American Investment Services, Inc.

13F filer, CIK 1369913, GREAT BARRINGTON, MA

American Investment Services, Inc. reported $598,654,029 across 157 holdings for the quarter ended 2024-09-30, in a 13F-HR filed 2024-11-14. Its ten largest share positions make up 44.61% of the portfolio.

Filed 2024-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC13F-HR 0001085146-24-005750

Period: 2024-09-30
Reported value: $599M
Holdings: 157
Top 10 weight: 44.61%
New: 7
Sold out: 6

Largest buys vs the previous quarter

Security	Shares change	Approx. value
DFCFadded	+108,253	$4.68M
VUGadded	+4,660	$1.79M
CVXadded	+8,113	$1.19M
IBMadded	+3,430	$758K
DFAWnew	+10,554	$670K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

Security	Shares change	Approx. value
SHYreduced	-38,904	-$3.23M
GLDMreduced	-37,059	-$1.93M
MMMreduced	-11,550	-$1.58M
INTCexited	-35,833	-$1.11M
DFAUreduced	-25,673	-$1.02M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q3 2024

Share positions as resolved from 13F-HR 0001085146-24-005750, largest first. % of portfolio is the value over $598,654,029, the sum of the share positions whose value is usable for ratios (method).

Security	Shares	Value	% of portfolio	Change	Timeline
VUGVANGUARD INDEX FDS	107,693	$41.3M	6.91%	+4,660	Timeline
DFUSDIMENSIONAL ETF TRUST	639,554	$39.8M	6.64%	-11,047	Timeline
GLDMWORLD GOLD TR	756,959	$39.5M	6.59%	-37,059	Timeline
DFUVDIMENSIONAL ETF TRUST	895,101	$37.3M	6.23%	-12,718	Timeline
SCHBSCHWAB STRATEGIC TR	363,669	$24.2M	4.04%	+111	Timeline
VYMIVANGUARD WHITEHALL FDS	261,540	$19.2M	3.21%	0	Timeline
AAPLAPPLE INC	74,844	$17.4M	2.91%	+228	Timeline
QQQINVESCO QQQ TR	33,167	$16.2M	2.7%	+50	Timeline
SPYSTATE STR SPDR S&P 500 ETF T	28,202	$16.2M	2.7%	-61	Timeline
MGCVANGUARD WORLD FD	77,327	$16M	2.67%	+471	Timeline
VTVVANGUARD INDEX FDS	64,961	$11.3M	1.89%	-335	Timeline
DFASDIMENSIONAL ETF TRUST	173,842	$11.3M	1.88%	-5,175	Timeline
GOOGALPHABET INC	64,606	$10.8M	1.8%	+79	Timeline
VZVERIZON COMMUNICATIONS INC	237,888	$10.7M	1.78%	-10,485	Timeline
DFAXDIMENSIONAL ETF TRUST	392,543	$10.6M	1.77%	-11,381	Timeline
IAUISHARES GOLD TR	204,966	$10.2M	1.7%	-19,028	Timeline
DFICDIMENSIONAL ETF TRUST	355,339	$10M	1.67%	-13,519	Timeline
VPUVANGUARD WORLD FD	56,740	$9.88M	1.65%	-1,495	Timeline
DFATDIMENSIONAL ETF TRUST	163,560	$9.1M	1.52%	-3,352	Timeline
MMM3M CO	62,363	$8.53M	1.42%	-11,550	Timeline
DOWDOW HLDGS INC	155,926	$8.52M	1.42%	+5,709	Timeline
VEAVANGUARD TAX-MANAGED FDS	152,476	$8.05M	1.35%	-5,235	Timeline
MAMASTERCARD INCORPORATED	15,501	$7.65M	1.28%	+21	Timeline
VBRVANGUARD INDEX FDS	35,724	$7.17M	1.2%	-572	Timeline
