13F Insight
DOSSIER · 13F-HR · Q1 2026

Blankinship & Foster, LLC

$452M in tracked AUM across 75 positions as of Q1 2026.

B&
CIK 0001708872 · last filed Mar 31, 2026
Total AUM
$452M
as of Q1 2026
Holdings
75
—
positions
Whale Score
61
61
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of SEC 13F Filing: Blankinship & Foster, LLC
Portfolio Overview

Blankinship & Foster, LLC reported a significant expansion in assets under management for the period ending December 31, 2025. The total portfolio value surged by 135.0%, rising from $196.90M in the prior quarter to $462.71M. This dramatic increase in AUM coincides with a substantial broadening of the portfolio's scope, as the number of holdings increased from an implied 48 (based on activity...

The portfolio is heavily skewed toward exchange-traded funds (ETFs), which constitute approximately 91.0% of the total value ($421.28M). This structure suggests a fee-sensitive, systematic investment approach focused on broad market exposure rather than concentrated stock picking. The firm utilizes a "core-satellite" architecture, where the vast majority of assets are invested in passive indices, with a smaller satellite portion allocated to individual equities.

Key Holdings

The portfolio is characterized by a high concentration in its top positions, with the top ten holdings accounting for approximately 76.9% of the total portfolio value.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
DFAU
DIMENSIONAL ETF TRUST
$118M2.6M26.2%02
VEU
VANGUARD INTL EQUITY INDEX F
$50M665K11.0%03
HEFA
ISHARES TR
$34M789K7.4%04
VO
VANGUARD INDEX FDS
$32M112K7.1%05
VTI
VANGUARD INDEX FDS
$31M98K7.0%06
VUG
VANGUARD INDEX FDS
$29M67K6.4%07
DBEF
DBX ETF TR
$26M522K5.7%08
VDC
VANGUARD WORLD FD
$18M82K4.1%09
VWO
VANGUARD INTL EQUITY INDEX F
$17M315K3.8%10
AGG
ISHARES TR
$10M101K2.2%

Filing history

2026Q1Mar 31
$452M▼ 2.3%
75 positionsView →2025Q4Dec 31
$463M▲ 1.2%
79 positionsView →2025Q3Sep 30
$457M▲ 7.1%
77 positionsView →2025Q2Jun 30
$427M▲ 7.8%
75 positionsLocked2025Q1Mar 31
$396M▼ 2.6%
69 positionsLocked2024Q4Dec 31
$407M▼ 33.4%
72 positionsLocked2024Q3Sep 30
$610M▲ 57.3%
153 positionsLocked2024Q2Jun 30
$388M▲ 1.7%
71 positionsLocked2024Q1Mar 31
$382M▲ 8.6%
67 positionsLocked2023Q4Dec 31
$351M▲ 16.2%
68 positionsLocked2023Q3Sep 30
$302M▼ 2.2%
57 positionsLocked2023Q2Jun 30
$309M▲ 34.7%
55 positionsLocked
Showing 12 of 36