William C. Jennings, Director at Silgan Holdings, holds 39.05K shares in Silgan Holdings (Ticker: SLGN), holds 57.76K shares in Spectranetics (Ticker: SPNC), holds 92.19K shares in Axcelis Technologies (Ticker: ACLS). Most recently, William C. Jennings Sold ― shares of Silgan Holdings on Feb 22, 2019 for an estimated value of 183.29K.