Arkolith/Funds/Byrne Asset Management LLC

Byrne Asset Management LLC

CIK 1911322
Holdings as of Jun 30, 2026·disclosed Jul 7, 2026·~7-day 13F lag·13F-HR
Active Filer

Byrne Asset Management LLC holds a diversified book of 591 stocks worth $185.1M as of Q2 2026 (disclosed Jul 7, 2026, a ~45-day 13F lag). This quarter they opened UNIVERSAL DISPLAY CORP and trimmed ALPHABET INC CLASS A. Their largest long position is ALPHABET INC CLASS A at 6% of the equity book.

Build

Build on this 13F portfolio

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent what Byrne Asset Management LLC owns

This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/funds/1911322/holdings"
Ask your agent
Use Arkolith to show Byrne Asset Management LLC's latest
holdings, largest changes, and filing provenance.
Opened
73
new positions
Added to
92
existing
Trimmed
199
reduced
Sold out
48
exited

Concentration

Top-heavy: diversified book

Top 5 holdings
20%
Top 10 holdings
32%
Top 20 holdings
45%

Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.

Direct sector allocation

0% mapped to company sectors

ETF / fund or unclassified
100%

Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.

Biggest moves: latest quarter

Estimated $ traded · quarter-end prices, no cost basis

Bought
  • CITIGROUP INC
    +194%$336K
  • UNIVERSAL DISPLAY CORP
    New$329K
  • ATLANTA BRAVES HLDGS INCCLASS SERIES C
    New$237K
  • ZEBRA TECHNOLOGIES CORP CLASS A
    New$219K
  • PHOTRONICS INC
    New$217K
  • AECOM
    New$210K
Trimmed / exited
  • ADVANCED MICRO DEVICES I
    −22%$1.4M
  • ALPHABET INC CLASS A
    −5.9%$663K
  • APPLIED MATLS INC
    −12%$591K
  • ASTERA LABS INC
    −84%$582K
  • CORNING INC
    −10%$515K
  • SPDR GOLD SHARES
    −34%$499K

Holdings: largest first

Bars show each stock's share of the portfolio. Click a row for its position history.

