§ 13F · FUND PROFILE
JANE STREET GROUP, LLC.
AUM · $1.2T (13F)Positions · 14718Turnover · 44% · Q2Filed · Aug 14, 2026
CONCENTRATION
32%
Top 10 holdings
NEW BUYS
+1376
+$12.6B deployed
EXITS
0
No exits
SECTOR SHIFT
n/a
No prior quarter data
§ 01 · TOP HOLDINGS
The book · Q2 2026
FILED AUG 14, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q2 |
|---|---|---|---|---|---|---|
| 1 | SPY | STATE STR SPDR S&P 500 ETF T | 155.42M | $116.1B | 9.6% | +36% |
| 2 | SPY | STATE STR SPDR S&P 500 ETF T | 72.83M | $54.4B | 4.5% | — |
| 3 | MU | MICRON TECHNOLOGY INC | 35.64M | $41.1B | 3.4% | +20% |
| 4 | QQQ | INVESCO QQQ TR | 49.24M | $36.3B | 3.0% | +25% |
| 5 | SPY | STATE STR SPDR S&P 500 ETF T | 44.17M | $33.0B | 2.7% | — |
| 6 | QQQ | INVESCO QQQ TR | 38.84M | $28.6B | 2.4% | — |
| 7 | IWM | ISHARES TR | 76.84M | $23.1B | 1.9% | ±0% |
| 8 | AMD | ADVANCED MICRO DEVICES INC | 34.16M | $19.8B | 1.6% | +7% |
| 9 | MU | MICRON TECHNOLOGY INC | 16.02M | $18.5B | 1.5% | — |
| 10 | NVDA | NVIDIA CORPORATION | 90.64M | $18.1B | 1.5% | +6% |
§ 02 · SECTOR ALLOCATION
Where the money is
Semiconductors18.8%
Other18.6%
Technology13.6%
Media4.9%
Retail3.9%
Electrical Equipment2.5%
§ 03 · THE JANE SIGNAL
AC read
JANE STREET GROUP, LLC is a Other fund managing $1.2 trillion in assets. The fund runs a massive portfolio of 14,718 positions, broad diversification across holdings, with the top 10 accounting for 32%. Trading activity is aggressive at 44% quarterly turnover, with 1376 new positions and 0 exits last quarter. Top sector allocations: Semiconductors (19%), Other (19%), Technology (14%).
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
1 OF 2 FILINGS MEASURED
Q2 2026
Busy quarter
+1376 buys · −0 exits · 5129 changed