Garrett Garrettson, Director at Giga-Tronics, holds 115.47K shares in Giga-Tronics (Ticker: GIGA), holds 39.44K shares in Iridex (Ticker: IRIX), holds 0.00 shares in Novanta (Ticker: NOVT). Most recently, Garrett Garrettson Sold ― shares of Giga-Tronics on Aug 16, 2016 for an estimated value of 1.04K.