591 positions
#SecurityValueShares% PortLast moveHistory
1Alphabet Inc Class A
COM
$10.5M29.5K
5.7%
−5.9%
Reduced · −2K sh
2Apple Inc
COM
$8.2M28.2K
4.4%
−4.3%
Reduced · −1K sh
3Microsoft Corp
COM
$7.1M19.0K
3.8%
−6.0%
Reduced · −1K sh
4Nvidia Corp
COM
$6.6M33.1K
3.6%
−6.9%
Reduced · −2K sh
5Amazon.com Inc
COM
$5.4M22.8K
2.9%
−6.5%
Reduced · −2K sh
6Advanced Micro Devices I
COM
$5.1M8.9K
2.8%
−22%
Reduced · −2K sh
7Johnson & Johnson
COM
$4.6M18.2K
2.5%
−1.9%
Reduced · −353 sh
8Corning Inc
COM
$4.6M18.0K
2.5%
−10%
Reduced · −2K sh
9Applied Matls Inc
COM
$4.2M5.7K
2.2%
−12%
Reduced · −818 sh
10Caterpillar Inc
COM
$3.7M3.4K
2.0%
−7.9%
Reduced · −295 sh
11JPMorgan Chase & Co
COM
$2.9M8.9K
1.6%
−7.6%
Reduced · −727 sh
12RTX Corp
COM
$2.5M13.3K
1.4%
−6.8%
Reduced · −977 sh
13Visa Inc Class A
COM
$2.5M7.3K
1.4%
−6.1%
Reduced · −480 sh
14Toll Bros Inc
COM
$2.5M15.0K
1.3%
−5.9%
Reduced · −949 sh
15Cisco Sys Inc
COM
$2.4M20.3K
1.3%
−6.7%
Reduced · −1K sh
16Vanguard S&P 500 ETF
COM
$2.3M3.3K
1.2%
Held
17Meta Platforms Inc Class A
COM
$2.2M3.9K
1.2%
−7.6%
Reduced · −319 sh
18Micron Technology Inc
COM
$2.2M1.9K
1.2%
+2.9%
Added · +52 sh
19Ibm Corp
COM
$2.0M7.0K
1.1%
−5.0%
Reduced · −372 sh
20Asml Hldg N V Fsponsored ADR 1 ADR Reps 1 Ord SHS
COM
$1.9M953
1.0%
−5.9%
Reduced · −60 sh
21Ge Aerospace
COM
$1.8M4.9K
1.0%
−10%
Reduced · −555 sh
22Taiwan Semiconductor M Fsponsored ADR 1 ADR Reps 5 Ord SHS
COM
$1.7M3.6K
0.9%
−7.8%
Reduced · −301 sh
23Berkshire Hathaway Class B
COM
$1.6M3.2K
0.9%
−7.9%
Reduced · −276 sh
24NRG Energy Inc
COM
$1.5M10.2K
0.8%
−6.0%
Reduced · −656 sh
25BlackRock Inc New
COM
$1.5M1.5K
0.8%
−6.1%
Reduced · −99 sh
26Allspring Multi Sector I
COM
$1.5M159.0K
0.8%
−14%
Reduced · −26K sh
27BlackRock Float Rate STR
COM
$1.5M132.8K
0.8%
−14%
Reduced · −21K sh
28Deere & Co
COM
$1.5M2.3K
0.8%
−4.8%
Reduced · −117 sh
29BlackRock Floating Rate
COM
$1.4M133.9K
0.8%
−14%
Reduced · −22K sh
30Franklin Limited Duratio
COM
$1.4M243.6K
0.8%
−14%
Reduced · −39K sh
31Walmart Inc
COM
$1.4M12.3K
0.8%
−8.9%
Reduced · −1K sh
32Disney Walt Co
COM
$1.4M14.4K
0.7%
−8.8%
Reduced · −1K sh
33Invesco Senior Income TR
COM
$1.4M460.5K
0.7%
−14%
Reduced · −74K sh
34State Street SPDR S&P Biotech ETF
COM
$1.3M8.4K
0.7%
−8.8%
Reduced · −817 sh
35Ishares Core Msci Total International Stock ETF
COM
$1.3M13.7K
0.7%
−6.3%
Reduced · −917 sh
36Warner Bros Discovery Inclass Series A
COM
$1.3M47.6K
0.7%
−11%
Reduced · −6K sh
37Huntington Ingalls Inds
COM
$1.2M4.4K
0.7%
−5.3%
Reduced · −245 sh
38Exxon Mobil Corp
COM
$1.2M8.8K
0.6%
−4.4%
Reduced · −407 sh
39Expand Energy Corp
COM
$1.2M12.9K
0.6%
−9.6%
Reduced · −1K sh
40Lennar Corp Class B
COM
$1.1M12.9K
0.6%
−9.5%
Reduced · −1K sh
41Ge Vernova Inc
COM
$1.1M970
0.6%
−20%
Reduced · −241 sh
42Oracle Corp
COM
$1.1M7.7K
0.6%
−3.0%
Reduced · −236 sh
43Freeport-McMoran Inc
COM
$1.1M17.7K
0.6%
−6.2%
Reduced · −1K sh
44American Intl Group Inc
COM
$1.1M14.6K
0.6%
−10%
Reduced · −2K sh
45Quest Diagnostics Inc
COM
$1.1M5.1K
0.6%
−7.6%
Reduced · −417 sh
46KKR & Co Inc
COM
$1.0M11.4K
0.6%
−0.3%
Reduced · −35 sh
47American Express Co
COM
$1.0M3.1K
0.6%
−6.0%
Reduced · −195 sh
48CRH Public Limited Co F
COM
$1.0M9.6K
0.6%
−9.2%
Reduced · −972 sh
49Qualcomm Inc
COM
$1.0M5.5K
0.5%
−15%
Reduced · −955 sh
50ConocoPhillips
COM
$998K9.6K
0.5%
−7.0%
Reduced · −724 sh
Showing 50 of 591 positions

Filing history

As-of date vs the date the SEC received each filing

QuarterAs ofFiledPositionsValueForm
Q2 2026Jun 30, 2026Jul 7, 2026594$185.1M13F-HR
Q1 2026Mar 31, 2026Apr 2, 2026569$170.7M13F-HR
Q4 2025Dec 31, 2025Jan 12, 2026567$181.1M13F-HR
Q3 2025Sep 30, 2025Oct 22, 2025564$162.5M13F-HR
Q2 2025Jun 30, 2025Jul 9, 2025543$151.0M13F-HR
Q1 2025Mar 31, 2025Apr 16, 2025560$135.5M13F-HR
Q3 2024Sep 30, 2024Jan 29, 2025541$146.7M13F-HR/A
Amended / restated
  • Q3 2024 · filed Jan 28, 202513F-HR · superseded

Data source

Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.