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Byrne Asset Management 13F Portfolio

Portfolio Manager
Byrne Asset Management LLC
Performance
+23.35% (2026 Q2)
AUM (13F)
$185.08M
# of Holdings
591
Performance Rank
Allocation (Top 20)
45.02%
Latest filing
Q2 2026

Byrne Asset Management LLC Holdings Map

Top 50 Byrne Asset Management LLC Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
GOOGL
ALPHABET INC CLASS A
5.7%29.5K$10.5M
-5.91%(-1.85K)
2025-Q2: 33.4K shares2025-Q3: 33.1K shares2025-Q4: 32.6K shares2026-Q1: 31.4K shares2026-Q2: 29.5K shares
$139.04(+152.79%)
2026-06-30
AAPL
APPLE INC
4.41%28.2K$8.2M
-4.28%(-1.26K)
2025-Q2: 31.0K shares2025-Q3: 33.1K shares2025-Q4: 31.4K shares2026-Q1: 29.5K shares2026-Q2: 28.2K shares
$165.82(+84.94%)
2026-06-30
MSFT
MICROSOFT CORP
3.82%19.0K$7.1M
-6.02%(-1.22K)
2025-Q2: 20.9K shares2025-Q3: 20.5K shares2025-Q4: 20.3K shares2026-Q1: 20.2K shares2026-Q2: 19.0K shares
$310.47(+61.94%)
2026-06-30
NVDA
NVIDIA CORP
3.58%33.1K$6.6M
-6.93%(-2.47K)
2025-Q2: 34.7K shares2025-Q3: 34.3K shares2025-Q4: 34.1K shares2026-Q1: 35.6K shares2026-Q2: 33.1K shares
$62.54(+252.53%)
2026-06-30
AMZN
AMAZON.COM INC
2.94%22.8K$5.4M
-6.45%(-1.57K)
2025-Q2: 25.8K shares2025-Q3: 25.7K shares2025-Q4: 25.2K shares2026-Q1: 24.4K shares2026-Q2: 22.8K shares
$163.52(+68.15%)
2026-06-30
AMD
ADVANCED MICRO DEVICES I
2.78%8.9K$5.1M
-21.65%(-2.45K)
2025-Q2: 13.7K shares2025-Q3: 12.5K shares2025-Q4: 11.8K shares2026-Q1: 11.3K shares2026-Q2: 8.9K shares
$121.06(+284.97%)
2026-06-30
JNJ
JOHNSON & JOHNSON
2.49%18.2K$4.6M
-1.91%(-353)
2025-Q2: 19.0K shares2025-Q3: 19.0K shares2025-Q4: 18.9K shares2026-Q1: 18.5K shares2026-Q2: 18.2K shares
$164.64(+59.54%)
2026-06-30
GLW
CORNING INC
2.49%18.0K$4.6M
-10.06%(-2.02K)
2025-Q2: 23.2K shares2025-Q3: 22.2K shares2025-Q4: 21.2K shares2026-Q1: 20.0K shares2026-Q2: 18.0K shares
$36.19(+340.41%)
2026-06-30
AMAT
APPLIED MATLS INC
2.25%5.7K$4.2M
-12.46%(-818)
2025-Q2: 9.5K shares2025-Q3: 9.2K shares2025-Q4: 9.1K shares2026-Q1: 6.6K shares2026-Q2: 5.7K shares
$134.29(+297.29%)
2026-06-30
CAT
CATERPILLAR INC
1.98%3.4K$3.7M
-7.90%(-295)
2025-Q2: 3.9K shares2025-Q3: 3.8K shares2025-Q4: 3.9K shares2026-Q1: 3.7K shares2026-Q2: 3.4K shares
$209.50(+308.49%)
2026-06-30

About Byrne Asset Management LLCโ€™s portfolio

Byrne Asset Management LLC reports $185.08M in US-listed equity holdings across 591 positions in its most recent 13F filing. Its largest disclosed positions are GOOGL (5.7%), AAPL (4.4%) and MSFT (3.8%). The top 20 holdings account for 45.02% of reported assets. Its disclosed equity book has returned +96.29% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
GOOGL โ€” 8.6% ($10.55M)AAPL โ€” 6.7% ($8.17M)MSFT โ€” 5.8% ($7.08M)NVDA โ€” 5.4% ($6.62M)AMZN โ€” 4.5% ($5.44M)AMD โ€” 4.2% ($5.15M)JNJ โ€” 3.8% ($4.61M)GLW โ€” 3.8% ($4.60M)AMAT โ€” 3.4% ($4.16M)CAT โ€” 3.0% ($3.66M)Other โ€” 50.8% ($62.08M)
49%in top 10
  • GOOGL8.6%
  • AAPL6.7%
  • MSFT5.8%
  • NVDA5.4%
  • AMZN4.5%
  • AMD4.2%
  • JNJ3.8%
  • GLW3.8%
  • AMAT3.4%
  • CAT3.0%
  • Other50.8%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Added to
1
MUMICRON TECHNOLOGY INC+2.9%
Trimmed
48
AMDADVANCED MICRO DEVICES I-21.6%
GOOGLALPHABET INC CLASS A-5.9%
AMATAPPLIED MATLS INC-12.5%
GLWCORNING INC-10.1%
+44 more

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Source filings

Holdings on this page are parsed from Byrne Asset Management LLCโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1911322). View Byrne Asset Management LLCโ€™s 13F filings on SEC

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