VNQVANGUARD INDEX FDS	71,535	$6.97M	1.16%	-1,442	Timeline
DFEMDIMENSIONAL ETF TRUST	226,769	$6.38M	1.07%	-2,254	Timeline
DFGRDIMENSIONAL ETF TRUST	209,543	$6.05M	1.01%	+3,647	Timeline
BRK-BBERKSHIRE HATHAWAY INC DEL	12,765	$5.88M	0.98%	+121	Timeline
VOOVANGUARD INDEX FDS	10,742	$5.67M	0.95%	+539	Timeline
VBVANGUARD INDEX FDS	23,252	$5.52M	0.92%	-415	Timeline
DFCFDIMENSIONAL ETF TRUST	126,448	$5.46M	0.91%	+108,253	Timeline
VVVANGUARD INDEX FDS	19,167	$5.05M	0.84%	+647	Timeline
GOOGLALPHABET INC	28,889	$4.79M	0.8%	+36	Timeline
IBMINTERNATIONAL BUSINESS MACHS	21,325	$4.71M	0.79%	+3,430	Timeline
DFNMDIMENSIONAL ETF TRUST	91,152	$4.42M	0.74%	-4,515	Timeline
VGSHVANGUARD SCOTTSDALE FDS	67,827	$4M	0.67%	-2,939	Timeline
MLMMARTIN MARIETTA MATLS INC	7,252	$3.9M	0.65%	+10	Timeline
SHVISHARES TR	33,560	$3.71M	0.62%	+4,446	Timeline
VTEBVANGUARD MUN BD FDS	71,802	$3.67M	0.61%	+3,003	Timeline
VWOVANGUARD INTL EQUITY INDEX F	76,413	$3.66M	0.61%	+705	Timeline
CVXCHEVRON CORPORATION	24,410	$3.59M	0.6%	+8,113	Timeline
SPDWSPDR INDEX SHS FDS	94,550	$3.55M	0.59%	-149	Timeline
DFSVDIMENSIONAL ETF TRUST	113,578	$3.5M	0.58%	-6,857	Timeline
SHYISHARES TR	40,605	$3.38M	0.56%	-38,904	Timeline
SPYVSPDR SERIES TRUST	62,888	$3.32M	0.56%	+1	Timeline
VVISA INC	11,419	$3.14M	0.52%	+21	Timeline
MDLZMONDELEZ INTL INC	40,821	$3.01M	0.5%	+259	Timeline
SPYMSPDR SERIES TRUST	40,712	$2.75M	0.46%	-1,639	Timeline
PMPHILIP MORRIS INTL INC	22,405	$2.72M	0.45%	+265	Timeline
SCHOSCHWAB STRATEGIC TR	55,294	$2.71M	0.45%	+3,050	Timeline
BSVVANGUARD BD INDEX FDS	34,038	$2.68M	0.45%	-3,279	Timeline
DFLVDIMENSIONAL ETF TRUST	84,996	$2.62M	0.44%	+160	Timeline
JPMJPMORGAN CHASE & CO	11,545	$2.43M	0.41%	+294	Timeline
DFAIDIMENSIONAL ETF TRUST	69,905	$2.22M	0.37%	-710	Timeline
VTIVANGUARD INDEX FDS	7,750	$2.19M	0.37%	-755	Timeline
SCHXSCHWAB STRATEGIC TR	30,001	$2.04M	0.34%	-73	Timeline
RSPINVESCO EXCHANGE TRADED FD T	11,296	$2.02M	0.34%	-168	Timeline
SCHASCHWAB STRATEGIC TR	39,212	$2.02M	0.34%	-29	Timeline
XOMEXXON MOBIL CORP	16,946	$1.99M	0.33%	-295	Timeline
TIPISHARES TR	17,726	$1.96M	0.33%	-1,136	Timeline
AGGISHARES TR	18,893	$1.91M	0.32%	+2,146	Timeline
IVWISHARES TR	18,725	$1.79M	0.3%	-74	Timeline
WALGREENS BOOTS ALLIANCE INCWALGREENS BOOTS ALLIANCE INC	189,021	$1.69M	0.28%	-43,809
DUHPDIMENSIONAL ETF TRUST	46,368	$1.58M	0.26%	-2,304	Timeline
DFIVDIMENSIONAL ETF TRUST	41,133	$1.57M	0.26%	0	Timeline
DFAEDIMENSIONAL ETF TRUST	54,161	$1.48M	0.25%	-9,917	Timeline
DFGPDIMENSIONAL ETF TRUST	26,659	$1.47M	0.25%	+11,200	Timeline
IWFISHARES TR	3,862	$1.45M	0.24%	-327	Timeline
LLYELI LILLY & CO	1,628	$1.44M	0.24%	-160	Timeline
