American Investment Services, Inc.
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$448.3M
Q ending 2026-03-31
Prior quarter
$430.9M
Q ending 2025-12-31
Change
+4.0% QoQ · -21.1% YoY
Positions
132
reported holdings
Largest positions
Top 100 of 132 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 |
|---|---|---|---|---|
| World Gold Tr | GLDM | Shares | $43.5M | 469K |
| Vanguard Index Fds | VUG | Shares | $34.6M | 79K |
| Dimensional Etf Trust | DFUV | Shares | $23.3M | 480K |
| Vanguard Whitehall Fds | VYMI | Shares | $20.5M | 217K |
| Dimensional Etf Trust | DFIC | Shares | $14.1M | 398K |
| Dimensional Etf Trust | DFAS | Shares | $12.8M | 179K |
| Dimensional Etf Trust | DFUS | Shares | $12.3M | 173K |
| Chevron Corporation | CVX | Shares | $11.8M | 57K |
| Vanguard Index Fds | VTV | Shares | $11.8M | 60K |
| Vanguard World Fd | VPU | Shares | $10.6M | 53K |
| Verizon Communications Inc | VZ | Shares | $9.5M | 190K |
| Dimensional Etf Trust | DFGR | Shares | $9.5M | 359K |
| Dimensional Etf Trust | DFEM | Shares | $9.3M | 270K |
| Dimensional Etf Trust | DFAT | Shares | $8.9M | 143K |
| Vanguard Mun Bd Fds | VSDM | Shares | $8.9M | 116K |
| Dimensional Etf Trust | DFAW | Shares | $8.4M | 114K |
| Vanguard Tax-Managed Fds | VEA | Shares | $8.1M | 126K |
| Ishares Gold Tr | IAU | Shares | $8.0M | 91K |
| Merck & Co Inc | MRK | Shares | $8.0M | 66K |
| Dimensional Etf Trust | DFAX | Shares | $7.9M | 232K |
| Vanguard Index Fds | VBR | Shares | $6.7M | 31K |
| Vanguard Index Fds | VB | Shares | $6.6M | 25K |
| Vanguard Index Fds | VNQ | Shares | $6.3M | 71K |
| Ishares Tr | SHV | Shares | $5.6M | 51K |
| Dimensional Etf Trust | DFSV | Shares | $5.4M | 155K |
| Johnson & Johnson | JNJ | Shares | $5.4M | 22K |
| Vanguard Index Fds | VOO | Shares | $5.1M | 9K |
| Amgen Inc | AMGN | Shares | $4.9M | 14K |
| Dimensional Etf Trust | DFNM | Shares | $4.7M | 98K |
| Dimensional Etf Trust | DFLV | Shares | $4.6M | 130K |
| Schwab Strategic Tr | SCHO | Shares | $4.4M | 181K |
| Vanguard Mun Bd Fds | VTEB | Shares | $4.1M | 82K |
| Vanguard Intl Equity Index F | VWO | Shares | $3.8M | 70K |
| Spdr Index Shs Fds | SPDW | Shares | $3.4M | 74K |
| Spdr Series Trust | SPYV | Shares | $3.3M | 59K |
| Vanguard Scottsdale Fds | VCIT | Shares | $3.2M | 39K |
| Vanguard Scottsdale Fds | VGSH | Shares | $2.9M | 50K |
| Ishares Tr | SHY | Shares | $2.8M | 34K |
| Dimensional Etf Trust | DFAI | Shares | $2.8M | 71K |
| Berkshire Hathaway Inc Del | BRK/B | Shares | $2.7M | 6K |
| Schwab Strategic Tr | SCHB | Shares | $2.6M | 103K |
| Vanguard Bd Index Fds | BSV | Shares | $2.5M | 32K |
| Spdr Series Trust | SPYM | Shares | $2.5M | 32K |
| Ishares Tr | AGG | Shares | $2.3M | 23K |
| Schwab Strategic Tr | SCHA | Shares | $2.2M | 76K |
| Vanguard Index Fds | VTI | Shares | $2.2M | 7K |
