David Einhorn acquired 130 Thousand SPDR Series Trust - SPDR S&P Aerospace & Defense ETF shares worth $17.6 Million. That's 0.83% of their equity portfolio (23rd largest holding). The investor owns 31.71% of the outstanding SPDR Series Trust - SPDR S&P Aerospace & Defense ETF stock. The stake costed the investor $16 Million, netting the investor a gain of 11% so far.