WEITZ INVESTMENT MANAGEMENT, INC.
Long book
$1.43B
Q1 2026
Positions
49
Top-10 weight
55%
concentration
Last quarter
+10.3%
SPY +14.8%
Turnover
21%
of book per quarter
Strategy in plain words
auto-generated from filingsWEITZ INVESTMENT MANAGEMENT, INC. is a diversified fundamental manager, running a $1.43B US long book across 49 positions.
The portfolio is concentrated: the top 10 names carry 55% of the portfolio. Turnover is modest: positions are typically held for years. Current anchor positions: BERKSHIRE HATHAWAY INC-CL B, ALPHABET INC-CL C, DANAHER CORP, VISA INC-CLASS A SHARES, MASTERCARD INC - A.
Over the last 9 quarters its long book ran on average 3.3pp per quarter behind the S&P 500, beating the index in 2 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
-2.1%
Q2 2024
+9.0%
Q3 2024
-0.3%
Q4 2024
-1.6%
Q1 2025
+3.3%
Q2 2025
+1.1%
Q3 2025
+0.4%
Q4 2025
-9.9%
Q1 2026
+10.3%
Sector allocation
Technology 30%
Services media 20%
Financials 15%
Industrials 9%
Materials 8%
Consumer discretionary 5%
Communications 5%
Healthcare 4%
Long book by quarter
What does WEITZ INVESTMENT own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 278.9K | $133.6M | 9.3% | -2.8% |
| GOOG ALPHABET INC-CL C | Technology | 326.8K | $93.7M | 6.5% | -6.1% |
| DHR DANAHER CORP | Technology | 477.8K | $90.6M | 6.3% | -7.0% |
| V VISA INC-CLASS A SHARES | Services media | 265.3K | $80.2M | 5.6% | -1.9% |
| MA MASTERCARD INC - A | Services media | 147.0K | $73.5M | 5.1% | -5.7% |
| AON AON PLC-CLASS A | Financials | 213.9K | $69.0M | 4.8% | -2.2% |
| MSFT MICROSOFT CORP | Technology | 169.4K | $62.7M | 4.4% | +16.1% |
| META META PLATFORMS INC-CLASS A | Technology | 105.7K | $60.5M | 4.2% | -2.8% |
| TMO THERMO FISHER SCIENTIFIC INC | Other | 121.0K | $59.5M | 4.2% | -10.3% |
| VMC VULCAN MATERIALS CO | Materials | 214.2K | $58.3M | 4.1% | +1.9% |
| IEX IDEX CORP | Industrials | 264.3K | $50.1M | 3.5% | -32.5% |
| AMZN AMAZON.COM INC | Consumer discretionary | 222.5K | $46.3M | 3.2% | Held |
| HEI/A HEICO CORP-CLASS A | Industrials | 189.0K | $39.9M | 2.8% | +16.1% |
| TECH BIO-TECHNE CORP | Healthcare | 653.2K | $34.1M | 2.4% | -18.6% |
| ACN ACCENTURE PLC-CL A | Services media | 170.7K | $33.8M | 2.4% | +6.1% |
| ADI ANALOG DEVICES INC | Technology | 106.3K | $33.8M | 2.4% | -19.9% |
| EFX EQUIFAX INC | Services media | 187.6K | $33.8M | 2.4% | -12.7% |
| TXN TEXAS INSTRUMENTS INC | Technology | 160.1K | $31.1M | 2.2% | -3.0% |
| SIRI SIRIUS XM HOLDINGS INC | Communications | 1.3M | $29.8M | 2.1% | -6.6% |
| LBRDK LIBERTY BROADBAND-C | Communications | 576.0K | $29.0M | 2.0% | -11.5% |
| LH LABCORP HOLDINGS INC | Healthcare | 99.0K | $26.4M | 1.8% | -0.7% |
| ODFL OLD DOMINION FREIGHT LINE | Industrials | 132.0K | $25.8M | 1.8% | -36.8% |
| MLM MARTIN MARIETTA MATERIALS | Materials | 39.8K | $23.4M | 1.6% | -3.6% |
| GPN GLOBAL PAYMENTS INC | Services media | 335.0K | $22.5M | 1.6% | -33.7% |
| CSGP COSTAR GROUP INC | Services media | 517.0K | $20.9M | 1.5% | -28.2% |
| IDXX IDEXX LABORATORIES INC | Materials | 35.3K | $19.8M | 1.4% | Held |
| CRM SALESFORCE INC | Technology | 81.5K | $15.2M | 1.1% | -6.9% |
| ACIW ACI WORLDWIDE INC | Technology | 367.7K | $15.1M | 1.1% | Held |
| MELI MERCADOLIBRE INC | Services media | 8.0K | $13.8M | 1.0% | +116.2% |
| PRM PERIMETER SOLUTIONS INC | Materials | 509.4K | $12.4M | 0.9% | Held |
| LKQ LKQ CORP | Consumer discretionary | 408.0K | $12.0M | 0.8% | -7.5% |
| IR INGERSOLL-RAND INC | Industrials | 133.2K | $10.7M | 0.7% | New |
| EEFT EURONET WORLDWIDE INC | Financials | 160.0K | $10.6M | 0.7% | Held |
| ORCL ORACLE CORP | Technology | 55.0K | $8.1M | 0.6% | -21.4% |
| ASML ASML HOLDING NV-NY REG SHS | Industrials | 5.5K | $7.3M | 0.5% | New |
| LBRDA LIBERTY BROADBAND-A | Communications | 130.0K | $6.5M | 0.5% | -7.1% |
| NVDA NVIDIA CORP | Technology | 35.0K | $6.1M | 0.4% | New |
| CDW CDW CORP/DE | Consumer discretionary | 36.3K | $4.4M | 0.3% | -35.6% |
| LIN LINDE PLC | Materials | 7.2K | $3.6M | 0.2% | Held |
| VLTO VERALTO CORP | Technology | 40.0K | $3.5M | 0.2% | +5.3% |
| POOL POOL CORP | Consumer discretionary | 15.0K | $3.0M | 0.2% | New |
| RGEN REPLIGEN CORP | Healthcare | 25.5K | $3.0M | 0.2% | New |
| SPGI S&P GLOBAL INC | Services media | 7.0K | $3.0M | 0.2% | -1.3% |
| CMCSA COMCAST CORP-CLASS A | Communications | 47.0K | $1.3M | 0.1% | -44.7% |
| FTV FORTIVE CORP | Technology | 22.5K | $1.2M | 0.1% | -50.4% |
| FERG FERGUSON ENTERPRISES INC | Consumer discretionary | 5.2K | $1.2M | 0.1% | New |
| APH AMPHENOL CORP-CL A | Technology | 9.2K | $1.2M | 0.1% | New |
| CHTR CHARTER COMMUNICATIONS INC-A | Communications | 650 | $140K | 0.0% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 14, 2026 | 49 | $1.43B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 12, 2026 | 44 | $1.69B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 10, 2025 | 48 | $1.84B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 12, 2025 | 45 | $1.86B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 9, 2025 | 45 | $1.88B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 12, 2025 | 47 | $1.94B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 12, 2024 | 50 | $2.03B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 53 | $1.91B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 13, 2024 | 54 | $1.98B | canonical | SEC ↗ |
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