BLOCK INC

Ticker: XYZ CUSIP: 852234103 Class: CL A

OSTERWEIS CAPITAL MANAGEMENT INC's Holding History (CIK: 0001007524)

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

Q4 2017

Shares 52,778 Value ($000) $1,830 Avg Close $36.61 Range $28.78 - $49.56

Q3 2017

Shares 118,993 Value ($000) $3,428 Avg Close $26.18 Range $22.66 - $29.00

Q2 2017

Shares 134,193 Value ($000) $3,148 Avg Close $20.67 Range $16.66 - $24.97

Q1 2017

Shares 238,918 Value ($000) $4,129 Avg Close $15.64 Range $13.66 - $18.17

Q4 2016

Shares 276,973 Value ($000) $3,775 Avg Close $12.45 Range $10.88 - $14.82

Q3 2016

Shares 175,000 Value ($000) $2,041 Avg Close $10.92 Range $8.78 - $12.54

Q2 2016

Shares 150,000 Value ($000) $1,358 Avg Close $11.31 Range $8.42 - $15.87

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	52,778	$1,830	$36.61	$28.78 - $49.56
Q3 2017	118,993	$3,428	$26.18	$22.66 - $29.00
Q2 2017	134,193	$3,148	$20.67	$16.66 - $24.97
Q1 2017	238,918	$4,129	$15.64	$13.66 - $18.17
Q4 2016	276,973	$3,775	$12.45	$10.88 - $14.82
Q3 2016	175,000	$2,041	$10.92	$8.78 - $12.54
Q2 2016	150,000	$1,358	$11.31	$8.42 - $15.87