§ 13F · FUND PROFILE
CTC LLC.
Options market maker, proprietary trading
AUM · $316.2B (13F)Positions · 128Turnover · 40% · Q2Filed · Aug 13, 2026
CONCENTRATION
67%
Top 10 holdings
NEW BUYS
+8
+$1.2B deployed
EXITS
0
No exits
SECTOR SHIFT
AUTOMOBILES → SEMICONDUCTORS
-1pp · +11pp
§ 01 · TOP HOLDINGS
The book · Q2 2026
FILED AUG 13, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q2 |
|---|---|---|---|---|---|---|
| 1 | SPY | STATE STR SPDR S&P 500 ETF T | 613K | $45.8B | 14.5% | −28% |
| 2 | SPY | STATE STR SPDR S&P 500 ETF T | 581K | $43.4B | 13.7% | — |
| 3 | QQQ | INVESCO QQQ TR | 364K | $26.8B | 8.5% | −34% |
| 4 | QQQ | INVESCO QQQ TR | 351K | $25.8B | 8.2% | — |
| 5 | MU | MICRON TECHNOLOGY INC | 155K | $17.8B | 5.6% | −50% |
| 6 | MU | MICRON TECHNOLOGY INC | 120K | $13.9B | 4.4% | — |
| 7 | GLD | SPDR GOLD TR | 326K | $12.0B | 3.8% | −68% |
| 8 | HYG | ISHARES TR | 407K | $10.0B | 3.2% | −71% |
| 9 | TSLA | TESLA INC | 181K | $7.6B | 2.4% | −75% |
| 10 | GLD | SPDR GOLD TR | 194K | $7.1B | 2.3% | — |
§ 02 · SECTOR ALLOCATION
Where the money is
Semiconductors20.8% (+11pp)
Technology6.1% (±0)
Media5.6% (−1pp)
Automobiles4.0% (−1pp)
Retail2.3% (±0)
Other2.2% (+1pp)
§ 03 · THE CTC SIGNAL
AC read
CTC LLC is a Systematic / Quant fund managing $316.2 billion in assets. The fund runs a portfolio of 128 positions, moderate concentration, with the top 10 positions making up 67% of the portfolio. The fund is an active trader with 40% quarterly turnover, with 8 new positions and 0 exits last quarter. Top sector allocations: Semiconductors (21%), Technology (6%), Media (6%).
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
4 OF 2 FILINGS MEASURED
Q2 2026
Busy quarter
+8 buys · −0 exits · 43 changed
Q1 2026
Active book
+4 buys · −0 exits · 40 changed
Q4 2025
Steady book
+0 buys · −0 exits · 57 changed
Q3 2025
Busy quarter
+64 buys · −0 exits · 0 changed