SEADRILL PARTNERS LLC

Ticker: SDLPEUR CUSIP: Y7545W109 Class: COMUNIT REP LB

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2014
Shares 37,478 Value ($000) $608 Avg Close — Range —
Q3 2014
Shares 66,401 Value ($000) $2,071 Avg Close — Range —
Q2 2014
Shares 66,010 Value ($000) $2,189 Avg Close — Range —
Q1 2014
Shares 66,010 Value ($000) $1,980 Avg Close — Range —
Q4 2013
Shares 66,010 Value ($000) $2,046 Avg Close — Range —
Q3 2013
Shares 85,567 Value ($000) $2,794 Avg Close — Range —
Q2 2013
Shares 93,401 Value ($000) $2,741 Avg Close — Range —