Two Sigma
Two Sigma Investments · SEC CIK 1179392
Data first, opinion never.
This filing is 67 days old. Two Sigma Investments keeps roughly 67% of its positions in a typical quarter, so about 74% of this book is likely still intact today.
How half-life is computedSnapshot half-life is the number of days after the period end at which half of this specific fund's reported book is expected to have changed, measured from its own past filings. It is a decay estimate, not knowledge of current positions.
Largest holdings, as filed
Top 10 of 3,901 positions. Weights are against the whole filed book. 13F filings cover US-listed holdings only.
| Company | Ticker | Value | % of book | Freshness |
|---|---|---|---|---|
| WESTERN DIGITAL CORP | WDC 3 11/15/28 | $1.50B | 1.1% | |
| AMAZON COM INC | AMZN | $1.36B | 1.0% | |
| NVIDIA CORPORATION | NVDA | $1.26B | 0.9% | |
| APPLE INC | AAPL | $1.21B | 0.9% | |
| TESLA INC | TSLA | $1.20B | 0.9% | |
| BERKSHIRE HATHAWAY INC DEL | BRK/B | $1.14B | 0.9% | |
| JPMORGAN CHASE & CO | JPM | $968.08M | 0.7% | |
| MASTERCARD INCORPORATED | MA | $945.61M | 0.7% | |
| COSTCO WHOLESALE CORPORATION | COST | $941.30M | 0.7% | |
| ASML HLDG NV | $918.14M | 0.7% | n/a |
Freshness: how likely each position is still held today, from this fund's own turnover history, each position's tenure and the filing's age. Hover a bar for the numbers. Method.
What changed last quarter
Between Q1 2026 and Q2 2026, the largest add was BRK/B (shares up 40%), now $1.14B; the largest trim was AMZN (shares down 10%); NVDA, TSLA, JPM no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.
Biggest buys, Q2 2026
Common questions
What are Two Sigma's biggest holdings?
As of the Q2 2026 13F, the largest reported positions at Two Sigma Investments are WDC 3 11/15/28 (1.1% of the book), AMZN (1.0% of the book), NVDA (0.9% of the book).
How big is Two Sigma Investments's portfolio?
The latest 13F reports $132.88B across 3,901 US-listed positions. 13F filings cover US-listed holdings only, so non-US positions and shorts are not included.
Does Two Sigma still hold these positions?
Unknown for certain: a 13F may be filed up to 45 days after quarter end. Based on Two Sigma Investments's own filing history, the fund keeps roughly 67% of positions in a typical quarter, so at 67 days since the period end roughly 74% of this book is likely intact. The snapshot half-life for this fund is about 155 days.
What did Two Sigma buy and sell last quarter?
Between Q1 2026 and Q2 2026, the largest add was BRK/B (shares up 40%), now $1.14B; the largest trim was AMZN (shares down 10%); NVDA, TSLA, JPM no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.
Funds with overlapping books
Inside the app: the full book for Two Sigma Investments, quarter on quarter buys and sells, consensus across 140+ funds and copy-to-watchlist.
Source: SEC EDGAR 13F filings. Values are as filed and cover US-listed positions only. A 13F may be filed up to 45 days after the quarter ends, so positions can change before the filing is even public; the freshness figures above quantify that lag instead of hiding it. Educational information, not financial advice.