Investor
SRB CORP
CIK 0001496228 · filed 2026-02-13 · SEC filing
13F book
$1.82B
Positions
23
Largest name
18.4%
Microsoft Corp · MSFT
Est. mark
—
Need a prior quarter to estimate
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| Microsoft Corp | MSFT | 692.9K | $335.1M | 18.4% | — | Held |
| Safety Ins Group Inc | — | 1.84M | $143.5M | 7.9% | — | Held |
| Select Sector Spdr Tr | — | 853.4K | $122.9M | 6.7% | — | Held |
| Renaissancere Hldgs Ltd | — | 420.1K | $118.1M | 6.5% | — | Held |
| Ge Aerospace | — | 369.9K | $113.9M | 6.3% | — | Held |
| Amazon Com Inc | AMZN | 460.4K | $106.3M | 5.8% | — | Held |
| Select Sector Spdr Tr | — | 800.8K | $94.3M | 5.2% | — | Held |
| Select Sector Spdr Tr | — | 556.8K | $86.2M | 4.7% | — | Held |
| Walmart Inc. | WMT | 727K | $81M | 4.4% | — | Held |
| Intel Corp | INTC | 2.19M | $80.6M | 4.4% | — | Held |
| Select Sector Spdr Tr | — | 1.73M | $78.4M | 4.3% | — | Held |
| Alphabet Inc | — | 234.2K | $73.3M | 4.0% | — | Held |
| Ww Grainger Inc | — | 68.2K | $68.8M | 3.8% | — | Held |
| Toyota Motor Corp | — | 298.1K | $63.8M | 3.5% | — | Held |
| Merck & Co., Inc. | MRK | 473.4K | $49.8M | 2.7% | — | Held |
| Cvs Health Corp | CVS | 526.9K | $41.8M | 2.3% | — | Held |
| Procter And Gamble Co | PG | 265.6K | $38.1M | 2.1% | — | Held |
| Sherwin Williams Co | SHW | 112.1K | $36.3M | 2.0% | — | Held |
| Comcast Corp New | — | 1.1M | $32.8M | 1.8% | — | Held |
| Reliance, Inc. | RS | 98.2K | $28.4M | 1.6% | — | Held |
| Select Sector Spdr Tr | — | 154.5K | $18.5M | 1.0% | — | Held |
| Select Sector Spdr Tr | — | 33.6K | $5.22M | 0.3% | — | Held |
| Select Sector Spdr Tr | — | 59.6K | $4.63M | 0.3% | — | Held |
Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.