Trading patterns and excess comovement of stock returns

RM Greenwood, N Sosner - Financial Analysts Journal, 2007 - Taylor & Francis
In April 2000, 30 stocks were replaced in the Nikkei 225 Index. The unusually broad index
redefinition allowed for a study of the effects of index-linked trading on the excess …

Taxes, shorting, and active management

C Sialm, N Sosner - Financial Analysts Journal, 2018 - Taylor & Francis
We examine the consequences of short selling in the context of quantitative investment
strategies held by individual investors in taxable accounts. Short positions not only allow …

The Tax Benefits of Separating Alpha from Beta

J Liberman, C Sialm, N Sosner… - Financial Analysts Journal, 2020 - Taylor & Francis
… The reason the tax-aware CLS strategy did not realize a tax benefit as in Sialm and Sosner
(2018) is that we made the assumption that losses were carried forward. Sialm and Sosner

Sources of institutional performance

B Kovtunenko, N Sosner - Available at SSRN 1132765, 2004 - papers.ssrn.com
An emerging body of empirical literature finds that institutions as a group are better investors
than an average market participant. One part of the literature finds that institutions as a …

The Tax Benefits of Direct Indexing: Not a One-Size-Fits-All Formula

N Sosner, M Gromis, S Krasner - The Journal of Beta Investment …, 2022 - pm-research.com
Direct-indexing strategies realize tax benefits by harvesting losses on individual stock
positions. Some investors might benefit from this powerful tool for growing after-tax wealth …

Tax-Efficient Portfolio Transition: A Tax-Aware Relaxed-Constraint Approach to Switching Equity Managers

N Sosner, S Krasner - The Journal of Wealth Management, Spring, 2021 - papers.ssrn.com
For a taxable investor with a highly appreciated equity portfolio, replacing the portfolio
manager is likely to trigger substantial tax liabilities. We focus on transitioning an appreciated …

When Fortune Doesn't Favor the Bold: Perils of Volatility for Wealth Growth and Preservation

N Sosner - The Journal of Wealth Management Winter, 2022 - papers.ssrn.com
Successful entrepreneurs and executives often hold much of their wealth in a highly appreciated
single stock and thereby face a difficult financial dilemma. On the one hand, the high …

[PDF][PDF] Where do betas come from

R Greenwood, N Sosner - Dis& cussion Paper, Harvard University, 2002 - Citeseer
We show that trading causes excess comovement of stock returns. A simple model demonstrates
that upon inclusion into (deletion from) the index, stocks should begin to co-move more …

Beyond Direct Indexing: Dynamic Direct Long-Short Investing

J Liberman, S Krasner, N Sosner… - Available at SSRN …, 2023 - papers.ssrn.com
On average, net losses realized by direct indexing loss-harvesting strategies taper off within
the first few years after their inception. In our historical simulations, they reach a maximum …

Should taxable investors Shun dividends?

R Israel, J Liberman, N Sosner… - The Journal of Wealth …, 2019 - jwm.pm-research.com
While the benefits of capital gains management to the tax efficiency of investment strategies
have been extensively documented in the literature, evidence on the benefits of avoiding …