Index Fund Advisors, Inc.

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed January 29, 2026), Index Fund Advisors, Inc. reported 146 stock positions worth $2.1 billion. Its top holding was Dimensional US Small Cap ETF (DFAS) at 19.1% of the portfolio, followed by Dimensional US Target Value (DFAT, 18.0%) and Dimensional US Eq MKT ETF (DFUS, 17.2%). Compared with Q3 2025, it opened 5 new positions, sold out of 4, added to 63 and reduced 54. The biggest buy was Dimensional US Core Equity 2 (DFAC, shares +114%) and the biggest sale Dimensional US Target Value (DFAT, shares −1%).

Most Recent 13F
Q2 2026
Location
IRVINE, CA
CIK
0001665097
Portfolio Value
$2.1B (Q4 2025)
SEC Filing
0001665097-26-000002 ↗ filed Jan 29, 2026

Holdings Value

0$1.0B$2.0B$3.0B Q1 2024: $1.8B Q1 2024 Q2 2024: $1.8B Q2 2024 Q3 2024: $1.9B Q3 2024 Q4 2024: $1.9B Q4 2024 Q1 2025: $1.6B Q1 2025 Q2 2025: $1.8B Q2 2025 Q3 2025: $2.1B Q3 2025 Q4 2025: $2.1B $2.1B Q4 2025 Q1 2026: $2.2B Q1 2026 Q2 2026: $2.5B Q2 2026

Holdings 146 stocks · $2.1B
DFAS Dimensional US Small Cap ETF 19.11% 5,844,597 $407.2M Reduce -0.2%
DFAT Dimensional US Target Value 18.00% 6,442,632 $383.6M Reduce -1.2%
DFUS Dimensional US Eq MKT ETF 17.24% 4,952,650 $367.3M Reduce -0.8%
DFUV Dimensional US Marketwide Va 12.54% 5,733,670 $267.1M Reduce -1.6%
DFIV Dimensional International Va 8.36% 3,571,373 $178.2M Reduce -1.6%
DFSV Dimensional US Small Cap Val 3.95% 2,556,867 $84.1M Add +5.3%
DFLV Dim US Large Cap Value ETF 1.94% 1,205,736 $41.2M Add +5.8%
SGOV iShares 0-3 Month Treasury B 1.80% 381,204 $38.3M Reduce -2.2%
BND Vanguard Total Bond Market 1.68% 482,819 $35.8M Add +1.9%
DFGR Dim Global Real Estate ETF 1.06% 856,707 $22.6M Add +8.3%
DISV Dimensional International SM 1.04% 582,980 $22.2M Add +4.7%
DFIS Dimensional International SM 0.98% 636,492 $21.0M Add +4.3%
DFAE Dimensional Emerging Core Eq 0.82% 537,666 $17.5M Add +4.7%
VXUS Vanguard Total Intl Stock 0.80% 225,385 $17.0M Add +1.7%
VTI VG Morningstar TS MKT ETF-US 0.75% 47,542 $15.9M Add +0.2%
DFEV Dimensional Emrg MRKT Val 0.70% 439,842 $14.8M Add +7.6%
COST Costco Wholesale Corp. 0.45% 11,105 $9.6M Reduce -2.1%
DFAC Dimensional US Core Equity 2 0.43% 232,355 $9.2M Add +113.9%
IVV iShares Core S&P 500 ETF 0.40% 12,301 $8.4M Reduce -2.1%
NVDA Nvidia Corp. 0.32% 36,881 $6.9M Reduce -4.8%
AMZN Amazon.com Inc. 0.32% 29,131 $6.7M Reduce -2.0%
AVEE Avantis Em MKT SM Cap Eq ETF 0.31% 107,357 $6.7M Add +21.8%
GDX Vaneck Gold Miners ETF 0.31% 77,234 $6.6M Reduce -6.2%
AVGE Avantis All Eqty Mrkts ETF 0.31% 76,081 $6.5M Add +7.6%
