§ 13F · FUND PROFILE
PEAK6 LLC.
Options market maker, volatility trading
AUM · $48.6B (13F)Positions · 2732Turnover · 51% · Q2Filed · Aug 13, 2026
CONCENTRATION
24%
Top 10 holdings
NEW BUYS
+362
+$1.5B deployed
EXITS
0
No exits
SECTOR SHIFT
OTHER → SEMICONDUCTORS
-6pp · +4pp
§ 01 · TOP HOLDINGS
The book · Q2 2026
FILED AUG 13, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q2 |
|---|---|---|---|---|---|---|
| 1 | QQQ | INVESCO QQQ TR | 2.82M | $2.1B | 4.3% | +73% |
| 2 | QQQ | INVESCO QQQ TR | 2.45M | $1.8B | 3.7% | — |
| 3 | TSLA | TESLA INC | 4.08M | $1.7B | 3.5% | −4% |
| 4 | MU | MICRON TECHNOLOGY INC | 1.06M | $1.2B | 2.5% | −45% |
| 5 | MU | MICRON TECHNOLOGY INC | 852K | $983M | 2.0% | — |
| 6 | TLT | ISHARES TR | 10.33M | $893M | 1.8% | +65% |
| 7 | CRWV | COREWEAVE INC | 8.05M | $801M | 1.6% | −27% |
| 8 | SMH | VANECK ETF TRUST | 1.19M | $781M | 1.6% | +100% |
| 9 | TSLA | TESLA INC | 1.71M | $717M | 1.5% | — |
| 10 | TSM | TAIWAN SEMICONDUCTOR MANUFAC | 1.25M | $599M | 1.2% | −23% |
§ 02 · SECTOR ALLOCATION
Where the money is
Other24.9% (−6pp)
Semiconductors19.2% (+4pp)
Technology19.1% (+2pp)
Automobiles5.5% (±0)
Media5.0% (−1pp)
Electrical Equipment4.5%
§ 03 · THE PEAK6 SIGNAL
AC read
PEAK6 LLC is a Systematic / Quant fund managing $48.6 billion in assets. The fund runs a massive portfolio of 2,732 positions, broad diversification across holdings. Trading activity is aggressive at 51% quarterly turnover, with 362 new positions and 0 exits last quarter. Top sector allocations: Other (25%), Semiconductors (19%), Technology (19%).
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
4 OF 2 FILINGS MEASURED
Q2 2026
Busy quarter
+362 buys · −0 exits · 1035 changed
Q1 2026
Busy quarter
+275 buys · −0 exits · 1030 changed
Q4 2025
Busy quarter
+229 buys · −0 exits · 1120 changed
Q4 2025
Busy quarter
+229 buys · −0 exits · 1120 changed