Paccar Inc. /zigman2/quotes/207923670/composite PCAR -1.28% said Tuesday that shareholders of record on Dec. 17 will be paid an extra cash dividend of $1.50 a share on Jan. 5, 2022. The truck maker's stock slipped less than 0.1% in afternoon trading. The company also said it will pay its regular quarterly dividend of 34 cents a share on March 1, to shareholders of record on Feb. 8. Excluding the extra dividend, the regular annual dividend rate implied a dividend yield of 1.55% at current stock prices. That compares with the yield for the SPDR Industrial Select Sector ETF /zigman2/quotes/202026558/composite XLI -0.52% of 1.23% and the implied yield for the S&P 500 /zigman2/quotes/210599714/realtime SPX -1.04% of 1.32%. Including the extra dividend, the implied yield for Paccar's stock jumps to 3.27%.