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 | |
|---|---|---|---|---|---|---|
1476
CALL
ARK Genomic Revolution ETF
ARKG
$1.78B
| $5.74M | ﹤0.01% |
206,800
-21,200
| -9% | -$536K |
|
1477
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.9B
| $5.74M | ﹤0.01% |
+73,240
| New | +$5.92M |
|
1478
CALL
T. Rowe Price
TROW
$23.7B
| $5.74M | ﹤0.01% |
55,900
-9,100
| -14% | -$956K |
|
1479
Direxion Daily 20+ Year Treasury Bear 3X ETF
TMV
$192M
| $5.73M | ﹤0.01% |
163,592
+98,954
| +153% | +$3.72M |
|
1480
e.l.f. Beauty
ELF
$5.43B
| $5.73M | ﹤0.01% |
43,247
+29,110
| +206% | +$3.59M |
|
1481
CALL
Yum China
YUMC
$16.2B
| $5.71M | ﹤0.01% |
133,000
-52,100
| -28% | -$2.37M |
|
1482
CALL
ATI
ATI
$31.4B
| $5.69M | ﹤0.01% |
70,000
+37,800
| +117% | +$3.06M |
|
1483
PUT
Sweetgreen
SG
$721M
| $5.69M | ﹤0.01% |
713,400
+339,900
| +91% | +$3.7M |
|
1484
Uber
UBER
$155B
| $5.69M | ﹤0.01% |
58,053
+22,972
| +65% | +$2.15M |
|
1485
PUT
Alexandria Real Estate Equities
ARE
$8.27B
| $5.68M | ﹤0.01% |
68,200
+37,700
| +124% | +$3.02M |
|
1486
CALL
SiriusXM
SIRI
$9.43B
| $5.68M | ﹤0.01% |
244,100
-60,500
| -20% | -$1.4M |
|
1487
Knight Transportation
KNX
$11.9B
| $5.67M | ﹤0.01% |
143,406
+121,841
| +565% | +$5.28M |
|
1488
CALL
Rockwell Automation
ROK
$50.1B
| $5.66M | ﹤0.01% |
16,200
+2,100
| +15% | +$725K |
|
1489
CALL
Regions Financial
RF
$27B
| $5.62M | ﹤0.01% |
213,100
+75,500
| +55% | +$1.96M |
|
1490
CALL
AngloGold Ashanti
AU
$48.1B
| $5.62M | ﹤0.01% |
79,900
+42,600
| +114% | +$2.38M |
|
1491
CALL
Dropbox
DBX
$7.31B
| $5.61M | ﹤0.01% |
185,700
+48,200
| +35% | +$1.38M |
|
1492
CALL
Polaris
PII
$3.9B
| $5.61M | ﹤0.01% |
96,500
+31,700
| +49% | +$1.71M |
|
1493
PUT
McCormick & Company Non-Voting
MKC
$14.6B
| $5.6M | ﹤0.01% |
83,700
+52,600
| +169% | +$3.68M |
|
1494
PUT
Akamai
AKAM
$18B
| $5.58M | ﹤0.01% |
73,700
+4,100
| +6% | +$316K |
|
1495
CALL
YPF Sociedad Anonima American Depositary Shares (Each representing ten (10) Class D shares of Capital Stock)
YPF
$19.4B
| $5.57M | ﹤0.01% |
229,300
+69,500
| +43% | +$2.13M |
|
1496
PUT
Enbridge
ENB
$112B
| $5.56M | ﹤0.01% |
110,200
+19,700
| +22% | +$927K |
|
1497
CALL
Exelon
EXC
$47B
| $5.55M | ﹤0.01% |
123,300
+28,600
| +30% | +$1.26M |
|
1498
PUT
DigitalOcean
DOCN
$15.6B
| $5.52M | ﹤0.01% |
161,600
+40,200
| +33% | +$1.27M |
|
1499
CALL
Synchrony
SYF
$26.1B
| $5.51M | ﹤0.01% |
77,600
+400
| +0.5% | +$29K |
|
1500
PUT
Zeta Global
ZETA
$7.44B
| $5.5M | ﹤0.01% |
277,000
-70,700
| -20% | -$1.27M |
|
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.