| Schwab Strategic Tr | SCHX | Shares | $2.2M | 85K |
| Dimensional Etf Trust | DFGP | Shares | $1.9M | 36K |
| Dimensional Etf Trust | DFIV | Shares | $1.9M | 36K |
| Dimensional Etf Trust | DFSD | Shares | $1.9M | 39K |
| Ishares Tr | IVW | Shares | $1.9M | 16K |
| Invesco Exchange Traded Fd T | RSP | Shares | $1.8M | 10K |
| Dimensional Etf Trust | DFAU | Shares | $1.8M | 40K |
| Vanguard Index Fds | VV | Shares | $1.8M | 6K |
| Ishares Tr | TIP | Shares | $1.7M | 15K |
| Ishares Tr | IJS | Shares | $1.5M | 12K |
| Ishares Tr | IWF | Shares | $1.5M | 3K |
| Dimensional Etf Trust | DFAE | Shares | $1.4M | 43K |
| Dimensional Etf Trust | DUHP | Shares | $1.3M | 37K |
| Vanguard Bd Index Fds | BND | Shares | $1.3M | 18K |
| Eli Lilly & Co | LLY | Shares | $1.3M | 1K |
| Schwab Strategic Tr | SCHF | Shares | $1.3M | 52K |
| Spdr Series Trust | SLYV | Shares | $1.3M | 14K |
| Vanguard Scottsdale Fds | VONE | Shares | $1.3M | 4K |
| Unitedhealth Group Inc | UNH | Shares | $1.0M | 4K |
| International Business Machs | IBM | Shares | $1.0M | 4K |
| Schwab Strategic Tr | SCHE | Shares | $972K | 29K |
| Prologis Inc. | PLD | Shares | $935K | 7K |
| Spdr Index Shs Fds | SPEM | Shares | $920K | 20K |
| Equinix Inc | EQIX | Shares | $911K | 929 |
| Ishares Tr | IWD | Shares | $871K | 4K |
| Vanguard Malvern Fds | VSDB | Shares | $826K | 11K |
| Vanguard Malvern Fds | VTIP | Shares | $771K | 15K |
| Exxon Mobil Corp | XOM | Shares | $770K | 5K |
| Berkshire Hathaway Inc Del | BRK/A | Shares | $718K | 1 |
| Nextera Energy Inc | NEE | Shares | $705K | 8K |
| Home Depot Inc | HD | Shares | $704K | 2K |
| Dimensional Etf Trust | DFVX | Shares | $684K | 9K |
| Spdr Series Trust | SPSM | Shares | $682K | 14K |
| Jpmorgan Chase & Co | JPM | Shares | $677K | 2K |
| Ishares Tr | IJR | Shares | $676K | 5K |
| Interactive Brokers Group In | IBKR | Shares | $671K | 10K |
| Ishares Tr | IVV | Shares | $669K | 1K |
| Ishares Tr | IWM | Shares | $614K | 2K |
| Pepsico Inc | PEP | Shares | $614K | 4K |
| Ishares Tr | EEM | Shares | $613K | 11K |
| Vanguard World Fd | VGT | Shares | $592K | 849 |
| Dimensional Etf Trust | DFAR | Shares | $561K | 24K |
| American Tower Corp | AMT | Shares | $561K | 3K |
| Dow Hldgs Inc | DOW | Shares | $554K | 13K |
| Digital Rlty Tr Inc | DLR | Shares | $546K | 3K |
| Coca Cola Co | KO | Shares | $543K | 7K |
| The Cigna Group | CI | Shares | $542K | 2K |
| State Str Spdr S&P 500 Etf T | SPY | Shares | $535K | 823 |
| Nike Inc | NKE | Shares | $515K | 10K |
| Ge Aerospace | GE | Shares | $512K | 2K |
| Apple Inc | AAPL | Shares | $510K | 2K |
| Procter & Gamble Co | PG | Shares | $509K | 4K |
| Simon Ppty Group Inc New | SPG | Shares | $495K | 3K |
| Schwab Strategic Tr | SCHV | Shares | $478K | 16K |
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.