Two Sigma Investments
John Overdeck / David Siegel · CIK 0001179392 · latest 13F for 2026-06-30 filed 2026-08-14
Estimated from 13F holdings — long US equities only; follow-the-filing returns are net of an assumed 10 bps per unit of turnover.
About the fund
Two Sigma Investments is a quantitative investment and trading firm that applies rigorous scientific inquiry, including artificial intelligence and machine learning, to uncover investment value. Headquartered in New York, the firm manages assets for institutional clients and operates as a technology-driven investment manager.
Strategy
Quantitative investment and trading firm using systematic, data-driven strategies.
Investment approach
Two Sigma employs a systematic, process-driven investment approach that integrates data science, machine learning, and distributed computing. The firm analyzes vast datasets to identify investment signals across various asset classes, including equities, futures, and foreign exchange. Its strategies are implemented through rigorous quantitative research and high-performance, end-to-end systems designed for scalability.
History
Two Sigma was founded in 2001 by John Overdeck, David Siegel, and Mark Pickard with seed funding from Paul Tudor Jones. The firm grew from a boutique to a large-scale institutional asset manager, evolving its platform to include various quantitative strategies across global markets. In August 2024, founders Overdeck and Siegel stepped down as co-CEOs, with Carter Lyons and Scott Hoffman taking over as co-CEOs while the founders remained as co-chairmen.
Notable positions & campaigns
- Halite AI Challenge2016 — Two Sigma introduced an artificial intelligence programming game called Halite to engage coding enthusiasts.
- Chainlink Node Operator2022 — Two Sigma became a Chainlink node operator to support blockchain-based hybrid smart contracts.
Profile generated 2026-10-09 from public sources; may be incomplete or out of date.
- Founded by
- John Overdeck, David Siegel, Mark Pickard
- Founded
- 2001
- HQ
- New York City, United States
- Reported AUM
- $232.8bn (as of 2026-03-31)
- Website
- twosigma.com
Management
- Carter LyonsCo-CEO
- Scott HoffmanCo-CEO
- John OverdeckCo-Founder and Co-Chairman
- David SiegelCo-Founder and Co-Chairman
Holdings heatmap
Latest 13F (2026-06-30): top 50 positions grouped by sector, sized by weight, coloured by the change in weight since the previous 13F.
Holdings map
Each tile is a position, sized by reported value and coloured by the stock's own price return (red down, green up) — the LiquidRound / finviz-style map.
Copy portfolio vs SPY
Growth of $1 following each filing the trading day after it was filed.
Top holdings
Latest 13F (2026-06-30).
| # | Ticker | Value | Weight |
|---|---|---|---|
| 1 | AMZN | $1.4B | 1.1% |
| 2 | NVDA | $1.3B | 1.0% |
| 3 | AAPL | $1.2B | 0.9% |
| 4 | TSLA | $1.2B | 0.9% |
| 5 | BRK-B | $1.1B | 0.9% |
| 6 | JPM | $968M | 0.8% |
| 7 | MA | $946M | 0.7% |
| 8 | COST | $941M | 0.7% |
| 9 | — | $918M | 0.7% |
| 10 | AMD | $880M | 0.7% |
| 11 | C | $831M | 0.6% |
| 12 | BSX | $826M | 0.6% |
| 13 | GOOGL | $803M | 0.6% |
| 14 | LMT | $800M | 0.6% |
| 15 | ISRG | $787M | 0.6% |
| 16 | SCHW | $777M | 0.6% |
| 17 | KMB | $774M | 0.6% |
| 18 | GS | $762M | 0.6% |
| 19 | TJX | $756M | 0.6% |
| 20 | TMUS | $745M | 0.6% |
| 21 | ABT | $737M | 0.6% |
| 22 | RBLX | $731M | 0.6% |
| 23 | IBKR | $726M | 0.6% |
| 24 | MS | $716M | 0.6% |
| 25 | MSFT | $682M | 0.5% |
Sector mix
Top-25 holdings by weight.
