Articles by R on OSM

Valuation hypothesis

December 5, 2019 | R on OSM

In our last post on valuation, we looked at whether Apple’s historical mutiples could help predict future returns. The notion was that since historic price multiples (e.g., price-to-earnings) reflect the market’s value of the company, when the mult...
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Playing with averages

November 21, 2019 | R on OSM

In a previous post we compared the results from employing a 200-day moving average tactical allocation strategy to a simple buy-and-hold investment in the S&P500. Over the total period, the 200-day produced a higher cumulative return as well as better risk-adjusted returns. However, those metrics did erode over time ...
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Playing with averages

November 21, 2019 | R on OSM

In a previous post we compared the results from employing a 200-day moving average tactical allocation strategy to a simple buy-and-hold investment in the S&P500. Over the total period, the 200-day produced a higher cumulative return as well as ...
[Read more...]

Calling covered data

October 7, 2019 | R on OSM

In our last post on covered calls we introduced the CBOE’s buy-write index (or BXM), whose underlying is the S&P500 index. We looked at some of the historical data, made a few comparisons between the index and the S&P, and noted that there was a report that ...
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Calling covered data

October 7, 2019 | R on OSM

In our last post on covered calls we introduced the CBOE’s buy-write index (or BXM), whose underlying is the S&P500 index. We looked at some of the historical data, made a few comparisons between the index and the S&P, and noted that there was a report that ...
[Read more...]

Who’s covered

August 29, 2019 | R on OSM

One of the simplest options strategies is known as the covered call. For this strategy, an investor who already owns a stock elects to sell (or write) an option contract to surrender that stock at a specified price (known as the strike) at some point in the future (also known ...
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Who’s covered

August 29, 2019 | R on OSM

One of the simplest options strategies is known as the covered call. For this strategy, an investor who already owns a stock elects to sell (or write) an option contract to surrender that stock at a specified price (known as the strike) at some poin...
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Tens and twos

August 15, 2019 | R on OSM

Only three months ago, market pundits were getting lathered up about the potential for an inverted yield curve. We discussed that in our post Fed up. But a lot has changed since then. One oft-used measure of the yield curve, the time spread (10-year Treasury yields less 3-month yields), has ...
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Tens and twos

August 15, 2019 | R on OSM

Only three months ago, market pundits were getting lathered up about the potential for an inverted yield curve. We discussed that in our post Fed up. But a lot has changed since then. One oft-used measure of the yield curve, the time spread (10-yea...
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A weighty matter

August 8, 2019 | R on OSM

When we were testing random correlations and weighthings in our last post on diversification, we discovered that randomizing correlations often increased portfolio risk. Then, when we randomized stock weightings on top of our random correlations, we began to see more cases in which one would have better off not being ...
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A weighty matter

August 8, 2019 | R on OSM

When we were testing random correlations and weighthings in our last post on diversification, we discovered that randomizing correlations often increased portfolio risk. Then, when we randomized stock weightings on top of our random correlations, we...
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My strategy beats yours!

August 1, 2019 | R on OSM

Don’t hold your breath. We’re taking a break from our deep dive into diversification. We know how you couldn’t wait for the next installment. But we thought we should revisit our previous post on investing strategies to mix things up a bit. Recall we investigated whether employing ...
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My strategy beats yours!

August 1, 2019 | R on OSM

Don’t hold your breath. We’re taking a break from our deep dive into diversification. We know how you couldn’t wait for the next installment. But we thought we should revisit our previous post on investing strategies to mix things up a bit. Recall w...
[Read more...]

Back to diversification

July 25, 2019 | R on OSM

In our last post, we took a detour into the wilds of correlation and returned with the following takeaways: Adding assets that are not perfectly positively correlated to an existing portfolio tends to lower overall risk in many cases. The decline in risk depends a lot on how correlated the ...
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Back to diversification

July 25, 2019 | R on OSM

In our last post, we took a detour into the wilds of correlation and returned with the following takeaways: Adding assets that are not perfectly positively correlated to an existing portfolio tends to lower overall risk in many cases. The decline i...
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Detour: correlation

July 11, 2019 | R on OSM

In our last post, we asked the simple question of whether an investor is better off being diversified if he or she doesn’t know in advance how a stock is likely to perform. We showed some graphs that suggested diversification lowered risk (or, more precisely, volatility), but this came ...
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Detour: correlation

July 11, 2019 | R on OSM

In our last post, we asked the simple question of whether an investor is better off being diversified if he or she doesn’t know in advance how a stock is likely to perform. We showed some graphs that suggested diversification lowered risk (or, more ...
[Read more...]

Diversification: fact or fiction?

June 28, 2019 | R on OSM

“Diversify, diversify, diversify!” Mantra, call-to-arms, or warning. Whether you’re an amateur or professional, a student or professor, a pedestrian or pundit you’ve been told that diversification is patently good when it comes to investing. Golly, it makes sense. Don’t bet it all black. Don’t own just ...
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Diversification: fact or fiction?

June 28, 2019 | R on OSM

“Diversify, diversify, diversify!” Mantra, call-to-arms, or warning. Whether you’re an amateur or professional, a student or professor, a pedestrian or pundit you’ve been told that diversification is patently good when it comes to investing. Golly, ...
[Read more...]

Tactics over strategies

May 30, 2019 | R on OSM

In our last post, we discussed the potential for adding a tactical trigger to execute a strategy. In this case, the strategy is investing in a large cap stock index that allows us achieve a compounded annual return of 7% and limits the yearly deviation of that return not to exceed 16%, ...
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