American Investment Services, Inc.

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 13, 2025), American Investment Services, Inc. reported 134 stock positions worth $416.2 million. Its top holding was SPDR Gold Minishares Trust (GLDM) at 10.3% of the portfolio, followed by Vanguard Mrngstar GR ETF-Sui (VUG, 9.2%) and Dimensional US Marketwide Va (DFUV, 5.2%). Compared with Q2 2025, it opened 4 new positions, sold out of 3, added to 36 and reduced 54. The biggest buy was Merck (MRK, shares +54%) and the biggest sale Vanguard Int High DVD YLD (VYMI, shares −9%).

Most Recent 13F
Q2 2026
Location
GREAT BARRINGTON, MA
CIK
0001369913
Portfolio Value
$416.2M (Q3 2025)
SEC Filing
0001369913-25-000003 ↗ filed Nov 13, 2025

Holdings Value

0$200.0M$400.0M$600.0M Q1 2024: $564.2M Q1 2024 Q2 2024: $564.7M Q2 2024 Q3 2024: $598.7M Q3 2024 Q4 2024: $565.0M Q4 2024 Q1 2025: $568.1M Q1 2025 Q2 2025: $391.8M Q2 2025 Q3 2025: $416.2M $416.2M Q3 2025 Q4 2025: $430.9M Q4 2025 Q1 2026: $448.3M Q1 2026 Q2 2026: $473.3M Q2 2026

