Analog Devices Inc. is a semiconductor manufacturer headquartered in Norwood near Boston, Massachusetts. The company has offices worldwide and it's production sites are located in Wilmington (USA), Cavite (Philippines) and Limerick (Ireland).
A Failure to deliver also known as fails-to-deliver or FTD occurs when a buyer or seller is unable to meet his trading obligations. FTDs for US listed companies are reported to the SEC and published twice a month. Therefore there is a certain delay between the reporting and the publishing of the data.
Number of shares, 3 months chart