JNJ Johnson & Johnson 0.30% 31,178 $6.5M Add +0.0%
AAPL Apple Inc. 0.28% 21,828 $5.9M Reduce -8.6%
VB Vanguard Most SM-Cap ETF-Usd 0.25% 20,829 $5.4M Reduce -2.0%
DUSB Dimension Ultrashort Fi ETF 0.24% 101,099 $5.1M Add +126.9%
VGT Vanguard Info Tech ETF 0.23% 6,498 $4.9M Add +0.0%
DUHP Dimensional US High Profi Et 0.21% 118,140 $4.5M Add +69.4%
MSFT Microsoft Corp. 0.21% 9,095 $4.4M Reduce -3.1%
META Meta Platforms Inc. Class A 0.19% 6,194 $4.1M Add +1.8%
VBR Vngrd Mrngst SL-CP Val ETF-U 0.17% 16,975 $3.6M Reduce -2.9%
AVDV Avantis Intl S/C Value ETF 0.16% 37,275 $3.5M Add +1.5%
DFSD Dimensional Short Duration 0.15% 65,713 $3.2M Add +72.3%
V Visa Inc. Class A 0.14% 8,226 $2.9M Reduce -3.4%
APH Amphenol Corp. Class A 0.13% 21,210 $2.9M Add +0.0%
AVIG Avantis Core Fixed Income 0.12% 61,602 $2.6M Add +2.6%
VNQ Vanguard Real Estate ETF 0.12% 28,603 $2.5M Reduce -1.1%
VOO Vanguard S&P 500 ETF 0.12% 4,002 $2.5M Add +0.3%
VO Vngrd Mrngstr MD-Cap ETF-Usd 0.11% 8,314 $2.4M Reduce -6.4%
NET Cloudflare Inc. Class A 0.10% 10,732 $2.1M Reduce -0.0%
VOE Vngrd Mrngstr MD-Cap Val ETF 0.09% 11,367 $2.0M Reduce -1.7%
SPY SS SPDR S&P 500 ETF Trust-US 0.09% 2,663 $1.8M Reduce -4.5%
VGSH Vanguard Short-Term Treasury 0.07% 26,995 $1.6M Add +38.6%
GOOGL Alphabet Inc. Class A 0.07% 5,003 $1.6M Reduce -1.0%
DFCF Dimensional Core Fixed Inc. 0.07% 36,436 $1.6M Add +317.9%
SPYV SS SPDR P S&P 500 Value ETF 0.07% 26,606 $1.5M Reduce -3.9%
ITOT iShares Core S&P Total U.S. 0.07% 10,109 $1.5M No change
GOOG Alphabet Inc. Class C 0.07% 4,787 $1.5M Reduce -7.3%
VTV Vanguard Mrngstr Val ETF-Aui 0.07% 7,667 $1.5M Reduce -0.2%
DEXC Dimensional Em Ex Cce ETF 0.07% 23,698 $1.4M Reduce -1.0%
TSLA Tesla Inc. 0.06% 3,076 $1.4M Add +0.1%
FICO Fair Isaac Corp. 0.06% 805 $1.4M Add +0.1%
DFGX Dimsnl Intr CF in ETF-Usd Inc. 0.06% 25,734 $1.4M Add +465.1%
DGCB Dimensional Global Credit 0.06% 24,964 $1.4M Add +454.4%
LLY Eli Lilly & Co. 0.06% 1,252 $1.3M Add +0.6%
DFIC Dimensional International Co. 0.06% 38,758 $1.3M New
VEU Vanguard Ftse All-World Ex-U 0.06% 17,380 $1.3M Add +1.7%
IJR iShares Core S&P Small-Cap E 0.06% 9,940 $1.2M Reduce -2.9%
QQQ Invesco QQQ Trust Series 1 0.05% 1,771 $1.1M Add +0.1%
GSHD Goosehead Insurance Inc. Class A 0.05% 14,309 $1.1M Reduce -0.0%
BRK.B Berkshire Hathaway Inc. Class B 0.05% 2,053 $1.0M Add +0.1%
SCHA Schwab US Small-Cap ETF 0.05% 34,521 $983K Add +0.4%
IVLU iShares MSCI International V 0.04% 23,523 $895K Reduce -0.6%
SCHC Schwab Intl Small-Cap Equity 0.04% 19,389 $883K Reduce -0.8%
VGSR Vert GLB Sust Re ETF filed as MANAGER DIRECTED PORTFOLIOS 0.04% 84,420 $878K Reduce -2.4%
