INTERACTIVE BROKERS GROUP IN

Ticker: IBKR CUSIP: 45841N107 Class: EQTY

Hound Partners, LLC's Holding History (CIK: 0001353316)

Note: Option positions (PUT/CALL) are excluded.

Q2 2017
Shares 1,320,120 Value ($000) $49,399 Avg Close $8.40 Range $7.80 - $9.05