L. David Ralph

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
SLP	$84.34	5,000	$421,700.00	11,802	2021-02-11	Filing
SLP	$72.99	3,750	$273,712.50	16,581	2021-01-20	Filing
SLP	$55.65	5,000	$278,243.00	16,581	2020-11-30	Filing
SLP	$22.74	3,000	$68,220.00	18,006	2019-04-12	Filing