BIOLASE INC

CUSIP: 090911108 Class: COMMON STOCK

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q1 2018
Shares 1,460,143 Value ($000) $595 Avg Close — Range —
Q4 2017
Shares 1,299,146 Value ($000) $554 Avg Close — Range —
Q3 2017
Shares 1,283,246 Value ($000) $774 Avg Close — Range —
Q2 2017
Shares 1,508,933 Value ($000) $1,464 Avg Close — Range —
Q1 2017
Shares 1,585,099 Value ($000) $2,140 Avg Close — Range —
Q4 2016
Shares 1,577,699 Value ($000) $2,209 Avg Close — Range —
Q3 2016
Shares 1,596,386 Value ($000) $2,793 Avg Close — Range —
Q2 2016
Shares 1,596,386 Value ($000) $1,868 Avg Close — Range —
Q1 2016
Shares 1,596,386 Value ($000) $2,091 Avg Close — Range —
Q4 2015
Shares 1,598,840 Value ($000) $1,345 Avg Close — Range —
Q3 2015
Shares 1,508,988 Value ($000) $1,358 Avg Close — Range —
Q2 2015
Shares 1,508,500 Value ($000) $2,625 Avg Close — Range —
Q1 2015
Shares 1,486,493 Value ($000) $3,002 Avg Close — Range —
Q4 2014
Shares 1,462,173 Value ($000) $3,846 Avg Close — Range —
Q3 2014
Shares 1,404,973 Value ($000) $3,498 Avg Close — Range —
Q2 2014
Shares 1,331,128 Value ($000) $2,929 Avg Close — Range —
Q1 2014
Shares 1,378,402 Value ($000) $3,322 Avg Close — Range —
Q4 2013
Shares 1,319,649 Value ($000) $3,735 Avg Close — Range —
Q3 2013
Shares 1,301,473 Value ($000) $2,486 Avg Close — Range —
Q2 2013
Shares 1,230,726 Value ($000) $4,406 Avg Close — Range —