Auto-Owners Insurance Co
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$4.78B
Q ending 2026-03-31
Prior quarter
$4.76B
Q ending 2025-12-31
Change
+0.3% QoQ · +26.4% YoY
Positions
106
reported holdings
Largest positions
Top 100 of 106 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Spdr Index Shs Fds | SPDW | Shares | $896.5M | 19.6M |
| Ishares Tr | ITOT | Shares | $512.1M | 3.6M |
| Spdr Series Trust | XNTK | Shares | $371.8M | 1.5M |
| Ishares Tr | EFV | Shares | $341.1M | 4.6M |
| Ishares Tr | IDEV | Shares | $217.1M | 2.6M |
| Schwab Strategic Tr | FNDF | Shares | $174.7M | 3.6M |
| Alphabet Inc | GOOG | Shares | $164.4M | 573K |
| Vanguard Whitehall Fds | VYM | Shares | $153.4M | 1.0M |
| Ishares Tr | IUSV | Shares | $138.6M | 1.4M |
| Spdr Series Trust | SPYD | Shares | $124.8M | 2.7M |
| Berkshire Hathaway Inc Del | BRK/A | Shares | $119.9M | 167 |
| Vanguard Intl Equity Index F | VWO | Shares | $97.0M | 1.8M |
| Meta Platforms Inc | META | Shares | $91.3M | 159K |
| Amazon Com Inc | AMZN | Shares | $88.8M | 427K |
| Johnson & Johnson | JNJ | Shares | $82.0M | 335K |
| Spdr Series Trust | SPMD | Shares | $78.7M | 1.3M |
| Vanguard Tax-Managed Fds | VEA | Shares | $75.5M | 1.2M |
| Vanguard Index Fds | VB | Shares | $73.8M | 282K |
| Dow Inc | DOW | Shares | $67.1M | 1.6M |
| Ge Aerospace | GE | Shares | $60.5M | 213K |
| Polaris Inc | PII | Shares | $56.4M | 1.0M |
| Pepsico Inc | PEP | Shares | $53.3M | 343K |
| Cisco Sys Inc | CSCO | Shares | $52.3M | 675K |
| Ishares Tr | DGRO | Shares | $48.4M | 690K |
| Ge Vernova Inc | GEV | Shares | $46.6M | 53K |
| Microsoft Corp | MSFT | Shares | $46.0M | 124K |
| Enterprise Prods Partners L | EPD | Shares | $37.8M | 1.0M |
| Vanguard World Fd | VCR | Shares | $33.3M | 93K |
| Becton Dickinson & Co | BDX | Shares | $33.0M | 210K |
| Us Bancorp Del | USB | Shares | $32.5M | 625K |
| Select Sector Spdr Tr | XLRE | Shares | $31.3M | 767K |
| Ge Healthcare Technologies I | GEHC | Shares | $29.5M | 414K |
| Ishares Inc | DVYE | Shares | $28.2M | 820K |
| Qnity Electronics Inc | Q | Shares | $25.2M | 218K |
| Ishares Inc | IEMG | Shares | $25.1M | 360K |
| Dupont De Nemours Inc | DDUSD | Shares | $20.0M | 437K |
| Baxter Intl Inc | BAX | Shares | $17.6M | 1.1M |
| Carnival Corp | CCL1EUR | Shares | $16.8M | 650K |
| Kraft Heinz Co | KHC | Shares | $15.3M | 679K |
| Amerisafe Inc | AMSF | Shares | $14.2M | 427K |
| Truist Finl Corp | TFC | Shares | $13.2M | 288K |
| 3M Co | MMM | Shares | $13.2M | 91K |
| Vanguard Index Fds | VTI | Shares | $11.7M | 37K |
| Rtx Corporation | RTX | Shares | $10.6M | 55K |
| Avalonbay Cmntys Inc | AVB | Shares | $10.6M | 65K |
| Enbridge Inc | ENB | Shares | $9.7M | 179K |
| Waters Corp | WAT | Shares | $8.5M | 28K |
