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Rafferty Asset Management, LLC
Daniel O'Neill · Asset Manager · Index/Passive
Rafferty Asset Management, LLC, established in 1997 and headquartered in New York, is an investment advisory firm best known for serving as the investment advisor to the Direxion family of exchange-traded funds (ETFs). The firm specializes in providing tactical investment solutions, including leveraged and inverse ETFs, which allow institutional and retail investors to gain magnified exposure or hedge positions in various asset classes. As the investment advisor to the Direxion Funds and Direxion Shares ETF Trust, Rafferty utilizes sophisticated quantitative strategies and financial derivatives to replicate index performances. The firm has established itself as a leader in the specialized ETF market, offering precision tools for active traders while managing a multi-billion dollar portfolio across global equity and fixed-income markets.
Simulated Performance
| Metric | Value |
|---|---|
| Total return | +82.1% |
| YTD return | +65.6% |
| Sharpe ratio | 3.28 |
| Win rate | 67% |
| AUM | $21.0B |
| Inception | Oct 1, 2025 |
| Updated | Sep 18, 2026 |
Institution Status
| Field | Value |
|---|---|
| AUM | $21.0B |
| Turnover | Low (<15%) |
| Avg holding | 18 Months |
| Inception | Oct 1, 2025 |
| Website | https://www.direxion.com |
Current Holdings
Updated on Sep 18, 2026.
| Ticker | Name | Portfolio % | Return |
|---|---|---|---|
| MU | Micron Technology Inc | 13.5% | +263.5% |
| NVDA | NVIDIA Corporation | 13.4% | +9.4% |
| AVGO | Broadcom Inc | 7.8% | -5.0% |
| AMD | Advanced Micro Devices Inc | 7.7% | +206.0% |
| AAPL | Apple Inc | 5.2% | +21.4% |
| MSFT | Microsoft Corporation | 5.1% | +0.6% |
| INTC | Intel Corporation | 4.8% | +159.5% |
| AMAT | Applied Materials Inc | 4.3% | +79.8% |
| MRVL | Marvell Technology Group Ltd | 4.2% | +84.8% |
| LRCX | Lam Research Corp | 4.1% | +65.4% |
| TSM | Taiwan Semiconductor Manufacturing | 4.0% | +26.7% |
| KLAC | KLA-Tencor Corporation | 3.6% | -27.1% |
| ADI | Analog Devices Inc | 3.4% | +30.2% |
| TXN | Texas Instruments Incorporated | 3.4% | +26.9% |
| MPWR | Monolithic Power Systems Inc | 2.8% | +8.4% |
| TSLA | Tesla Inc | 2.6% | -19.4% |
| QCOM | Qualcomm Incorporated | 2.6% | -3.5% |
| TER | Teradyne Inc | 2.6% | +6.0% |
| NXPI | NXP Semiconductors NV | 2.5% | +2.0% |
| GOOGL | Alphabet Inc Class A | 2.4% | +1.4% |
Recent activity
| Date | Action | Ticker | Weight |
|---|---|---|---|
| Aug 31, 2026 | SELL | TSLA | 4.1% → 2.6% |
| Aug 31, 2026 | BUY | GOOGL | 2.4% → 2.4% |
| Aug 31, 2026 | BUY | TER | 2.7% → 2.6% |
| Aug 31, 2026 | BUY | NXPI | 0.0% → 2.5% |
| Aug 31, 2026 | SELL | ASML | 2.6% → 0.0% |
Investment Style Analysis
Rafferty Asset Management, LLC is widely recognized for employing a Index/Passive strategy. As of Sep 18, 2026, the firm oversees approximately $21.0B in assets under management (AUM). The portfolio demonstrates a clear preference for the Semiconductors and Semiconductor Equipment & Materials sectors, reflecting a high-conviction approach to capital allocation.
Recent Market Moves
During the latest rebalancing period ending Aug 31, Rafferty Asset Management, LLC made a significant move by reducing the position in TSLA. This adjustment aligns with the fund's dynamic approach to risk management and capital deployment in current market conditions.
Investment Philosophy
Rafferty Asset Management’s investment philosophy is centered on the creation of precise, rules-based investment vehicles that empower investors to express directional convictions or manage risk efficiently. By leveraging quantitative techniques and advanced financial derivatives, the firm focuses on the daily rebalancing of its leveraged and inverse products to match the performance of underlying indices. The philosophy emphasizes transparency, liquidity, and tactical utility, providing both short-term trading solutions and thematic long-term exposure. Rafferty prioritizes the development of purpose-built products that facilitate sophisticated asset allocation, helping investors navigate market volatility through disciplined, index-linked investment strategies.
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 Rafferty Asset Management, LLC.
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Based on Index/Passive.
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Frequently asked questions
How is the simulated portfolio for Rafferty 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 Rafferty Asset Management, LLC's largest holding?
As of the latest filing, Rafferty Asset Management, LLC's top position is Micron Technology Inc (MU), representing 13.5% of the portfolio. This reflects a high-conviction bet by the institution.
What is Rafferty Asset Management, LLC's historical performance and risk profile?
Our simulation indicates a total return of +82.1% with a win rate of 67%. Notably, the portfolio maintains a Sharpe Ratio of 3.28, suggesting an exceptional level of risk-adjusted returns compared to the broader market.
What sectors does Rafferty Asset Management, LLC primarily invest in?
Rafferty Asset Management, LLC has a strong preference for the Semiconductors sector, which makes up 70.1% of their disclosed assets. The portfolio also has exposure to Semiconductor Equipment & Materials, indicating a specific thematic focus.
Is Rafferty Asset Management, LLC's portfolio concentrated or diversified?
Rafferty Asset Management, LLC runs a moderately concentrated portfolio with 20 disclosed positions. The top 3 holdings alone account for 34.7% of the total portfolio weight, suggesting a strategy that favors broader market exposure.
How has Rafferty Asset Management, LLC performed in 2026?
Our AI-simulated model portfolio for Rafferty Asset Management, LLC tracks a Year-to-Date (YTD) return of +65.6%. This metric helps investors gauge the institution's effectiveness in the current market environment.
Does Daniel O'Neill manage Rafferty Asset Management, LLC directly?
Yes, Daniel O'Neill serves as the key portfolio manager for Rafferty Asset Management, LLC, overseeing the investment strategy and final capital allocation decisions.