PEPCO HOLDINGS INC

CUSIP: 713291102 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2015
Shares 350,947 Value ($000) $9,128 Avg Close — Range —
Q3 2015
Shares 302,517 Value ($000) $7,327 Avg Close — Range —
Q2 2015
Shares 194,207 Value ($000) $5,232 Avg Close — Range —
Q1 2015
Shares 204,607 Value ($000) $5,490 Avg Close — Range —
Q4 2014
Shares 308,427 Value ($000) $8,306 Avg Close — Range —
Q3 2014
Shares 128,647 Value ($000) $3,443 Avg Close — Range —
Q2 2014
Shares 155,907 Value ($000) $4,284 Avg Close — Range —
Q1 2014
Shares 177,677 Value ($000) $3,639 Avg Close — Range —
Q4 2013
Shares 177,427 Value ($000) $3,394 Avg Close — Range —
Q3 2013
Shares 182,777 Value ($000) $3,374 Avg Close — Range —
Q2 2013
Shares 100,377 Value ($000) $2,024 Avg Close — Range —