Institutional
WEITZ INVESTMENT MANAGEMENT, INC.
CIK 0000883965
$1.43B
Reported AUM
49
Positions
Q1 2026
Period
2026-05-14
Filed
The Brief · WEITZ INVESTMENT MANAGEMENT, INC. · Q1 2026
AI · grounded in 13F
WEITZ INVESTMENT MANAGEMENT, INC. closed its position in Roper Technologies Inc ROP, reducing its exposure by $16.27M. The fund established a new position in Ingersoll Rand Inc IR worth $10.67M and added ASML Hldg NV ASML for $7.26M. Other notable activity includes new stakes in Taiwan Semiconductor Manuf TSM and Nvidia Corporation NVDA, alongside a 116.22% increase in shares of MercadoLibre Inc MELI.
Portfolio · Q1 2026
Top holdings
| # | Stock | Issuer | Price | Day % | 1Y Gr. | 5Y Gr. | Value | % of book | Δ shares (QoQ) | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | BRK/B | BERKSHIRE HATHAWAY INC DEL | — | — | — | — | $133.6M | 9.33% | — | HELD |
| 2 | GOOG | ALPHABET INC | $333.68 | -0.62% | 77.27% | 132.86% | $93.7M | 6.54% | — | HELD |
| 3 | DHR | DANAHER CORPORATION | $196.17 | -0.16% | 0.43% | -29.94% | $90.6M | 6.32% | — | HELD |
| 4 | V | VISA INC | $366.27 | -0.67% | 8.37% | 65.12% | $80.2M | 5.60% | — | HELD |
| 5 | MA | MASTERCARD INCORPORATED | $577.35 | 2.49% | 3.76% | 71.76% | $73.5M | 5.13% | — | HELD |
| 6 | AON | AON PLC | $366.57 | -2.81% | 6.99% | 35.98% | $69.0M | 4.82% | — | HELD |
| 7 | MSFT | MICROSOFT CORP | $451.10 | 15.51% | -13.24% | 55.41% | $62.7M | 4.38% | — | HELD |
| 8 | META | META PLATFORMS INC | $539.03 | -7.95% | -21.66% | 55.72% | $60.5M | 4.22% | — | HELD |
| 9 | TMO | THERMO FISHER SCIENTIFIC INC | $576.77 | 0.05% | 24.95% | 5.34% | $59.5M | 4.15% | — | HELD |
| 10 | VMC | VULCAN MATLS CO | $271.24 | -4.47% | 0.12% | 52.67% | $58.3M | 4.07% | — | HELD |
| 11 | IEX | IDEX CORP | $233.77 | 1.85% | 49.68% | 11.76% | $50.1M | 3.50% | — | HELD |
| 12 | AMZN | AMAZON COM INC | $235.50 | 3.90% | 9.66% | 35.70% | $46.3M | 3.23% | — | HELD |
| 13 | HEI/A | HEICO CORP NEW | — | — | — | — | $39.9M | 2.78% | — | HELD |
| 14 | TECH | BIO-TECHNE CORP | $72.03 | 0.00% | 32.02% | -41.01% | $34.1M | 2.38% | — | HELD |
| 15 | ACN | ACCENTURE PLC IRELAND | $163.29 | -5.71% | -34.80% | -47.34% | $33.8M | 2.36% | — | HELD |
| 16 | ADI | ANALOG DEVICES INC | $366.67 | 3.76% | 65.33% | 140.57% | $33.8M | 2.36% | — | HELD |
| 17 | EFX | EQUIFAX INC | $176.13 | -5.84% | -21.24% | -28.63% | $33.8M | 2.36% | — | HELD |
| 18 | TXN | TEXAS INSTRS INC | $278.76 | 2.75% | 57.32% | 67.38% | $31.1M | 2.17% | — | HELD |
| 19 | SIRI | SIRIUSXM HOLDINGS INC | $30.97 | -4.97% | 53.40% | -40.85% | $29.8M | 2.08% | — | HELD |
| 20 | LBRDK | LIBERTY BROADBAND CORP | $33.36 | -2.17% | -43.27% | -80.96% | $29.0M | 2.02% | — | HELD |