Holdings 134 stocks · $416.2M

GLDM SPDR Gold Minishares Trust 10.35% 563,355 $43.1M Reduce -2.2%
VUG Vanguard Mrngstar GR ETF-Sui 9.19% 79,781 $38.3M Reduce -1.9%
DFUV Dimensional US Marketwide Va 5.20% 484,639 $21.7M Reduce -2.6%
VYMI Vanguard Int High DVD YLD Inc. 4.49% 220,658 $18.7M Reduce -8.8%
DFIC Dimensional International Co. 2.79% 354,126 $11.6M Add +1.9%
DFAS Dimensional US Small Cap ETF 2.76% 167,913 $11.5M Reduce -2.3%
VTV Vanguard Mrngstr Val ETF-Aui 2.64% 58,997 $11.0M Reduce -0.4%
DFUS Dimensional US Eq MKT ETF 2.59% 148,791 $10.8M Reduce -4.5%
VPU Vanguard Utilities ETF 2.43% 53,427 $10.1M Reduce -0.3%
IAU iShares Gold Trust 2.24% 128,209 $9.3M Reduce -3.2%
VZ Verizon Communications Inc. 2.17% 205,279 $9.0M Reduce -1.6%
CVX Chevron Corp. 2.14% 57,366 $8.9M Add +11.0%
VEA Vanguard Ftse Developed ETF 2.05% 142,103 $8.5M Reduce -6.1%
DFAT Dimensional US Target Value 2.03% 145,405 $8.5M Reduce -1.1%
DFEM Dimensional Emrg MRKT Core 1.96% 254,482 $8.2M Add +4.0%
DFGR Dim Global Real Estate ETF 1.84% 279,919 $7.6M Add +11.2%
DFAX Dimensional World Ex US Core 1.82% 241,046 $7.6M Reduce -0.4%
DFAW Dimensional World Eqty ETF 1.77% 102,725 $7.4M Add +0.0%
VBR Vngrd Mrngst SL-CP Val ETF-U 1.61% 32,046 $6.7M Reduce -1.8%
VB Vanguard Most SM-Cap ETF-Usd 1.58% 25,800 $6.6M Add +1.3%
VNQ Vanguard Real Estate ETF 1.55% 70,411 $6.4M Add +1.2%
VOO Vanguard S&P 500 ETF 1.36% 9,263 $5.7M Reduce -1.2%
SHV iShares 0-1 Year Treasury Bo 1.33% 50,284 $5.6M Reduce -4.6%
DFSV Dimensional US Small Cap Val 1.13% 147,289 $4.7M Add +8.0%
JNJ Johnson & Johnson 1.01% 22,697 $4.2M Add +10.5%
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 0.97% 14,351 $4.0M Add +0.7%
MRK Merck & Co. Inc. 0.92% 45,826 $3.8M Add +54.4%
VTEB Vanguard Tax-Exempt Bond ETF 0.92% 76,722 $3.8M Add +11.6%
VWO Vanguard Ftse Emerging Marke 0.86% 66,375 $3.6M Reduce -8.3%
DFLV Dim US Large Cap Value ETF 0.85% 107,840 $3.5M Add +6.8%
SPDW Ste STR SPDR PT DW Eu ETF 0.82% 80,128 $3.4M Reduce -1.7%
SCHO Schwab Short-Term US Treas 0.82% 140,336 $3.4M Add +5.6%
SPYV SS SPDR P S&P 500 Value ETF 0.81% 60,765 $3.4M Reduce -0.1%
DFNM Dimensional National Muni BD 0.74% 64,110 $3.1M Reduce -1.5%
SHY iShares 1-3 Year Treasury Bo 0.72% 35,894 $3.0M Reduce -2.4%
VGSH Vanguard Short-Term Treasury 0.71% 50,168 $3.0M Reduce -7.4%
VCIT Vanguard Int-Term Corporate 0.70% 34,666 $2.9M Add +12.7%
SPYM Ste STR SPDR PT S&P 500 ETF 0.70% 36,956 $2.9M Reduce -1.3%
BRK.B Berkshire Hathaway Inc. Class B 0.69% 5,677 $2.9M No change
AMGN Amgen Inc. 0.66% 9,719 $2.7M Add +45.7%
DFAI Dimensional International Co. 0.58% 66,480 $2.4M Reduce -0.1%
VTI VG Morningstar TS MKT ETF-US 0.56% 7,055 $2.3M Reduce -1.5%
IVW iShares S&P 500 Growth ETF 0.55% 18,895 $2.3M Reduce -0.9%
SCHX Schwab US Large-Cap ETF 0.55% 86,260 $2.3M Add +0.3%
BSV Vanguard Short-Term Bond ETF 0.54% 28,218 $2.2M Add +2.9%
SCHA Schwab US Small-Cap ETF 0.53% 79,232 $2.2M No change
VV Vngrd Mrgstr LRG-Cap ETF-Usd 0.47% 6,422 $2.0M Add +6.0%
XOM Exxon Mobil Corp. 0.44% 16,356 $1.8M Reduce -3.0%
