IMC Chicago Portfolio holdings
IMC-Chicago, a key arm of IMC Trading founded in 1989 by Rob Defares and René Schelvis in Amsterdam, is a proprietary trading firm and market maker headquartered in Chicago since opening its first overseas office there in 2000. Employing over 650 of IMC’s 1,600+ global workforce, it operates at the heart of North America’s financial hub, trading equities, options, futures, and other derivatives on major exchanges like the Chicago Mercantile Exchange (CME) and Chicago Board Options Exchange (CBOE). Known for its technology-driven approach, IMC-Chicago leverages advanced algorithms and low-latency systems to provide liquidity across more than 100 global venues, evolving from a trading outfit with strong tech to a tech company that trades. Under CEO Rob Defares, the firm emphasizes innovation, quantitative strategies, and a collaborative culture, making it a powerhouse in the U.S. derivatives market.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$203M |
| 2 |
JD.com
JD
|
+$105M |
| 3 |
Boeing
BA
|
+$105M |
| 4 |
Applovin
APP
|
+$93.6M |
| 5 |
Netflix
NFLX
|
+$81.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$167M |
| 2 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$146M |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$135M |
| 4 |
Pinduoduo
PDD
|
+$128M |
| 5 |
Palantir
PLTR
|
+$108M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Consumer Discretionary | 0.39% |
| 2 | Technology | 0.33% |
| 3 | Communication Services | 0.22% |
| 4 | Industrials | 0.16% |
| 5 | Financials | 0.14% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
726
CALL
Trump Media & Technology Group
DJT
$2.3B
| $22.8M | 0.01% |
1,391,000
-88,600
| -6% | -$1.57M |
|
727
PUT
Corning
GLW
$139B
| $22.8M | 0.01% |
278,000
+175,500
| +171% | +$11.5M |
|
728
PUT
General Dynamics
GD
$106B
| $22.8M | 0.01% |
66,800
-32,500
| -33% | -$10.2M |
|
729
PUT
Wheaton Precious Metals
WPM
$60B
| $22.8M | 0.01% |
203,500
+123,300
| +154% | +$12M |
|
730
CALL
Builders FirstSource
BLDR
$7.94B
| $22.8M | 0.01% |
187,700
+26,200
| +16% | +$3.48M |
|
731
CALL
Hilton Worldwide
HLT
$72.1B
| $22.8M | 0.01% |
87,700
-117,500
| -57% | -$31.8M |
|
732
CALL
Welltower
WELL
$169B
| $22.7M | 0.01% |
127,500
+76,700
| +151% | +$12.6M |
|
733
PUT
Hewlett Packard
HPE
$79.8B
| $22.7M | 0.01% |
924,000
+407,400
| +79% | +$9.01M |
|
734
PUT
VanEck Durable High Dividend ETF
DURA
$39.3M
| $22.7M | 0.01% |
87,300
-17,400
| -17% | -$584K |
|
|
TYNS
735
PUT
DELISTED
Direxion Daily 7-10 Year Treasury Bear 1X Shares
TYNS
| $22.7M | 0.01% |
134,900
+36,600
| +37% | +$6.16M |
|
736
CALL
Southwest Airlines
LUV
$22.1B
| $22.7M | 0.01% |
710,200
+328,400
| +86% | +$10.7M |
|
737
CALL
TKO Group
TKO
$14.4B
| $22.6M | 0.01% |
112,100
-7,600
| -6% | -$1.39M |
|
738
PUT
Gilead Sciences
GILD
$169B
| $22.6M | 0.01% |
203,600
-27,900
| -12% | -$3.17M |
|
739
PUT
Rocket Companies
RKT
$42.8B
| $22.5M | 0.01% |
1,163,200
+934,500
| +409% | +$16.3M |
|
740
PUT
Jabil
JBL
$39.1B
| $22.5M | 0.01% |
103,800
+4,100
| +4% | +$893K |
|
741
PUT
ProShares Ultra S&P500
SSO
$8.51B
| $22.4M | 0.01% |
388,600
+55,200
| +17% | +$2.88M |
|
|
METD
742
PUT
Direxion Daily META Bear 1X ETF
METD
$9.27M
| $22.4M | 0.01% |
459,300
+5,000
| +1% | +$72.3K |
|
743
CALL
Domino's
DPZ
$11.7B
| $22.4M | 0.01% |
51,800
+4,900
| +10% | +$2.23M |
|
744
CALL
Cardinal Health
CAH
$53.4B
| $22.4M | 0.01% |
142,400
-96,200
| -40% | -$14.9M |
|
745
PUT
PNC Financial Services
PNC
$102B
| $22.3M | 0.01% |
111,200
+29,500
| +36% | +$5.83M |
|
746
CALL
Abercrombie & Fitch
ANF
$4.88B
| $22.3M | 0.01% |
260,500
+20,100
| +8% | +$1.88M |
|
747
PUT
Generac Holdings
GNRC
$12.8B
| $22.2M | 0.01% |
132,700
-51,300
| -28% | -$8.99M |
|
|
UCD
748
PUT
DELISTED
PROSHARES ULTRA BLOOMBERG COMMODITY
UCD
| $22.1M | 0.01% |
361,800
-88,500
| -20% | -$5.4M |
|
749
CALL
Norwegian Cruise Line
NCLH
$8.92B
| $22M | 0.01% |
894,700
-136,200
| -13% | -$3.31M |
|
750
PUT
Marathon Petroleum
MPC
$99.6B
| $22M | 0.01% |
114,000
-8,500
| -7% | -$1.49M |
|
Similar funds
IMC Chicago's Q3 2025 Portfolio in Review
As of Q3 2025, IMC Chicago held 4,045 positions worth $275B, up 22% from $225B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $23.7B of net new capital in Q3 2025, opening 783 new positions and adding to 1,843 existing holdings. Its largest new stake was Netflix: 666,120 shares worth $79.9M.
By sector, the portfolio is most concentrated in Consumer Discretionary at 0.39% of assets, up from 0.25% a quarter earlier, followed by Technology and Communication Services.
On the sell side, the largest reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, an estimated $135M trimmed.
- IMC Chicago's largest Q3 2025 buy was Netflix: 666,120 shares worth $79.9M.
- IMC Chicago added most to Invesco QQQ Trust in Q3 2025, an estimated $203M increase.
- IMC Chicago's biggest Q3 2025 reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, cutting an estimated $135M.
- IMC Chicago fully exited Apple in Q3 2025, selling an estimated $167M.
- IMC Chicago's ten largest holdings make up 38% of its $275B portfolio in Q3 2025.
- IMC Chicago opened 783 new positions and closed 492 in Q3 2025.
- IMC Chicago's portfolio value rose 22% quarter-over-quarter to $275B.
Based on IMC Chicago's 13F filing for Q3 2025, filed 4 Nov 2025.