TransDigm (TDG) Has Negative Book Value of almost $168 a Share. Is That a Problem?

TransDigm Group Incorporated (NYSE:TDG) closed at $1,107.99 on October 9. The stock has returned -10.15% during the last six months, compared to a 24.3% return for the Insider Monkey Billionaire Index and 15.1% for State Street SPDR S&P 500 ETF Trust. The accounts say the company is worth less than nothing and the shares trade […]