Top Institutional Investors

Blankinship & Foster, LLC — 13F Holdings & Portfolio

CIK 1708872 · latest 13F-HR filed 2026-07-31

Backtest portfolio

Blankinship & Foster, LLC manages $495.5M in 13F-reported U.S. long-equity assets across 79 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are DFAU (26.94%), VEU (11.45%), HEFA (7.28%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 6 new positions and exited 2; 40 existing positions rose in reported value and 19 fell.

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.

Loading holdings…
AUM
$495.5M

Long-equity book

Holdings
79

Distinct positions

Period
2026-06-30

Filed 2026-07-31

Q/Q Activity
+6 / −2 / ↑40 / ↓19

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
DFAU26.9% · -2%VEU11.4% · +2%HEFA7.3% · -3%VTI7.2% · -1%VO7.2% · +293%VUG6.6% · +467%DBEF5.3% · -7%VWO3.8% · -1%VDC3.8% · +1%AGG2.0% · -2%EFA1.9% · +0%MBB1.5% · -4%SPY1.1% · -1%AAPL1.1% · -38%ABBV0.8% · -0%BRK.A0.8% · 0%SCHM0.7% · -0%BRK.B0.7% · -0%GOOG0.6% · 0%VV0.6% · -1%IWF0.6% · +299%VYM0.5% · 0%GOOGL0.5% · -10%QCOM0.5% · -3%SCHE0.5% · +0%IJH0.4% · -8%IEMG0.3% · -0%VXUS0.3% · -1%CAT0.3% · 0%JNJ0.2% · 0%ABT0.2% · -0%PECO0.2% · 0%MSFT0.2% · -7%IVW0.2% · -24%STX0.2% · -30%SHYG0.2% · +1%VTEB0.2% · +0%IVE0.1% · -16%IWB0.1% · -2%MU0.1% · newXOM0.1% · 0%INTC0.1% · newAMZN0.1% · -28%SCHB0.1% · -0%NVDA0.1% · -23%IVV0.1% · -22%VIG0.1% · 0%COST0.1% · -15%IYK0.1% · +0%KMI0.1% · 0%STIP0.1% · +1%IWM0.1% · 0%EFAV0.1% · +2%META0.1% · 0%IBM0.1% · +0%PM0.1% · 0%BTI0.1% · 0%VHT0.1% · -23%MO0.1% · 0%IJJ0.1% · 0%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

3 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 81.5%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Mar 5, 2026.

Assets Under Management
$939.5M
Discretionary
$939.5M
Employees
16
Accounts
996
Address
420 STEVENS AVENUE
SUITE 250
SOLANA BEACH, CA 92075
Phone
(858) 755-5166
Website
Name Title / Status Ownership Type
BEYRER, JON, PAUL ControlSENIOR FINANCIAL ADVISOR AND CHIEF COMPLIANCE OFFICER
since Jan 2009
10–25%Individual
BROOKS, FREDERICK, VINUP ControlSENIOR FINANCIAL ADVISOR
since Jan 2007
10–25%Individual
PRVANOV, STEFAN ControlMANAGING MEMBER: PRESIDENT/CEO
since Jan 2007
50–75%Individual
Ownership & leadership changes · 3 filings with changes since Mar 26, 2012

From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.

Mar 5, 2026 filing
  • ChangedBEYRER, JON, PAUL · title DIRECTOR/WEALTH MANAGEMENT AND CHIEF COMPLIANCE OFFICER → SENIOR FINANCIAL ADVISOR AND CHIEF COMPLIANCE OFFICER
  • ChangedBROOKS, FREDERICK, VINUP · title DIRECTOR/INVESTMENT MANAGEMENT → SENIOR FINANCIAL ADVISOR
Mar 26, 2018 filing
  • ChangedBROOKS, FREDERICK, VINUP · title DIRECTOR/CHIEF INVESTMENT OFFICER → DIRECTOR/INVESTMENT MANAGEMENT
Mar 26, 2015 filing
  • ChangedBEYRER, JON, PAUL · title VICE PRESIDENT/CHIEF COMPLIANCE OFFICER → DIRECTOR/WEALTH MANAGEMENT AND CHIEF COMPLIANCE OFFICER
  • ChangedBROOKS, FREDERICK, VINUP · title VICE PRESIDENT → DIRECTOR/CHIEF INVESTMENT OFFICER
Mar 26, 2012 filing (earliest on record)
  • ListedBEYRER, JON, PAUL · VICE PRESIDENT/CHIEF COMPLIANCE OFFICER · 10–25% · control person
  • ListedBROOKS, FREDERICK, VINUP · VICE PRESIDENT · 10–25% · control person
  • ListedPRVANOV, STEFAN · MANAGING MEMBER: PRESIDENT/CEO · 50–75% · control person

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Top Adds (vs prior quarter)

Show all 40 →

Top Trims

Show all 19 →

New Positions

Show all 6 →

Exited Positions

Show all 2 →

Blankinship & Foster, LLC Holdings (2026-06-30)

