SC 13G/A

BLACKROCK SCIENCE & TECHNOLO

Security class unavailable · CUSIP: 09258G104

Event date: 2016-12-31

Legacy cover-page extraction is best effort and may not include every reporting person.

Filing-level shares

1,208,562

Percent of class

5.3700%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.