INFRAREIT INC

CUSIP: 45685L100 Class: COM

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC's Holding History (CIK: 0001629649)

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

Q2 2015
Shares 277,908 Value ($000) $7,881 Avg Close — Range —
Q1 2015
Shares 350,000 Value ($000) $10,007 Avg Close — Range —