BLUEFIN CAPITAL MANAGEMENT, LLC
Long book
$88.0M
Q1 2026
Positions
62
Top-10 weight
71%
concentration
Last quarter
+8.8%
SPY +14.8%
Turnover
81%
of book per quarter
Strategy in plain words
auto-generated from filingsBLUEFIN CAPITAL MANAGEMENT, LLC is an institutional manager, running a $88.0M US long book across 62 positions.
The portfolio is concentrated: the top 10 names carry 71% of the portfolio. Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: COREWEAVE INC-CL A, ALPHA ARCHITECT 1-3 MNTH BOX, SS SPDR BB CONV SEC ETF, SS SPDR S&P 500 ETF TRUST-US, COGENT COMMUNICATIONS HOLDIN.
Over the last 8 quarters its long book ran on average 4.3pp per quarter behind the S&P 500, beating the index in 2 of 8 quarters. Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
-2.3%
Q2 2024
-2.2%
Q3 2024
+16.6%
Q1 2025
+6.6%
Q2 2025
+7.3%
Q3 2025
-25.5%
Q4 2025
+1.0%
Q1 2026
+8.8%
Sector allocation
Technology 56%
Financials 10%
Energy 8%
Communications 8%
Healthcare 6%
Utilities 5%
Industrials 3%
Consumer discretionary 2%
Long book by quarter
What does BLUEFIN CAPITAL own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| CRWV COREWEAVE INC-CL A | Technology | 275.3K | $21.3M | 24.2% | -72.8% |
| CCOI COGENT COMMUNICATIONS HOLDIN | Communications | 132.3K | $2.5M | 2.8% | -16.3% |
| ET ENERGY TRANSFER LP | Utilities | 114.1K | $2.2M | 2.5% | -50.0% |
| PAA PLAINS ALL AMER PIPELINE LP | Energy | 92.1K | $2.1M | 2.3% | New |
| C CITIGROUP INC | Financials | 17.2K | $2.0M | 2.2% | New |
| CRC CALIFORNIA RESOURCES CORP | Energy | 23.3K | $1.6M | 1.8% | New |
| IBM INTL BUSINESS MACHINES CORP | Technology | 6.0K | $1.4M | 1.6% | +497.5% |
| PFE PFIZER INC | Healthcare | 39.8K | $1.1M | 1.3% | -45.2% |
| MU MICRON TECHNOLOGY INC | Technology | 2.7K | $906K | 1.0% | New |
| CMG CHIPOTLE MEXICAN GRILL INC | Consumer discretionary | 27.3K | $874K | 1.0% | -96.6% |
| ATKR ATKORE INC | Technology | 14.7K | $866K | 1.0% | New |
| ITGR INTEGER HOLDINGS CORP | Healthcare | 8.3K | $734K | 0.8% | New |
| JBLU JETBLUE AIRWAYS CORP | Industrials | 160.0K | $707K | 0.8% | New |
| CRCL CIRCLE INTERNET GROUP INC | Financials | 7.1K | $677K | 0.8% | New |
| GOOGL ALPHABET INC-CL A | Technology | 2.2K | $643K | 0.7% | -60.1% |
| BMY BRISTOL-MYERS SQUIBB CO | Healthcare | 10.3K | $625K | 0.7% | -89.4% |
| MBI MBIA INC | Financials | 97.0K | $573K | 0.7% | +41.0% |
| GHI GREYSTONE HOUSING IMPACT INV | Financials | 103.2K | $508K | 0.6% | Held |
| MRK MERCK & CO. INC. | Healthcare | 4.0K | $481K | 0.5% | New |
| BILL BILL HOLDINGS INC | Technology | 11.4K | $437K | 0.5% | New |
| ECHO ECHOSTAR CORP-A | Communications | 3.5K | $410K | 0.5% | +16.7% |
| BHF BRIGHTHOUSE FINANCIAL INC | Financials | 6.6K | $395K | 0.4% | New |
| RKLB ROCKET LAB CORP | Industrials | 6.0K | $385K | 0.4% | New |
| ASTS AST SPACEMOBILE INC | Communications | 4.4K | $365K | 0.4% | New |
| VSNT VERSANT MEDIA GROUP INC | Communications | 9.7K | $358K | 0.4% | New |
| SNDK SANDISK CORP | Technology | 562 | $357K | 0.4% | New |
| PGR PROGRESSIVE CORP | Financials | 1.8K | $357K | 0.4% | -78.6% |
| CME CME GROUP INC | Financials | 1.1K | $325K | 0.4% | New |
| OCSL OAKTREE SPECIALTY LENDING CO | — | 25.5K | $288K | 0.3% | -0.4% |
| GOOG ALPHABET INC-CL C | Technology | 1.0K | $287K | 0.3% | -50.0% |
| CVX CHEVRON CORP | Energy | 1.3K | $259K | 0.3% | -76.9% |
| EPD ENTERPRISE PRODUCTS PARTNERS | Utilities | 6.6K | $250K | 0.3% | -54.2% |
| MSFT MICROSOFT CORP | Technology | 645 | $239K | 0.3% | New |
| IMSR TERRESTRIAL ENERGY INC | Industrials | 32.5K | $195K | 0.2% | New |
| PSKY PARAMOUNT SKYDANCE CL B | Communications | 20.9K | $188K | 0.2% | -94.2% |
| OBDC BLUE OWL CAPITAL CORP | — | 15.2K | $168K | 0.2% | New |
| 7WH UDEMY INC | — | 34.2K | $158K | 0.2% | New |
| NUCL EAGLE NUCLEAR ENERGY CORP | Materials | 10.3K | $79K | 0.1% | New |
| GETY GETTY IMAGES HOLDINGS INC | Services media | 74.0K | $59K | 0.1% | -75.5% |
| BESS BIMERGEN ENERGY CORP | Utilities | 24.8K | $53K | 0.1% | New |
| BGDE BIG DIGITAL ENERGY INC | Financials | 15.1K | $29K | 0.0% | New |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 127 | $155.9M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Apr 29, 2026 | 198 | $403.8M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Apr 29, 2026 | 91 | $312.5M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 140 | $132.6M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 21, 2025 | 106 | $138.6M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 123 | $330.9M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Sep 10, 2024 | 110 | $420.0M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR/ARESTATEMENT | May 20, 2024 | 139 | $644.7M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 139 | $641.6M | SEC ↗ |
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