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Index Fund Advisors, Inc. — 13F Holdings & Portfolio

CIK 1665097 · latest 13F-HR filed 2026-08-13

Backtest portfolio

Index Fund Advisors, Inc. manages $2.52B in 13F-reported U.S. long-equity assets across 135 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are DFAS (19.25%), DFAT (17.56%), DFUS (16.23%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 16 new positions, exited 8, added to 94, and trimmed 8.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
19200 VON KARMAN AVE.
SUITE 150
IRVINE, CA 92612
Phone
(949) 502-0050
Filing Manager
Index Fund Advisors, Inc.
IRVINE, CA
Signatory
Michelle Ojeda
Co-Chief Compliance Officer
Loading holdings…
AUM

$2.52B

Long-equity book

Holdings

135

Distinct positions

Period

2026-06-30

Filed 2026-08-13

Q/Q Activity

+16 / −8 / ↑94 / ↓8

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • DIMENSIONAL ETF TRUST$65.1M +15.5%
  • DIMENSIONAL ETF TRUST$57.7M +16.4%
  • DIMENSIONAL ETF TRUST$43.7M +11.0%
  • DIMENSIONAL ETF TRUST$40.3M +14.5%
  • DIMENSIONAL ETF TRUST$13.5M +14.0%
Show all 94 →

Top Trims

  • DIMENSIONAL ETF TRUST-$3.1M -53.0%
  • VANECK ETF TRUST-$1.0M -19.1%
  • COSTCO WHOLESALE CORPORATION-$667.5K -6.0%
  • MARVELL TECHNOLOGY INC-$428.8K -58.4%
  • ELI LILLY & CO-$367.8K -37.8%
Show all 8 →

New Positions

  • VANGUARD INSTL INDEX FD$950.7K
  • ADVANCED MICRO DEVICES INC$934.7K
  • VANGUARD INSTL INDEX FD$301.4K
  • INVESCO EXCH TRADED FD TR II$291.5K
  • INVESCO EXCH TRADED FD TR II$289.1K
Show all 16 →

