Steginsky Capital LLC

Investment Portfolio & 13F Holdings Analysis

About

CIK: 0001120048

Type: FundHoldings: 7Value: $447.2MLatest: 2025Q1

STEGINSKY CAPITAL LLC is an institutional investment manager that filed its latest Form 13F for 2025Q1, reporting 7 holdings worth $0.4 billion. Form 13F filings provide transparency into the equity holdings of institutional investment managers with over $100 million in assets under management. This page displays the most recent portfolio holdings, allowing investors to track position changes, new investments, and portfolio composition.

AI_NATIVE detailed information: This accession holds the following tickers:[
  "GOOGL",
  "FAST",
  "MKL",
  "BRK-B",
  "COST",
  "GOOG",
  "MLM"
]

Filing Details

13F-HR • 2025-03-31

SEC FilingSEC DataHachi Filing

Report Date: 2025-03-31
Filing Date: 2025-05-15
Total Holdings: 7
Total Value: 447178
Accession Number: 0001120048-25-000002
Form Type: 13F-HR
CIK: steginsky-capital
Manager Name: Steginsky-Capital

Data Enrichment

100% identified

7 identified0 unidentified

Holdings

SEC FilingSEC DataHachi Filing

Manager:

7 positions • $447.2K total value

SEC FilingSEC DataHachi Filing

Manager:

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COSTCO WHOLESALE CORP /NEW

COST|22160K105

Shares:137.1K

Value:$129.7M

% of Portfolio:28996.3% ($129.7M/$447.2K)

Alphabet Inc.

GOOG|02079K107

Shares:631.3K

Value:$98.6M

% of Portfolio:22054.8% ($98.6M/$447.2K)

MARKEL GROUP INC.

MKL|570535104

Shares:39.1K

Value:$73.1M

% of Portfolio:16346.5% ($73.1M/$447.2K)

FASTENAL CO

FAST|311900104

Shares:726.5K

Value:$56.3M

% of Portfolio:12599.2% ($56.3M/$447.2K)

MARTIN MARIETTA MATERIALS INC

MLM|573284106

Shares:114.0K

Value:$54.5M

% of Portfolio:12190.2% ($54.5M/$447.2K)

BERKSHIRE HATHAWAY INC

BRK-B|084670702

Shares:61.8K

Value:$32.9M

% of Portfolio:7361.1% ($32.9M/$447.2K)

Alphabet Inc.

GOOGL|02079K305

Shares:13.1K

Value:$2.0M

% of Portfolio:451.9% ($2.0M/$447.2K)

Instrument	Shares		Other Manager	Value	% of Portfolio
COSTCO WHOLESALE CORP /NEW(COSTcusip22160K105)	137.1K	QoQ -4.00% (-5.7K) YoY -6.55% (-9.6K)	All Managers (Combined)	$129.7M	28996.3% ($129.7M/$447.2K)	QoQ -0.91% (-$1) YoY +20.62% (-$22)
Alphabet Inc.(GOOGcusip02079K107)	631.3K	QoQ -3.25% (-21.2K) YoY -2.03% (-13.1K)	All Managers (Combined)	$98.6M	22054.8% ($98.6M/$447.2K)	QoQ -20.63% (-$26) YoY +0.52% (-$1)
MARKEL GROUP INC.(MKLcusip570535104)	39.1K	QoQ -3.07% (-1.2K) YoY +1.79% (+691)	All Managers (Combined)	$73.1M	16346.5% ($73.1M/$447.2K)	QoQ +4.97% (-$3) YoY +25.09% (+$15)
FASTENAL CO(FASTcusip311900104)	726.5K	QoQ -0.80% (-5.9K) YoY +3.17% (+22.4K)	All Managers (Combined)	$56.3M	12599.2% ($56.3M/$447.2K)	QoQ +6.97% (-$4) YoY +3.72% (+$2)
MARTIN MARIETTA MATERIALS INC(MLMcusip573284106)	114.0K	QoQ +1.53% (-1.7K) YoY +4.89% (-5.3K)	All Managers (Combined)	$54.5M	12190.2% ($54.5M/$447.2K)	QoQ -6.00% (-$3) YoY -18.30% (-$12)
BERKSHIRE HATHAWAY INC(BRK-Bcusip084670702)	61.8K	QoQ -3.52% (-2.3K) YoY -8.12% (-5.5K)	All Managers (Combined)	$32.9M	7361.1% ($32.9M/$447.2K)	QoQ +13.35% (-$4) YoY +16.35% (-$5)
Alphabet Inc.(GOOGLcusip02079K305)	13.1K	QoQ 0.00% (-0) YoY +0.67% (+87)	All Managers (Combined)	$2.0M	451.9% ($2.0M/$447.2K)	QoQ -18.31% (-$0) YoY +3.11% (+$0)