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 DFAU 25434V104 $133.5M 26.94% 2,582,272 SH
2 VANGUARD INTL EQUITY INDEX F VEU 922042775 $56.7M 11.45% 677,192 SH
3 ISHARES TR HEFA 46434V803 $36.1M 7.28% 768,531 SH
4 VANGUARD INDEX FDS VTI 922908769 $35.9M 7.25% 97,034 SH
5 VANGUARD INDEX FDS VO 922908629 $35.5M 7.16% 440,589 SH
6 VANGUARD INDEX FDS VUG 922908736 $32.6M 6.57% 378,149 SH
7 DBX ETF TR DBEF 233051200 $26.4M 5.33% 483,179 SH
8 VANGUARD INTL EQUITY INDEX F VWO 922042858 $18.6M 3.76% 311,830 SH
9 VANGUARD WORLD FD VDC 92204A207 $18.6M 3.76% 82,532 SH
10 ISHARES TR AGG 464287226 $9.8M 1.98% 99,129 SH
11 ISHARES TR EFA 464287465 $9.5M 1.91% 91,276 SH
12 ISHARES TR MBB 464288588 $7.5M 1.52% 79,582 SH
13 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $5.3M 1.08% 7,162 SH
14 APPLE INC AAPL 037833100 $5.3M 1.06% 18,159 SH
15 ABBVIE INC ABBV 00287Y109 $3.9M 0.78% 15,397 SH
16 BERKSHIRE HATHAWAY INC DEL BRK.A 084670108 $3.7M 0.76% 5 SH
17 SCHWAB STRATEGIC TR SCHM 808524508 $3.7M 0.75% 100,599 SH
18 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $3.6M 0.72% 7,148 SH
19 ALPHABET INC GOOG 02079K107 $3.1M 0.62% 8,760 SH
20 VANGUARD INDEX FDS VV 922908637 $2.9M 0.60% 8,574 SH
21 ISHARES TR IWF 464287614 $2.8M 0.56% 22,318 SH
22 VANGUARD WHITEHALL FDS VYM 921946406 $2.7M 0.55% 17,170 SH
23 ALPHABET INC GOOGL 02079K305 $2.5M 0.51% 7,010 SH
24 QUALCOMM INC QCOM 747525103 $2.4M 0.48% 12,777 SH
25 SCHWAB STRATEGIC TR SCHE 808524706 $2.3M 0.47% 63,987 SH
26 ISHARES TR IJH 464287507 $1.8M 0.36% 23,405 SH
27 ISHARES INC IEMG 46434G103 $1.6M 0.33% 19,839 SH
28 VANGUARD STAR FDS VXUS 921909768 $1.5M 0.31% 17,843 SH
29 CATERPILLAR INC CAT 149123101 $1.5M 0.31% 1,426 SH
30 JOHNSON & JOHNSON JNJ 478160104 $1.2M 0.24% 4,650 SH
31 ABBOTT LABORATORIES ABT 002824100 $1.1M 0.22% 12,037 SH
32 PHILLIPS EDISON & CO INC PECO 71844V201 $1.1M 0.21% 25,558 SH
33 MICROSOFT CORP MSFT 594918104 $1.0M 0.21% 2,778 SH
34 ISHARES TR IVW 464287309 $969.8K 0.20% 7,051 SH
35 SEAGATE TECHNOLOGY HLDNGS PL STX G7997R103 $946.7K 0.19% 981 SH
36 ISHARES TR SHYG 46434V407 $930.5K 0.19% 21,940 SH
37 VANGUARD MUN BD FDS VTEB 922907746 $829.5K 0.17% 16,400 SH
38 ISHARES TR IVE 464287408 $730.9K 0.15% 3,219 SH
39 ISHARES TR IWB 464287622 $659.3K 0.13% 1,610 SH
40 MICRON TECHNOLOGY INC MU 595112103 $639.5K 0.13% 554 SH
41 EXXON MOBIL CORP XOM 30231G102 $618.9K 0.12% 4,527 SH
42 INTEL CORP INTC 458140100 $612.0K 0.12% 4,383 SH
43 AMAZON COM INC AMZN 023135106 $602.8K 0.12% 2,529 SH
44 SCHWAB STRATEGIC TR SCHB 808524102 $596.0K 0.12% 20,581 SH
45 NVIDIA CORPORATION NVDA 67066G104 $589.7K 0.12% 2,947 SH
46 ISHARES TR IVV 464287200 $561.3K 0.11% 750 SH
47 VANGUARD SPECIALIZED FUNDS VIG 921908844 $522.0K 0.11% 2,206 SH
48 COSTCO WHOLESALE CORPORATION COST 22160K105 $515.5K 0.10% 551 SH
49 ISHARES TR IYK 464287812 $503.8K 0.10% 6,934 SH
50 KINDER MORGAN INC DEL KMI 49456B101 $480.7K 0.10% 15,035 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-07-31 $495.5M 79 0001580642-26-004739
2026-03-31 2026-04-17 $452.3M 75 0001580642-26-002557
2025-12-31 2026-01-23 $462.7M 79 0001580642-26-000390
Filer Information
Address
420 STEVENS AVE
STE. 250
SOLANA BEACH, CA 92075
Phone
(858) 755-5166
Filing Manager
Blankinship & Foster, LLC
Solana Beach, CA
Signatory
Jon Beyrer
Director/Wealth Manager; CCO