RSP Invesco S&P 500 Equal Weight 0.43% 9,522 $1.8M No change
DUHP Dimensional US High Profi Et 0.40% 44,456 $1.7M Reduce -4.5%
IWF iShares Russell 1000 Growth 0.40% 3,578 $1.7M Reduce -2.6%
DFIV Dimensional International Va 0.40% 35,997 $1.7M No change
AGG iShares Core U.S. Aggregate 0.39% 16,315 $1.6M Add +9.6%
DFGP Dimensional GLBL Core PL Fix 0.39% 29,270 $1.6M Add +25.5%
TIP iShares Tips Bond ETF 0.38% 14,203 $1.6M Reduce -5.5%
DFAU Dimensional US Core Equity M 0.37% 33,487 $1.5M Add +0.1%
DFSD Dimensional Short Duration 0.36% 31,080 $1.5M Reduce -16.8%
IJS iShares S&P Small-Cap 600 Va 0.34% 12,950 $1.4M No change
DOW Dow Inc. 0.34% 61,251 $1.4M Reduce -29.3%
VONE Vanguard Russell 1000 0.32% 4,425 $1.3M Reduce -3.3%
DFAE Dimensional Emerging Core Eq 0.32% 41,692 $1.3M Add +1.3%
SCHF Schwab Intl Equity ETF 0.30% 53,224 $1.2M No change
SLYV SS SPDR S&P 600 SC Val ETF 0.29% 13,603 $1.2M No change
MMM 3M Co. 0.27% 7,156 $1.1M Reduce -61.2%
LLY Eli Lilly & Co. 0.26% 1,395 $1.1M No change
BND Vanguard Total Bond Market 0.24% 13,696 $1.0M Add +12.7%
SCHE Schwab Emrg Mrkts Eqty ETF 0.24% 29,483 $984K No change
SPEM State Street SP PTF Em ETF 0.22% 19,827 $928K Add +2.4%
JPM JPMorgan Chase & Co. 0.21% 2,837 $895K No change
SPSM SS SPDR P S&P 600 Small Cap 0.21% 18,854 $873K Reduce -2.0%
HD Home Depot Inc. 0.21% 2,140 $867K No change
DFVX Dim US Large Cap Vector ETF 0.21% 11,884 $864K Reduce -6.5%
IWD iShares Russell 1000 Value E 0.20% 4,076 $830K No change
PLD Prologis Inc. 0.19% 7,070 $810K Add +9.3%
BRK.A Berkshire Hathaway Inc. Class A 0.18% 1 $754K No change
EQIX Equinix Inc. 0.17% 929 $728K Add +14.1%
AMT American Tower Corp. 0.17% 3,599 $692K Reduce -11.5%
PG The Procter & Gamble Co. 0.17% 4,497 $691K No change
IVV iShares Core S&P 500 ETF 0.17% 1,031 $690K Reduce -1.3%
CSCO Cisco Systems Inc. 0.17% 10,076 $689K Reduce -1.1%
IJR iShares Core S&P Small-Cap E 0.17% 5,786 $688K Add +2.7%
GE General Electric filed as GE AEROSPACE 0.15% 2,097 $631K No change
EEM iShares MSCI Emerging Market 0.15% 11,713 $625K Reduce -2.0%
VGT Vanguard Info Tech ETF 0.15% 815 $609K Add +13.2%
IWM iShares Russell 2000 ETF 0.14% 2,477 $599K No change
SPY SS SPDR S&P 500 ETF Trust-US 0.14% 899 $599K Add +0.1%
CI The Cigna Group 0.14% 2,033 $586K No change
DFAR Dimensional US Real Est ETF 0.14% 24,329 $580K Reduce -0.1%
NEE Nextera Energy Inc. 0.14% 7,586 $573K No change
PEP Pepsico Inc. 0.13% 3,951 $555K No change
VTIP Vanguard Short-Term Tips 0.13% 10,865 $550K Add +21.3%
DLR Digital Realty Trust Inc. 0.13% 3,030 $524K No change
AAPL Apple Inc. 0.12% 2,028 $516K Reduce -0.1%
SCHV Schwab US Large-Cap Value 0.12% 17,298 $504K No change
SPG Simon Property Group Inc. 0.12% 2,656 $498K Reduce -9.8%
PSA Public Storage 0.11% 1,626 $470K Add +15.2%
O Realty Income Corp. 0.11% 7,526 $458K Reduce -5.1%
MSFT Microsoft Corp. 0.11% 850 $440K No change
BNDX Vanguard Total Intl Bond ETF 0.10% 8,809 $436K Add +29.1%
VCEB Vanguard ESG US Corp. Bond 0.10% 6,459 $415K Add +15.1%

