dong Cockroach Portfolio
Tony Dong
1 $ 12.64 $ 1 163.52% 8.23%

Loading data
Please wait
Swipe left to see all data
Initial Amount $ Final Amount $ Total Return (%) Annualized (%)
David Swensen Lazy Portfolio
David Swensen
1 $ 5.30 $ 430.09% 5.34%
Tony Dong Cockroach Portfolio
Tony Dong
1 $ 5.66 $ 465.85% 5.55%

Loading data
Please wait
Swipe left to see all data
Return (%) as of Jul 31, 2025
YTD
(7M)
1M 6M 1Y 5Y 10Y 30Y MAX
(~32Y)
https://www.lazyportfolioetf.com/wp-content/themes/dynamico-child/img/author/avatar_david_swensen.webp Lazy Portfolio
David Swensen
7.58 0.53 5.33 9.45 7.59 6.98 8.06 8.01
https://www.lazyportfolioetf.com/wp-content/themes/dynamico-child/img/author/avatar_tony_dong.webp Cockroach Portfolio
Tony Dong
8.58 -0.14 4.90 9.95 6.51 7.68 8.31 8.23
Returns over 1 year are annualized.
Tailored Portfolios for every Investment Strategy

Portfolio Metrics as of Jul 31, 2025

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

METRIC COMPARISON
Period: 1 August 2024 - 31 July 2025 (1 year)
Period: 1 August 2020 - 31 July 2025 (5 years)
Period: 1 August 2015 - 31 July 2025 (10 years)
Period: 1 August 1995 - 31 July 2025 (30 years)
Period: 1 July 1993 - 31 July 2025 (~32 years)
1 Year
5 Years
10 Years
30 Years
All (1993/07 - 2025/07)
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Author David Swensen Tony Dong
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 20%
Commodities 0% 20%
PERFORMANCES
Annualized Return (%) 9.45 9.95
Infl. Adjusted (%) 6.50 6.99
DRAWDOWN
Deepest Drawdown Depth (%) -3.50 -4.99
Start to Recovery (months) 6 5
Longest Drawdown Depth (%) -3.50 -4.99
Start to Recovery (months) 6 5
Longest Negative Period (months) 7 4
RISK INDICATORS
Standard Deviation (%) 7.50 7.78
Sharpe Ratio 0.65 0.70
Sortino Ratio 0.82 0.89
Ulcer Index 1.53 1.52
Ratio: Return / Standard Deviation 1.26 1.28
Ratio: Return / Deepest Drawdown 2.70 2.00
Metrics calculated over the period 1 August 2024 - 31 July 2025
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Author David Swensen Tony Dong
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 20%
Commodities 0% 20%
PERFORMANCES
Annualized Return (%) 7.59 6.51
Infl. Adjusted (%) 2.95 1.91
DRAWDOWN
Deepest Drawdown Depth (%) -22.43 -11.41
Start to Recovery (months) 31 24
Longest Drawdown Depth (%) -22.43 -11.41
Start to Recovery (months) 31 24
Longest Negative Period (months) 34 29
RISK INDICATORS
Standard Deviation (%) 12.02 9.86
Sharpe Ratio 0.40 0.38
Sortino Ratio 0.54 0.52
Ulcer Index 8.71 3.41
Ratio: Return / Standard Deviation 0.63 0.66
Ratio: Return / Deepest Drawdown 0.34 0.57
Metrics calculated over the period 1 August 2020 - 31 July 2025
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Author David Swensen Tony Dong
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 20%
Commodities 0% 20%
PERFORMANCES
Annualized Return (%) 6.98 7.68
Infl. Adjusted (%) 3.79 4.47
DRAWDOWN
Deepest Drawdown Depth (%) -22.43 -11.41
Start to Recovery (months) 31 24
Longest Drawdown Depth (%) -22.43 -11.41
Start to Recovery (months) 31 24
Longest Negative Period (months) 34 29
RISK INDICATORS
Standard Deviation (%) 11.03 9.05
Sharpe Ratio 0.46 0.64
Sortino Ratio 0.61 0.88
Ulcer Index 6.62 3.07
Ratio: Return / Standard Deviation 0.63 0.85
Ratio: Return / Deepest Drawdown 0.31 0.67
Metrics calculated over the period 1 August 2015 - 31 July 2025
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Author David Swensen Tony Dong
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 20%
Commodities 0% 20%
PERFORMANCES
Annualized Return (%) 8.06 8.31
Infl. Adjusted (%) 5.41 5.65
DRAWDOWN
Deepest Drawdown Depth (%) -40.89 -15.88
Start to Recovery (months) 38 23
Longest Drawdown Depth (%) -40.89 -11.41
Start to Recovery (months) 38 24
Longest Negative Period (months) 62 50
RISK INDICATORS
Standard Deviation (%) 10.90 8.33
Sharpe Ratio 0.53 0.73
Sortino Ratio 0.69 0.97
Ulcer Index 7.44 3.34
Ratio: Return / Standard Deviation 0.74 1.00
Ratio: Return / Deepest Drawdown 0.20 0.52
Metrics calculated over the period 1 August 1995 - 31 July 2025
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Author David Swensen Tony Dong
ASSET ALLOCATION
Stocks 70% 60%
Fixed Income 30% 20%
Commodities 0% 20%
PERFORMANCES
Annualized Return (%) 8.01 8.23
Infl. Adjusted (%) 5.34 5.55
DRAWDOWN
Deepest Drawdown Depth (%) -40.89 -15.88
Start to Recovery (months) 38 23
Longest Drawdown Depth (%) -40.89 -11.41
Start to Recovery (months) 38 24
Longest Negative Period (months) 62 50
RISK INDICATORS
Standard Deviation (%) 10.73 8.20
Sharpe Ratio 0.52 0.71
Sortino Ratio 0.68 0.95
Ulcer Index 7.28 3.31
Ratio: Return / Standard Deviation 0.75 1.00
Ratio: Return / Deepest Drawdown 0.20 0.52
Metrics calculated over the period 1 July 1993 - 31 July 2025
Build wealth
with Lazy Portfolios and Passive Investing

