Granite FO LLC 13F Portfolio

CIK 2034090 Filing since Q4 2022 Q3 2026 filed Oct 14, 2026
Holdings as of Sep 30, 2026, from the 13F filed Oct 14, 2026.

Portfolio Snapshot

130 positions · Q3 2026

Granite FO LLC reported 130 positions worth $83.23M for the quarter ended Sep 30, 2026, down 3.0% on the prior quarter. It opened 0 new positions, added to 0, trimmed 3 and exited 0. Its largest holding is Micron Technology Inc at 28% of the portfolio.

Portfolio Value
$83.23M
-3.0% QoQ · +8.4% YoY
Positions
130
0 new · 0 sold out
Top 10 Concentration
87.7%
of portfolio value
Largest Position
MU 28%
Micron Technology Inc
Net Buying
-$1.00M
$0.00 bought · $1.00M sold
Turnover
0%
of the portfolio traded
Top Sector
Financial Services
52.4% of value
Track Record
16
quarters on file since Q4 2022

Portfolio Value & Positions

Value Positions

Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.

Sector Allocation

12 sectors
52.42%
Financial Services
Financial Services52.42%
Technology37.69%
Consumer Discretionary2.47%
Healthcare2.45%
Other1.69%
Industrials1.63%
Consumer Staples1.18%
Real Estate0.161%
Basic Materials0.131%
Communication Services0.116%
Energy0.062%
Utilities0.017%

Quarterly Buying & Selling

Bought Sold

Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.

Position Changes

How many positions were opened, added to, trimmed or closed each quarter.

Sector Allocation Over Time

Share of reported value in each sector at every quarter end.

Financial ServicesTechnologyConsumer DiscretionaryHealthcareOtherIndustrialsConsumer StaplesReal EstateBasic MaterialsCommunication ServicesEnergyUtilities

Largest Buys

Q3 2026

No positions were added to this quarter.

Largest Sells

Q3 2026
Holding Change Change % Trade Value Weight
BRK-A Berkshire Hathaway Inc -1 -3.1% $747.01K 27.82%
OWL Blue Owl Capital Inc. -26.9K -9.9% $244.17K 2.67%
ALTI AlTi Global, Inc. -4,250 -21.9% $12.71K 0.055%

New Positions

Q3 2026

No new positions this quarter.

Closed Positions

Q3 2026

No positions were closed this quarter.

Holdings · Q3 2026

130 Positions

As ofSep 30, 2026
Value$83.23M
Top 1087.7%
Avg position$640.25K
# Activity
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Showing 1–15 of 130 positions 13F filings on SEC EDGAR

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About Granite FO LLC’s 13F Portfolio

What are Granite FO LLC’s largest holdings?

As of its Q3 2026 13F filing, Granite FO LLC’s five largest positions were Micron Technology Inc (MU) at 28.0%, Berkshire Hathaway Inc (BRK-A) at 27.8%, Berkshire Hathaway Inc (BRK-B) at 12.1%, GOLUB CAPITAL BDC, Inc. (GBDC) at 5.7%, Apple Inc. (AAPL) at 3.5% of the reported portfolio.

How much is Granite FO LLC’s portfolio worth?

Granite FO LLC reported a 13F portfolio worth $83.23M across 130 positions for Q3 2026. That is down 3.0% from the previous quarter.

What did Granite FO LLC sell in Q3 2026?

Its largest sales by value were Berkshire Hathaway Inc ($747.01K), Blue Owl Capital Inc. ($244.17K), AlTi Global, Inc. ($12.71K). It exited 0 positions entirely.

Where does this data come from?

From the Form 13F-HR reports Granite FO LLC files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.

Similar-Sized Institutions

by reported 13F value

13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.