MELI MercadoLibre Inc. 0.04% 434 $874K No change
SHOP Shopify Inc. Class A 0.04% 5,423 $873K No change
DIHP Dimensional International Hi 0.04% 26,916 $852K Add +91.3%
SFBS Servisfirst Bancshares Inc. 0.04% 11,509 $826K Reduce -0.0%
PGR Progressive Corp. 0.04% 3,616 $823K Reduce -0.1%
SNOW Snowflake Inc. 0.04% 3,546 $778K No change
AVGO Broadcom Inc. 0.04% 2,190 $758K Add +28.0%
MAR Marriott International Class A 0.04% 2,414 $749K Add +0.1%
NFLX Netflix Inc. 0.04% 7,950 $745K Reduce -1.1%
STT State Street Corp. 0.03% 5,662 $730K Add +0.0%
UBER Uber Technologies Inc. 0.03% 8,880 $726K Add +0.4%
ISCF iShares International Small 0.03% 16,918 $702K Reduce -3.6%
OLLI Ollie's Bargain Outlet Holdi 0.03% 6,241 $684K No change
CELH Celsius Holdings Inc. 0.03% 14,078 $644K Reduce -0.0%
FNDE Schwab Fndmntl Em MRK Eq ETF 0.03% 17,777 $641K Add +1.6%
IEMG iShares Core MSCI Emerging 0.03% 9,463 $636K Reduce -4.0%
JPM JPMorgan Chase & Co. 0.03% 1,965 $633K Add +0.6%
MRVL Marvell Technology Inc. 0.03% 7,415 $630K Add +0.1%
SDY SS SPDR S&P Dividend ETF 0.03% 4,057 $565K Reduce -56.5%
SPHY SS SPDR P High Yield ETF 0.03% 23,656 $560K Reduce -49.9%
KVUE Kenvue Inc. 0.03% 31,756 $548K Add +0.1%
EWX State Street SPDR S&P Emergi 0.03% 8,202 $538K Reduce -2.1%
SCZ iShares MSCI Eafe Small-Cap 0.02% 6,723 $521K Reduce -1.6%
ISRG Intuitive Surgical Inc. 0.02% 887 $502K No change
IJS iShares S&P Small-Cap 600 Va 0.02% 4,195 $477K Add +0.5%
EEMS iShares MSCI Emerging MKT SM 0.02% 7,028 $474K Reduce -2.2%
MORN Morningstar Inc. 0.02% 2,059 $447K Reduce -0.1%
DFEM Dimensional Emrg MRKT Core 0.02% 13,501 $447K New
ECL Ecolab Inc. 0.02% 1,695 $445K Reduce -0.1%
NOW ServiceNow Inc. 0.02% 2,848 $436K No change
VV Vngrd Mrgstr LRG-Cap ETF-Usd 0.02% 1,382 $435K Add +0.1%
VIG Vanguard Dividend Apprec ETF 0.02% 1,968 $433K No change
ANET Arista Networks Inc. 0.02% 3,289 $431K Add +0.1%
RYAN Ryan Specialty Holdings Inc. 0.02% 7,869 $406K No change
RVLV Revolve Group Inc. Class A 0.02% 13,360 $403K No change
PDN Inv Rafi Dev MKT US SM-Usdin 0.02% 9,506 $401K No change
NCNO Ncino Inc. 0.02% 15,595 $400K Reduce -0.0%
VEA Vanguard Ftse Developed ETF 0.02% 6,310 $394K Add +1.7%
BAC Bank of America Corp. filed as BANK AMERICA CORP 0.02% 6,875 $378K Add +1.1%
ORLY O'reilly Automotive Inc. 0.02% 3,901 $356K No change
EFV iShares MSCI Eafe Value ETF 0.02% 4,917 $351K Reduce -4.6%
VYM Vanguard High DVD Yield ETF 0.02% 2,441 $350K Add +0.0%
SCHB Schwab US Broad Market ETF 0.02% 13,114 $344K Add +0.1%
OS Onestream Inc. 0.02% 18,570 $341K No change