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 August 1995 - 31 July 2025 (30 years)
Period: 1 July 1993 - 31 July 2025 (~32 years)
30 Years
(1995/08 - 2025/07)

Loading data
Please wait
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Drawdown
(%)
Recovery
(#Months)
From
To
Drawdown
(%)
Recovery
(#Months)
From
To
-40.89 38 Nov 2007
Dec 2010
-22.43 31 Jan 2022
Jul 2024
-15.88 23 Jan 2008
Nov 2009
-14.66 7 Feb 2020
Aug 2020
-12.40 10 May 2011
Feb 2012
-11.41 24 Apr 2022
Mar 2024
-11.28 9 Apr 1998
Dec 1998
-10.67 33 Sep 2000
May 2003
-9.16 12 Jun 2002
May 2003
-9.06 10 Aug 2016
May 2017
-8.18 7 Sep 2018
Mar 2019
-7.51 4 Jul 1998
Oct 1998
-7.45 17 Feb 1999
Jun 2000
-7.26 4 Feb 2020
May 2020
-6.84 16 Mar 2015
Jun 2016

Loading data
Please wait
Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Drawdown
(%)
Recovery
(#Months)
From
To
Drawdown
(%)
Recovery
(#Months)
From
To
-40.89 38 Nov 2007
Dec 2010
-22.43 31 Jan 2022
Jul 2024
-15.88 23 Jan 2008
Nov 2009
-14.66 7 Feb 2020
Aug 2020
-12.40 10 May 2011
Feb 2012
-11.41 24 Apr 2022
Mar 2024
-11.28 9 Apr 1998
Dec 1998
-10.67 33 Sep 2000
May 2003
-9.16 12 Jun 2002
May 2003
-9.06 10 Aug 2016
May 2017
-8.21 16 Feb 1994
May 1995
-8.18 7 Sep 2018
Mar 2019
-7.51 4 Jul 1998
Oct 1998
-7.45 17 Feb 1999
Jun 2000
-7.26 4 Feb 2020
May 2020

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 July 1993 - 31 July 2025 (~32 years)


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

Loading data
Please wait

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.

Swipe left to see all data
Lazy Portfolio Cockroach Portfolio
Year Return
(%)
Drawdown
(%)
Return
(%)
Drawdown
(%)
2025
7.58 -1.98 8.58 -0.33
2024
9.78 -3.79 12.80 -4.99
2023
14.13 -8.59 2.08 -8.02
2022
-17.86 -22.43 -3.49 -11.41
2021
17.34 -3.57 10.42 -5.30
2020
10.56 -14.66 11.78 -7.26
2019
21.27 -2.73 19.93 -0.46
2018
-5.67 -8.18 0.24 -4.64
2017
13.94 0.00 12.43 -1.47
2016
7.74 -3.13 5.46 -9.06
2015
-0.95 -6.84 -0.07 -5.31
2014
9.97 -3.50 15.29 -2.84
2013
10.89 -4.57 9.27 -5.82
2012
13.49 -4.74 7.88 -2.12
2011
2.21 -12.40 14.26 -3.51
2010
15.37 -7.79 12.21 -2.04
2009
24.86 -16.73 12.59 -7.67
2008
-25.53 -30.78 -8.89 -15.60
2007
5.59 -4.67 15.81 -4.02
2006
17.84 -2.82 13.50 -0.79
2005
8.97 -2.65 9.21 -2.51
2004
16.10 -5.90 8.26 -3.47
2003
26.85 -1.91 15.54 -3.00
2002
-3.41 -9.34 -1.72 -9.16
2001
-1.71 -9.38 -3.51 -5.41
2000
3.13 -5.95 9.62 -6.21
1999
12.70 -3.25 -1.23 -4.59
1998
8.13 -11.28 15.70 -7.51
1997
15.35 -3.79 13.61 -4.28
1996
15.04 -2.41 8.03 -2.73
1995
20.31 -1.03 26.62 0.00
1994
-2.86 -8.21 -2.04 -6.84
Build wealth
with Lazy Portfolios and Passive Investing