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Avalon Advisory Group reported holdings

Quarter ended 30 June 2026. Filed with the SEC on 29 July 2026, signed by Caitlin Cully Ross, Partner. Retrieved 14 October 2026. Page updated 21 October 2026.

Avalon Advisory Group’s reported 13F holdings total $271M across 14 positions as of 30 June 2026. The ten largest make up 99.6% of it, and its value rose 9.2% from the prior quarter.

$271M
Reported 13F value
14
Positions
99.6%
In the 10 largest
+9.2%
Value vs. prior quarter

Largest positions

Vanguard Index FdsTOTAL STK MKT$143M
Class
TOTAL STK MKT
Share
52.7%
iShares TR7-10 YR TRSY BD$88.1M
Class
7-10 YR TRSY BD
Share
32.5%
Vanguard Intl Equity Index FALLWRLD EX US$17M
Class
ALLWRLD EX US
Share
6.3%
iShares TRCORE S&P TTL STK$8.3M
Class
CORE S&P TTL STK
Share
3.1%
Schwab Strategic TRINTL EQTY ETF$4.91M
Class
INTL EQTY ETF
Share
1.8%
Schwab Strategic TRUS BRD MKT ETF$4.48M
Class
US BRD MKT ETF
Share
1.7%
Vanguard Star FdsVG TL INTL STK F$2.57M
Class
VG TL INTL STK F
Share
0.9%
Vanguard Index FdsS&P 500 ETF SHS$948K
Class
S&P 500 ETF SHS
Share
0.3%
Apple Inc.COM$420K
Class
COM
Share
0.2%
Microsoft Corp.COM$401K
Class
COM
Share
0.1%
Nvidia CorporationCOM$326K
Class
COM
Share
0.1%
State Str SPDR S&P 500 ETF TTR UNIT$301K
Class
TR UNIT
Share
0.1%
iShares TR3 7 YR TREAS BD$243K
Class
3 7 YR TREAS BD
Share
0.1%
Alphabet Inc.CAP STK CL C$240K
Class
CAP STK CL C
Share
0.1%

The share class is shown on a wider screen.

The 14 largest of 14 positions by value, with holdings of the same security combined. Share counts and quarter-on-quarter changes for each position are on EDGAR. View the full information table on EDGAR

This filing

Form
13F-HR
CIK
1802119
File number
028-19778
Options
0 call, 0 put
In the 25 largest
100.0%
Prior quarter
$248M at 31 March 2026
Positions opened
2
Positions closed
0

Common questions

What are Avalon Advisory Group’s 13F holdings worth?

$271 million across 14 positions for the quarter ended 30 June 2026.

What is Avalon Advisory Group’s largest 13F holding?

VANGUARD INDEX FDS (TOTAL STK MKT) was the largest position at $143 million, or 52.7% of reported 13F value, as of 30 June 2026.

How concentrated is Avalon Advisory Group’s 13F portfolio?

The ten largest positions accounted for 99.6% of reported value and the twenty-five largest for 100.0%, across 14 positions as of 30 June 2026.

Does Form 13F show everything Avalon Advisory Group manages?

No. Form 13F covers only long positions in exchange-traded securities over which the manager has investment discretion, valued at quarter end. It excludes cash, most bonds, private funds, and any assets the firm does not have discretion over, so it is neither the firm's total assets nor any individual client's portfolio.

How often does Avalon Advisory Group file its 13F?

Every quarter. Managers file within 45 days of each quarter's end, so the figures are a snapshot that changes between filings. This page shows the quarter ended 30 June 2026.

Answered from this filing and the prior quarter's.

Back to the Avalon Advisory Group profile

Sources

  1. Form 13F-HR, accession 0001802119-26-000003, filed 29 July 2026 for the quarter ended 30 June 2026.
  2. Form 13F-HR, accession 0001802119-26-000002, filed 22 April 2026 for the quarter ended 31 March 2026.
  3. All 13F filings by this firm on EDGAR.

Retrieved 14 October 2026. Values are as reported by the filer in whole dollars; percentages and quarter-over-quarter figures are arithmetic on the filed tables.

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This page restates a public SEC filing for informational purposes only. It is not a recommendation of any security or of Avalon Advisory Group LLC, and Niva is not affiliated with the firm. Holdings change; the filing reflects one quarter-end date.