Hamilton Insurance HG Institutional Ownership

NYSE HG

$37.12 +0.60 (+1.64%)

As of: Oct 22, 2026 · 3:59 PM EDT

Institutions by Trading Activity

241 Institutions

Increased 144 59.8%

Unchanged 23 9.5%

Reduced 74 30.7%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

82.40%

▲+1.79 pp QoQ

Shares Held by Institutions

54.29Mn

of 65.89Mn outstanding

▲+1.21% QoQ

Shares Outstanding

65.89Mn

11.60Mn held outside 13F filers

Institutional Investors

241

filed 13F for Jun 2026

▲+21 vs prior quarter

Net Shares Added (QoQ)

+648.17K

accumulated since last quarter

Value of Holdings

$1.98Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

Hamilton Insurance Group, Ltd. (NYSE:HG) was held by 241 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

Collectively, these holders controlled 82.40% of Hamilton Insurance's outstanding shares in Q2 2026, up from 80.61% in Q1 2026.
Total shares held in HG rose 1.21% from Q1 2026; the number of holders rose 46.95% from Q2 2025.
Of the 241 holders, 144 added to their positions, 74 reduced their stakes and 23 left their positions unchanged in Q2 2026.
The aggregate institutional position in Hamilton Insurance was 54.29Mn shares at the end of Q2 2026, up 648.17K from the prior quarter and up 8.19Mn from a year earlier.
Magnitude Capital, LLC was the top holder of Hamilton Insurance as of June 30, 2026, with 15.1Mn shares, or 22.91% of shares outstanding.
The biggest increases in HG positions during Q2 2026 came from Wellington Management Group LLP (+1.63Mn shares), Mackenzie Financial Corp (+571.91K shares), Goldman Sachs Group Inc (+494.19K shares), Dimensional Fund Advisors LP (+419.02K shares) and BlackRock, Inc. (+290.18K shares).
On the other side, among holders that kept a position in Hamilton Insurance, the largest reductions in Q2 2026 came from Donald Smith & Co., Inc. (-768.5K shares), Millennium Management LLC (-379.14K shares), Qube Research & Technologies Ltd (-378.04K shares), Lazard Asset Management LLC (-313.48K shares) and Tudor Investment Corp (-245.03K shares).
Per Business Quant data, the 10 largest holders of Hamilton Insurance at the end of Q2 2026 were Magnitude Capital, LLC (15.1Mn shares), Wellington Management Group LLP (5.78Mn shares), BlackRock, Inc. (3.12Mn shares), Nuveen, LLC (2.37Mn shares), Morgan Stanley (2.07Mn shares), Dimensional Fund Advisors LP (1.77Mn shares), Arrowstreet Capital, Limited Partnership (1.5Mn shares), Goldman Sachs Group Inc (1.4Mn shares), Federated Hermes, Inc. (1.06Mn shares) and American Century Companies Inc (965.24K shares).

Form 13F Holdings

241 Institutional Holders

Report period 30 Jun, 2026

Total shares held 54.29Mn

Of outstanding 82.40%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Magnitude Capital, LLC	0001556278	15,096,940	22.91%	0	0.00%	$512.39Mn
2	WELLINGTON MANAGEMENT GROUP LLP	0000902219	5,777,654	8.77%	▲1,633,397	+39.41%	$196.09Mn
3	BlackRock, Inc.	0002012383	3,119,819	4.73%	▲290,183	+10.26%	$105.89Mn
4	Nuveen, LLC	0001871926	2,370,433	3.60%	▲4,496	+0.19%	$80.45Mn
5	Morgan Stanley	0000895421	2,074,583	3.15%	▲18,550	+0.90%	$70.41Mn
6	DIMENSIONAL FUND ADVISORS LP	0000354204	1,770,536	2.69%	▲419,025	+31.00%	$60.09Mn
7	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	1,498,775	2.27%	▲1,651	+0.11%	$50.87Mn
8	Goldman Sachs Group Inc	0000886982	1,395,719	2.12%	▲494,194	+54.82%	$47.37Mn
9	Federated Hermes, Inc.	0001056288	1,063,985	1.61%	▲118,323	+12.51%	$36.11Mn
10	AMERICAN CENTURY COMPANIES INC	0000748054	965,236	1.46%	▲40,935	+4.43%	$32.76Mn
11	DONALD SMITH & CO., INC.	0000814375	880,490	1.34%	▼768,500	-46.60%	$29.88Mn
12	State Street Corp	0000093751	869,955	1.32%	▲96,990	+12.55%	$29.53Mn
13	PRIVATE MANAGEMENT GROUP INC	0001142031	794,005	1.21%	▼73,610	-8.48%	$26.95Mn
14	LAZARD ASSET MANAGEMENT LLC	0001207017	736,115	1.12%	▼313,475	-29.87%	$24.98Mn
15	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	699,646	1.06%	▲18,280	+2.68%	$23.75Mn
16	AQR CAPITAL MANAGEMENT LLC	0001167557	670,763	1.02%	▼7,613	-1.12%	$22.77Mn
17	GEODE CAPITAL MANAGEMENT, LLC	0001214717	638,208	0.97%	▲92,103	+16.87%	$21.66Mn
18	Ameriprise Financial Inc	0000820027	634,293	0.96%	▲48,666	+8.31%	$21.53Mn
19	Boston Partners	0001386060	623,458	0.95%	▲34,003	+5.77%	$21.23Mn
20	MACKENZIE FINANCIAL CORP	0000919859	593,469	0.90%	▲571,913	+2,653.15%	$20.14Mn

Showing 1 to 20 of 241 holders