WSO-BWatsco, Inc.

$321.70-24% 1Y

Who owns WSO-B

11 institutions reported holding WSO-B for 2026Q1, together 0.07% of the company, more than the 9 a quarter earlier.

11

Institutions reporting a position · as of 2026Q1 · up from 9 the quarter before

Shares held by institutions
0.0M

Shares held by institutions · 0.07% of the company · long US equity positions only, as reported on Form 13F

Reported value
$9.4M

Reported value · at Mar 31, 2026 prices, not today's

Top 5 holders
0.06%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
3
Positions exited
1
Added to
0
Reduced
4
Top 10 holdersof the company
0.07%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q1110.0M$9.4M
2025Q490.0M$8.1M
2025Q3120.0M$11M
2025Q2120.0M$11M
2025Q1100.0M$12M
2024Q4130.0M$13M
2024Q3100.0M$12M
2024Q290.0M$11M
2024Q1120.0M$12M
2023Q4110.0M$11M
2023Q390.0M$9.0M
2023Q280.0M$8.8M
2023Q180.0M$7.8M
2022Q4110.0M$7.0M
2022Q3110.0M$7.2M
2022Q2100.0M$6.6M
Largest reported holders, 2026Q1
HolderShares% of companyValue
DIMENSIONAL FUND ADVISORS LP0.0M0.03%$3.8M
GABELLI FUNDS LLC0.0M0.02%$2.9M
Ethic Inc.0.0M0.01%$1.0M
GOLDMAN SACHS GROUP INC0.0M0.00%$493K
DF DENT & CO INC0.0M0.00%$449K
Crews Bank & Trust0.0M0.00%$234K
MORGAN STANLEY0.0M0.00%$212K
RAYMOND JAMES FINANCIAL INC0.0M0.00%$201K
UMB Bank, n.a.0.0M0.00%$120K
Tower Research Capital LLC0.0M0.00%$4K

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

opening the register…