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Summit Partners Public Asset Management, LLC
Philip Furse · Hedge Fund · Long/Short Equity
Summit Partners Public Asset Management, LLC (SPPAM) is the public equity investment arm of Summit Partners, a leading global alternative investment firm. Established in 2015 following the acquisition of Alydar Capital, SPPAM focuses on high-conviction, growth-oriented investing within public markets. Based in Boston, the firm leverages the extensive history of its parent company, founded in 1984, and its deep sector expertise in technology, healthcare, and life sciences. SPPAM manages a variety of long/short equity hedge funds and separately managed accounts, applying a rigorous, research-intensive approach to identify companies with potential for significant capital appreciation. The firm is dedicated to identifying market leaders and managing risk through fundamental analysis and disciplined portfolio construction.
Simulated Performance
| Metric | Value |
|---|---|
| Total return | +109.8% |
| YTD return | +72.3% |
| Sharpe ratio | 2.88 |
| Win rate | 50% |
| AUM | $2.0B |
| Inception | Oct 1, 2025 |
| Updated | Sep 4, 2026 |
Institution Status
| Field | Value |
|---|---|
| AUM | $2.0B |
| Turnover | Low (<15%) |
| Avg holding | 18 Months |
| Inception | Oct 1, 2025 |
| Website | https://www.summitpartners.com |
Current Holdings
Updated on Sep 4, 2026.
| Ticker | Name | Portfolio % | Return |
|---|---|---|---|
| SNDK | Sandisk Corp | 11.8% | +224.6% |
| GH | Guardant Health Inc | 8.0% | +30.8% |
| SNOW | Snowflake Inc. | 7.4% | +2.7% |
| NTRA | Natera Inc | 6.5% | +57.9% |
| TSEM | Tower Semiconductor Ltd | 5.5% | +55.3% |
| DOCN | DigitalOcean Holdings Inc | 5.2% | -29.4% |
| NVDA | NVIDIA Corporation | 5.1% | +20.8% |
| DDOG | Datadog Inc | 4.9% | -10.1% |
| NBIS | Nebius Group N.V. | 4.8% | +8.4% |
| SEI | Solaris Energy Infrastructure, Inc. | 4.4% | -3.8% |
| MKSI | MKS Instruments Inc | 4.2% | +25.4% |
| HTFL | Heartflow, Inc. Common Stock | 4.2% | +2.2% |
| GKOS | Glaukos Corp | 4.1% | -1.3% |
| HUT | Hut 8 Corp. Common Stock | 3.9% | +17.6% |
| ARWR | Arrowhead Pharmaceuticals Inc | 3.6% | +1.5% |
| SN | SharkNinja, Inc. | 3.5% | -9.8% |
| SIMO | Silicon Motion Technology | 3.3% | +40.8% |
| ONTO | Onto Innovation Inc | 3.3% | -2.2% |
| TWLO | Twilio Inc | 3.2% | -2.5% |
| ORKA | Oruka Therapeutics, Inc. | 3.1% | -0.3% |
Recent activity
| Date | Action | Ticker | Weight |
|---|---|---|---|
| Aug 31, 2026 | BUY | HUT | 0.0% → 3.9% |
| Aug 31, 2026 | SELL | TSEM | 8.8% → 5.5% |
| Aug 31, 2026 | SELL | INSM | 3.6% → 0.0% |
| Aug 31, 2026 | BUY | ARWR | 0.0% → 3.6% |
| Aug 31, 2026 | BUY | GH | 7.9% → 8.0% |
Investment Style Analysis
Summit Partners Public Asset Management, LLC is widely recognized for employing a Long/Short Equity strategy. As of Sep 4, 2026, the firm oversees approximately $2.0B in assets under management (AUM). The portfolio demonstrates a clear preference for the Diagnostics & Research and Semiconductors sectors, reflecting a high-conviction approach to capital allocation.
Recent Market Moves
During the latest rebalancing period ending Aug 31, Summit Partners Public Asset Management, LLC made a significant move by increasing exposure to HUT. This adjustment aligns with the fund's dynamic approach to risk management and capital deployment in current market conditions.
Investment Philosophy
SPPAM employs a fundamental, research-intensive investment philosophy centered on identifying growth companies with robust financial characteristics, such as accelerating revenue, improving margins, and strong cash flow. The firm utilizes a systematic screening process and maintains direct contact with senior management teams to gain deep insights into company operations. Their strategy involves building a high-conviction portfolio of both long and short positions, aiming to capitalize on earnings surprises and valuation discrepancies. By focusing on fundamental analysis and rigorous screening, SPPAM seeks to achieve long-term capital appreciation and manage risk effectively across various market environments.
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 Summit Partners Public Asset Management, LLC.
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Frequently asked questions
How is the simulated portfolio for Summit Partners Public 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 Summit Partners Public Asset Management, LLC's largest holding?
As of the latest filing, Summit Partners Public Asset Management, LLC's top position is Sandisk Corp (SNDK), representing 11.8% of the portfolio. This reflects a high-conviction bet by the institution.
What is Summit Partners Public Asset Management, LLC's historical performance and risk profile?
Our simulation indicates a total return of +109.8% with a win rate of 50%. Notably, the portfolio maintains a Sharpe Ratio of 2.88, suggesting an excellent level of risk-adjusted returns compared to the broader market.
What sectors does Summit Partners Public Asset Management, LLC primarily invest in?
Summit Partners Public Asset Management, LLC has a strong preference for the Diagnostics & Research sector, which makes up 14.6% of their disclosed assets. The portfolio also has exposure to Semiconductors, indicating a specific thematic focus.
Is Summit Partners Public Asset Management, LLC's portfolio concentrated or diversified?
Summit Partners Public Asset Management, LLC runs a moderately concentrated portfolio with 20 disclosed positions. The top 3 holdings alone account for 27.2% of the total portfolio weight, suggesting a strategy that favors broader market exposure.
How has Summit Partners Public Asset Management, LLC performed in 2026?
Our AI-simulated model portfolio for Summit Partners Public Asset Management, LLC tracks a Year-to-Date (YTD) return of +72.3%. This metric helps investors gauge the institution's effectiveness in the current market environment.
Does Philip Furse manage Summit Partners Public Asset Management, LLC directly?
Yes, Philip Furse serves as the key portfolio manager for Summit Partners Public Asset Management, LLC, overseeing the investment strategy and final capital allocation decisions.