WILLIAMS PARTNERS L P

CUSIP: 96950F104 Class: COM UNIT L P

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

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

Q4 2014
Shares 386,210 Value ($000) $17,284 Avg Close — Range —
Q3 2014
Shares 314,842 Value ($000) $16,702 Avg Close — Range —
Q2 2014
Shares 439,786 Value ($000) $23,875 Avg Close — Range —
Q1 2014
Shares 220,531 Value ($000) $11,234 Avg Close — Range —
Q4 2013
Shares 167,386 Value ($000) $8,514 Avg Close — Range —
Q3 2013
Shares 154,943 Value ($000) $8,193 Avg Close — Range —
Q2 2013
Shares 131,532 Value ($000) $6,787 Avg Close — Range —