Show all 134 holdings

Portfolio Sells Q2 2025 → Q3 2025

VYMI Vanguard Int High DVD YLD Inc. Reduce -8.8% 4.49% −0.46
MMM 3M Co. Reduce -61.2% 0.27% −0.45
DOW Dow Inc. Reduce -29.3% 0.34% −0.25
DFUV Dimensional US Marketwide Va Reduce -2.6% 5.20% −0.16
VEA Vanguard Ftse Developed ETF Reduce -6.1% 2.05% −0.16
SHV iShares 0-1 Year Treasury Bo Reduce -4.6% 1.33% −0.15
VZ Verizon Communications Inc. Reduce -1.6% 2.17% −0.14
WBA Walgreens Boots Alliance Inc. Sold out 0.00% −0.11
VGSH Vanguard Short-Term Treasury Reduce -7.4% 0.71% −0.10
DFSD Dimensional Short Duration Reduce -16.8% 0.36% −0.10
DFUS Dimensional US Eq MKT ETF Reduce -4.5% 2.59% −0.08
AMT American Tower Corp. Reduce -11.5% 0.17% −0.06
SHY iShares 1-3 Year Treasury Bo Reduce -2.4% 0.72% −0.06
SOLV Solventum Corp. Sold out 0.00% −0.06
INVH Invitation Homes Inc. Sold out 0.00% −0.05
VWO Vanguard Ftse Emerging Marke Reduce -8.3% 0.86% −0.05
DFNM Dimensional National Muni BD Reduce -1.5% 0.74% −0.05
TIP iShares Tips Bond ETF Reduce -5.5% 0.38% −0.04
EMXC iShares MSCI Emr MRK Ex Chna Reduce -39.3% 0.06% −0.04
DFAS Dimensional US Small Cap ETF Reduce -2.3% 2.76% −0.03
VTV Vanguard Mrngstr Val ETF-Aui Reduce -0.4% 2.64% −0.03
XOM Exxon Mobil Corp. Reduce -3.0% 0.44% −0.02
DUHP Dimensional US High Profi Et Reduce -4.5% 0.40% −0.02
CCI Crown Castle Inc. Reduce -5.8% 0.09% −0.02
SPDW Ste STR SPDR PT DW Eu ETF Reduce -1.7% 0.82% −0.02
VBR Vngrd Mrngst SL-CP Val ETF-U Reduce -1.8% 1.61% −0.02
DFVX Dim US Large Cap Vector ETF Reduce -6.5% 0.21% −0.02
CSCO Cisco Systems Inc. Reduce -1.1% 0.17% −0.01
AVB Avalonbay Communities Inc. Reduce -0.1% 0.07% −0.01
O Realty Income Corp. Reduce -5.1% 0.11% −0.01
DFAI Dimensional International Co. Reduce -0.1% 0.58% −0.01
VONE Vanguard Russell 1000 Reduce -3.3% 0.32% −0.01
DFAR Dimensional US Real Est ETF Reduce -0.1% 0.14% −0.01
VT Vanguard Tot World STK ETF Reduce -8.6% 0.06% −0.01
SPYV SS SPDR P S&P 500 Value ETF Reduce -0.1% 0.81% −0.00
XLK SS Technology Select Sector Reduce -10.3% 0.06% −0.00
EFA iShares MSCI Eafe ETF Reduce -0.5% 0.09% −0.00
SPG Simon Property Group Inc. Reduce -9.8% 0.12% −0.00
DFEV Dimensional Emrg MRKT Val Reduce -0.8% 0.08% −0.00
PFE Pfizer Inc. Reduce -0.1% 0.05% −0.00
VXUS Vanguard Total Intl Stock Reduce -1.1% 0.06% −0.00
IVV iShares Core S&P 500 ETF Reduce -1.3% 0.17% +0.00
SPSM SS SPDR P S&P 600 Small Cap Reduce -2.0% 0.21% +0.00
VTI VG Morningstar TS MKT ETF-US Reduce -1.5% 0.56% +0.00
SPYM Ste STR SPDR PT S&P 500 ETF Reduce -1.3% 0.70% +0.00
DFAX Dimensional World Ex US Core Reduce -0.4% 1.82% +0.00
EEM iShares MSCI Emerging Market Reduce -2.0% 0.15% +0.00
VOO Vanguard S&P 500 ETF Reduce -1.2% 1.36% +0.00
IWF iShares Russell 1000 Growth Reduce -2.6% 0.40% +0.00
GLD SPDR Gold Shares Reduce -1.2% 0.07% +0.01

