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BLUEFIN CAPITAL MANAGEMENT, LLC — 13F Holdings & Portfolio

CIK 1144208 · latest 13F-HR filed 2026-08-14

Backtest portfolio

BLUEFIN CAPITAL MANAGEMENT, LLC manages $399.2M in 13F-reported U.S. long-equity assets across 144 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are MSFT (18.74%), NVDA (10.02%), CRWV (8.88%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 49 new positions, exited 34, added to 18, and trimmed 20.

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
41 MADISON AVENUE
36TH FLOOR
NEW YORK, NY 10010
Phone
(646) 915-1832
Filing Manager
BLUEFIN CAPITAL MANAGEMENT, LLC
NEW YORK, NY
Signatory
Jeffrey Jacobus
Chief Compliance Office
Loading holdings…
AUM

$399.2M

Long-equity book

Holdings

144

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+49 / −34 / ↑18 / ↓20

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • MICROSOFT CORP$74.6M +31230.3%
  • STATE STR SPDR S&P 500 ETF T$15.6M +216.6%
  • CITIGROUP INC$4.3M +218.6%
  • ENERGY TRANSFER L P$4.1M +185.6%
  • MICRON TECHNOLOGY INC$3.5M +390.5%
Show all 18 →

Top Trims

  • SPDR SERIES TRUST-$7.2M -75.4%
  • SPDR GOLD TR-$3.1M -60.8%
  • COREWEAVE INC-$2.5M -11.6%
  • UNITED PARCEL SVCS INC-$1.2M -57.3%
  • INTERNATIONAL BUSINESS MACHS-$1.2M -84.4%
Show all 20 →

New Positions

  • NVIDIA CORPORATION$40.0M
  • ENTREPRENEURSHARES SERIES TR$31.6M
  • ADVANCED MICRO DEVICES INC$29.5M
  • TOPBUILD COR$12.8M
  • QXO INC$7.2M
Show all 49 →