Exited Positions

  • AMPHENOL CORP$2.7M
  • CLOUDFLARE INC$1.1M
  • CELSIUS HLDGS INC$314.9K
  • NETFLIX INC.$259.2K
  • HONEYWELL INTL INC$225.6K
Show all 8 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 DIMENSIONAL ETF TRUST DFAS 25434V500 $484.8M 19.25% 5,887,790 SH
2 DIMENSIONAL ETF TRUST DFAT 25434V609 $442.4M 17.56% 6,328,437 SH
3 DIMENSIONAL ETF TRUST DFUS 25434V401 $408.9M 16.23% 4,989,844 SH
4 DIMENSIONAL ETF TRUST DFUV 25434V724 $318.4M 12.64% 5,787,541 SH
5 DIMENSIONAL ETF TRUST DFIV 25434V807 $193.9M 7.70% 3,590,153 SH
6 DIMENSIONAL ETF TRUST DFSV 25434V815 $110.3M 4.38% 2,844,072 SH
7 DIMENSIONAL ETF TRUST DFLV 25434V666 $57.2M 2.27% 1,446,042 SH
8 ISHARES TR SGOV 46436E718 $43.1M 1.71% 428,528 SH
9 VANGUARD BD INDEX FDS BND 921937835 $38.2M 1.52% 519,959 SH
10 DIMENSIONAL ETF TRUST DFAC 25434V708 $26.8M 1.06% 604,324 SH
11 DIMENSIONAL ETF TRUST DISV 25434V781 $26.2M 1.04% 654,082 SH
12 DIMENSIONAL ETF TRUST DFIS 25434V773 $24.8M 0.99% 708,936 SH
13 DIMENSIONAL ETF TRUST DFGR 25434V658 $23.7M 0.94% 819,333 SH
14 DIMENSIONAL ETF TRUST DFAE 25434V302 $23.3M 0.93% 580,565 SH
15 DIMENSIONAL ETF TRUST DFEV 25434V740 $21.4M 0.85% 501,178 SH
16 VANGUARD INDEX FDS VTI 922908769 $17.6M 0.70% 47,515 SH
17 VANGUARD STAR FDS VXUS 921909768 $17.5M 0.69% 204,714 SH
18 JOHNSON & JOHNSON JNJ 478160104 $14.5M 0.58% 57,038 SH
19 DIMENSIONAL ETF TRUST DUHP 25434V831 $11.7M 0.46% 279,330 SH
20 GLACIER BANCORP INC NEW GBCI 37637Q105 $11.0M 0.44% 213,562 SH
21 AMERICAN CENTY ETF TR AVEE 025072141 $10.8M 0.43% 155,463 SH
22 COSTCO WHOLESALE CORPORATION COST 22160K105 $10.5M 0.41% 11,173 SH
23 ISHARES TR IVV 464287200 $9.2M 0.37% 12,318 SH
24 AMERICAN CENTY ETF TR AVGE 025072232 $9.0M 0.36% 90,746 SH
25 NVIDIA CORPORATION NVDA 67066G104 $7.4M 0.29% 37,051 SH
26 APPLE INC AAPL 037833100 $7.2M 0.29% 24,832 SH
27 DIMENSIONAL ETF TRUST DFSD 25434V864 $6.9M 0.27% 144,597 SH
28 VANGUARD INDEX FDS VB 922908751 $6.3M 0.25% 20,913 SH
29 VANGUARD WORLD FD VGT 92204A702 $6.2M 0.25% 52,262 SH
30 DIMENSIONAL ETF TRUST DFIC 25434V799 $6.2M 0.24% 165,123 SH
31 AMAZON COM INC AMZN 023135106 $5.4M 0.21% 22,711 SH
32 MICROSOFT CORP MSFT 594918104 $4.8M 0.19% 12,826 SH
33 DIMENSIONAL ETF TRUST DFCF 25434V872 $4.5M 0.18% 107,000 SH
34 DIMENSIONAL ETF TRUST DGCB 25434V567 $4.4M 0.17% 80,308 SH
35 VANECK ETF TRUST GDX 92189F106 $4.4M 0.17% 57,675 SH
36 DIMENSIONAL ETF TRUST DFGX 25434V575 $4.3M 0.17% 79,477 SH
37 VANGUARD INDEX FDS VBR 922908611 $4.1M 0.16% 16,974 SH
38 AMERICAN CENTY ETF TR AVDV 025072802 $3.9M 0.16% 37,974 SH
39 VANGUARD SCOTTSDALE FDS VGSH 92206C102 $3.3M 0.13% 55,843 SH
40 VANGUARD INDEX FDS VOO 922908363 $3.2M 0.13% 4,688 SH
41 VANGUARD INDEX FDS VNQ 922908553 $3.2M 0.13% 33,232 SH
42 AMERICAN CENTY ETF TR AVIG 025072562 $2.8M 0.11% 68,259 SH
43 META PLATFORMS INC META 30303M102 $2.8M 0.11% 5,006 SH
44 VANGUARD INDEX FDS VO 922908629 $2.8M 0.11% 34,471 SH
45 DIMENSIONAL ETF TRUST DUSB 25434V591 $2.7M 0.11% 54,069 SH
46 ALPHABET INC GOOGL 02079K305 $2.6M 0.10% 7,266 SH
47 DIMENSIONAL ETF TRUST DIHP 25434V765 $2.2M 0.09% 65,909 SH
48 VANGUARD INDEX FDS VOE 922908512 $2.2M 0.09% 11,340 SH
49 DIMENSIONAL ETF TRUST DFEM 25434V732 $2.2M 0.09% 54,248 SH
50 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $2.0M 0.08% 2,697 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-13 $2.52B 135 0001665097-26-000008
2026-03-31 2026-05-12 $2.22B 127 0001665097-26-000004
2025-12-31 2026-01-29 $2.13B 146 0001665097-26-000002
2025-09-30 2025-10-22 $2.06B 145 0001665097-25-000011