WHITE MOUNTAINS INSURANCE GROUP LTD - COMMON (WTM)

CUSIP: G9618E107

Q3 2023 13F Holders as of 30 Sep 2023

Security identity
Security type / class
Equity / COMMON
Shares outstanding
2,481,286
Holder snapshot
Total 13F shares
2,270,617
Share change
+22,662
Total reported value
$3,396,009,565
Reported price per share
$1495.69
Number of holders
272
Value change
+$34,549,405
Number of buys
109
Number of sells
99

Security key

G9618E107

Report period

Q3 2023

Institutions

272

Top holders

10

WTM full security history Ownership snapshot Full 13F holder table Newer quarter: Q4 2023 Previous quarter: Q2 2023 WHITE MOUNTAINS INSURANCE GROUP LTD SEC filings WHITE MOUNTAINS INSURANCE GROUP LTD company facts WHITE MOUNTAINS INSURANCE GROUP LTD 13D/G history

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of WTM - WHITE MOUNTAINS INSURANCE GROUP LTD - COMMON (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.

Lead holder
VANGUARD GROUP INC
13D/G signal
—
Evidence rows
15
Latest as of
30 Jun 2023
13F Lead comparable stake: 10% Showing 1-6 of 15 holder rows.
Holder Evidence Ownership % Position 12M Net Δ As of
VANGUARD GROUP INC
13F
Company
13F
10%
$352,248,409
253,615 shares
 — 30 Jun 2023
MORGAN STANLEY
13F
Company
13F
8.1%
$280,573,702
202,009 shares
 — 30 Jun 2023
DIMENSIONAL FUND ADVISORS LP
13F
Company
13F
6.4%
$220,314,948
158,625 shares
 — 30 Jun 2023
FULLER & THALER ASSET MANAGEMENT, INC.
13F
Company
13F
5.7%
$194,831,785
140,277 shares
 — 30 Jun 2023
River Road Asset Management, LLC
13F
Company
13F
5.4%
$184,663,918
132,956 shares
 — 30 Jun 2023
Boston Partners
13F
Company
13F
4.8%
$165,272,682
118,005 shares
 — 30 Jun 2023
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 Q3 2023

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

Institutions
272
Shares
2,270,617
Rows available
272
Investor Option Weight % Change % Reported value * Price Shares Share Change Activity Report Period

* 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 failed the local validity check.

Compare Q3 2023 vs Q2 2023 Across Filers

Q2 2023 holders
258
Q3 2023 holders
272
Holder diff
14
Investor Q2 2023 Shares Q3 2023 Shares Share Diff Share Chg % Q2 2023 value Q3 2023 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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