WATSCO INC

Ticker: WSO CUSIP: 942622200 Class: Com

SPHERA FUNDS MANAGEMENT LTD.'s Holding History (CIK: 0001496201)

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

Q1 2018

Shares 2,100 Value ($000) $380 Avg Close $173.34 Range $160.08 - $183.84

Q4 2017

Shares 2,100 Value ($000) $357 Avg Close $165.20 Range $155.57 - $172.00

Q3 2017

Shares 2,100 Value ($000) $338 Avg Close $151.09 Range $141.61 - $161.86

Q2 2017

Shares 2,100 Value ($000) $324 Avg Close $142.89 Range $134.08 - $158.17

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	2,100	$380	$173.34	$160.08 - $183.84
Q4 2017	2,100	$357	$165.20	$155.57 - $172.00
Q3 2017	2,100	$338	$151.09	$141.61 - $161.86
Q2 2017	2,100	$324	$142.89	$134.08 - $158.17