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Park West Asset Management LLC
Peter S. Park · Hedge Fund · Long/Short Equity
Park West Asset Management LLC is a San Francisco-based hedge fund manager founded in November 2002 by Peter S. Park. The firm employs an opportunistic investment approach focused on three primary strategies: long/short equity, event-driven, and credit or high-yield investing. By utilizing fundamental bottom-up research, Park West aims to achieve long-term capital compounding while maintaining flexibility to capitalize on market dislocations and structural catalysts. The institution manages significant discretionary assets for privately offered pooled investment vehicles and is recognized for its ability to generate alpha through both its long and short positions across various sectors.
Simulated Performance
| Metric | Value |
|---|---|
| Total return | +46.5% |
| YTD return | +30.3% |
| Sharpe ratio | 3.43 |
| Win rate | 40% |
| AUM | $1.0B |
| Inception | Oct 1, 2025 |
| Updated | Oct 9, 2026 |
Institution Status
| Field | Value |
|---|---|
| AUM | $1.0B |
| Turnover | Low (<15%) |
| Avg holding | 18 Months |
| Inception | Oct 1, 2025 |
| Website | https://www.parkwestllc.com |
Current Holdings
Updated on Oct 9, 2026.
| Ticker | Name | Portfolio % | Return |
|---|---|---|---|
| AMZN | Amazon.com Inc | 8.4% | +12.2% |
| HQY | HealthEquity Inc | 7.1% | +4.4% |
| FLEX | Flex Ltd | 6.9% | +80.0% |
| GOOGL | Alphabet Inc Class A | 6.8% | +33.6% |
| PRCH | Porch Group Inc | 6.4% | +105.2% |
| META | Meta Platforms Inc. | 5.3% | -1.4% |
| MGNI | Magnite Inc | 5.1% | +1.9% |
| TOST | Toast Inc | 5.0% | +4.3% |
| PRMB | Primo Brands Corporation | 4.8% | -14.1% |
| CNK | Cinemark Holdings Inc | 4.8% | +12.3% |
| SMTC | Semtech Corporation | 4.6% | +18.7% |
| ENVA | Enova International Inc | 4.5% | +29.4% |
| VSTS | Vestis Corporation | 4.3% | +1.7% |
| FTRE | Fortrea Holdings Inc. | 4.3% | +65.0% |
| OPLN | OPENLANE, Inc. | 4.1% | +3.4% |
| MKSI | MKS Instruments Inc | 4.0% | +1.0% |
| SNPS | Synopsys Inc | 3.6% | +11.2% |
| BKD | Brookdale Senior Living Inc | 3.5% | -23.2% |
| P | Everpure, Inc. | 3.3% | +10.2% |
| NOK | Nokia Corp ADR | 3.3% | -2.0% |
Recent activity
| Date | Action | Ticker | Weight |
|---|---|---|---|
| Oct 5, 2026 | BUY | TOST | 0.0% → 5.0% |
| Oct 5, 2026 | BUY | SNPS | 2.6% → 3.6% |
| Oct 5, 2026 | BUY | MGNI | 0.0% → 5.1% |
| Oct 5, 2026 | BUY | META | 0.0% → 5.3% |
| Oct 5, 2026 | SELL | PRCH | 5.6% → 6.4% |
Investment Style Analysis
Park West Asset Management LLC is widely recognized for employing a Long/Short Equity strategy. As of Oct 9, 2026, the firm oversees approximately $1.0B in assets under management (AUM). The portfolio demonstrates a clear preference for the Internet Content & Information and Software - Infrastructure sectors, reflecting a high-conviction approach to capital allocation.
Recent Market Moves
During the latest rebalancing period ending Oct 5, Park West Asset Management LLC made a significant move by increasing exposure to TOST. This adjustment aligns with the fund's dynamic approach to risk management and capital deployment in current market conditions.
Investment Philosophy
The firm’s investment philosophy is rooted in an opportunistic and fundamental approach to capital compounding. It primarily engages in bottom-up long/short equity investing, which accounts for the vast majority of its portfolio, while complementing this with event-driven and credit strategies. Park West seeks to identify mispriced securities resulting from temporary market dislocations or structural events. By maintaining a flexible mandate and a rigorous research process, the firm aims to capture significant upside in growth-oriented companies and generate short-side alpha, overall targeting superior risk-adjusted returns relative to broad market indices.
Disclaimer
The content provided on this page, including the simulated portfolio performance, holdings analysis, and AI-generated insights, is for informational and educational purposes only. It does not constitute financial advice, investment recommendations, or an offer to buy or sell any securities. All data is derived from historical SEC 13F filings and other public disclosures, which have a reporting lag. The "Simulated Performance" is a hypothetical reconstruction based on past disclosures and does not represent the actual returns of the institution. Past performance is not indicative of future results. Tritonix.ai is not affiliated with Park West Asset Management LLC.
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Frequently asked questions
How is the simulated portfolio for Park West Asset Management LLC constructed?
This simulation is powered by Tritonix AI using official SEC filings. We focus on the "Best Ideas" by filtering for only the Top 20 largest holdings and rebalancing them to 100%. The simulation tracks performance starting from Oct 1, 2025. Our AI monitors for updates every Monday to capture major shifts. This concentrated approach highlights the manager's true stock-picking skill and mirrors their actual investment returns.
What is Park West Asset Management LLC's largest holding?
As of the latest filing, Park West Asset Management LLC's top position is Amazon.com Inc (AMZN), representing 8.4% of the portfolio. This reflects a high-conviction bet by the institution.
What is Park West Asset Management LLC's historical performance and risk profile?
Our simulation indicates a total return of +46.5% with a win rate of 40%. Notably, the portfolio maintains a Sharpe Ratio of 3.43, suggesting an exceptional level of risk-adjusted returns compared to the broader market.
What sectors does Park West Asset Management LLC primarily invest in?
Park West Asset Management LLC has a strong preference for the Internet Content & Information sector, which makes up 12.1% of their disclosed assets. The portfolio also has exposure to Software - Infrastructure, indicating a specific thematic focus.
Is Park West Asset Management LLC's portfolio concentrated or diversified?
Park West Asset Management LLC runs a moderately concentrated portfolio with 20 disclosed positions. The top 3 holdings alone account for 22.4% of the total portfolio weight, suggesting a strategy that favors broader market exposure.
How has Park West Asset Management LLC performed in 2026?
Our AI-simulated model portfolio for Park West Asset Management LLC tracks a Year-to-Date (YTD) return of +30.3%. This metric helps investors gauge the institution's effectiveness in the current market environment.
Does Peter S. Park manage Park West Asset Management LLC directly?
Yes, Peter S. Park serves as the key portfolio manager for Park West Asset Management LLC, overseeing the investment strategy and final capital allocation decisions.