I am not sure if there are any fellow investors who find the price action of SIA (Singapore Airlines) pretty weird yesterday, the first day it went ex-rights. The stock actually appreciated more than 20+%! This post was originally posted here. The writer, Royston Tan is a veteran community member and blogger on InvestingNote, with username known as Royston_Tan. SIA RIGHTS: THE CURIOUS CASE OF ITS PRICE ACTION SIA went ex-rights today and there was some pretty weird action in its share price which I can’t seem to understand. I have previously written this article: SIA Rights Issue: Debunking the complication behind the Math. In that article, I tried to “simplify” the seemingly complicated SIA rights issue announcement and more importantly, look to calculate what might the trading price be for the Rights and the MCBs when they start trading on the bourse. SIA’S VALUE WENT UP BY 26% OVERNIGHT? SIA’s share price closed at S$5.91...