| 21 | LH | LABCORP HOLDINGS INC | $315.53 | 2.73% | 17.58% | 22.84% | $26.4M | 1.84% | — | HELD |
| 22 | ODFL | OLD DOMINION FREIGHT LINE IN | $212.47 | -4.63% | 48.87% | 48.89% | $25.8M | 1.80% | — | HELD |
| 23 | MLM | MARTIN MARIETTA MATLS INC | $540.00 | -5.21% | -0.89% | 53.83% | $23.4M | 1.63% | — | HELD |
| 24 | GPN | GLOBAL PMTS INC | $86.84 | -1.62% | 10.61% | -45.00% | $22.5M | 1.57% | — | HELD |
| 25 | CSGP | COSTAR GROUP INC | $29.46 | -1.24% | -68.86% | -65.23% | $20.9M | 1.46% | — | HELD |
| 26 | IDXX | IDEXX LABS INC | $558.80 | -1.93% | 4.88% | -16.63% | $19.8M | 1.38% | — | HELD |
| 27 | CRM | SALESFORCE COM INC | $180.71 | -4.07% | -27.31% | -30.68% | $15.2M | 1.06% | — | HELD |
| 28 | ACIW | ACI WORLDWIDE INC | $57.69 | -4.14% | 41.51% | 78.87% | $15.1M | 1.05% | — | HELD |
| 29 | MELI | MERCADOLIBRE INC | $1885.73 | 1.20% | -22.48% | -1.37% | $13.8M | 0.97% | — | HELD |
| 30 | PRM | PERIMETER SOLUTIONS INC | $37.23 | 7.38% | 130.59% | 159.65% | $12.4M | 0.87% | — | HELD |
| 31 | LKQ | LKQ CORP | $22.60 | -14.36% | — | — | $12.0M | 0.84% | — | HELD |
| 32 | IR | INGERSOLL RAND INC | $84.32 | -0.34% | — | — | $10.7M | 0.74% | — | HELD |
| 33 | EEFT | EURONET WORLDWIDE INC | $76.67 | -8.37% | — | — | $10.6M | 0.74% | — | HELD |
| 34 | ORCL | ORACLE CORP | $127.56 | 8.34% | — | — | $8.1M | 0.56% | — | HELD |
| 35 | ASML | ASML HLDG NV | $1651.44 | 6.50% | — | — | $7.3M | 0.51% | — | HELD |
| 36 | TSM | TAIWAN SEMICONDUCTOR MANUFAC | $403.31 | 7.64% | — | — | $6.8M | 0.47% | — | HELD |
| 37 | LBRDA | LIBERTY BROADBAND CORP | $33.33 | -2.14% | — | — | $6.5M | 0.46% | — | HELD |
| 38 | NVDA | NVIDIA CORPORATION | $195.04 | 2.65% | — | — | $6.1M | 0.43% | — | HELD |
| 39 | CDW | CDW CORP | $145.56 | -1.60% | — | — | $4.4M | 0.31% | — | HELD |
| 40 | LIN | LINDE PLC | $508.64 | -0.49% | — | — | $3.6M | 0.25% | — | HELD |
| 41 | VLTO | VERALTO CORP | $94.71 | -4.17% | — | — | $3.5M | 0.25% | — | HELD |
| 42 | POOL | POOL CORP | $190.68 | -1.43% | — | — | $3.0M | 0.21% | — | HELD |
| 43 | RGEN | REPLIGEN CORP | $143.60 | 1.68% | — | — | $3.0M | 0.21% | — | HELD |
| 44 | SPGI | S&P GLOBAL INC | $415.00 | -1.11% | — | — | $3.0M | 0.21% | — | HELD |
| 45 | CMCSA | COMCAST CORP NEW | $23.67 | -3.82% | — | — | $1.3M | 0.09% | — | HELD |
| 46 | FTV | FORTIVE CORP | $58.48 | -1.78% | — | — | $1.2M | 0.09% | — | HELD |
| 47 | FERG | FERGUSON ENTERPRISES INC | $226.36 | 0.07% | — | — | $1.2M | 0.08% | — | HELD |
| 48 | APH | AMPHENOL CORP | $159.82 | 6.33% | — | — | $1.2M | 0.08% | — | HELD |
| 49 | CHTR | CHARTER COMMUNICATIONS INC | $142.00 | -2.20% | — | — | $140K | 0.01% | — | HELD |
Source: SEC EDGAR · accession 0001821268-26-000087. 13F discloses long positions only — shorts, foreign equities, and options are excluded.