SPGI S&P Global Inc. 0.02% 646 $338K No change
EFA iShares MSCI Eafe ETF 0.02% 3,460 $332K Reduce -25.4%
LRCX Lam Research Corp. 0.02% 1,893 $324K Add +10.9%
DFAU Dimensional US Core Equity M 0.02% 6,909 $323K Reduce -3.5%
ROST Ross Stores Inc. 0.01% 1,780 $321K Add +0.1%
WFC Wells Fargo & Co. 0.01% 3,360 $313K Add +0.2%
VCSH Vanguard S/T Corp. Bond ETF 0.01% 3,834 $306K Add +24.4%
VWO Vanguard Ftse Emerging Marke 0.01% 5,653 $304K Reduce -19.4%
VGK Vanguard Ftse Europe ETF 0.01% 3,604 $301K Add +0.5%
FNDX Schwab Fndmntl US LRG Co. ETF 0.01% 10,842 $295K No change
SCHX Schwab US Large-Cap ETF 0.01% 10,934 $294K No change
ETN Eaton Corp. PLC 0.01% 909 $290K Add +0.1%
MDY State Street SPDR S&P Midcap 0.01% 474 $286K No change
AAON Aaon Inc. 0.01% 3,684 $281K No change
HWKN Hawkins Inc. 0.01% 1,968 $280K Add +0.1%
CDNS Cadence Design SYS Inc. 0.01% 891 $279K Reduce -0.1%
ONON On Holding AG Class A filed as ON HLDG AG 0.01% 5,773 $268K No change
WING Wingstop Inc. 0.01% 1,118 $267K No change
ILCB iShares Morningstar U.S. Equ 0.01% 2,800 $264K No change
SCHF Schwab Intl Equity ETF 0.01% 10,925 $263K Add +1.2%
SCHZ Schwab US Aggregate Bond ETF 0.01% 10,940 $256K New
RTX RTX Corp. 0.01% 1,380 $253K No change
KNSL Kinsale Capital Group Inc. 0.01% 638 $250K Add +0.2%
DEHP Dimensional Emrg MRK Hi Prof 0.01% 7,498 $242K New
DFGP Dimensional GLBL Core PL Fix 0.01% 4,465 $241K Add +2.5%
GE General Electric filed as GE AEROSPACE 0.01% 763 $235K New
XYZ Block Inc. 0.01% 3,611 $235K Reduce -0.2%
WDAY Workday Inc. Class A 0.01% 1,058 $227K Reduce -0.3%
IDXX Idexx Laboratories Inc. 0.01% 329 $223K Add +0.3%
CSGP Costar Group Inc. 0.01% 3,283 $221K No change
EFX Equifax Inc. 0.01% 1,013 $220K Reduce -0.1%
ROP Roper Technologies Inc. 0.01% 489 $218K Reduce -0.2%
ROL Rollins Inc. 0.01% 3,423 $205K Add +0.1%
PRFZ Inv Rafi US 1500 SM-Usd Inc. 0.01% 4,455 $204K No change
DFH Dream Finders Homes Inc. Class A 0.01% 11,609 $199K Add +0.0%

Portfolio Sells Q3 2025 → Q4 2025
DFAT Dimensional US Target Value Reduce -1.2% 18.00% −0.41
DFAS Dimensional US Small Cap ETF Reduce -0.2% 19.11% −0.34
DFUS Dimensional US Eq MKT ETF Reduce -0.8% 17.24% −0.31
SGOV iShares 0-3 Month Treasury B Reduce -2.2% 1.80% −0.11
DFUV Dimensional US Marketwide Va Reduce -1.6% 12.54% −0.10
COST Costco Wholesale Corp. Reduce -2.1% 0.45% −0.06
SDY SS SPDR S&P Dividend ETF Reduce -56.5% 0.03% −0.04
MSFT Microsoft Corp. Reduce -3.1% 0.21% −0.03
SPHY SS SPDR P High Yield ETF Reduce -49.9% 0.03% −0.03
NVDA Nvidia Corp. Reduce -4.8% 0.32% −0.03
AAPL Apple Inc. Reduce -8.6% 0.28% −0.02
