 These value picks mark the 21st portfolio formed since 2017 to evaluate the top-rated one-year buyhold models of the Joseph Piotroski Benjamin Graham value algorithms. The past 6 value portfolios have returned: Jan 2021 42.4, Jul 2020 50.4, Mar 2020 22.2, Jan 2020 2.8, Nov 2019 -7.2, and Sep 2019 39.8. 