NISKA GAS STORAGE PARTNERS L

CUSIP: 654678101 Class: UNIT LTD

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2014
Shares 14,624 Value ($000) $44 Avg Close — Range —
Q3 2014
Shares 13,924 Value ($000) $174 Avg Close — Range —
Q2 2014
Shares 13,224 Value ($000) $204 Avg Close — Range —
Q1 2014
Shares 13,224 Value ($000) $192 Avg Close — Range —
Q4 2013
Shares 14,924 Value ($000) $221 Avg Close — Range —
Q3 2013
Shares 13,224 Value ($000) $204 Avg Close — Range —
Q2 2013
Shares 16,464 Value ($000) $246 Avg Close — Range —