Shares of Tesla Inc. fell on Thursday, with the stock extending a recent streak of weakness that has put it on track for its biggest weekly decline as a publicly traded company. The stock TSLA, -2.42% fell 3.2% on Thursday. It has dropped for three straight sessions, and it is down in 11 of the past 13 trading days. For the week, it has lost more than 17%, putting it on track for the biggest weekly percentage drop in its history, going back to 2010. For the month of March, it is down nearly 27%, which is also set to be its biggest monthly loss ever. Tesla has shed about 20% thus far this year, and it is down more than 35% from a record high. On Thursday, Instinet analyst Romit Shah, formerly the biggest Tesla bull on Wall Street, lowered his price target on the stock to $420 from $500, citing production issues with its Model 3 line. The Dow Jones Industrial Average DJIA, +0.47% rose 0.4% while the S&P 500 SPX, +0.44% was up 0.3% and the Nasdaq Composite Index COMP, +0.22% was up less than 0.1%.