VO Vngrd Mrngstr MD-Cap ETF-Usd Reduce -6.4% 0.11% −0.01
NET Cloudflare Inc. Class A Reduce -0.0% 0.10% −0.01
IVV iShares Core S&P 500 ETF Reduce -2.1% 0.40% −0.01
TTD Trade Desk Inc./the Class A Sold out 0.00% −0.01
NFLX Netflix Inc. Reduce -1.1% 0.04% −0.01
HD Home Depot Inc. Sold out 0.00% −0.01
HON Honeywell International Inc. Sold out 0.00% −0.01
DDOG Datadog Inc. Class A Sold out 0.00% −0.01
VB Vanguard Most SM-Cap ETF-Usd Reduce -2.0% 0.25% −0.01
VNQ Vanguard Real Estate ETF Reduce -1.1% 0.12% −0.01
CELH Celsius Holdings Inc. Reduce -0.0% 0.03% −0.01
VBR Vngrd Mrngst SL-CP Val ETF-U Reduce -2.9% 0.17% −0.01
SFBS Servisfirst Bancshares Inc. Reduce -0.0% 0.04% −0.01
V Visa Inc. Class A Reduce -3.4% 0.14% −0.01
EFA iShares MSCI Eafe ETF Reduce -25.4% 0.02% −0.01
SPY SS SPDR S&P 500 ETF Trust-US Reduce -4.5% 0.09% −0.00
PGR Progressive Corp. Reduce -0.1% 0.04% −0.00
VWO Vanguard Ftse Emerging Marke Reduce -19.4% 0.01% −0.00
VGSR Vert GLB Sust Re ETF Reduce -2.4% 0.04% −0.00
SPYV SS SPDR P S&P 500 Value ETF Reduce -3.9% 0.07% −0.00
VOE Vngrd Mrngstr MD-Cap Val ETF Reduce -1.7% 0.09% −0.00
IJR iShares Core S&P Small-Cap E Reduce -2.9% 0.06% −0.00
EFX Equifax Inc. Reduce -0.1% 0.01% −0.00
GSHD Goosehead Insurance Inc. Class A Reduce -0.0% 0.05% −0.00
MORN Morningstar Inc. Reduce -0.1% 0.02% −0.00
CDNS Cadence Design SYS Inc. Reduce -0.1% 0.01% −0.00
ISCF iShares International Small Reduce -3.6% 0.03% −0.00
EWX State Street SPDR S&P Emergi Reduce -2.1% 0.03% −0.00
ECL Ecolab Inc. Reduce -0.1% 0.02% −0.00
IEMG iShares Core MSCI Emerging Reduce -4.0% 0.03% −0.00
NCNO Ncino Inc. Reduce -0.0% 0.02% −0.00
SCHC Schwab Intl Small-Cap Equity Reduce -0.8% 0.04% −0.00
XYZ Block Inc. Reduce -0.2% 0.01% −0.00
WDAY Workday Inc. Class A Reduce -0.3% 0.01% −0.00
ROP Roper Technologies Inc. Reduce -0.2% 0.01% −0.00
EEMS iShares MSCI Emerging MKT SM Reduce -2.2% 0.02% −0.00
AMZN Amazon.com Inc. Reduce -2.0% 0.32% −0.00
SCZ iShares MSCI Eafe Small-Cap Reduce -1.6% 0.02% −0.00
VTV Vanguard Mrngstr Val ETF-Aui Reduce -0.2% 0.07% −0.00

Portfolio Buys Q3 2025 → Q4 2025
DFAC Dimensional US Core Equity 2 Add +113.9% 0.43% +0.23
DFSV Dimensional US Small Cap Val Add +5.3% 3.95% +0.20
DUSB Dimension Ultrashort Fi ETF Add +126.9% 0.24% +0.13
DFLV Dim US Large Cap Value ETF Add +5.8% 1.94% +0.12
DUHP Dimensional US High Profi Et Add +69.4% 0.21% +0.08
DISV Dimensional International SM Add +4.7% 1.04% +0.08
DFEV Dimensional Emrg MRKT Val Add +7.6% 0.70% +0.06
DFIC Dimensional International Co. New 0.06% +0.06
DFSD Dimensional Short Duration Add +72.3% 0.15% +0.06
