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 |
iShares Bitcoin Trust
IBIT
|
+$232M |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$168M |
| 3 |
Apple
AAPL
|
+$149M |
| 4 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$136M |
| 5 |
UnitedHealth
UNH
|
+$110M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$153M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$127M |
| 3 |
Advanced Micro Devices
AMD
|
+$97.1M |
| 4 |
TSMC
TSM
|
+$65.3M |
| 5 |
SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.32% |
| 2 | Consumer Discretionary | 0.25% |
| 3 | Healthcare | 0.13% |
| 4 | Communication Services | 0.1% |
| 5 | Financials | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
551
CALL
Emerson Electric
EMR
$91.7B
| $29.7M | 0.01% |
222,900
+34,900
| +19% | +$4M |
|
552
PUT
NextEra Energy
NEE
$179B
| $29.3M | 0.01% |
421,700
+128,200
| +44% | +$8.9M |
|
553
PUT
Marriott International
MAR
$91.1B
| $29.2M | 0.01% |
107,000
+18,000
| +20% | +$4.51M |
|
554
PUT
Cardinal Health
CAH
$56.3B
| $29.2M | 0.01% |
173,700
-298,900
| -63% | -$44.4M |
|
|
EA
555
CALL
DELISTED
Electronic Arts
EA
| $29M | 0.01% |
181,800
-154,600
| -46% | -$22.9M |
|
556
PUT
General Dynamics
GD
$106B
| $29M | 0.01% |
99,300
+24,800
| +33% | +$6.83M |
|
557
PUT
Equinix
EQIX
$102B
| $28.9M | 0.01% |
36,300
+21,900
| +152% | +$18.6M |
|
558
PUT
3M
MMM
$94.4B
| $28.8M | 0.01% |
189,300
-68,900
| -27% | -$9.85M |
|
559
CALL
CF Industries
CF
$17.8B
| $28.7M | 0.01% |
312,300
+150,400
| +93% | +$12.8M |
|
560
PUT
Cheniere Energy
LNG
$54.8B
| $28.7M | 0.01% |
117,800
+26,900
| +30% | +$6.23M |
|
561
PUT
Apollo Global Management
APO
$80.8B
| $28.4M | 0.01% |
200,500
+60,900
| +44% | +$8.08M |
|
562
CALL
State Street Industrial Select Sector SPDR ETF
XLI
$34.7B
| $28.4M | 0.01% |
192,400
-76,000
| -28% | -$10.4M |
|
563
CALL
Johnson Controls International
JCI
$93.7B
| $28.1M | 0.01% |
266,300
+71,500
| +37% | +$6.58M |
|
564
PUT
Coherent
COHR
$64.3B
| $28.1M | 0.01% |
315,200
+72,600
| +30% | +$5.22M |
|
565
CALL
State Street
STT
$51.4B
| $28M | 0.01% |
263,500
+159,000
| +152% | +$14.7M |
|
566
CALL
Veeva Systems
VEEV
$38.4B
| $27.8M | 0.01% |
96,400
-10,000
| -9% | -$2.48M |
|
567
PUT
Etsy
ETSY
$7.29B
| $27.7M | 0.01% |
552,000
+168,300
| +44% | +$8.37M |
|
568
Alphabet (Google) Class A
GOOGL
$4.2T
| $27.2M | 0.01% |
154,583
-62,136
| -29% | -$10.2M |
|
|
569
CALL
Coherent
COHR
$64.3B
| $27.2M | 0.01% |
305,100
-77,100
| -20% | -$5.55M |
|
570
PUT
Wingstop
WING
$3.03B
| $27.2M | 0.01% |
80,800
+25,000
| +45% | +$7.4M |
|
571
PUT
Abbott
ABT
$190B
| $27.1M | 0.01% |
199,500
-17,000
| -8% | -$2.24M |
|
572
PUT
Western Digital
WDC
$151B
| $27.1M | 0.01% |
424,000
+8,300
| +2% | +$395K |
|
573
PUT
Centrus Energy
LEU
$3.77B
| $27.1M | 0.01% |
147,800
+63,300
| +75% | +$6.76M |
|
574
PUT
Darden Restaurants
DRI
$25B
| $27M | 0.01% |
124,000
+46,100
| +59% | +$9.57M |
|
575
PUT
HubSpot
HUBS
$11B
| $27M | 0.01% |
48,500
+26,700
| +122% | +$15.6M |
|
Similar funds
IMC Chicago's Q2 2025 Portfolio in Review
As of Q2 2025, IMC Chicago held 3,685 positions worth $225B, up 27% from $177B the previous quarter. Its ten largest holdings account for 42% of the portfolio.
IMC Chicago deployed $13.1B of net new capital in Q2 2025, opening 615 new positions and adding to 1,602 existing holdings. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
By sector, the portfolio is most concentrated in Technology at 0.32% of assets, up from 0.28% a quarter earlier, followed by Consumer Discretionary and Healthcare.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $153M trimmed.
- IMC Chicago's largest Q2 2025 buy was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
- IMC Chicago added most to Sprott Physical Gold in Q2 2025, an estimated $77.8M increase.
- IMC Chicago's biggest Q2 2025 reduction was Invesco QQQ Trust, cutting an estimated $153M.
- IMC Chicago fully exited Advanced Micro Devices in Q2 2025, selling an estimated $97.1M.
- IMC Chicago's ten largest holdings make up 42% of its $225B portfolio in Q2 2025.
- IMC Chicago opened 615 new positions and closed 423 in Q2 2025.
- IMC Chicago's portfolio value rose 27% quarter-over-quarter to $225B.
Based on IMC Chicago's 13F filing for Q2 2025, filed 22 Jul 2025.