BLUEFIN CAPITAL MANAGEMENT, LLC — 13F Holdings & Portfolio

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

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 and exited 34; 18 existing positions rose in reported value and 20 fell.

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.

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

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26

MSFT21.6% · +30991%NVDA11.5% · new XOVR9.1% · new AMD8.5% · new SPY6.6% · +176%CRWV5.4% · -31%COR3.7% · new BOXX2.7% · -11%QXO2.1% · new ET1.8% · +188%C1.8% · +158%EA1.7% · new CORZW1.5% · 0%QQQ1.5% · +72%MU1.3% · +44%FEZ1.3% · new NASA1.2% · new SEM1.0% · new ECHO0.9% · new DIS0.9% · new ITGR0.8% · +264%MRVL0.8% · new ALKT0.8% · new RIOT0.7% · new META0.7% · new CWB0.7% · -79%VOYA0.6% · new PBR0.6% · new GLD0.6% · +162%PAA0.6% · -7%UNH0.4% · new UTF0.4% · -47%TSLA0.4% · new LITE0.3% · new UPS0.3% · new RYAM0.3% · new COO0.3% · new MBI0.2% · +19%DRAM0.2% · new VZ0.2% · new MX0.2% · new CMG0.2% · -29%GHI0.2% · 0%QCOM0.2% · new CRCL0.2% · +18%IBIT0.1% · new LLY0.1% · new PFE0.1% · -52%OPTU0.1% · new PCT0.1% · new BHF0.1% · -8%AMZN0.1% · new GDXJ0.1% · new AES0.1% · 0%PZZA0.1% · new CVX0.1% · +76%CORZ0.1% · new AB0.1% · new VALE0.1% · new NLY0.1% · new

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 73%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

Assets Under Management

$272.2M

Discretionary

$272.2M

Employees

Accounts

Address

1235 WESTLAKES DRIVE
SUITE 205
BERWYN, PA 19312

Phone

(610) 540-0019

Name	Title / Status	Ownership	Type
BALCER, MARC, NATHAN Control	MEMBER, PORTFOLIO MANAGER	25–50%	Individual
BURNEY, SCOTT, ANTHONY Control	MEMBER, CCO, COO	25–50%	Individual
RAUPP, GEORGE, IVAN Control	MEMBER, HEAD TRADER	10–25%	Individual
TODOROW, MATTHEW, NMN Control	MEMBER, PORTFOLIO MANAGER	25–50%	Individual

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

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

Show all 49 →

Exited Positions

Show all 34 →

Loading…

#	Issuer	Symbol	CUSIP	Value	Δ

BLUEFIN CAPITAL MANAGEMENT, LLC Holdings (2026-06-30)

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	—	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

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