8 Form 4 filings for WCN between 2026-07-30 and 2026-11-03, from 7 filers. 8 discretionary (8 sales, 0 purchases). 8 of 8 carry a dollar total (5 stated, 3 computed as shares × price), summing to $4,222,271; a multi-transaction filing without a stated total contributes only its largest transaction, so the sum is a floor and the true figure is higher. Prices ran $166 to $187.

Filings 8 Filers 7 Discretionary 8 Routine 0 Structured 5/8

▸NIELSEN III ROBERTSR VP Operations 2026-11-03 · sold 1,500 @ $185.50 for $371,750 TOTAL SOLD ≥ $371,7502 filings

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-11-03	sold	1,500	$185.50	$371,750	3	RECEIPT ↗
2026-08-21	sold	700	$170.00	$119,000	—	RECEIPT ↗

▸Black Matthew StephenSr VP Chief Tax Officer 2026-11-02 · sold 5,583 @ $181.15 for $1,986,637 TOTAL SOLD ≥ $1,986,6371 filing

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-11-02	sold	5,583	$181.15	$1,986,637	2	RECEIPT ↗

▸LITTLE JAMESExecutive VP Engineering 2026-10-29 · sold 2,000 @ $185.22 for $370,440 TOTAL SOLD ≥ $370,4401 filing

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-10-29	sold	2,000	$185.22	$370,440	1	RECEIPT ↗

▸TAN DEREKSR VP Chief Accounting Officer 2026-10-28 · sold 1,000 @ $186.77 for $186,770 TOTAL SOLD ≥ $186,7701 filing

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-10-28	sold	1,000	$186.77	$186,770	1	RECEIPT ↗

▸RIVARD PHILIProle unstated 2026-08-20 · sold 2,500 @ $166.57 1 filing

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-08-20	sold	2,500	$166.57	$416,425	—	RECEIPT ↗

▸Netherton Susanrole unstated 2026-08-17 · sold 1,750 @ $166.00 1 filing

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-08-17	sold	1,750	$166.00	$290,500	—	RECEIPT ↗

▸Cloninger Robert MichaelSR VP, Deputy General Counsel 2026-07-30 · sold 2,573 @ $171.00 for $480,749 TOTAL SOLD ≥ $480,7491 filing

Filed	Action	Shares largest txn	Price	Filing total	Txns	SEC
2026-07-30	sold	2,573	$171.00	$480,749	2	RECEIPT ↗

7 filers · 8 filings · disclosed filing totals sum to $4,222,271 (5/8 state one, 3 computed; totals are proceeds with a floor, never profit — a Form 4 states what was traded, not what it cost the filer)

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