George Soros's position in BlackRock Institutional Trust Company N.A. - iShares 7-10 Year Treasury Bond ETF is currently worth $48.2M. That's 1.66% of their equity portfolio (16th largest holding). The investor owns 1.70% of the outstanding BlackRock Institutional Trust Company N.A. - iShares 7-10 Year Treasury Bond ETF stock. The stake costed the investor $47.3M, netting the investor a gain of 1.9% so far.