Investment Management Corp of Ontario
Position in BRK-B — Berkshire Hathaway Inc
CIK 1811568
Toronto, Z4
Position in BRK-B
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$68,749,082
+$4,957,499 QoQ
Shares Held
137,391
+3.2% QoQ
Ownership
0.010%
of shares outstanding
% of Portfolio
0.91%
of 13F equity value
Holder Rank
#435
of 4,950 holders
Holding Since
Dec 2023
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BRK-B Over Time
Shares Held
Position Value (USD)
Position in Insurance - Diversified
Financial Services · as of Jun 30, 2026Investment Management Corp of Ontario holds $87,033,269 across 5 Insurance - Diversified names. BRK-B ranks #1 (79.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BRK-B |
Berkshire Hathaway Inc
This page
|
137,391 | $68,749,082 | |
| 2 | SLF |
Sun Life Financial Inc
|
79,090 | $6,202,237 | |
| 3 | ACGL |
Arch Capital Group Ltd.
|
48,169 | $4,675,283 | |
| 4 | HIG |
Hartford Insurance Group, Inc.
|
31,730 | $4,204,859 | |
| 5 | AIG |
American International Group, Inc.
|
42,960 | $3,201,808 |
All Filings in BRK-B
Export CSV
11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $68,749,082 | 137,391 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $63,791,583 | 133,121 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $62,398,468 | 124,139 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $37,176,114 | 73,947 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $22,263,810 | 45,832 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $25,504,723 | 47,889 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $29,559,748 | 65,213 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $21,531,423 | 46,781 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $32,496,404 | 79,883 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $29,819,914 | 70,912 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $22,875,815 | 64,139 | Shares | Sole | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||