DISDISNEY WALT CO	14,248	$1.37M	0.23%	0	Timeline
DFAUDIMENSIONAL ETF TRUST	34,414	$1.37M	0.23%	-25,673	Timeline
VCITVANGUARD SCOTTSDALE FDS	16,130	$1.35M	0.23%	+6,798	Timeline
IJSISHARES TR	12,179	$1.31M	0.22%	-111	Timeline
BF-ABROWN FORMAN CORP	26,666	$1.28M	0.21%	+126	Timeline
SLYVSPDR SERIES TRUST	14,031	$1.22M	0.2%	0	Timeline
MCDMCDONALDS CORP	3,784	$1.15M	0.19%	+21	Timeline
VONEVANGUARD SCOTTSDALE FDS	4,246	$1.1M	0.18%	0	Timeline
DFARDIMENSIONAL ETF TRUST	42,848	$1.1M	0.18%	-3,467	Timeline
SCHFSCHWAB STRATEGIC TR	26,608	$1.09M	0.18%	+1	Timeline
DFSDDIMENSIONAL ETF TRUST	21,765	$1.04M	0.17%	-10,145	Timeline
IVVISHARES TR	1,645	$949K	0.16%	-65	Timeline
SOLVSOLVENTUM CORP	13,462	$939K	0.16%	-3,403	Timeline
PGPROCTER & GAMBLE CO	5,224	$905K	0.15%	-22	Timeline
SPSMSPDR SERIES TRUST	19,839	$903K	0.15%	-66	Timeline
BNDVANGUARD BD INDEX FDS	11,868	$891K	0.15%	+230	Timeline
HDHOME DEPOT INC	2,134	$865K	0.14%	0	Timeline
AMTAMERICAN TOWER CORP	3,716	$864K	0.14%	0	Timeline
SCHESCHWAB STRATEGIC TR	29,550	$862K	0.14%	0	Timeline
IWDISHARES TR	4,526	$859K	0.14%	0	Timeline
DIASTATE STR SPDR DOW JONES IND	1,988	$841K	0.14%	+5	Timeline
DFVXDIMENSIONAL ETF TRUST	12,785	$838K	0.14%	+78	Timeline
SPEMSPDR INDEX SHS FDS	19,837	$819K	0.14%	-250	Timeline
PLDPROLOGIS INC.	6,303	$796K	0.13%	0	Timeline
EQIXEQUINIX INC	890	$790K	0.13%	0	Timeline
PEPPEPSICO INC	4,238	$721K	0.12%	0	Timeline
IWMISHARES TR	3,260	$720K	0.12%	-5	Timeline
IJRISHARES TR	6,117	$715K	0.12%	-85	Timeline
CITHE CIGNA GROUP	2,064	$715K	0.12%	0	Timeline
DFAWDIMENSIONAL ETF TRUST	10,554	$670K	0.11%	new	Timeline
NEENEXTERA ENERGY INC	7,638	$646K	0.11%	0	Timeline
EEMISHARES TR	13,592	$623K	0.1%	+265	Timeline
BNDWVANGUARD SCOTTSDALE FDS	8,332	$588K	0.1%	+353	Timeline
VTHRVANGUARD SCOTTSDALE FDS	2,217	$562K	0.09%	+1,094	Timeline
SPGSIMON PPTY GROUP INC NEW	3,203	$541K	0.09%	0	Timeline
CLCOLGATE PALMOLIVE CO	5,099	$529K	0.09%	+2	Timeline
MSFTMICROSOFT CORP	1,227	$528K	0.09%	+170	Timeline
GLDSPDR GOLD TR	2,074	$504K	0.08%	+298	Timeline
DLRDIGITAL RLTY TR INC	3,078	$498K	0.08%	0	Timeline
PSAPUBLIC STORAGE	1,368	$498K	0.08%	0	Timeline
CSCOCISCO SYS INC	8,926	$475K	0.08%	new	Timeline
SCHVSCHWAB STRATEGIC TR	5,759	$463K	0.08%	+9	Timeline
CCICROWN CASTLE INC	3,859	$458K	0.08%	0	Timeline
VTVANGUARD INTL EQUITY INDEX F	3,655	$438K	0.07%	+140	Timeline
OREALTY INCOME CORP	6,676	$423K	0.07%	0	Timeline
ICFISHARES TR	6,261	$413K	0.07%	0	Timeline
VIGVANGUARD SPECIALIZED FUNDS	2,071	$410K	0.07%	+4	Timeline
EXREXTRA SPACE STORAGE INC	2,173	$392K	0.07%	0	Timeline
EMXCISHARES INC	6,370	$389K	0.07%	0	Timeline
VTIPVANGUARD MALVERN FDS	7,782	$384K	0.06%	-7,002	Timeline
