QUICKSILVER RESOURCES INC

CUSIP: 74837R104 Class: COM

TEXAS PERMANENT SCHOOL FUND CORP's Holding History (CIK: 0001223779)

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

Q2 2013
Shares 5,400 Value ($000) $9 Avg Close — Range —
Q1 2013
Shares 134,226 Value ($000) $302 Avg Close — Range —