13:33 INSID Weekly Insider Trading Summary: BLK Director James Grosfeld loads up on stock following earnings; institutional buying in THC, ENTG, and SONS; post-earnings executive selling at MANH, MCD, JPM, WAL -Update- This week we've seen notable insider buying in the following stocks: · BlackRock (BLK) Director bought 408,098 shares at $186.73-190.20 on 10/18-10/24, worth ~$77.5 mln · Tenet Healthcare (THC) 10% owner Glenview Capital bought 200K shares at $23.46-23.55 on 10/19, worth ~$4.7 mln · Entegris (ENTG) 10% owner GMT Capital bought 398,800 shares at $7.83-8.07 on 10/15-10/22, worth ~$3.2 mln · Sonus Networks (SONS) 10% owner Empire Capital bought 693,332 shares at $1.79-1.85 on 10/18-10/23, worth ~$1.3 mln · Cypress Semi (CY) CFO and Director bought a total of 30K shares at $9.68-9.69 on 10/19-10/24, worth ~$290K We've seen notable insider selling in the following stocks: · Manhattan Associates (MANH) CEO sold 63,387 shares at $61.25-61.74 on 10/22, worth ~$3.9 mln · McDonald's (MCD) Unit Presidents (2) sold a total of 26,230 shares at $88.60-88.95 on 10/22, worth ~$2.3 mln · JPMorgan Chase (JPM) Managing Director sold 40K shares at $42.46 on 10/19, worth ~$2.0 mln · Western Alliance Bancorp (WAL) CEO sold 150K shares at $10.51-10.66 on 10/23-10/24, worth ~$1.6 mln For regular updates on our insider summaries and commentary, please add Briefing ticker