BLACKHAWK NETWORK HLDGS INC

CUSIP: 09238EAB0 Class: NOTE 1.500% 1/1

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2017
Shares 2,067,000 Value ($000) $2,102 Avg Close — Range —
Q3 2017
Shares 19,348,000 Value ($000) $21,597 Avg Close — Range —