What does CUSIP G9618E107 represent in this 13F holders report?

CUSIP G9618E107 is the security identifier for WTM - WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock used to aggregate holder disclosures.

How many institutions held WTM - WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock in Q3 2015?

180 institutional investors reported WTM - WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock for Q3 2015. Use the holders table for investor-level position and value details.

WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock (WTM)

CUSIP: G9618E107

Q3 2015 13F Holders as of 30 Sep 2015

Type / Class: Equity / Common Stock
Shares outstanding: 2,470,907
Total 13F shares: 4,914,148
Share change: -89,226
Total reported value: $3,672,335,331
Price per share: $747.30
Number of holders: 180
Value change: -$65,889,466
Number of buys: 71
Number of sells: 83

Quarterly Holders Quick Answers

What is CUSIP G9618E107?
CUSIP G9618E107 identifies WTM - WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock in SEC institutional holdings data.

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Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2015
Previous quarter: Q2 2015

Recent filing periods for CUSIP G9618E107:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of WTM - WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
FRANKLIN RESOURCES INC	13F	Company	57%	1,404,058	$919,574,000	—	30 Jun 2015	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	14%	352,161	$230,644,000	—	30 Jun 2015	13F
VANGUARD GROUP INC	13F	Company	12%	290,083	$189,987,000	—	30 Jun 2015	13F
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	13F	Company	10%	249,380	$163,329,000	—	30 Jun 2015	13F
LONDON CO OF VIRGINIA	13F	Company	9.1%	224,145	$146,802,000	—	30 Jun 2015	13F
JENNISON ASSOCIATES LLC	13F	Company	7.7%	189,396	$124,043,000	—	30 Jun 2015	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	6.6%	162,495	$106,424,000	—	30 Jun 2015	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	6.4%	158,402	$103,744,000	—	30 Jun 2015	13F
Boston Partners	13F	Company	5.8%	142,775	$93,509,000	—	30 Jun 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	5.6%	139,215	$91,177,000	—	30 Jun 2015	13F
THIRD AVENUE MANAGEMENT LLC	13F	Company	5.3%	130,867	$85,710,000	—	30 Jun 2015	13F
ADVISORY RESEARCH INC	13F	Company	4.3%	106,630	$69,836,000	—	30 Jun 2015	13F
River Road Asset Management, LLC	13F	Company	3.8%	93,498	$61,236,000	—	30 Jun 2015	13F
Wallace Capital Management Inc.	13F	Company	3.6%	87,877	$57,554,000	—	30 Jun 2015	13F
FENIMORE ASSET MANAGEMENT INC	13F	Company	3.3%	81,747	$53,539,000	—	30 Jun 2015	13F
FULLER & THALER ASSET MANAGEMENT, INC.	13F	Company	3.2%	77,916	$51,030,000	—	30 Jun 2015	13F
STATE STREET CORP	13F	Company	2.7%	65,510	$42,898,000	—	30 Jun 2015	13F
BlackRock Fund Advisors	13F	Company	2.1%	50,973	$33,384,000	—	30 Jun 2015	13F
MANAGED ACCOUNT ADVISORS LLC	13F	Company	2%	50,244	$32,906,000	—	30 Jun 2015	13F
PROSPECTOR PARTNERS LLC	13F	Company	2%	50,000	$32,747,000	—	30 Jun 2015	13F
REINHART PARTNERS, LLC.	13F	Company	1.9%	47,972	$31,419,000	—	30 Jun 2015	13F
Cannell & Co.	13F	Company	1.6%	38,889	$25,470,000	—	30 Jun 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.4%	35,094	$22,984,000	—	30 Jun 2015	13F
NORTHERN TRUST CORP	13F	Company	1.4%	33,886	$22,194,000	—	30 Jun 2015	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1.4%	33,700	$22,071,000	—	30 Jun 2015	13F
THOMPSON SIEGEL & WALMSLEY LLC	13F	Company	1.3%	32,645	$21,381,000	—	30 Jun 2015	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.3%	32,257	$21,127,000	—	30 Jun 2015	13F
IMPAX ASSET MANAGEMENT LLC	13F	Company	1.3%	31,636	$20,720,000	—	30 Jun 2015	13F
ELKHORN PARTNERS LIMITED PARTNERSHIP	13F	Company	1.3%	31,100	$20,369,000	—	30 Jun 2015	13F
Mraz, Amerine & Associates, Inc.	13F	Company	1.2%	30,413	$19,919,000	—	30 Jun 2015	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.2%	30,214	$19,788,000	—	30 Jun 2015	13F
SPEECE THORSON CAPITAL GROUP INC	13F	Company	1.2%	29,574	$19,369,000	—	30 Jun 2015	13F
GoodHaven Capital Management, LLC	13F	Company	1.2%	28,436	$18,624,000	—	30 Jun 2015	13F
NORGES BANK	13F	Company	1.1%	28,140	$18,430,000	—	30 Jun 2015	13F
HERMES INVESTMENT MANAGEMENT LTD	13F	Company	1.1%	26,170	$17,140,000	—	30 Jun 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.98%	24,221	$15,863,000	—	30 Jun 2015	13F
Cove Street Capital, LLC	13F	Company	0.9%	22,302	$14,606,000	—	30 Jun 2015	13F
Brandywine Global Investment Management, LLC	13F	Company	0.87%	21,475	$14,065,000	—	30 Jun 2015	13F
Bank of New York Mellon Corp	13F	Company	0.83%	20,583	$13,481,000	—	30 Jun 2015	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.78%	19,362	$12,681,000	—	30 Jun 2015	13F
ANALYTIC INVESTORS, LLC	13F	Company	0.75%	18,437	$12,076,000	—	30 Jun 2015	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.71%	17,603	$11,529,000	—	30 Jun 2015	13F
HighTower Advisors, LLC	13F	Company	0.69%	17,029	$11,153,000	—	30 Jun 2015	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.55%	13,498	$8,840,000	—	30 Jun 2015	13F
ATLANTA CAPITAL MANAGEMENT CO L L C	13F	Company	0.55%	13,492	$8,836,000	—	30 Jun 2015	13F
VAN DEN BERG MANAGEMENT I, INC	13F	Company	0.54%	13,310	$8,717,000	—	30 Jun 2015	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.52%	12,788	$8,375,000	—	30 Jun 2015	13F
Burgundy Asset Management Ltd.	13F	Company	0.48%	11,930	$7,813,000	—	30 Jun 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.47%	11,721	$7,677,000	—	30 Jun 2015	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.44%	10,944	$7,168,000	—	30 Jun 2015	13F

Institutional Holders of WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock (WTM) as of Q3 2015

As of 30 Sep 2015, WHITE MOUNTAINS INSURANCE GROUP LTD - Common Stock (WTM) was held by 180 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 4,914,148 shares. The largest 10 holders included FRANKLIN RESOURCES INC, PRICE T ROWE ASSOCIATES INC /MD/, VANGUARD GROUP INC, LONDON CO OF VIRGINIA, JENNISON ASSOCIATES LLC, HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC, PRINCIPAL FINANCIAL GROUP INC, WELLINGTON MANAGEMENT GROUP LLP, BlackRock Institutional Trust Company, N.A., and Boston Partners. This page lists 180 institutional shareholders reporting positions in this security for the Q3 2015 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2015 vs Q2 2015 Across Filers

Q2 2015 holders

170

Q3 2015 holders

180

Holder diff

Investor	Q2 2015 Shares	Q3 2015 Shares	Share Diff	Share Chg %	Q2 2015 Value $	Q3 2015 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.