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 Russell 2000 ETF
IWM
|
+$106M |
| 2 |
Advanced Micro Devices
AMD
|
+$81.1M |
| 3 |
Amazon
AMZN
|
+$73M |
| 4 |
TSMC
TSM
|
+$68.5M |
| 5 |
iShares Silver Trust
SLV
|
+$64.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$214M |
| 2 |
iShares Core S&P 500 ETF
IVV
|
+$209M |
| 3 |
Invesco NASDAQ 100 ETF
QQQM
|
+$209M |
| 4 |
Vanguard S&P 500 ETF
VOO
|
+$150M |
| 5 |
Meta Platforms (Facebook)
META
|
+$102M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.28% |
| 2 | Consumer Discretionary | 0.23% |
| 3 | Healthcare | 0.11% |
| 4 | Communication Services | 0.09% |
| 5 | Financials | 0.07% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1151
PUT
Corning
GLW
$108B
| $5.84M | ﹤0.01% |
127,500
-28,200
| -18% | -$1.39M |
|
1152
CALL
Textron
TXT
$15.6B
| $5.83M | ﹤0.01% |
80,700
-6,300
| -7% | -$472K |
|
1153
PUT
Ralph Lauren
RL
$22.5B
| $5.83M | ﹤0.01% |
26,400
-14,700
| -36% | -$3.64M |
|
1154
CALL
Fox Class A
FOXA
$24.2B
| $5.82M | ﹤0.01% |
102,800
+9,100
| +10% | +$481K |
|
|
MPT
1155
PUT
Medical Properties Trust
MPT
$2.89B
| $5.81M | ﹤0.01% |
963,800
+247,000
| +34% | +$1.25M |
|
1156
CALL
Kohl's
KSS
$2.16B
| $5.81M | ﹤0.01% |
710,400
+413,100
| +139% | +$4.8M |
|
|
ECHO
1157
PUT
EchoStar
ECHO
$24.9B
| $5.81M | ﹤0.01% |
227,000
+7,900
| +4% | +$215K |
|
1158
CALL
iShares Gold Trust
IAU
$62.5B
| $5.8M | ﹤0.01% |
98,300
+3,800
| +4% | +$206K |
|
1159
PUT
CarMax
KMX
$8.36B
| $5.78M | ﹤0.01% |
74,200
-26,500
| -26% | -$2.12M |
|
1160
CALL
Dominion Energy
D
$62.1B
| $5.77M | ﹤0.01% |
102,900
-54,400
| -35% | -$2.99M |
|
1161
PUT
Groupon
GRPN
$1.07B
| $5.76M | ﹤0.01% |
306,900
+269,300
| +716% | +$3.41M |
|
1162
CALL
Alnylam Pharmaceuticals
ALNY
$38.5B
| $5.75M | ﹤0.01% |
+21,300
| New | +$5.47M |
|
1163
PUT
Keysight
KEYS
$52.2B
| $5.75M | ﹤0.01% |
38,400
+17,200
| +81% | +$2.84M |
|
1164
PUT
CRISPR Therapeutics
CRSP
$4.68B
| $5.75M | ﹤0.01% |
169,000
+8,200
| +5% | +$348K |
|
|
TIGR
1165
CALL
UP Fintech Holding
TIGR
$858M
| $5.72M | ﹤0.01% |
665,900
+143,800
| +28% | +$1.07M |
|
1166
PUT
Quantum Computing Inc
QUBT
$1.74B
| $5.72M | ﹤0.01% |
714,700
-475,400
| -40% | -$4.18M |
|
1167
PUT
Lemonade
LMND
$4.77B
| $5.71M | ﹤0.01% |
181,600
-74,300
| -29% | -$2.56M |
|
1168
PUT
Zoetis
ZTS
$32.5B
| $5.7M | ﹤0.01% |
34,600
-15,700
| -31% | -$2.61M |
|
1169
CALL
Lucid Motors
LCID
$3.08B
| $5.69M | ﹤0.01% |
235,120
-10,540
| -4% | -$282K |
|
1170
Grab
GRAB
$14.1B
| $5.68M | ﹤0.01% |
1,253,127
+979,059
| +357% | +$4.57M |
|
1171
CALL
Tower Semiconductor
TSEM
$22.9B
| $5.66M | ﹤0.01% |
158,600
-13,700
| -8% | -$619K |
|
1172
CALL
Transmedics
TMDX
$2.64B
| $5.64M | ﹤0.01% |
83,900
-23,800
| -22% | -$1.64M |
|
1173
CALL
Vanguard High Dividend Yield ETF
VYM
$81.9B
| $5.64M | ﹤0.01% |
43,700
+9,800
| +29% | +$1.28M |
|
|
1174
PUT
Alnylam Pharmaceuticals
ALNY
$38.5B
| $5.62M | ﹤0.01% |
+20,800
| New | +$5.35M |
|
1175
PUT
Hewlett Packard
HPE
$60.4B
| $5.6M | ﹤0.01% |
362,800
-18,900
| -5% | -$376K |
|
Similar funds
IMC Chicago's Q1 2025 Portfolio in Review
As of Q1 2025, IMC Chicago held 3,586 positions worth $177B, down 18% from $215B the previous quarter. Its ten largest holdings account for 46% of the portfolio.
IMC Chicago withdrew a net $21.1B in Q1 2025, closing 516 positions and reducing 1,388 holdings. Its most notable exit was iShares Core S&P 500 ETF, an estimated $209M position sold in full.
By sector, the portfolio is most concentrated in Technology at 0.28% of assets, down from 0.32% a quarter earlier, followed by Consumer Discretionary and Healthcare.
Against the trend, IMC Chicago opened a new position in Amazon worth $64M.
- IMC Chicago's largest Q1 2025 buy was Amazon: 336,493 shares worth $64M.
- IMC Chicago added most to iShares Russell 2000 ETF in Q1 2025, an estimated $106M increase.
- IMC Chicago's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $214M.
- IMC Chicago fully exited iShares Core S&P 500 ETF in Q1 2025, selling an estimated $209M.
- IMC Chicago's ten largest holdings make up 46% of its $177B portfolio in Q1 2025.
- IMC Chicago opened 482 new positions and closed 516 in Q1 2025.
- IMC Chicago's portfolio value fell 18% quarter-over-quarter to $177B.
Based on IMC Chicago's 13F filing for Q1 2025, filed 14 Apr 2025.