# Partners III Opportunity Fund

Partners III Opportunity Fund is a registered fund series of Weitz Funds (series S000008514). Net assets $313.7M as of 2026-03-31.

## Profile

- Series ID: S000008514
- Registrant: Weitz Funds
- LEI: 549300DMI5AOB584BZ73
- Net assets: $313.7M
- Total assets: $314.1M
- As of: 2026-03-31

## Advisers

- [Weitz Investment Management, Inc. (Advisor)](https://search.stillhousedata.com/firm/105088)

## Top holdings (26 reported)

_Showing 15 of 26 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [BERKSHIRE HATHAWAY INC.](https://search.stillhousedata.com/security/084670702) | — | $51.8M | 1649.52% |
| [ALPHABET INC.](https://search.stillhousedata.com/security/02079K107) | — | $18.6M | 594.29% |
| [MICROSOFT CORPORATION](https://search.stillhousedata.com/security/594918104) | — | $18.5M | 589.91% |
| [THERMO FISHER SCIENTIFIC INCORPORATED](https://search.stillhousedata.com/security/883556102) | — | $17.2M | 548.32% |
| [VISA INC.](https://search.stillhousedata.com/security/92826C839) | — | $16.6M | 529.82% |
| [DANAHER CORPORATION](https://search.stillhousedata.com/security/235851102) | — | $15.2M | 483.44% |
| [MASTERCARD INCORPORATED](https://search.stillhousedata.com/security/57636Q104) | — | $15.0M | 477.76% |
| [AMAZON.COM, INC.](https://search.stillhousedata.com/security/023135106) | — | $14.6M | 464.67% |
| [SIRIUS XM HOLDINGS INC.](https://search.stillhousedata.com/security/829933100) | — | $14.5M | 463.44% |
| [AON PUBLIC LIMITED COMPANY](https://search.stillhousedata.com/security/G0403H108) | — | $14.5M | 462.95% |
| [IDEX CORPORATION](https://search.stillhousedata.com/security/45167R104) | — | $13.3M | 422.90% |
| [TEXAS INSTRUMENTS INCORPORATED](https://search.stillhousedata.com/security/882508104) | — | $12.6M | 402.20% |
| [LIBERTY BROADBAND CORPORATION](https://search.stillhousedata.com/security/530307305) | — | $12.1M | 384.77% |
| [META PLATFORMS, INC.](https://search.stillhousedata.com/security/30303M102) | — | $11.4M | 364.71% |
| [EURONET WORLDWIDE, INC.](https://search.stillhousedata.com/security/298736109) | — | $10.6M | 338.46% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $313.7M |
| 2025-12-31 | $357.1M |
| 2025-09-30 | $398.7M |
| 2025-06-30 | $418.4M |
| 2025-03-31 | $416.0M |
| 2024-12-31 | $428.0M |
| 2024-09-30 | $438.5M |
| 2024-06-30 | $408.0M |

## More

- [Registrant: Weitz Funds](https://search.stillhousedata.com/registrant/1257927)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000008514.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.