CTC (Chicago Trading Company) Portfolio holdings
CTC LLC, commonly known as Chicago Trading Company, was founded in 1995 by Rick Lane and Peter Ryan and is headquartered in Chicago, Illinois, operating as a proprietary trading firm specializing in derivatives, particularly options and futures, across major U.S. exchanges like the CME and CBOE. With a workforce of around 350-400 employees, CTC leverages advanced technology and quantitative strategies to provide liquidity and execute high-volume trades in equities, commodities, and fixed income, evolving from its origins on Chicago’s trading floors to a modern, collaborative office environment. Known for its innovative culture, the firm emphasizes teamwork between traders, quants, and technologists to tackle complex market challenges, maintaining a competitive edge in the fast-paced world of electronic trading. Privately held and low-profile, CTC has grown into a significant player in the financial markets, focusing on integrity, ingenuity, and cutting-edge problem-solving.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$239M |
| 2 |
Strategy Inc
MSTR
|
+$154M |
| 3 |
iShares Russell 2000 ETF
IWM
|
+$105M |
| 4 |
Invesco QQQ Trust
QQQ
|
+$103M |
| 5 |
Alphabet (Google) Class C
GOOG
|
+$70.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Coinbase
COIN
|
+$89.2M |
| 2 |
Broadcom
AVGO
|
+$79.6M |
| 3 |
PayPal
PYPL
|
+$29.9M |
| 4 |
Advanced Micro Devices
AMD
|
+$22.6M |
| 5 |
Snowflake
SNOW
|
+$19.9M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.31% |
| 2 | Communication Services | 0.18% |
| 3 | Consumer Discretionary | 0.09% |
| 4 | Financials | 0.02% |
| 5 | Industrials | 0.01% |
Similar funds
CTC (Chicago Trading Company)'s Q2 2025 Portfolio in Review
As of Q2 2025, CTC (Chicago Trading Company) held 178 positions worth $169B, up 19% from $142B the previous quarter. Its ten largest holdings account for 72% of the portfolio.
CTC (Chicago Trading Company)'s Q2 2025 filing shows 15 new, 49 increased, 101 reduced and 13 closed positions. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 417,950 shares worth $258M. The largest sale was Coinbase, an estimated $89.2M.
By sector, the portfolio is most concentrated in Technology at 0.31% of assets, up from 0.17% a quarter earlier, followed by Communication Services and Consumer Discretionary.
- CTC (Chicago Trading Company)'s largest Q2 2025 buy was State Street SPDR S&P 500 ETF Trust: 417,950 shares worth $258M.
- CTC (Chicago Trading Company) added most to Alphabet (Google) Class A in Q2 2025, an estimated $53.3M increase.
- CTC (Chicago Trading Company)'s biggest Q2 2025 reduction was Coinbase, cutting an estimated $89.2M.
- CTC (Chicago Trading Company) fully exited Broadcom in Q2 2025, selling an estimated $79.6M.
- CTC (Chicago Trading Company)'s ten largest holdings make up 72% of its $169B portfolio in Q2 2025.
- CTC (Chicago Trading Company) opened 15 new positions and closed 13 in Q2 2025.
- CTC (Chicago Trading Company)'s portfolio value rose 19% quarter-over-quarter to $169B.
Based on CTC (Chicago Trading Company)'s 13F filing for Q2 2025, filed 15 Aug 2025.