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 | |
|---|---|---|---|---|---|---|
701
Applovin
APP
$107B
| $19.7M | 0.01% |
+56,241
| New | +$18.2M |
|
702
CALL
DexCom
DXCM
$33.8B
| $19.7M | 0.01% |
225,400
-65,800
| -23% | -$5.16M |
|
703
PUT
Analog Devices
ADI
$188B
| $19.6M | 0.01% |
82,300
-700
| -0.8% | -$146K |
|
704
PUT
TKO Group
TKO
$14.2B
| $19.5M | 0.01% |
106,900
-55,000
| -34% | -$8.83M |
|
705
PUT
Shell
SHEL
$250B
| $19.4M | 0.01% |
276,000
+54,100
| +24% | +$3.63M |
|
706
CALL
Nu Holdings
NU
$65.9B
| $19.4M | 0.01% |
1,416,200
+136,900
| +11% | +$1.64M |
|
707
CALL
American Tower
AMT
$79B
| $19.4M | 0.01% |
87,900
-4,100
| -4% | -$885K |
|
|
METD
708
PUT
Direxion Daily META Bear 1X ETF
METD
$9.21M
| $19.4M | 0.01% |
454,300
+79,300
| +21% | +$1.43M |
|
709
CALL
Darden Restaurants
DRI
$24.9B
| $19.4M | 0.01% |
88,900
+13,500
| +18% | +$2.8M |
|
710
PUT
2x Long VIX Futures ETF
UVIX
$214M
| $19.3M | 0.01% |
43,055
+31,525
| +273% | +$24.2M |
|
711
PUT
Norwegian Cruise Line
NCLH
$8.59B
| $19.3M | 0.01% |
951,700
+232,200
| +32% | +$4.15M |
|
712
PUT
eBay
EBAY
$47.2B
| $19.3M | 0.01% |
259,000
+13,300
| +5% | +$943K |
|
713
PUT
State Street SPDR S&P MIDCAP 400 ETF Trust
MDY
$27.1B
| $19.3M | 0.01% |
34,000
-25,500
| -43% | -$13.7M |
|
|
NVO
714
Novo Nordisk
NVO
$207B
| $19.2M | 0.01% |
278,543
-35,942
| -11% | -$2.44M |
|
715
PUT
Dow Inc
DOW
$22.6B
| $19.2M | 0.01% |
725,200
+242,300
| +50% | +$7.05M |
|
716
PUT
Lamb Weston
LW
$7.23B
| $19.2M | 0.01% |
370,000
+244,600
| +195% | +$13.1M |
|
717
PUT
Agnico Eagle Mines
AEM
$92B
| $19.2M | 0.01% |
161,100
+44,200
| +38% | +$5.13M |
|
|
EA
718
PUT
DELISTED
Electronic Arts
EA
| $19.1M | 0.01% |
119,900
-43,000
| -26% | -$6.36M |
|
719
CALL
Zillow
Z
$7.68B
| $19.1M | 0.01% |
273,000
-106,800
| -28% | -$7.2M |
|
720
CALL
Brinker International
EAT
$9.49B
| $19.1M | 0.01% |
106,000
+55,400
| +109% | +$8.69M |
|
721
PUT
Linde
LIN
$226B
| $19M | 0.01% |
40,600
-1,300
| -3% | -$593K |
|
722
PUT
Lyft
LYFT
$6.64B
| $19M | 0.01% |
1,208,500
+215,400
| +22% | +$3.02M |
|
723
CALL
Builders FirstSource
BLDR
$8.08B
| $18.8M | 0.01% |
161,500
+68,200
| +73% | +$7.87M |
|
724
PUT
State Street Communication Services Select Sector SPDR ETF
XLC
$22.5B
| $18.8M | 0.01% |
173,600
-47,200
| -21% | -$4.65M |
|
725
CALL
Crown Castle
CCI
$31.3B
| $18.8M | 0.01% |
183,200
-1,000
| -0.5% | -$101K |
|
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.