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Auto-Owners Insurance Co
Period ended Sep 30, 2026 · Latest filing Oct 15, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $3,199,599,288
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- SPDR INDEX SHS FDS · ST STR PO EX ETF · 78463X889 · shares: $575,012,200
- ISHARES TR · CORE S&P TTL STK · 464287150 · shares: $360,111,598
- ISHARES TR · EAFE VALUE ETF · 464288877 · shares: $235,322,790
- SPDR SERIES TRUST · ST STR NYSE TECH · 78464A102 · shares: $165,010,533
- SCHWAB STRATEGIC TR · FUNDAMENTAL INTL · 808524755 · shares: $145,340,310
- ISHARES TR · CORE MSCI INTL · 46435G326 · shares: $136,158,120
- BERKSHIRE HATHAWAY INC DEL · CL A · 084670108 · shares: $116,532,780
- VANGUARD WHITEHALL FDS · HIGH DIV YLD · 921946406 · shares: $112,395,840
- ISHARES TR · CORE S&P US VLU · 464287663 · shares: $95,575,680
- SPDR SERIES TRUST · ST STR SP500DIV · 78468R788 · shares: $93,458,888
Reported holdings
144 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| SPDR INDEX SHS FDS | ST STR PO EX ETF | 78463X889 | — | 7,558,145 shares | $379,494,460 |
| ISHARES TR | CORE S&P TTL STK | 464287150 | — | 1,618,144 shares | $269,064,984 |
| ISHARES TR | EAFE VALUE ETF | 464288877 | — | 2,348,500 shares | $185,860,290 |
| ISHARES TR | CORE MSCI INTL | 46435G326 | — | 1,336,000 shares | $119,518,560 |
| SPDR INDEX SHS FDS | ST STR PO EX ETF | 78463X889 | — | 2,300,000 shares | $115,483,000 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 145 shares | $108,315,725 |
| SPDR SERIES TRUST | ST STR NYSE TECH | 78464A102 | — | 282,650 shares | $108,026,004 |
| SCHWAB STRATEGIC TR | FUNDAMENTAL INTL | 808524755 | — | 1,766,000 shares | $94,957,820 |
| SPDR INDEX SHS FDS | ST STR PO EX ETF | 78463X889 | — | 1,594,000 shares | $80,034,740 |
| META PLATFORMS INC | CL A | 30303M102 | — | 94,663 shares | $68,647,714 |
| VANGUARD INDEX FDS | SMALL CP ETF | 922908751 | — | 232,528 shares | $66,151,891 |
| VANGUARD TAX-MANAGED FDS | VAN FTSE DEV MKT | 921943858 | — | 912,750 shares | $64,449,278 |
| VANGUARD WHITEHALL FDS | HIGH DIV YLD | 921946406 | — | 412,700 shares | $64,051,040 |
| SPDR SERIES TRUST | ST STR SP500DIV | 78468R788 | — | 1,369,700 shares | $62,150,138 |
| ISHARES TR | CORE S&P TTL STK | 464287150 | — | 372,550 shares | $61,947,614 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 162,974 shares | $55,531,768 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 203,162 shares | $53,785,108 |
| AMAZON COM INC | COM | 023135106 | — | 200,463 shares | $49,945,356 |
| SPDR SERIES TRUST | ST STR P400MID | 78464A847 | — | 750,000 shares | $47,295,000 |
| DOW HLDGS INC | COM | 260557103 | — | 1,611,000 shares | $44,366,940 |
| MICROSOFT CORP | COM | 594918104 | — | 85,881 shares | $44,048,365 |
| ISHARES TR | CORE S&P US VLU | 464287663 | — | 374,000 shares | $41,371,880 |
| PEPSICO INC | COM | 713448108 | — | 315,378 shares | $39,964,700 |
| POLARIS INC | COM | 731068102 | — | 715,000 shares | $37,287,250 |
