Efficient Frontier Advisors LLC

In its 13F for Q2 2024 (holdings as of June 30, 2024, filed July 18, 2024), Efficient Frontier Advisors LLC reported 16 stock positions worth $141.9 million. Its top holding was iShares 0-3 Month Treasury B (SGOV) at 27.1% of the portfolio, followed by Dimensional US Marketwide Va (DFUV, 21.8%) and Dimensional US Target Value (DFAT, 18.2%). Compared with Q1 2024, it opened 3 new positions, added to 10 and reduced 3. The biggest buy was a new position in VG Morningstar TS MKT ETF-US (VTI) and the biggest sale Dimensional US Target Value (DFAT, shares −13%).

Most Recent 13F
Q2 2025
Location
EASTFORD, CT
CIK
0002011188
Portfolio Value
$141.9M (Q2 2024)
SEC Filing
0002011188-24-000006 ↗ filed Jul 18, 2024

Holdings Value

0$50.0M$100.0M$150.0M$200.0M Q1 2024: $126.3M Q1 2024 Q2 2024: $141.9M $141.9M Q2 2024 Q3 2024: $154.5M Q3 2024 Q4 2024: $151.2M Q4 2024 Q1 2025: $153.7M Q1 2025 Q2 2025: $157.5M Q2 2025

Holdings 16 stocks · $141.9M

SGOV iShares 0-3 Month Treasury B 27.15% 382,390 $38.5M Add +26.8%
DFUV Dimensional US Marketwide Va 21.76% 786,207 $30.9M Reduce -0.8%
DFAT Dimensional US Target Value 18.23% 498,684 $25.9M Reduce -12.8%
DFIV Dimensional International Va 14.47% 571,292 $20.5M Add +0.8%
VTI VG Morningstar TS MKT ETF-US 6.54% 34,689 $9.3M New
DFSV Dimensional US Small Cap Val 3.02% 148,899 $4.3M New
GDX Vaneck Gold Miners ETF 2.70% 112,950 $3.8M Reduce -1.9%
DFAS Dimensional US Small Cap ETF 2.50% 58,915 $3.5M Add +0.8%
AVDV Avantis Intl S/C Value ETF 1.67% 36,441 $2.4M Add +0.2%
DISV Dimensional International SM 0.75% 39,345 $1.1M Add +88.5%
DFEV Dimensional Emrg MRKT Val 0.30% 15,366 $423K New
PRFZ Inv Rafi US 1500 SM-Usd Inc. 0.21% 7,666 $291K Add +0.4%
PDN Inv Rafi Dev MKT US SM-Usdin 0.20% 8,908 $288K Add +0.9%
PRF Invesco Rafi US 1000 ETF 0.18% 6,670 $254K Add +0.5%
AVES Avantis Emerging Markets Val 0.16% 4,765 $232K Add +1.0%
PXH Inves Rafi Emer MRKT-Usd Inc. 0.16% 11,075 $224K Add +1.5%

Portfolio Sells Q1 2024 → Q2 2024

DFAT Dimensional US Target Value Reduce -12.8% 18.23% −6.43
DFUV Dimensional US Marketwide Va Reduce -0.8% 21.76% −3.90
GDX Vaneck Gold Miners ETF Reduce -1.9% 2.70% −0.18

Portfolio Buys Q1 2024 → Q2 2024

VTI VG Morningstar TS MKT ETF-US New 6.54% +6.54
SGOV iShares 0-3 Month Treasury B Add +26.8% 27.15% +3.10
DFSV Dimensional US Small Cap Val New 3.02% +3.02
DISV Dimensional International SM Add +88.5% 0.75% +0.30
DFEV Dimensional Emrg MRKT Val New 0.30% +0.30
PXH Inves Rafi Emer MRKT-Usd Inc. Add +1.5% 0.16% −0.01
AVES Avantis Emerging Markets Val Add +1.0% 0.16% −0.01
PDN Inv Rafi Dev MKT US SM-Usdin Add +0.9% 0.20% −0.03
PRF Invesco Rafi US 1000 ETF Add +0.5% 0.18% −0.03
PRFZ Inv Rafi US 1500 SM-Usd Inc. Add +0.4% 0.21% −0.03
AVDV Avantis Intl S/C Value ETF Add +0.2% 1.67% −0.23
DFAS Dimensional US Small Cap ETF Add +0.8% 2.50% −0.39
DFIV Dimensional International Va Add +0.8% 14.47% −2.01

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2025 22$157.5MSGOV, DFUV, DFAT, DFIV, VTI
Q1 2025 21$153.7MSGOV, DFUV, DFAT, DFIV, VTI
Q4 2024 17$151.2MSGOV, DFUV, DFAT, DFIV, VTI
Q3 2024 18$154.5MSGOV, DFUV, DFAT, DFIV, VTI
Q2 2024 16$141.9MSGOV, DFUV, DFAT, DFIV, VTI
Q1 2024 13$126.3MDFUV, DFAT, SGOV, DFIV, DFAS