Jane Street Portfolio holdings
Jane Street Group, founded in 2000 by Tim Reynolds, Rob Granieri, Marc Gerstein, and Michael Jenkins, is a New York City-based quantitative trading firm renowned for its technological prowess and collaborative problem-solving culture. Specializing in liquidity provision and market-making, it trades a vast array of financial products—including equities, bonds, options, and ETFs—across over 200 venues in 45 countries, handling trillions in securities annually. The firm, which employs over 2,600 people across offices in New York, London, Hong Kong, Amsterdam, Chicago, and Singapore, leverages advanced algorithms and a nearly 70-million-line OCaml codebase to dominate markets, notably ETFs, where it plays a critical role as an authorized participant. With net trading revenues exceeding $10 billion annually in recent years, including a record $10.6 billion in 2023, Jane Street has emerged as a secretive yet powerful force in global finance, outpacing traditional Wall Street giants like Goldman Sachs in trading profitability.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$5.55B |
| 2 |
Meta Platforms (Facebook)
META
|
+$1.19B |
| 3 |
iShares Silver Trust
SLV
|
+$1.03B |
| 4 |
Walmart Inc
WMT
|
+$862M |
| 5 |
Invesco QQQ Trust
QQQ
|
+$850M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$1.99B |
| 2 |
Micron Technology
MU
|
+$1.09B |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$772M |
| 4 |
Tesla
TSLA
|
+$700M |
| 5 |
Direxion Daily Semiconductor Bull 3X ETF
SOXL
|
+$639M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 2.77% |
| 2 | Healthcare | 1.08% |
| 3 | Consumer Discretionary | 1.03% |
| 4 | Financials | 0.94% |
| 5 | Communication Services | 0.88% |
Similar funds
Jane Street's Q4 2025 Portfolio in Review
As of Q4 2025, Jane Street held 12,943 positions worth $662B, up 0.76% from $657B the previous quarter. Its ten largest holdings account for 34% of the portfolio.
Jane Street's Q4 2025 filing shows 2,363 new, 4,318 increased, 4,192 reduced and 1,998 closed positions. Its largest new stake was iShares MSCI India ETF: 4,400,850 shares worth $238M. The largest sale was NVIDIA, an estimated $1.99B.
By sector, the portfolio is most concentrated in Technology at 2.8% of assets, down from 3.4% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jane Street's largest Q4 2025 buy was iShares MSCI India ETF: 4,400,850 shares worth $238M.
- Jane Street added most to State Street SPDR S&P 500 ETF Trust in Q4 2025, an estimated $5.55B increase.
- Jane Street's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $1.99B.
- Jane Street fully exited Applied Digital in Q4 2025, selling an estimated $207M.
- Jane Street's ten largest holdings make up 34% of its $662B portfolio in Q4 2025.
- Jane Street opened 2,363 new positions and closed 1,998 in Q4 2025.
- Jane Street's portfolio value rose 0.76% quarter-over-quarter to $662B.
Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.