Exited Positions

  • COGENT COMM HOLDINGS INC$2.5M
  • CALIFORNIA RES CORP$1.6M
  • ISHARES TR$1.5M
  • WENDYS CO$1.3M
  • ATKORE INC$866.1K
Show all 34 →
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 MICROSOFT CORP MSFT 594918104 $74.8M 18.74% 200,537 SH
2 NVIDIA CORPORATION NVDA 67066G104 $40.0M 10.02% 200,000 SH
3 COREWEAVE INC Call CRWV 21873S108 $35.4M 8.88% 1,551,500 SH
4 ENTREPRENEURSHARES SERIES TR XOVR 293828877 $31.6M 7.92% 1,502,443 SH
5 ADVANCED MICRO DEVICES INC AMD 007903107 $29.5M 7.39% 50,750 SH
6 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $22.9M 5.73% 30,604 SH
7 COREWEAVE INC CRWV 21873S108 $18.9M 4.72% 189,460 SH
8 TOPBUILD COR COR 89055F103 $12.8M 3.20% 36,054 SH
9 EA SERIES TRUST BOXX 02072L565 $9.4M 2.35% 80,000 SH
10 QXO INC QXO 82846H405 $7.2M 1.80% 416,650 SH
11 ENERGY TRANSFER L P ET 29273V100 $6.3M 1.58% 328,947 SH
12 CITIGROUP INC C 172967424 $6.2M 1.56% 44,400 SH
13 ELECTRONIC ARTS INC EA 285512109 $6.1M 1.52% 29,549 SH
14 CORE SCIENTIFIC INC NEW CORZW 21874A114 $5.1M 1.28% 272,439 SH
15 INVESCO QQQ TR QQQ 46090E103 $5.1M 1.27% 6,900 SH
16 SOUTHERN CO Put SO 842587107 $4.5M 1.12% 545,000 SH
17 MICRON TECHNOLOGY INC MU 595112103 $4.4M 1.11% 3,849 SH
18 SPDR INDEX SHS FDS FEZ 78463X202 $4.4M 1.09% 63,400 SH
19 TEMA ETF TRUST NASA 87975E776 $4.1M 1.02% 133,847 SH
20 WARNER BROS DISCOVERY INC Put WBD 934423104 $3.7M 0.92% 4,364,100 SH
21 SELECT MED HLDGS CORP SEM 81619Q105 $3.3M 0.83% 200,000 SH
22 ECHOSTAR CORP ECHO 278768106 $3.1M 0.77% 30,450 SH
23 DISNEY WALT CO DIS 254687106 $3.0M 0.74% 30,800 SH
24 INTEGER HLDGS CORP ITGR 45826H109 $2.8M 0.71% 30,332 SH
25 MARVELL TECHNOLOGY INC MRVL 573874104 $2.7M 0.67% 9,009 SH
26 ALKAMI TECHNOLOGY INC ALKT 01644J108 $2.7M 0.67% 147,743 SH
27 RIOT PLATFORMS INC RIOT 767292105 $2.6M 0.64% 93,920 SH
28 META PLATFORMS INC META 30303M102 $2.5M 0.62% 4,427 SH
29 SPDR SERIES TRUST CWB 78464A359 $2.4M 0.59% 21,845 SH
30 VOYA FINANCIAL INC VOYA 929089100 $2.2M 0.55% 24,400 SH
31 PETROLEO BRASILEIRO S A PBR 71654V408 $2.1M 0.52% 129,573 SH
32 SPDR GOLD TR GLD 78463V107 $2.0M 0.51% 5,500 SH
33 PLAINS ALL AMERN PIPELINE L PAA 726503105 $1.9M 0.48% 85,800 SH
34 UNITEDHEALTH GROUP INC UNH 91324P102 $1.5M 0.39% 3,700 SH
35 COHEN & STEERS INFRASTRUCTUR UTF 19248A109 $1.3M 0.34% 48,680 SH
36 TESLA INC TSLA 88160R101 $1.3M 0.32% 3,000 SH
37 WARNER BROS DISCOVERY INC Call WBD 934423104 $1.1M 0.28% 2,138,100 SH
38 LUMENTUM HLDGS INC LITE 55024U109 $934.4K 0.23% 1,089 SH
39 UNITED PARCEL SVCS INC UPS 911312106 $924.5K 0.23% 8,600 SH
40 RAYONIER ADVANCED MATLS INC RYAM 75508B104 $909.6K 0.23% 115,727 SH
41 STATE STR SPDR S&P 500 ETF T Put SPY 78462F103 $908.7K 0.23% 223,200 SH
42 COOPER COS INC COO 216648501 $896.4K 0.22% 12,500 SH
43 ELECTRONIC ARTS INC Call EA 285512109 $889.9K 0.22% 249,800 SH
44 COREWEAVE INC Put CRWV 21873S108 $829.2K 0.21% 197,500 SH
45 STATE STR SPDR S&P 500 ETF T Call SPY 78462F103 $776.5K 0.19% 130,000 SH
46 MBIA INC MBI 55262C100 $749.8K 0.19% 115,006 SH
47 ROUNDHILL ETF TRUST DRAM 77926X320 $737.8K 0.18% 9,990 SH
48 VERIZON COMMUNICATIONS INC VZ 92343V104 $707.1K 0.18% 16,700 SH
49 MAGNACHIP SEMICONDUCTOR CORP MX 55933J203 $698.6K 0.18% 147,698 SH
50 CHIPOTLE MEXICAN GRILL INC CMG 169656105 $656.8K 0.16% 19,317 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $399.2M 144 0001144208-26-000008
2026-03-31 2026-05-15 $155.9M 127 0001144208-26-000005
2025-12-31 2026-04-29 $403.8M 198 0001144208-26-000004
2025-09-30 2026-04-29 $312.5M 91 0001144208-26-000003