Portfolio Buys Q2 2025 → Q3 2025

MRK Merck & Co. Inc. Add +54.4% 0.92% +0.32
CVX Chevron Corp. Add +11.0% 2.14% +0.25
JNJ Johnson & Johnson Add +10.5% 1.01% +0.21
AMGN Amgen Inc. Add +45.7% 0.66% +0.18
DFGR Dim Global Real Estate ETF Add +11.2% 1.84% +0.11
DFEM Dimensional Emrg MRKT Core Add +4.0% 1.96% +0.11
DFSV Dimensional US Small Cap Val Add +8.0% 1.13% +0.10
DFGP Dimensional GLBL Core PL Fix Add +25.5% 0.39% +0.07
VTEB Vanguard Tax-Exempt Bond ETF Add +11.6% 0.92% +0.06
VTC Vanguard Total Corporate BND New 0.06% +0.06
IWC iShares Micro-Cap ETF New 0.05% +0.05
DFLV Dim US Large Cap Value ETF Add +6.8% 0.85% +0.05
VCIT Vanguard Int-Term Corporate Add +12.7% 0.70% +0.05
CAT Caterpillar Inc. New 0.05% +0.05
VNQI Vanguard GLBL Ex-US Real Est New 0.05% +0.05
VB Vanguard Most SM-Cap ETF-Usd Add +1.3% 1.58% +0.04
VV Vngrd Mrgstr LRG-Cap ETF-Usd Add +6.0% 0.47% +0.03
DFIC Dimensional International Co. Add +1.9% 2.79% +0.03
VGT Vanguard Info Tech ETF Add +13.2% 0.15% +0.02
PLD Prologis Inc. Add +9.3% 0.19% +0.02
BNDX Vanguard Total Intl Bond ETF Add +29.1% 0.10% +0.02
VTIP Vanguard Short-Term Tips Add +21.3% 0.13% +0.02
BND Vanguard Total Bond Market Add +12.7% 0.24% +0.02
AGG iShares Core U.S. Aggregate Add +9.6% 0.39% +0.02
DFAW Dimensional World Eqty ETF Add +0.0% 1.77% +0.01
DFAE Dimensional Emerging Core Eq Add +1.3% 0.32% +0.01
SPEM State Street SP PTF Em ETF Add +2.4% 0.22% +0.01
EQIX Equinix Inc. Add +14.1% 0.17% +0.01
SCHX Schwab US Large-Cap ETF Add +0.3% 0.55% +0.01
VCEB Vanguard ESG US Corp. Bond Add +15.1% 0.10% +0.01
IJR iShares Core S&P Small-Cap E Add +2.7% 0.17% +0.01
PSA Public Storage Add +15.2% 0.11% +0.01
DFAU Dimensional US Core Equity M Add +0.1% 0.37% +0.01
VIG Vanguard Dividend Apprec ETF Add +4.3% 0.07% +0.00
SPY SS SPDR S&P 500 ETF Trust-US Add +0.1% 0.14% +0.00
VYM Vanguard High DVD Yield ETF Add +2.3% 0.05% +0.00
SCHO Schwab Short-Term US Treas Add +5.6% 0.82% −0.00
BSV Vanguard Short-Term Bond ETF Add +2.9% 0.54% −0.02
VNQ Vanguard Real Estate ETF Add +1.2% 1.55% −0.04
IBM Intl Business Machines Corp. Add +0.7% 0.97% −0.10

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 133$473.3MGLDM, VUG, DFUV, VYMI, DFAS
Q1 2026 132$448.3MGLDM, VUG, DFUV, VYMI, DFIC
Q4 2025 129$430.9MGLDM, VUG, DFUV, VYMI, DFIC
Q3 2025 134$416.2MGLDM, VUG, DFUV, VYMI, DFIC
Q2 2025 133$391.8MGLDM, VUG, DFUV, VYMI, DFAS
Q1 2025 157$568.1MGLDM, DFUS, VUG, DFUV, VYMI
Q4 2024Amended 157$565.0MVUG, DFUS, GLDM, DFUV, VYMI
Q3 2024 157$598.7MVUG, DFUS, GLDM, DFUV, SCHB
Q2 2024 156$564.7MVUG, DFUS, GLDM, DFUV, SCHB
Q1 2024 155$564.2MGLDM, DFUV, DFUS, VUG, SCHB