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 | |
|---|---|---|---|---|---|---|
176
PUT
Direxion Daily S&P Oil & Gas Exp. & Prod. Bull 2X ETF
GUSH
$240M
| $174M | 0.06% |
4,952,800
+398,100
| +9% | +$9.41M |
|
177
PUT
McDonald's
MCD
$194B
| $173M | 0.06% |
569,800
+31,500
| +6% | +$9.59M |
|
178
PUT
Johnson & Johnson
JNJ
$631B
| $172M | 0.06% |
927,700
+150,400
| +19% | +$25.8M |
|
179
PUT
DoorDash
DASH
$90.9B
| $172M | 0.06% |
631,500
+153,800
| +32% | +$38.6M |
|
180
PUT
Lowe's Companies
LOW
$123B
| $166M | 0.06% |
659,600
+434,700
| +193% | +$107M |
|
181
CALL
Target
TGT
$69B
| $165M | 0.06% |
1,834,700
+595,300
| +48% | +$58.6M |
|
182
CALL
Wells Fargo
WFC
$265B
| $164M | 0.06% |
1,955,100
+98,000
| +5% | +$7.95M |
|
183
PUT
Iris Energy
IREN
$13.8B
| $162M | 0.06% |
3,455,400
+1,947,200
| +129% | +$47.3M |
|
184
CALL
Nike
NKE
$62.5B
| $162M | 0.06% |
2,318,900
-821,800
| -26% | -$61.2M |
|
|
NVO
185
PUT
Novo Nordisk
NVO
$209B
| $160M | 0.06% |
2,889,400
+1,891,600
| +190% | +$111M |
|
186
CALL
American Express
AXP
$229B
| $160M | 0.06% |
481,700
-60,800
| -11% | -$19.3M |
|
|
187
CALL
DoorDash
DASH
$90.9B
| $160M | 0.06% |
587,500
-102,000
| -15% | -$25.6M |
|
|
188
PUT
Wells Fargo
WFC
$265B
| $157M | 0.06% |
1,872,500
+89,600
| +5% | +$7.27M |
|
189
PUT
Datadog
DDOG
$93.6B
| $156M | 0.06% |
1,094,000
+446,300
| +69% | +$61.5M |
|
190
PUT
Astera Labs
ALAB
$55B
| $153M | 0.06% |
783,700
+403,800
| +106% | +$66.4M |
|
|
191
PUT
Target
TGT
$69B
| $151M | 0.05% |
1,679,000
+559,300
| +50% | +$55.1M |
|
|
192
PUT
American Express
AXP
$229B
| $149M | 0.05% |
447,100
+142,400
| +47% | +$45.3M |
|
193
CALL
Chipotle Mexican Grill
CMG
$40.7B
| $148M | 0.05% |
3,778,400
+758,500
| +25% | +$34.2M |
|
194
PUT
PepsiCo
PEP
$188B
| $148M | 0.05% |
1,052,600
+290,000
| +38% | +$41.4M |
|
195
PUT
GE Aerospace
GE
$380B
| $146M | 0.05% |
485,700
-50,000
| -9% | -$13.7M |
|
|
196
CALL
PepsiCo
PEP
$188B
| $145M | 0.05% |
1,035,600
+113,300
| +12% | +$16.2M |
|
197
PUT
AutoZone
AZO
$50.1B
| $145M | 0.05% |
33,800
+14,200
| +72% | +$57M |
|
198
PUT
iShares Silver Trust
SLV
$32B
| $145M | 0.05% |
3,417,200
+380,700
| +13% | +$13.7M |
|
199
CALL
Chevron
CVX
$382B
| $143M | 0.05% |
920,500
+102,700
| +13% | +$15.9M |
|
|
200
CALL
Datadog
DDOG
$93.6B
| $143M | 0.05% |
1,002,600
+243,000
| +32% | +$33.5M |
|
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.