Changes this quarter
| Move | Ticker | Prev wt | Now wt |
|---|---|---|---|
| trimmed | NVDA | 1.7% | 1.0% |
| trimmed | PLTR | 0.8% | 0.3% |
| trimmed | ADBE | 0.6% | 0.2% |
| trimmed | GOOGL | 1.1% | 0.6% |
| added | AMD | 0.2% | 0.7% |
| new | INTU | 0.0% | 0.4% |
| trimmed | AVGO | 0.6% | 0.2% |
| trimmed | NOW | 0.4% | 0.0% |
| added | WFC | 0.1% | 0.5% |
| trimmed | AAPL | 1.3% | 0.9% |
| trimmed | HSY | 0.4% | 0.0% |
| exited | — | 0.3% | 0.0% |
| trimmed | UNH | 0.4% | 0.1% |
| added | GS | 0.3% | 0.6% |
| trimmed | LNG | 0.3% | 0.0% |
| added | TXN | 0.0% | 0.3% |
| added | AMGN | 0.0% | 0.3% |
| trimmed | SPY | 0.3% | 0.0% |
| added | — | 0.4% | 0.7% |
| trimmed | ANET | 0.4% | 0.1% |
Quarterly copy returns
Each 13F held from the day after filing until the next filing.
| 13F period | Copy | SPY | Alpha | Coverage |
|---|---|---|---|---|
| 2026-06-30 | -2.8% | +0.4% | -3.2% | 87% |
| 2026-03-31 | +9.3% | +4.9% | +4.5% | 87% |
| 2025-12-31 | +5.1% | +7.9% | -2.8% | 85% |
| 2025-09-30 | +8.3% | +3.4% | +4.9% | 85% |
| 2025-06-30 | +2.1% | +3.7% | -1.7% | 84% |
| 2025-03-31 | +8.1% | +8.6% | -0.5% | 86% |
| 2024-12-31 | -2.5% | -2.5% | +0.0% | 85% |
| 2024-09-30 | +6.9% | +4.7% | +2.2% | 83% |
| 2024-06-30 | +9.2% | +6.2% | +3.0% | 83% |
| 2024-03-31 | +1.5% | +4.9% | -3.5% | 84% |
| 2023-12-31 | +5.3% | +5.6% | -0.3% | 83% |
| 2023-09-30 | +13.9% | +12.1% | +1.8% | 84% |
| 2023-06-30 | -0.7% | +1.9% | -2.6% | 78% |
| 2023-03-31 | +6.5% | +8.4% | -1.8% | 78% |
| 2022-12-31 | -6.3% | -0.5% | -5.8% | 75% |
| 2022-09-30 | +5.6% | +4.4% | +1.2% | 79% |
Filing dates
- 2026-08-1413F-HR for 2026-06-30 · $138.1B · 5,017 rows
- 2026-05-1513F-HR for 2026-03-31 · $123.9B · 4,546 rows
- 2026-02-1713F-HR for 2025-12-31 · $70.9B · 4,041 rows
- 2025-11-1413F-HR for 2025-09-30 · $67.2B · 3,628 rows
- 2025-08-1413F-HR for 2025-06-30 · $56.5B · 3,150 rows
- 2025-05-1513F-HR for 2025-03-31 · $46.8B · 3,162 rows
- 2025-02-1413F-HR for 2024-12-31 · $45.9B · 3,161 rows
- 2024-11-1413F-HR for 2024-09-30 · $45.6B · 3,085 rows
- 2024-08-1413F-HR for 2024-06-30 · $43.9B · 2,989 rows
- 2024-05-1513F-HR for 2024-03-31 · $42.6B · 2,986 rows
- 2024-02-1413F-HR for 2023-12-31 · $43.5B · 3,116 rows
- 2023-11-1413F-HR for 2023-09-30 · $37.2B · 2,928 rows
Use it with your AI
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