— Speed the key for Bears’ unproven secondary — Dimensional Fund Advisors LP Sells 482,892 Shares of NPK International Inc. $NPKI — Dimensional Fund Advisors LP Buys 15,311 Shares of The Chefs’ Warehouse, Inc. $CHEF — Dimensional Fund Advisors LP Has $62.48 Million Stock Holdings in Ducommun Incorporated $DCO — Dak Prescott setting high expectations for Dallas Cowboys’ offense — Speed the key for Bears’ unproven secondary — Dimensional Fund Advisors LP Sells 482,892 Shares of NPK International Inc. $NPKI — Dimensional Fund Advisors LP Buys 15,311 Shares of The Chefs’ Warehouse, Inc. $CHEF — Dimensional Fund Advisors LP Has $62.48 Million Stock Holdings in Ducommun Incorporated $DCO — Dak Prescott setting high expectations for Dallas Cowboys’ offense