WSO · Watsco Inc

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$359.85 -2.15 (-0.59%) At close · Jul 23

Market Cap

$14.63B

40.66M

Options Chain

15-min delayed Underlying $359.85 · Jul 23, 2026

Aug 21, 2026 80 Sep 18, 2026 58 Nov 20, 2026 88 Feb 19, 2027 78

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	—	—	—	190	$1.25	-0.016	119.6%	13	26
0	—	—	—	—	195	$1.10	-0.017	115.4%	22	5
0	—	—	—	—	200	$1.40	-0.017	111.3%	37	19
0	—	—	—	—	210	$0.42	-0.019	103.4%	62	16
0	—	92.9%	0.983	—	220	$2.85	-0.02	95.9%	1	5
0	—	81.5%	0.986	—	230	—	-0.062	121.9%	—	16
0	—	68.7%	0.993	—	240	$0.58	-0.054	104.5%	3	13
0	—	78.2%	0.969	—	250	$6.70	-0.069	101.2%	1	2
0	—	75.7%	0.957	—	260	$5.20	-0.034	70.7%	1	2
0	—	73.3%	0.945	—	270	$6.90	-0.027	59.7%	1	2
0	1	70.1%	0.927	$106.28	280	$1.80	-0.081	73.1%	1	3
0	—	62.8%	0.918	—	290	$3.12	-0.064	57.8%	10	10
1	1	62.3%	0.888	$65.00	300	$3.62	-0.107	60.8%	10	21
924	6	57%	0.865	$77.50	310	$3.71	-0.137	57.7%	2	6
926	1	53.4%	0.827	$71.09	320	$3.30	-0.169	52.8%	3	26
2	2	54.7%	0.766	$58.49	330	$7.00	-0.214	49.9%	800	816
2	1	50.9%	0.71	$49.00	340	$9.61	-0.271	45.7%	1	16
10	10	49.1%	0.641	$47.43	350	$14.80	-0.346	43.9%	2	22
5	1	44.7%	0.562	$17.65	360	$9.18	-0.435	42.1%	1	9
10	14	44.1%	0.474	$17.60	370	$23.45	-0.532	39.7%	806	810
1	1	38.7%	0.365	$8.98	380	$29.51	-0.634	38.1%	1	15
4	2	38.4%	0.278	$18.04	390	$32.87	-0.732	36.5%	1	5
25	1	37.8%	0.202	$4.00	400	$35.50	-0.843	32%	2	3
6	1	36%	0.128	$3.60	410	$37.00	-0.904	31.3%	2	1
21	10	42.3%	0.123	$5.13	420	$34.20	-0.982	23.9%	1	1
16	1	38.2%	0.064	$1.68	430	$62.80	-0.94	36.8%	2	5
20	10	40.7%	0.053	$4.47	440	$65.10	-0.96	37.8%	1	0
6	4	44.1%	0.047	$33.30	450	—	—	—	—	0
8	1	48.3%	0.046	$18.40	460	—	-0.965	45.4%	—	0
2	2	51%	0.04	$34.67	470	$124.50	-0.964	49.6%	1	0
7	1	55.5%	0.041	$1.75	480	—	-0.968	52%	—	0
2	1	58%	0.036	$1.85	490	—	-0.969	55.2%	—	0
1	1	60.9%	0.034	$0.20	500	—	-0.968	59.2%	—	0
0	—	63.8%	0.033	—	510	—	-0.968	63.1%	—	0
1	1	66.6%	0.032	$8.30	520	—	-0.969	66.1%	—	0
3	1	72.8%	0.031	$3.60	540	—	-0.97	71.9%	—	0
0	—	77.2%	0.028	—	560	—	-0.972	77.5%	—	0
6	1	83.9%	0.029	$2.25	580	—	-0.973	82.9%	—	0
14	1	88.7%	0.028	$1.50	600	—	-0.975	87.3%	—	0
1	1	93.4%	0.026	$0.50	620	—	-0.976	92.4%	—	0

80 contracts expiring August 21, 2026. Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. In-the-money strikes are shaded; the strike nearest the underlying is highlighted.

Key facts CIK 105016 CUSIP 942622200 13F (30d) 172 filings 169 filers Visit website Investor relations