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J.M. Arbour, LLC — 13F Holdings & Portfolio

CIK 2099154 · latest 13F-HR filed 2026-08-14

Backtest portfolio

J.M. Arbour, LLC manages $116.0M in 13F-reported U.S. long-equity assets across 132 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are IUSB (6.91%), IVV (6.85%), IVW (2.97%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 24 new positions, exited 11, added to 76, and trimmed 17.

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
1 BRUNSWICK AVENUE
GARDINER, ME 04345
Phone
(207) 248-6767
Filing Manager
J.M. Arbour, LLC
GARDINER, ME
Signatory
Jac Arbour
Chief Compliance Officer
Loading holdings…
AUM

$116.0M

Long-equity book

Holdings

132

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+24 / −11 / ↑76 / ↓17

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • ISHARES TR$3.7M +88.8%
  • ISHARES TR$2.0M +33.3%
  • FLEX LTD$590.6K +83.4%
  • BLACKROCK ETF TRUST$442.0K +15.1%
  • NVIDIA CORPORATION$435.8K +21.8%
Show all 76 →

Top Trims

  • ISHARES TR-$1.4M -86.5%
  • ISHARES TR-$1.3M -55.6%
  • BERKSHIRE HATHAWAY INC DEL-$750.8K -58.9%
  • ISHARES INC-$667.0K -25.2%
  • APA CORPORATION-$660.8K -49.4%
Show all 17 →

New Positions

  • HORIZON FDS$1.8M
  • BLACKROCK ETF TRUST$1.4M
  • BLACKROCK ETF TRUST II$1.3M
  • BLACKROCK ETF TRUST$1.0M
  • KINGSTONE COS INC$1.0M
Show all 24 →

Exited Positions

  • TWO RDS SHARED TR$2.8M
  • TWO RDS SHARED TR$2.0M
  • TWO RDS SHARED TR$1.6M
  • EXXON MOBIL CORP$1.4M
  • ISHARES TR$1.3M
Show all 11 →
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 ISHARES TR IUSB 46434V613 $8.0M 6.91% 173,800 SH
2 ISHARES TR IVV 464287200 $7.9M 6.85% 10,611 SH
3 ISHARES TR IVW 464287309 $3.5M 2.97% 25,089 SH
4 BLACKROCK ETF TRUST DYNF 09290C103 $3.4M 2.90% 49,428 SH
5 ISHARES TR IVE 464287408 $3.1M 2.68% 13,712 SH
6 NVIDIA CORPORATION NVDA 67066G104 $2.4M 2.10% 12,172 SH
7 ISHARES TR MBB 464288588 $2.2M 1.91% 23,419 SH
8 ISHARES INC IEMG 46434G103 $2.0M 1.71% 23,915 SH
9 APPLE INC AAPL 037833100 $2.0M 1.70% 6,821 SH
10 ISHARES TR GOVT 46429B267 $2.0M 1.69% 86,076 SH
11 ISHARES TR EFG 464288885 $1.8M 1.54% 14,332 SH
12 BLACKROCK ETF TRUST BAI 09290C780 $1.8M 1.52% 33,480 SH
13 HORIZON FDS SFTY 44053A549 $1.8M 1.51% 57,081 SH
14 TWO RDS SHARED TR TWO 90214Q725 $1.6M 1.38% 188,442 SH
15 ISHARES TR MTUM 46432F396 $1.6M 1.36% 4,606 SH
16 MICROSOFT CORP MSFT 594918104 $1.5M 1.29% 4,015 SH
17 ISHARES TR TLH 464288653 $1.5M 1.28% 14,763 SH
18 IRON MTN INC DEL IRM 46284V101 $1.5M 1.27% 11,707 SH
19 BLACKROCK ETF TRUST BLCR 09290C855 $1.4M 1.21% 27,869 SH
20 AMAZON COM INC AMZN 023135106 $1.4M 1.17% 5,711 SH
21 BLACKROCK ETF TRUST IALT 09290C665 $1.4M 1.17% 48,505 SH
22 FLEX LTD FLEX Y2573F102 $1.3M 1.12% 8,015 SH
23 BLACKROCK ETF TRUST II GGOV 092528835 $1.3M 1.10% 25,484 SH
24 VANGUARD STAR FDS VXUS 921909768 $1.2M 1.04% 14,139 SH
25 ALPHABET INC GOOG 02079K107 $1.2M 1.00% 3,281 SH
26 META PLATFORMS INC META 30303M102 $1.2M 1.00% 2,056 SH
27 BLACKROCK ETF TRUST CORO 09290C764 $1.0M 0.90% 28,634 SH
28 ISHARES TR EFV 464288877 $1.0M 0.90% 13,595 SH
29 KINGSTONE COS INC KINS 496719105 $1.0M 0.89% 54,340 SH
30 ITURAN LOCATION AND CONTROL ITRN M6158M104 $1.0M 0.88% 16,645 SH
31 BLACKROCK ETF TRUST IDEF 09290C699 $1.0M 0.87% 31,760 SH
32 LIFE TIME GROUP HOLDINGS INC LTH 53190C102 $1.0M 0.87% 24,591 SH
33 BLACKROCK ETF TRUST THRO 09290C806 $990.8K 0.85% 22,982 SH
34 NICOLET BANKSHARES INC NIC 65406E102 $990.0K 0.85% 5,986 SH
35 VERIZON COMMUNICATIONS INC VZ 92343V104 $978.2K 0.84% 23,103 SH
36 AZZ INC AZZ 002474104 $973.6K 0.84% 6,279 SH
37 ATLANTA BRAVES HLDGS INC BATRK 047726302 $968.4K 0.83% 18,658 SH
38 BERKLEY W R CORP WRB 084423102 $964.2K 0.83% 13,671 SH
39 BAR HBR BANKSHARES BHB 066849100 $946.8K 0.82% 25,073 SH
40 ISHARES TR IEI 464288661 $927.1K 0.80% 7,894 SH
41 EXELIXIS INC EXEL 30161Q104 $905.8K 0.78% 16,647 SH
42 IBEX LTD IBEX G4690M101 $899.4K 0.78% 29,616 SH
43 WISDOMTREE TR DXJ 97717W851 $896.8K 0.77% 5,169 SH
44 VANGUARD INDEX FDS VTI 922908769 $890.7K 0.77% 2,407 SH
45 STAG INDUSTRIAL INC STAG 85254J102 $886.3K 0.76% 23,287 SH
46 CORPAY INC CPAY 219948106 $882.5K 0.76% 2,648 SH
47 JPMORGAN CHASE & CO JPM 46625H100 $865.7K 0.75% 2,645 SH
48 MUELLER INDS INC MLI 624756102 $856.1K 0.74% 6,964 SH
49 SLB LIMITED SLB 806857108 $823.2K 0.71% 17,706 SH
50 LEIDOS HOLDINGS INC LDOS 525327102 $812.2K 0.70% 7,888 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $116.0M 132 0001951757-26-001270
2026-03-31 2026-04-21 $104.2M 190 0002099154-26-000002
2025-12-31 2026-01-26 $100.2M 190 0002099154-26-000001