George Soros's position in BlackRock Institutional Trust Company N.A. - iShares iBoxx USD Investment Grade Corporate Bond ETF is currently worth $265 Million. That's 8.76% of their entire equity portfolio (2nd largest holding). The investor owns 226.12% of the outstanding BlackRock Institutional Trust Company N.A. - iShares iBoxx USD Investment Grade Corporate Bond ETF stock. The first BlackRock Institutional Trust Company N.A. - iShares iBoxx USD Investment Grade Corporate Bond ETF trade was made in Q1 2020. Since then George Soros bought shares three more times and sold shares on four occasions. The stake costed the investor $253 Million, netting the investor a gain of 4.6% so far.