What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
CIK: 0001496228
Total reported value
$1.9B
$1.9B
23 檔
44.8%
As reported in its official Q4 2025 Form 13F filing, Srb CORP's tracked investment portfolio stood at $1.9B with 23 total positions.
In Q4 2025, Srb CORP displayed an active expansion posture, initiating 0 new positions and adding to 4 existing holdings, outstripping position reductions.
In terms of portfolio concentration, the top 5 core holdings (including MSFT, SAFT, XLK) accounted for 44.8% of total reported equity market value during Q4 2025.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | MSFT | Microsoft CORP | Stock-Tech | 18.39% | -1.68% | — | |
| 2 | SAFT | Safety Insurance Group Inc | Stock-Other | 7.88% | -0.78% | — | |
| 3 | XLK | Ss Technology Select Sector | ETF-Tech | 6.74% | +5.33% | +113.02% | |
| 4 | RNR | RenaissanceRe Holdings Ltd. | Stock-Financials | 6.48% | -0.47% | — | |
| 5 | GE | General Electric | Stock-Industrials | 6.25% | -2.83% | — | |
| 6 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 5.83% | +0.01% | — | |
| 7 | XLC | Ss Comm Select Sector Spdr | ETF-Other | 5.17% | -0.84% | — | |
| 8 | XLV | Ss Health Care Select Sector | ETF-Other | 4.73% | -0.26% | — | |
| 9 | WMT | Walmart Inc | Stock-Consumer Staples | 4.45% | -3.51% | — | |
| 10 | INTC | Intel CORP | Stock-Tech | 4.43% | +2.20% | — | |
| 11 | XLB | Ss Materials Select Sector | ETF-Other | 4.31% | -0.58% | +100.00% | |
| 12 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 4.02% | +0.34% | — | |
| 13 | GWW | Ww Grainger Inc | Stock-Industrials | 3.78% | +0.41% | — | |
| 14 | TM | Toyota Motor CORP -spon Adr | Stock-Consumer Disc | 3.50% | -1.05% | — | |
| 15 | MRK | Merck & Co. Inc. | Stock-Healthcare | 2.74% | -0.22% | — | |
| 16 | CVS | Cvs Health CORP | Stock-Healthcare | 2.30% | +0.59% | — | |
| 17 | PG | Procter & Gamble Co/the | Stock-Consumer Staples | 2.09% | -0.77% | — | |
| 18 | SHW | Sherwin-williams Co/the | Stock-Materials | 1.99% | -0.13% | — | |
| 19 | CMCSA | Comcast Corp-class A | Stock-Comm Services | 1.80% | -0.48% | +8.89% | |
| 20 | RS | Reliance Inc | Stock-Materials | 1.56% | +0.14% | — | |
| 21 | XLY | Ss Consumer Disc Select Sect | ETF-Other | 1.01% | -0.06% | +100.00% | |
| 22 | XLI | Ss Industrial Select Sector | ETF-Other | 0.29% | +2.76% | — | |
| 23 | XLP | Ss Consumer Staples Sel Sect | ETF-Other | 0.25% | +1.88% | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | GOOGL | Alphabet Inc-cl A | +0.8% | — | Unchanged |
| 2 | MRK | Merck & Co. Inc. | +0.5% | — | Unchanged |
| 3 | SAFT | Safety Insurance Group Inc | +0.4% | — | Unchanged |
| 4 | RNR | RenaissanceRe Holdings Ltd. | +0.4% | — | Unchanged |
| 5 | XLV | Ss Health Care Select Sector | +0.3% | — | Unchanged |
| 6 | XLK | Ss Technology Select Sector | +0.3% | +113.02% | Add |
| 7 | TM | Toyota Motor CORP -spon Adr | +0.2% | — | Unchanged |
| 8 | INTC | Intel CORP | +0.2% | — | Unchanged |
| 9 | WMT | Walmart Inc | +0.2% | — | Unchanged |
| 10 | GWW | Ww Grainger Inc | +0.1% | — | Unchanged |
| 11 | AMZN | Amazon.com Inc | 0% | — | Unchanged |
| 12 | CVS | Cvs Health CORP | 0% | — | Unchanged |
| 13 | CMCSA | Comcast Corp-class A | 0% | +8.89% | Add |
| 14 | XLI | Ss Industrial Select Sector | 0% | — | Unchanged |
| 15 | RS | Reliance Inc | 0% | — | Unchanged |
| 16 | XLP | Ss Consumer Staples Sel Sect | 0% | — | Unchanged |
| 17 | XLY | Ss Consumer Disc Select Sect | -0.1% | +100.00% | Add |
| 18 | GE | General Electric | -0.1% | — | Unchanged |
| 19 | XLB | Ss Materials Select Sector | -0.1% | +100.00% | Add |
| 20 | SHW | Sherwin-williams Co/the | -0.2% | — | Unchanged |
| 21 | PG | Procter & Gamble Co/the | -0.3% | — | Unchanged |
| 22 | XLC | Ss Comm Select Sector Spdr | -0.3% | — | Unchanged |
| 23 | MSFT | Microsoft CORP | -2.2% | — | Unchanged |
According to official SEC Form 13F filings, Srb CORP reported a total U.S. public equity portfolio value of $1.9B across 23 disclosed positions in Q4 2025.
During Q4 2025, Srb CORP's top holdings by market value included MSFT (18.4%)、SAFT (7.9%)、XLK (6.7%). The largest single position, MSFT, represented 18.4% of total portfolio value.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In Q4 2025, Srb CORP made 4 total portfolio adjustments, initiating 0 new buys, adding to 4 positions, trimming 0 holdings, and fully liquidating 0 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
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