| Fmc Corp | FMC | Shares | $7.7M | 450K |
| Honda Motor Ltd | HMC | Shares | $7.1M | 291K |
| Workday Inc | WDAY | Shares | $6.2M | 48K |
| Coca Cola Co | KO | Shares | $5.2M | 68K |
| Novartis Ag | NVS | Shares | $5.1M | 34K |
| Berkshire Hathaway Inc Del | BRK/B | Shares | $4.6M | 10K |
| Applied Matls Inc | AMAT | Shares | $4.5M | 13K |
| Ishares Tr | SCZ | Shares | $4.1M | 52K |
| Toronto Dominion Bk Ont | TD | Shares | $3.9M | 42K |
| Intel Corp | INTC | Shares | $3.9M | 89K |
| Apple Inc | AAPL | Shares | $3.8M | 15K |
| Proctor & Gamble Ord | PG | Shares | $3.6M | 25K |
| Msc Indl Direct Inc | MSM | Shares | $3.6M | 39K |
| Ishares Tr | HDV | Shares | $3.2M | 24K |
| Stryker Corporation | SYK | Shares | $2.7M | 8K |
| Oracle Corp | ORCL | Shares | $2.1M | 15K |
| Thermo Fisher Scientific Inc | TMO | Shares | $2.1M | 4K |
| Zimmer Biomet Holdings Inc | ZBH | Shares | $2.0M | 22K |
| Howmet Aerospace Inc | HWM | Shares | $1.6M | 7K |
| C H Robinson Worldwide Inc | CHRW | Shares | $1.6M | 9K |
| Linde Plc | Shares | $1.5M | 3K | |
| United Parcel Svcs Inc | UPS | Shares | $1.2M | 12K |
| Blackrock Inc | BLK | Shares | $1.2M | 1K |
| Agnico Eagle Mines Ltd | AEM | Shares | $1.1M | 5K |
| Snap On Inc | SNA | Shares | $1.1M | 3K |
| Pnc Finl Svcs Group Inc | PNC | Shares | $1.0M | 5K |
| Qualcomm Inc | QCOM | Shares | $1.0M | 8K |
| Ecolab Inc | ECL | Shares | $958K | 4K |
| Rio Tinto Plc | RIO | Shares | $896K | 10K |
| Merck & Co Inc | MRK | Shares | $878K | 7K |
| At&T Inc | T | Shares | $871K | 30K |
| Graham Corp | GHM | Shares | $868K | 11K |
| Abbott Laboratories | ABT | Shares | $858K | 8K |
| Dover Corp | DOV | Shares | $813K | 4K |
| Sysco Corp | SYY | Shares | $792K | 11K |
| Broadcom Inc | AVGO | Shares | $740K | 2K |
| General Mtrs Co | GM | Shares | $730K | 10K |
| Carrier Global Corporation | CARR | Shares | $720K | 13K |
| Dell Technologies Inc | DELL | Shares | $681K | 4K |
| Illinois Tool Wks Inc | ITW | Shares | $664K | 3K |
| Warner Bros Discovery Inc | WBD | Shares | $646K | 24K |
| Cognizant Technology Solutio | CTSH | Shares | $628K | 10K |
| Mondelez Intl Inc | MDLZ | Shares | $611K | 11K |
| Vodafone Group Plc | VOD | Shares | $597K | 40K |
| Expeditors Intl Wash Inc | EXPD | Shares | $587K | 4K |
| Cme Group Inc | CME | Shares | $579K | 2K |
| Verizon Communications Inc | VZ | Shares | $504K | 10K |
| Otis Worldwide Corp | OTIS | Shares | $493K | 6K |
| Colgate Palmolive Co | CL | Shares | $477K | 6K |
| Arcelormittal Sa Luxembourg | MT | Shares | $419K | 8K |
| Cvs Health Corp | CVS | Shares | $417K | 6K |
| Barrick Mng Corp | B | Shares | $416K | 10K |
| Analog Devices Inc | ADI | Shares | $406K | 1K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.