Hamilton Insurance Group, Ltd.
US ˙ NYSE ˙ SG1AE9000009

SecurityHG / Hamilton Insurance Group, Ltd.
InstitutionMorgan Stanley
Latest Disclosed Ownership2,056,033 shares
Latest Disclosed Value $ 61,331,523
Morgan Stanley reports 25.83% decrease in ownership of HG / Hamilton Insurance Group, Ltd.

On May 15, 2026 - Morgan Stanley filed a 13F-HR form disclosing ownership of 2,056,033 shares of Hamilton Insurance Group, Ltd. (US:HG) valued at $61,331,464 USD as of March 31, 2026. The entity filed a previous 13F-HR/A on May 27, 2026 disclosing 2,772,152 shares of Hamilton Insurance Group, Ltd.. This represents a change in shares of -25.83% during the quarter. The current value of the position is $62,688,446 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F HAMILTON INSURANCE GROUP CL B G42706104 2,056,033 -716,119 -25.83 61,332 -20.70 0.0037
2026-05-27 2025-12-31 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 2,772,152 -251,249 -8.31 77,343 3.15 0.0046
2026-02-13 2025-12-31 13F HAMILTON INSURANCE GROUP CL B G42706104 2,772,152 -251,249 77,343 0.0046
2026-05-27 2025-09-30 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 3,023,401 68,259 2.31 74,980 17.36 0.0045
2025-11-14 2025-09-30 13F HAMILTON INSURANCE GROUP CL B G42706104 3,023,401 68,259 74,980 0.0045
2025-08-15 2025-06-30 13F HAMILTON INSURANCE GROUP CL B G42706104 2,955,142 -138,497 -4.48 63,890 -0.38 0.0042
2025-05-15 2025-03-31 13F HAMILTON INSURANCE GROUP CL B G42706104 3,093,639 1,988,437 179.92 64,131 204.94 0.0046
2025-05-15 2024-12-31 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 1,105,202 -1,241,090 -52.90 21,032 -53.65 0.0015
2025-02-14 2024-12-31 13F HAMILTON INSURANCE GROUP CL B G42706104 1,105,202 -1,241,090 21,032 0.0015
2025-05-14 2024-09-30 13F/A-2 HAMILTON INSURANCE GROUP CL B G42706104 2,346,292 2,010,935 599.64 45,377 712.77 0.0033
2025-02-14 2024-09-30 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 2,346,292 2,010,935 45,377 0.0033
2024-11-14 2024-09-30 13F HAMILTON INSURANCE GROUP CL B G42706104 2,346,292 2,010,935 45,377 0.0004
2025-05-14 2024-06-30 13F/A-2 HAMILTON INSURANCE GROUP CL B G42706104 335,357 68,288 25.57 5,584 50.08 0.0004
2024-10-17 2024-06-30 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 335,357 68,288 5,584 0.0004
2024-08-14 2024-06-30 13F HAMILTON INSURANCE GROUP CL B G42706104 335,357 68,288 5,584 0.0004
2024-10-17 2024-03-31 13F/A-2 HAMILTON INSURANCE GROUP CL B G42706104 267,069 110,664 70.75 3,720 59.11 0.0003
2024-08-16 2024-03-31 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 267,069 110,664 3,720 0.0000
2024-05-15 2024-03-31 13F HAMILTON INSURANCE GROUP CL B G42706104 267,069 110,664 3,720 0.0003
2024-08-16 2023-12-31 13F/A-1 HAMILTON INSURANCE GROUP CL B G42706104 156,405 156,405 2,338 0.0002
2024-02-13 2023-12-31 13F HAMILTON INSURANCE GROUP CL B G42706104 156,405 156,405 2,338 0.0002
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.