DFCF Dimensional Core Fixed Inc. Add +317.9% 0.07% +0.05
DFGX Dimsnl Intr CF in ETF-Usd Inc. Add +465.1% 0.06% +0.05
DGCB Dimensional Global Credit Add +454.4% 0.06% +0.05
DFIS Dimensional International SM Add +4.3% 0.98% +0.05
AVEE Avantis Em MKT SM Cap Eq ETF Add +21.8% 0.31% +0.04
DFAE Dimensional Emerging Core Eq Add +4.7% 0.82% +0.04
JNJ Johnson & Johnson Add +0.0% 0.30% +0.02
DFEM Dimensional Emrg MRKT Core New 0.02% +0.02
AVGE Avantis All Eqty Mrkts ETF Add +7.6% 0.31% +0.02
DIHP Dimensional International Hi Add +91.3% 0.04% +0.02
VGSH Vanguard Short-Term Treasury Add +38.6% 0.07% +0.02
LLY Eli Lilly & Co. Add +0.6% 0.06% +0.02
DFGR Dim Global Real Estate ETF Add +8.3% 1.06% +0.01
SCHZ Schwab US Aggregate Bond ETF New 0.01% +0.01
DEHP Dimensional Emrg MRK Hi Prof New 0.01% +0.01
GE General Electric New 0.01% +0.01
AVGO Broadcom Inc. Add +28.0% 0.04% +0.01
VXUS Vanguard Total Intl Stock Add +1.7% 0.80% +0.01
APH Amphenol Corp. Class A Add +0.0% 0.13% +0.01
AVDV Avantis Intl S/C Value ETF Add +1.5% 0.16% +0.01
FICO Fair Isaac Corp. Add +0.1% 0.06% +0.01
MAR Marriott International Class A Add +0.1% 0.04% +0.00
LRCX Lam Research Corp. Add +10.9% 0.02% +0.00
STT State Street Corp. Add +0.0% 0.03% +0.00
VCSH Vanguard S/T Corp. Bond ETF Add +24.4% 0.01% +0.00
ROST Ross Stores Inc. Add +0.1% 0.01% +0.00
WFC Wells Fargo & Co. Add +0.2% 0.01% +0.00
VEU Vanguard Ftse All-World Ex-U Add +1.7% 0.06% +0.00
BAC Bank of America Corp. Add +1.1% 0.02% +0.00
KVUE Kenvue Inc. Add +0.1% 0.03% +0.00
VEA Vanguard Ftse Developed ETF Add +1.7% 0.02% +0.00
IDXX Idexx Laboratories Inc. Add +0.3% 0.01% +0.00
VGK Vanguard Ftse Europe ETF Add +0.5% 0.01% +0.00
SCHF Schwab Intl Equity ETF Add +1.2% 0.01% +0.00
IJS iShares S&P Small-Cap 600 Va Add +0.5% 0.02% 0.00
ROL Rollins Inc. Add +0.1% 0.01% −0.00
JPM JPMorgan Chase & Co. Add +0.6% 0.03% −0.00
SCHB Schwab US Broad Market ETF Add +0.1% 0.02% −0.00
VYM Vanguard High DVD Yield ETF Add +0.0% 0.02% −0.00
VV Vngrd Mrgstr LRG-Cap ETF-Usd Add +0.1% 0.02% −0.00
DFGP Dimensional GLBL Core PL Fix Add +2.5% 0.01% −0.00

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 135$2.5BDFAS, DFAT, DFUS, DFUV, DFIV
Q1 2026 127$2.2BDFAS, DFAT, DFUS, DFUV, DFIV
Q4 2025 146$2.1BDFAS, DFAT, DFUS, DFUV, DFIV
Q3 2025 145$2.1BDFAS, DFAT, DFUS, DFUV, DFIV
Q2 2025 144$1.8BDFAS, DFUS, DFAT, DFUV, DFIV
Q1 2025 95$1.6BDFAS, DFAT, DFUS, DFUV, DFIV
Q4 2024 106$1.9BDFAS, DFAT, DFUS, DFUV, DFIV
Q3 2024 108$1.9BDFAS, DFAT, DFUS, DFUV, DFIV
Q2 2024 96$1.8BDFAS, DFAT, DFUS, DFUV, DFIV
Q1 2024 96$1.8BDFAS, DFAT, DFUS, DFUV, DFIV