ONEOK PARTNERS LP

CUSIP: 68268N103 Class: UNIT LTD PARTN

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q2 2015
Shares 547,026 Value ($000) $18,598,884 Avg Close — Range —
Q1 2015
Shares 680,276 Value ($000) $27,782,472 Avg Close — Range —
Q4 2014
Shares 722,880 Value ($000) $28,647,734 Avg Close — Range —
Q3 2014
Shares 810,666 Value ($000) $45,365 Avg Close — Range —
Q2 2014
Shares 1,016,360 Value ($000) $59,559 Avg Close — Range —
Q1 2014
Shares 992,280 Value ($000) $53,136,594 Avg Close — Range —
Q4 2013
Shares 992,280 Value ($000) $52,243,542 Avg Close — Range —
Q3 2013
Shares 926,830 Value ($000) $49,131,258 Avg Close — Range —