WATSCO INC - CL B CONV (WSOB)

CUSIP: 942622101

Q1 2021 13F Holders as of 31 Mar 2021

Share change
+1,631
SEC-reported price per share
$257.06
Number of holders
11
Value change
+$416,462
Number of buys
1
Number of sells
1

Security key

942622101

Report period

Q1 2021

Institutions

11

Top holders

10

Ownership snapshot

Top reported holders of WSOB - WATSCO INC - CL B CONV (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F Lead comparable stake: 9.8% Showing 1-6 of 15 holder rows.

Quick read

BlackRock Finance, Inc. leads the comparable SEC ownership view at 9.8%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership Top 5
BlackRock Finance, Inc. 9.8%
VANGUARD GROUP INC 9.4%
BAILLIE GIFFORD & CO 5%
FMR LLC 3.6%
CHARLES SCHWAB INVESTMENT MANAGEM... 3.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BlackRock Finance, Inc.
13F
Company
13F
9.8%
$782,159,000
3,452,488 shares
31 Dec 2020
VANGUARD GROUP INC
13F
Company
13F
9.4%
$745,588,000
3,291,057 shares
31 Dec 2020
BAILLIE GIFFORD & CO
13F
Company
13F
5%
$394,268,000
1,740,312 shares
31 Dec 2020
FMR LLC
13F
Company
13F
3.6%
$284,058,000
1,253,844 shares
31 Dec 2020
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
Company
13F
3.2%
$257,272,000
1,135,609 shares
31 Dec 2020
Capital World Investors
13F
Company
13F
2.9%
$233,628,000
1,031,244 shares
31 Dec 2020
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2021

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
11
Shares
33,207
Rows available
11
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders
10
Q1 2021 holders
11
Holder diff
1
Investor Q4 2020 Shares Q1 2021 Shares Share Diff Share Chg % Q4 2020 value Q1 2021 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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