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Two Sigma Securities, LLC
Two Sigma Securities, LLC is a quantitative trading firm headquartered in New York, NY. It is a subsidiary of Two Sigma, a renowned quantitative financial services firm founded in 2001. Two Sigma Securities operates as a market maker and liquidity provider, using advanced data science and technology to systematically trade across global markets. The firm is part of the broader Two Sigma group, which employs thousands globally—including over 1,700 staff—serves institutional investors and clients, and is recognized for pioneering scientific and engineering approaches in quantitative trading and market making.
Investment Strategy
Two Sigma Securities specializes in systematic trading and quantitative market making. The firm leverages advanced data science, machine learning, and ultra-low latency technologies to provide liquidity and optimize trading in equities, futures, ETFs, and options markets internationally. Its business is structured in three segments: market making and intraday alpha strategies, options trading via sophisticated forecast models, and client trading through wholesale market making and algorithmic execution. The firm's philosophy centers on making markets more efficient and solving complex problems through rigorous scientific research and innovation.
Latest 13F Filing Activity
Two Sigma Securities, LLC filed their most recent 13F report on Jun 30, 2025 disclosing 1,289 equity positions with a total 13F market value of $811M. The fund increased holdings in Ishares TR, Vanguard BD Index FDS, Oracle Corp. among other positions. Two Sigma Securities, LLC reduced exposure to Ishares TR, SPDR Series Trust, Booking Holdings Inc. among others.
Top Holdings
Equity Positions (1,289)
| Ticker | Security | Weight | Market Value | Shares | Avg Cost | Price | Change (QoQ) |
|---|---|---|---|---|---|---|---|
E EFA | ISHARES TR | 1.13% | $9.1M | 102,086 | $89.39 | $89.39 | +$9.1M |
I IWM | ISHARES TR | 1.09% | $8.8M | 40,942 | $199.44 | $215.79 | -$655.1K |
S SPY | SPDR S&P 500 ETF TR | 1.01% | $8.2M | 13,232 | $567.12 | $617.85 | +$4.8M |
B BND | VANGUARD BD INDEX FDS | 0.92% | $7.5M | 101,763 | $73.63 | $73.63 | +$7.5M |
V VWO | VANGUARD INTL EQUITY INDEX F | 0.87% | $7.0M | 141,952 | $47.60 | $49.46 | +$4.2M |
Industry Allocation
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