| SPDR SERIES TRUST | ST STR NYSE TECH | 78464A102 | — | 93,900 shares | $35,887,641 |
| ENTERPRISE PRODS PARTNERS L | COM | 293792107 | — | 1,000,000 shares | $35,610,000 |
| ISHARES TR | CORE S&P US VLU | 464287663 | — | 274,000 shares | $30,309,880 |
| BLUE OWL TECHNOLOGY FIN CORP | COMMON STOCK | 095924106 | — | 3,083,763 shares | $30,251,715 |
| ISHARES TR | CORE S&P TTL STK | 464287150 | — | 175,000 shares | $29,099,000 |
| SCHWAB STRATEGIC TR | FUNDAMENTAL INTL | 808524755 | — | 519,000 shares | $27,906,630 |
| BECTON DICKINSON & CO | COM | 075887109 | — | 154,935 shares | $27,733,365 |
| ISHARES TR | EAFE VALUE ETF | 464288877 | — | 330,000 shares | $26,116,200 |
| VANGUARD WHITEHALL FDS | HIGH DIV YLD | 921946406 | — | 167,000 shares | $25,918,400 |
| ISHARES TR | CORE DIV GRWTH | 46434V621 | — | 339,500 shares | $25,594,905 |
| VANGUARD WORLD FD | CONSUM DIS ETF | 92204A108 | — | 68,700 shares | $25,225,953 |
| BAXTER INTL INC | COM | 071813109 | — | 1,050,000 shares | $25,200,000 |
| ISHARES TR | CORE S&P US VLU | 464287663 | — | 216,000 shares | $23,893,920 |
| ISHARES TR | EAFE VALUE ETF | 464288877 | — | 295,000 shares | $23,346,300 |
| SCHWAB STRATEGIC TR | FUNDAMENTAL INTL | 808524755 | — | 418,000 shares | $22,475,860 |
| VANGUARD WHITEHALL FDS | HIGH DIV YLD | 921946406 | — | 144,500 shares | $22,426,400 |
| SPDR SERIES TRUST | ST STR NYSE TECH | 78464A102 | — | 55,200 shares | $21,096,888 |
| GE HEALTHCARE TECHNOLOGIES I | COMMON STOCK | 36266G107 | — | 291,781 shares | $19,073,724 |
| SPDR SERIES TRUST | ST STR SP500DIV | 78468R788 | — | 420,000 shares | $19,057,500 |
| VANGUARD INTL EQUITY INDEX F | FTSE EMR MKT ETF | 922042858 | — | 313,000 shares | $18,564,030 |
| SELECT SECTOR SPDR TR | ST STR REAL ETF | 81369Y860 | — | 401,531 shares | $16,426,634 |
| ISHARES INC | CORE MSCI EMKT | 46434G103 | — | 200,000 shares | $16,232,000 |
| CARNIVAL CORP LTD | COMMON SHARES | G2004J103 | — | 650,000 shares | $15,951,000 |
| META PLATFORMS INC | CL A | 30303M102 | — | 19,200 shares | $13,923,456 |
| GE VERNOVA INC | COM | 36828A101 | — | 13,940 shares | $13,249,831 |
| SPDR SERIES TRUST | ST STR SP500DIV | 78468R788 | — | 270,000 shares | $12,251,250 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 35,000 shares | $11,925,900 |
| VANGUARD INTL EQUITY INDEX F | FTSE EMR MKT ETF | 922042858 | — | 192,216 shares | $11,400,331 |
| SPDR SERIES TRUST | ST STR P400MID | 78464A847 | — | 180,000 shares | $11,350,800 |
| EQUITY RESIDENTIAL | SH BEN INT | 29476L107 | — | 181,545 shares | $11,030,674 |
| AMAZON COM INC | COM | 023135106 | — | 43,000 shares | $10,713,450 |
| GE AEROSPACE | COM NEW | 369604301 | — | 34,000 shares | $10,617,860 |
| GE AEROSPACE | COM NEW | 369604301 | — | 33,536 shares | $10,472,957 |
| AMERISAFE INC | COM | 03071H100 | — | 426,900 shares | $10,087,647 |
| ISHARES TR | CORE MSCI INTL | 46435G326 | — | 103,000 shares | $9,214,380 |
| KRAFT HEINZ CO | COM | 500754106 | — | 371,998 shares | $8,451,794 |
| GE VERNOVA INC | COM | 36828A101 | — | 8,431 shares | $8,013,581 |
