WPOPX — Partners III Opportunity Fund
Data updated: 2026-08-31
WPOPX — Partners III Opportunity Fund. United States Large Cap Blend / Core Equity · $334.22M AUM. Holdings, fees, performance and SEC filings.
WPOPX Fund Overview
WPOPX — Partners III Opportunity Fund is a US mutual fund managed by Weitz Funds, categorised as United States Large Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Weitz Funds
- Category: United States Large Cap Blend / Core Equity
- Assets under management: $334.22M
- 1-year return: 0.2%
- Ticker: WPOPX
- SEC CIK: 0001257927
- SEC series ID: S000008514
- Share class ID: C000023365
WPOPX Holdings
Top 10 holdings of Partners III Opportunity Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Berkshire Hathaway, Inc. | 16.17% |
| Alphabet, Inc. | 5.81% |
| Visa, Inc. | 5.65% |
| Microsoft Corp. | 5.58% |
| Danaher Corp. | 5.13% |
| Thermo Fisher Scientific, Inc. | 4.80% |
| Idex Corp. | 4.75% |
| Sirius Xm Holdings, Inc. | 4.64% |
| Amazon.com, Inc. | 4.64% |
| Mastercard, Inc. | 4.61% |
WPOPX Portfolio Allocation
Asset-class allocation of Partners III Opportunity Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 87.5% |
| Fixed Income | 11.0% |
| Cash & Equivalents | 1.2% |
WPOPX Performance
Total returns for WPOPX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.6% |
| 1 year | 0.2% |
| 3 years (annualised) | 7.9% |
| 5 years (annualised) | 1.8% |
WPOPX Risk Information
Risk metrics for WPOPX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 10.4%
WPOPX Costs and Fees
WPOPX costs about $112 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.12%
- Portfolio turnover: 33%
- Brokerage commissions: 2.58 bps of average net assets (SEC N-CEN)
WPOPX Cashflows
Over the 12 months to 2026-06, Partners III Opportunity Fund had net outflows of $64.11M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$1.12M |
| 2026-05 | −$1.10M |
| 2026-04 | −$2.06M |
| 2026-03 | −$9.50M |
| 2026-02 | −$4.97M |
| 2026-01 | −$1.14M |
WPOPX Debt Constituents
Largest debt holdings of Partners III Opportunity Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Of America - Bureau Of The Public Debt | 2.09% |
| United States Of America - Bureau Of The Public Debt | 1.79% |
| United States Of America - Bureau Of The Public Debt | 1.49% |
| United States Of America - Bureau Of The Public Debt | 1.48% |
| United States Of America - Bureau Of The Public Debt | 1.19% |
| United States Of America - Bureau Of The Public Debt | 1.19% |
| United States Of America - Bureau Of The Public Debt | 0.89% |
| United States Of America - Bureau Of The Public Debt | 0.88% |
WPOPX Prospectus and SEC Filings
Official Partners III Opportunity Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-07-29
- Prospectus (485BPOS) — filed 2025-07-29
- Prospectus (485BPOS) — filed 2024-07-29
- Portfolio holdings (N-PORT) — filed 2026-08-31
- Portfolio holdings (N-PORT) — filed 2026-05-28
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2026-06-08
- Annual census (N-CEN) — filed 2025-06-10
Related Funds
Other United States Large Cap Blend / Core Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.