Two Sigma Investments 13F, Q3 2025
Two Sigma · quarter ending 30 September 2025 · filed 14 November 2025 · SEC CIK 1179392
Common stock only: shares the fund reported owning at the quarter end, valued as filed. The filing also lists 279 put and call lines, reported at the value of the underlying shares; they are not ownership and are not in these totals.
Largest positions, Q3 2025
The 25 largest of 3,349 positions. Weights are against the whole filed book. Changes are in shares held, against the Q2 2025 filing.
| Company | Ticker | Value | % of book | vs Q2 2025 |
|---|---|---|---|---|
| SPDR S&P 500 ETF TR | SPY | $680.42M | 1.0% | -12% shares |
| SELECT SECTOR SPDR TR | XLF | $582.56M | 0.9% | +479% shares |
| SELECT SECTOR SPDR TR | XLP | $489.60M | 0.8% | +243% shares |
| VANGUARD INDEX FDS | VUG | $415.39M | 0.6% | -17% shares |
| INVESCO QQQ TR | QQQ | $404.56M | 0.6% | -50% shares |
| ISHARES TR | QUAL | $375.74M | 0.6% | +100% shares |
| ISHARES TR | IVV | $335.12M | 0.5% | -11% shares |
| PALANTIR TECHNOLOGIES INC | PLTR | $290.14M | 0.5% | -21% shares |
| MICRON TECHNOLOGY INC | MU | $285.30M | 0.4% | +225% shares |
| ISHARES TR | IWF | $274.89M | 0.4% | -47% shares |
| LOCKHEED MARTIN CORP | LMT | $274.31M | 0.4% | +26% shares |
| ALNYLAM PHARMACEUTICALS INC | ALNY | $271.74M | 0.4% | +74% shares |
| NEBIUS GROUP N.V. | $270.53M | 0.4% | +3201% shares | |
| NVIDIA CORPORATION | NVDA | $270.19M | 0.4% | -24% shares |
| MICROSOFT CORP | MSFT | $266.85M | 0.4% | -3% shares |
| AMAZON COM INC | AMZN | $266.36M | 0.4% | -8% shares |
| CLOUDFLARE INC | NET | $265.44M | 0.4% | -9% shares |
| REGENERON PHARMACEUTICALS | REGN | $264.21M | 0.4% | -6% shares |
| ISHARES TR | USMV | $260.06M | 0.4% | +26% shares |
| BANK AMERICA CORP | BAC | $255.85M | 0.4% | unchanged |
| META PLATFORMS INC | META | $253.60M | 0.4% | +24% shares |
| JPMORGAN CHASE & CO. | JPM | $252.57M | 0.4% | +311% shares |
| GE VERNOVA INC | GEV | $252.42M | 0.4% | -11% shares |
| TESLA INC | TSLA | $249.48M | 0.4% | +24% shares |
| SPDR SERIES TRUST | KRE | $248.10M | 0.4% | +19% shares |
What changed since Q2 2025
Against the Q2 2025 filing, Two Sigma Investments opened 681 new positions, added to 1,412, trimmed 1,039, left 217 unchanged and exited 433. Every position is compared, matched on its CUSIP; a change of 2% or less in shares counts as unchanged.
New positions
and 673 more
Exited
- NEXTERA ENERGY INCwas $114.81M
- JUNIPER NETWORKS INCwas $104.06M
- NEE 3 03/01/27was $82.79M
- VOOGwas $79.39M
- GDXwas $76.97M
- ITBwas $73.01M
- NCL CORP LTDwas $61.01M
- IUSGwas $56.66M
and 425 more
Other quarters
Source: SEC Form 13F-HR, accession 0000899140-25-001286, filed by TWO SIGMA INVESTMENTS, LP. Values are as filed and cover US-listed positions only; a 13F does not show short positions or holdings outside the US. A 13F may be filed up to 45 days after the quarter ends, so the fund may have traded since. Educational information, not financial advice.