| VANGUARD TAX-MANAGED FDS | VAN FTSE DEV MKT | 921943858 | — | 112,000 shares | $7,908,320 |
| GE VERNOVA INC | COM | 36828A101 | — | 8,012 shares | $7,615,326 |
| ISHARES TR | CORE DIV GRWTH | 46434V621 | — | 100,000 shares | $7,539,000 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 22,000 shares | $7,496,280 |
| ISHARES TR | CORE MSCI INTL | 46435G326 | — | 83,000 shares | $7,425,180 |
| SPDR SERIES TRUST | ST STR P400MID | 78464A847 | — | 110,000 shares | $6,936,600 |
| GE AEROSPACE | COM NEW | 369604301 | — | 22,000 shares | $6,870,380 |
| AMAZON COM INC | COM | 023135106 | — | 25,000 shares | $6,228,750 |
| ISHARES INC | EM MKTS DIV ETF | 464286319 | — | 180,000 shares | $6,120,000 |
| VANGUARD INDEX FDS | TOTAL STK MKT | 922908769 | — | 15,600 shares | $5,838,144 |
| ISHARES TR | CORE DIV GRWTH | 46434V621 | — | 75,000 shares | $5,654,250 |
| VANGUARD INDEX FDS | SMALL CP ETF | 922908751 | — | 19,500 shares | $5,547,555 |
| MICROSOFT CORP | COM | 594918104 | — | 10,400 shares | $5,334,160 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 7 shares | $5,229,035 |
| ISHARES TR | EAFE SML CP ETF | 464288273 | — | 57,700 shares | $4,869,880 |
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | — | 9,619 shares | $4,789,781 |
| SELECT SECTOR SPDR TR | ST STR REAL ETF | 81369Y860 | — | 106,711 shares | $4,365,547 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 15,940 shares | $4,219,956 |
| FMC CORP | COM NEW | 302491303 | — | 450,000 shares | $4,014,000 |
| NOVARTIS AG | SPONSORED ADR | 66987V109 | — | 26,347 shares | $3,756,292 |
| VANGUARD INDEX FDS | SMALL CP ETF | 922908751 | — | 13,100 shares | $3,726,819 |
| PROCTER & GAMBLE CO | COM | 742718109 | — | 24,769 shares | $3,598,440 |
| MICROSOFT CORP | COM | 594918104 | — | 7,000 shares | $3,590,300 |
| 3M CO | COM | 88579Y101 | — | 20,400 shares | $3,348,660 |
| ISHARES TR | CORE HIGH DV ETF | 46429B663 | — | 119,000 shares | $3,327,240 |
| SELECT SECTOR SPDR TR | ST STR REAL ETF | 81369Y860 | — | 75,806 shares | $3,101,223 |
| BECTON DICKINSON & CO | COM | 075887109 | — | 17,310 shares | $3,098,490 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 4 shares | $2,988,020 |
| VANGUARD WORLD FD | CONSUM DIS ETF | 92204A108 | — | 7,900 shares | $2,900,801 |
| CISCO SYS INC | COM | 17275R102 | — | 26,863 shares | $2,891,265 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 4,190 shares | $2,828,460 |
| 3M CO | COM | 88579Y101 | — | 15,890 shares | $2,608,344 |
| APPLIED MATLS INC | COM | 038222105 | — | 5,014 shares | $2,564,059 |
| GE HEALTHCARE TECHNOLOGIES I | COMMON STOCK | 36266G107 | — | 38,587 shares | $2,522,432 |
| RTX CORPORATION | COM | 75513E101 | — | 13,500 shares | $2,506,275 |
| HONDA MOTOR CO LTD | ADR ECH CNV IN 3 | 438128308 | — | 78,000 shares | $2,464,800 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 8,560 shares | $2,266,174 |
| KRAFT HEINZ CO | COM | 500754106 | — | 97,900 shares | $2,224,288 |
| STRYKER CORPORATION | COM | 863667101 | — | 8,000 shares | $2,203,120 |