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Bares Capital Management 13F Portfolio ยท Brian Bares

Portfolio Manager
Brian Bares
Performance
+9.16% (2025 Q3)
AUM (13F)
$1.08B
# of Holdings
24
Performance Rank
Allocation (Top 20)
99.96%
Latest filing
Q3 2025

Bares Capital Management, Inc. Holdings Map

Top 24 Bares Capital Management, Inc. Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
PEGA
Pegasystems Inc
17.93%3.38M$194.4M
-4.58%(-162.37K)
2024-Q3: 2.66M shares2024-Q4: 2.36M shares2025-Q1: 2.01M shares2025-Q2: 3.54M shares2025-Q3: 3.38M shares
$38.07(+54.70%)
2025-09-30
XYZ
Block Inc
13.28%1.99M$144.0M
-7.31%(-157.12K)
2024-Q3: 2.95M shares2024-Q4: 2.59M shares2025-Q1: 2.27M shares2025-Q2: 2.15M shares2025-Q3: 1.99M shares
$81.39(-20.63%)
2025-09-30
WDAY
Workday Inc.
13.19%593.8K$142.9M
+11.43%(+60.92K)
2024-Q3: 652.1K shares2024-Q4: 623.6K shares2025-Q1: 570.8K shares2025-Q2: 532.8K shares2025-Q3: 593.8K shares
$161.54(+35.47%)
2025-09-30
IBKR
Interactive Brokers Group Inc
13.08%2.06M$141.8M
-31.57%(-950.51K)
2024-Q3: 1.12M shares2024-Q4: 951.6K shares2025-Q1: 844.5K shares2025-Q2: 3.01M shares2025-Q3: 2.06M shares
$12.56(+400.77%)
2025-09-30
CSGP
CoStar Group
9.54%1.23M$103.5M
+0.95%(+11.60K)
2024-Q3: 648.5K shares2024-Q4: 649.2K shares2025-Q1: 1.13M shares2025-Q2: 1.21M shares2025-Q3: 1.23M shares
$49.60(+30.49%)
2025-09-30
ETSY
Etsy Inc
8.73%1.43M$94.7M
-0.53%(-7.65K)
2024-Q3: 1.92M shares2024-Q4: 1.89M shares2025-Q1: 1.51M shares2025-Q2: 1.43M shares2025-Q3: 1.43M shares
$103.19(-47.98%)
2025-09-30
ALGN
Align Technology Inc.
7.04%609.7K$76.3M
+19.01%(+97.38K)
2024-Q3: 505.9K shares2024-Q4: 513.1K shares2025-Q1: 537.6K shares2025-Q2: 512.3K shares2025-Q3: 609.7K shares
$237.26(-31.96%)
2025-09-30
W
Wayfair Inc
5.54%672.5K$60.1M
-8.63%(-63.53K)
2024-Q3: 983.5K shares2024-Q4: 968.3K shares2025-Q1: 795.1K shares2025-Q2: 736.0K shares2025-Q3: 672.5K shares
$128.70(-23.50%)
2025-09-30
MEDP
Medpace Holdings, Inc.
5.29%111.5K$57.3M
-29.01%(-45.58K)
2025-Q1: 37.5K shares2025-Q2: 157.1K shares2025-Q3: 111.5K shares
$305.97(+83.09%)
2025-09-30
GMED
Globus Medical Inc Class A
2.75%521.1K$29.8Mnew2025-Q3: 521.1K shares
$57.21(+51.87%)
2025-09-30

About Bares Capital Management, Inc.โ€™s portfolio

Bares Capital Management, Inc. reports $1.08B in US-listed equity holdings across 24 positions in its most recent 13F filing. Its largest disclosed positions are PEGA (17.9%), XYZ (13.3%) and WDAY (13.2%). The top 20 holdings account for 99.96% of reported assets. Its disclosed equity book has returned +84.11% on a three-year cumulative basis. Figures reflect the Q3 2025 filing.

Portfolio concentration

Portfolio concentration
PEGA โ€” 17.9% ($194.37M)XYZ โ€” 13.3% ($143.95M)WDAY โ€” 13.2% ($142.93M)IBKR โ€” 13.1% ($141.79M)CSGP โ€” 9.5% ($103.46M)ETSY โ€” 8.7% ($94.66M)ALGN โ€” 7.0% ($76.35M)W โ€” 5.5% ($60.07M)MEDP โ€” 5.3% ($57.33M)GMED โ€” 2.8% ($29.85M)Other โ€” 3.6% ($39.15M)
96%in top 10
  • PEGA17.9%
  • XYZ13.3%
  • WDAY13.2%
  • IBKR13.1%
  • CSGP9.5%
  • ETSY8.7%
  • ALGN7.0%
  • W5.5%
  • MEDP5.3%
  • GMED2.8%
  • Other3.6%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
1
GMEDGlobus Medical Inc Class A2.8%
Added to
5
WDAYWorkday Inc.+11.4%
ALGNAlign Technology Inc.+19.0%
ONTOOnto Innovation Inc.+88.6%
CSGPCoStar Group+1.0%
+1 more
Trimmed
8
IBKRInteractive Brokers Group Inc-31.6%
MEDPMedpace Holdings, Inc.-29.0%
XYZBlock Inc-7.3%
SNEXStoneX Group Inc-99.6%
+4 more

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Source filings

Holdings on this page are parsed from Bares Capital Management, Inc.โ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1340807). View Bares Capital Management, Inc.โ€™s 13F filings on SEC

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