DFACDIMENSIONAL ETF TRUST	11,137	$382K	0.06%	-15,929	Timeline
IVEISHARES TR	1,877	$370K	0.06%	0	Timeline
IRMIRON MTN INC DEL	3,103	$369K	0.06%	0	Timeline
CEFSPROTT ASSET MANAGEMENT LP	14,792	$362K	0.06%	0	Timeline
BF-BBROWN FORMAN CORP	7,349	$362K	0.06%	+35	Timeline
VICIVICI PPTYS INC	10,805	$360K	0.06%	0	Timeline
BNDXVANGUARD CHARLOTTE FDS	6,945	$349K	0.06%	+211	Timeline
VEUVANGUARD INTL EQUITY INDEX F	5,324	$335K	0.06%	-2,511	Timeline
VSSVANGUARD INTL EQUITY INDEX F	2,637	$332K	0.06%	0	Timeline
AMDADVANCED MICRO DEVICES INC	2,019	$331K	0.06%	-49	Timeline
AVBAVALONBAY CMNTYS INC	1,465	$330K	0.06%	0	Timeline
EFAISHARES TR	3,879	$324K	0.05%	0	Timeline
VBKVANGUARD INDEX FDS	1,187	$317K	0.05%	0	Timeline
GEGE AEROSPACE	1,681	$317K	0.05%	+68	Timeline
VGTVANGUARD WORLD FD	532	$312K	0.05%	0	Timeline
SAPSAP SE	1,333	$305K	0.05%	0	Timeline
DFEVDIMENSIONAL ETF TRUST	10,404	$296K	0.05%	+428	Timeline
SBACSBA COMMUNICATIONS CORP	1,214	$292K	0.05%	0	Timeline
HIGHARTFORD INSURANCE GROUP INC	2,423	$285K	0.05%	0	Timeline
BILSPDR SERIES TRUST	3,025	$278K	0.05%	-75	Timeline
TELTE CONNECTIVITY PLC	1,829	$276K	0.05%	new	Timeline
VYMVANGUARD WHITEHALL FDS	2,134	$274K	0.05%	+100	Timeline
VMRKVIVMARK RESIDENTIAL	3,635	$271K	0.05%	0	Timeline
NYFISHARES TR	4,925	$268K	0.04%	0	Timeline
MRKMERCK & CO INC	2,290	$260K	0.04%	0	Timeline
MDTMEDTRONIC PLC	2,868	$258K	0.04%	0	Timeline
ADPAUTOMATIC DATA PROCESSING IN	895	$248K	0.04%	-15	Timeline
JCIJOHNSON CONTROLS INTERNATION	3,130	$243K	0.04%	0	Timeline
LMTLOCKHEED MARTIN CORP	400	$234K	0.04%	new	Timeline
XLKSELECT SECTOR SPDR TR	1,030	$233K	0.04%	0	Timeline
VCEBVANGUARD WORLD FD	3,553	$231K	0.04%	+281	Timeline
TLTISHARES TR	2,275	$223K	0.04%	0	Timeline
INVHINVITATION HOMES INC	6,323	$223K	0.04%	0	Timeline
PFFDGLOBAL X FDS	10,723	$223K	0.04%	+240	Timeline
MAAMID-AMER APT CMNTYS INC	1,326	$211K	0.04%	new	Timeline
AREALEXANDRIA REAL ESTATE EQ IN	1,761	$209K	0.03%	0	Timeline
ESSESSEX PPTY TR INC	692	$204K	0.03%	new	Timeline
WMTWALMART INC	2,496	$202K	0.03%	new	Timeline

Sold out in Q3 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

Security	Shares before	Value before	Type
INTCINTEL CORP	35,833	$1.11M	shares
TSLATESLA INC	3,148	$623K	shares
SUBISHARES TR	2,640	$276K	shares
NOWSERVICENOW INC	350	$275K	shares
TE CONNECTIVITY LTDTE CONNECTIVITY LTD	1,829	$275K	shares
VNQIVANGUARD INTL EQUITY INDEX F	5,010	$203K	shares

How Q3 2024 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

Filing	Role	Amendment	Filed	Accepted	Ingested
13F-HR 0001085146-24-005750	base		2024-11-14	acceptance time not in the bulk data set	2026-10-07 18:26:56 UTC