Institutional Manager · CIK 0001455288
Shelter Mutual Insurance Co
COLUMBIA, MO · File #028-13418
Latest AUM
$448.3M
Positions
58
Top-10 Concentration
38.7%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | ISHARES TR | 464287200 | +20,826 | +$14.3M | +$173,135 |
| REDUCE | CATERPILLAR INC | CAT | -10,050 | -$5.8M | +$2.9M |
| REDUCE | WALMART INC | WMT | -43,900 | -$4.9M | +$1.4M |
| REDUCE | AMERICAN EXPRESS CO | AXP | -11,150 | -$4.1M | +$1.5M |
| ADD | BROOKFIELD CORP | 11271J107 | +28,065 | +$1.3M | -$1.3M |
| ADD | ISHARES TR | 46429B267 | +13,060 | +$300,772 | -$10,587 |
| ADD | ISHARES TR | 46432F834 | +2,240 | +$189,493 | +$96,594 |
| ADD | ISHARES TR | 464288620 | +3,130 | +$162,009 | -$119,179 |
| REDUCE | ABBVIE INC | ABBV | -660 | -$150,803 | -$175,635 |
| ADD | ISHARES TR | 464288588 | +1,470 | +$139,973 | +$7,567 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202558 pos · $448.3M
- 13F HOLDINGS REPORTQ/E Sep 202558 pos · $445.9M
- 13F HOLDINGS REPORTQ/E Jun 202558 pos · $431.4M
- 13F HOLDINGS REPORTQ/E Mar 202557 pos · $414.8M
- 13F HOLDINGS REPORTQ/E Dec 202457 pos · $401.2M
- 13F HOLDINGS REPORTQ/E Sep 202457 pos · $418.7M
- 13F HOLDINGS REPORTQ/E Jun 202458 pos · $384.3M
- 13F HOLDINGS REPORTQ/E Mar 202468 pos · $388.1M
- 13F HOLDINGS REPORTQ/E Dec 202360 pos · $358.4M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 34 | $25.7M | 5.79% |
| 2 | VANGUARD STAR FDS | 921909768 | 314,823 | $23.8M | 5.36% |
| 3 | ISHARES TR | 464287200 | 31,896 | $21.8M | 4.93% |
| 4 | ORACLE CORP | ORCL-PD | 82,710 | $16.1M | 3.64% |
| 5 | VANGUARD INDEX FDS | 922908769 | 43,850 | $14.7M | 3.32% |
| 6 | ISHARES TR | 46432F842 | 160,575 | $14.4M | 3.24% |
| 7 | VISA INC | V | 40,610 | $14.2M | 3.21% |
| 8 | ISHARES TR | 464288620 | 273,990 | $14.2M | 3.20% |
| 9 | WALMART INC | WMT | 121,766 | $13.6M | 3.06% |
| 10 | ABBVIE INC | ABBV | 56,925 | $13.0M | 2.94% |
| 11 | CME GROUP INC | CME | 45,920 | $12.5M | 2.83% |
| 12 | VERTEX PHARMACEUTICALS INC | VRTX | 27,600 | $12.5M | 2.82% |
| 13 | CATERPILLAR INC | CAT | 20,730 | $11.9M | 2.68% |
| 14 | INTERNATIONAL BUSINESS MACHS | INTR | 38,491 | $11.4M | 2.57% |
| 15 | LINDE PLC | LIN | 26,440 | $11.3M | 2.54% |
| 16 | AMERICAN EXPRESS CO | AXP | 28,735 | $10.6M | 2.40% |
| 17 | ISHARES TR | 464287242 | 95,196 | $10.5M | 2.37% |
| 18 | ISHARES TR | 464288588 | 109,570 | $10.4M | 2.35% |
| 19 | LOWES COS INC | 548661107 | 41,120 | $9.9M | 2.24% |
| 20 | DEERE & CO | DE | 20,315 | $9.5M | 2.13% |