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Granite FO LLC — 13F Holdings & Portfolio

CIK 2034090 · latest 13F-HR filed 2026-07-15

Backtest portfolio

Granite FO LLC manages $189.1M in 13F-reported U.S. long-equity assets across 579 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are MU (13.34%), BRK.A (10.30%), BRK.B (4.09%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 3 new positions, exited 2, added to 82, and trimmed 35.

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.

Filer Information
Address
10 LILAC COURT
BEDFORD, NH 03110
Phone
(914) 548-1145
Filing Manager
Granite FO LLC
BEDFORD, NH
Signatory
Greg Reidy
Chief Investment Officer
Loading holdings…
AUM

$189.1M

Long-equity book

Holdings

579

Distinct positions

Period

2026-06-30

Filed 2026-07-15

Q/Q Activity

+3 / −2 / ↑82 / ↓35

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • MICRON TECHNOLOGY INC$17.8M +241.7%
  • VANGUARD SPECIALIZED FUNDS$2.6M +10.0%
  • ISHARES TR$876.6K +21.7%
  • INTEL CORP$502.8K +216.4%
  • ALPHABET INC$381.2K +23.2%
Show all 82 →

Top Trims

  • VANGUARD WHITEHALL FDS-$2.1M -19.4%
  • ISHARES TR-$1.1M -30.8%
  • ARES CAPITAL CORP-$1.1M -49.8%
  • ISHARES TR-$496.5K -81.8%
  • STATE STR SPDR DOW JONES IND-$180.3K -45.5%
Show all 35 →

New Positions

  • DEVON ENERGY CORP NEW$2.6K
  • HONEYWELL INTL INC$1.3K
  • HONEYWELL AEROSPACE INC$1.3K
Show all 3 →

Exited Positions

  • COTERRA ENERGY INC$3.2K
  • HONEYWELL INTL INC$2.7K
Show all 2 →
All Holdings

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 MICRON TECHNOLOGY INC MU 595112103 $25.2M 13.34% 21,849 SH
2 BERKSHIRE HATHAWAY INC DEL BRK.A 084670108 $19.5M 10.30% 26 SH
3 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $7.7M 4.09% 15,470 SH
4 BERKSHIRE HATHAWAY INC DEL BRK.A 084670108 $4.5M 2.38% 6 SH
5 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $4.2M 2.21% 5,585 SH
6 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $3.8M 2.04% 5,153 SH
7 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $3.3M 1.76% 4,452 SH
8 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $3.3M 1.76% 4,452 SH
9 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $3.1M 1.62% 4,100 SH
10 VANGUARD SPECIALIZED FUNDS VIG 921908844 $2.9M 1.53% 12,250 SH
11 GOLUB CAP BDC INC GBDC 38173M102 $2.8M 1.49% 219,025 SH
12 VANGUARD SPECIALIZED FUNDS VIG 921908844 $2.4M 1.27% 10,158 SH
13 VANGUARD SPECIALIZED FUNDS VIG 921908844 $2.4M 1.27% 10,158 SH
14 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $2.0M 1.08% 2,727 SH
15 VANGUARD SPECIALIZED FUNDS VIG 921908844 $1.9M 1.00% 8,020 SH
16 AMAZON COM INC AMZN 023135106 $1.9M 0.99% 7,850 SH
17 VANGUARD SPECIALIZED FUNDS VIG 921908844 $1.5M 0.82% 6,550 SH
18 VANGUARD SPECIALIZED FUNDS VIG 921908844 $1.4M 0.75% 5,984 SH
19 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $1.4M 0.74% 1,875 SH
20 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $1.4M 0.73% 1,850 SH
21 ALPHABET INC GOOG 02079K107 $1.4M 0.73% 3,900 SH
22 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $1.4M 0.73% 1,845 SH
23 VANGUARD SPECIALIZED FUNDS VIG 921908844 $1.3M 0.68% 5,415 SH
24 ISHARES TR IVV 464287200 $1.3M 0.67% 1,695 SH
25 VANGUARD SPECIALIZED FUNDS VIG 921908844 $1.2M 0.65% 5,200 SH
26 APPLE INC AAPL 037833100 $1.2M 0.64% 4,200 SH
27 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $1.2M 0.64% 1,612 SH
28 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $1.2M 0.63% 1,595 SH
29 VANGUARD WHITEHALL FDS VYM 921946406 $1.1M 0.60% 7,200 SH
30 VANGUARD INDEX FDS VOE 922908512 $1.1M 0.59% 5,600 SH
31 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $1.0M 0.54% 2,030 SH
32 VANGUARD INDEX FDS VOO 922908363 $999.3K 0.53% 1,455 SH
33 STATE STR SPDR S&P MIDCAP 40 MDY 78467Y107 $984.7K 0.52% 1,400 SH
34 GOLUB CAP BDC INC GBDC 38173M102 $942.2K 0.50% 73,151 SH
35 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $926.0K 0.49% 1,240 SH
36 VANGUARD WHITEHALL FDS VYM 921946406 $908.7K 0.48% 5,750 SH
37 ISHARES TR IJR 464287804 $907.7K 0.48% 6,120 SH
38 VANGUARD SPECIALIZED FUNDS VIG 921908844 $899.2K 0.48% 3,800 SH
39 ELI LILLY & CO LLY 532457108 $893.6K 0.47% 745 SH
40 ISHARES TR DVY 464287168 $882.0K 0.47% 5,643 SH
41 VANGUARD SPECIALIZED FUNDS VIG 921908844 $840.0K 0.44% 3,550 SH
42 VANGUARD SPECIALIZED FUNDS VIG 921908844 $792.7K 0.42% 3,350 SH
43 VANGUARD SPECIALIZED FUNDS VIG 921908844 $780.8K 0.41% 3,300 SH
44 STATE STR SPDR S&P MIDCAP 40 MDY 78467Y107 $764.5K 0.40% 1,087 SH
45 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $722.9K 0.38% 968 SH
46 INTEL CORP INTC 458140100 $720.1K 0.38% 5,157 SH
47 VANGUARD INDEX FDS VOO 922908363 $715.0K 0.38% 1,041 SH
48 VANGUARD WHITEHALL FDS VYM 921946406 $711.1K 0.38% 4,500 SH
49 VANGUARD SPECIALIZED FUNDS VIG 921908844 $709.9K 0.38% 3,000 SH
50 ISHARES TR IJR 464287804 $704.5K 0.37% 4,750 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-07-15 $189.1M 579 0001420506-26-001224
2026-03-31 2026-04-10 $169.0M 593 0001420506-26-000660
2026-03-31 2026-05-12 $169.0M 593 0001420506-26-000946
2025-12-31 2026-02-06 $187.5M 612 0001420506-26-000184