Merrion Investment Management Co, LLC
Long book
$186.1M
Q1 2026
Positions
109
Top-10 weight
43%
concentration
Last quarter
+12.2%
SPY +14.8%
Turnover
7%
of book per quarter
Strategy in plain words
auto-generated from filingsMerrion Investment Management Co, LLC is a diversified fundamental manager, running a $186.1M US long book across 109 positions.
The portfolio is moderately concentrated (top 10 ≈ 43% of the book). The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: ALPHABET INC-CL C, NVIDIA CORP, APPLE INC, CAMECO CORP, JEFFERIES FINANCIAL GROUP IN.
Over the last 9 quarters its long book ran on average 1.6pp per quarter ahead of the S&P 500, beating the index in 6 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+4.9%
Q2 2024
+4.4%
Q3 2024
+5.2%
Q4 2024
-8.8%
Q1 2025
+14.5%
Q2 2025
+13.3%
Q3 2025
+5.7%
Q4 2025
+3.6%
Q1 2026
+12.2%
Sector allocation
Technology 29%
Financials 18%
Industrials 14%
Energy 11%
Materials 6%
Communications 6%
Utilities 5%
Services media 4%
Long book by quarter
What does Merrion Investment own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| GOOG ALPHABET INC-CL C | Technology | 44.2K | $12.7M | 6.8% | Held |
| NVDA NVIDIA CORP | Technology | 64.9K | $11.3M | 6.1% | Held |
| AAPL APPLE INC | Technology | 37.8K | $9.6M | 5.2% | Held |
| CCJ CAMECO CORP | Materials | 81.1K | $8.8M | 4.7% | -44.9% |
| JEF JEFFERIES FINANCIAL GROUP IN | Financials | 198.7K | $8.2M | 4.4% | -0.5% |
| ECHO ECHOSTAR CORP-A | Communications | 66.7K | $7.8M | 4.2% | +34.5% |
| NMM NAVIOS MARITIME PARTNERS LP | Industrials | 87.5K | $5.9M | 3.2% | +14.6% |
| VRT VERTIV HOLDINGS CO-A | Technology | 22.5K | $5.6M | 3.0% | Held |
| GLW CORNING INC | Industrials | 41.4K | $5.6M | 3.0% | -0.4% |
| GS GOLDMAN SACHS GROUP INC | Financials | 5.8K | $4.9M | 2.6% | +4.5% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 10.2K | $4.9M | 2.6% | Held |
| GEV GE VERNOVA INC | Industrials | 5.5K | $4.8M | 2.6% | -0.7% |
| HAL HALLIBURTON CO | Energy | 110.9K | $4.3M | 2.3% | Held |
| MGM MGM RESORTS INTERNATIONAL | Services media | 109.3K | $4.0M | 2.2% | Held |
| CNQ CANADIAN NATURAL RESOURCES | Energy | 78.8K | $3.8M | 2.1% | Held |
| MPC MARATHON PETROLEUM CORP | Energy | 15.6K | $3.8M | 2.0% | Held |
| TFPM TRIPLE FLAG PRECIOUS MET | Financials | 90.2K | $3.1M | 1.7% | Held |
| GSAT GLOBALSTAR INC | Communications | 43.7K | $2.9M | 1.6% | Held |
| NVEC NVE CORP | Technology | 42.7K | $2.8M | 1.5% | Held |
| ORCL ORACLE CORP | Technology | 16.4K | $2.4M | 1.3% | Held |
| MSFT MICROSOFT CORP | Technology | 6.2K | $2.3M | 1.2% | -9.2% |
| JNJ JOHNSON & JOHNSON | Healthcare | 8.9K | $2.2M | 1.2% | Held |
| MU MICRON TECHNOLOGY INC | Technology | 6.0K | $2.0M | 1.1% | -4.0% |
| CEG CONSTELLATION ENERGY | Utilities | 6.9K | $1.9M | 1.0% | Held |
| AIG AMERICAN INTERNATIONAL GROUP | Financials | 25.4K | $1.9M | 1.0% | -3.8% |
| XOM EXXON MOBIL CORP | Energy | 10.4K | $1.8M | 1.0% | Held |
| FCNCA FIRST CITIZENS BCSHS -CL A | Financials | 876 | $1.7M | 0.9% | Held |
| VTS VITESSE ENERGY INC | Energy | 88.0K | $1.6M | 0.9% | +1.1% |
| ABBV ABBVIE INC | Healthcare | 7.0K | $1.5M | 0.8% | Held |
| BWXT BWX TECHNOLOGIES INC | Industrials | 7.3K | $1.5M | 0.8% | Held |
| NE NOBLE CORP PLC | Energy | 30.0K | $1.5M | 0.8% | Held |
| DG DOLLAR GENERAL CORP | Consumer discretionary | 11.8K | $1.4M | 0.8% | Held |
| AMZN AMAZON.COM INC | Consumer discretionary | 6.0K | $1.2M | 0.7% | -0.3% |
| GE GENERAL ELECTRIC | Industrials | 4.2K | $1.2M | 0.6% | -0.6% |
| BKR BAKER HUGHES CO | Industrials | 19.0K | $1.2M | 0.6% | Held |
| JPM JPMORGAN CHASE & CO | Financials | 3.9K | $1.1M | 0.6% | Held |
| ET ENERGY TRANSFER LP | Utilities | 58.0K | $1.1M | 0.6% | Held |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 1.1K | $1.1M | 0.6% | -26.7% |
| AJG ARTHUR J GALLAGHER & CO | Financials | 5.0K | $1.1M | 0.6% | Held |
| OLN OLIN CORP | Materials | 36.2K | $1.1M | 0.6% | +18.7% |
| NFLX NETFLIX INC | Services media | 10.6K | $1.0M | 0.5% | -8.6% |
| LLY ELI LILLY & CO | Healthcare | 1.1K | $1.0M | 0.5% | Held |
| WMB WILLIAMS COS INC | Utilities | 12.7K | $924K | 0.5% | Held |
| CAT CATERPILLAR INC | Industrials | 1.3K | $921K | 0.5% | Held |
| CB CHUBB LTD | Financials | 2.8K | $903K | 0.5% | Held |
| CVX CHEVRON CORP | Energy | 4.4K | $902K | 0.5% | Held |
| ELV ELEVANCE HEALTH INC | Financials | 3.0K | $871K | 0.5% | Held |
| EPD ENTERPRISE PRODUCTS PARTNERS | Utilities | 22.7K | $859K | 0.5% | Held |
| TDW TIDEWATER INC | Industrials | 9.9K | $828K | 0.4% | New |
| HON HONEYWELL INTERNATIONAL INC | Industrials | 3.4K | $769K | 0.4% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 23, 2026 | 109 | $186.1M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 113 | $185.7M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 15, 2025 | 106 | $174.3M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 7, 2025 | 103 | $154.2M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 21, 2025 | 98 | $139.3M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 23, 2025 | 101 | $143.7M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Oct 9, 2024 | 103 | $151.6M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Jul 18, 2024 | 97 | $145.5M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Apr 17, 2024 | 99 | $139.9M | canonical | SEC ↗ |
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