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 | |
|---|---|---|---|---|---|---|
1051
ProShares Ultra Bloomberg Natural Gas
BOIL
$326M
| $6.95M | ﹤0.01% |
+40,505
| New | +$6.08M |
|
1052
CALL
Groupon
GRPN
$1.07B
| $6.94M | ﹤0.01% |
369,700
+237,300
| +179% | +$3M |
|
1053
PUT
Cencora
COR
$62.2B
| $6.9M | ﹤0.01% |
24,800
+11,200
| +82% | +$2.81M |
|
1054
PUT
Kyndryl
KD
$2.94B
| $6.89M | ﹤0.01% |
219,300
+98,100
| +81% | +$3.68M |
|
1055
CALL
Dropbox
DBX
$7.48B
| $6.88M | ﹤0.01% |
257,700
+102,100
| +66% | +$2.97M |
|
1056
CALL
AMC Entertainment Holdings
AMC
$2.38B
| $6.85M | ﹤0.01% |
2,386,500
-1,349,200
| -36% | -$4.43M |
|
1057
PUT
VF Corp
VFC
$7.16B
| $6.84M | ﹤0.01% |
440,500
+266,300
| +153% | +$5.9M |
|
1058
CALL
SentinelOne
S
$6.29B
| $6.81M | ﹤0.01% |
374,400
-300
| -0.1% | -$6.51K |
|
1059
PUT
Canadian Natural Resources
CNQ
$92.2B
| $6.79M | ﹤0.01% |
220,300
-64,900
| -23% | -$1.97M |
|
1060
CALL
CSX Corp
CSX
$94.2B
| $6.78M | ﹤0.01% |
230,300
+26,900
| +13% | +$854K |
|
1061
PUT
Fidelity Wise Origin Bitcoin Fund
FBTC
$11.8B
| $6.77M | ﹤0.01% |
94,000
+32,500
| +53% | +$2.64M |
|
1062
PUT
Centene
CNC
$31.6B
| $6.76M | ﹤0.01% |
111,300
-152,400
| -58% | -$9.21M |
|
1063
CALL
Dutch Bros
BROS
$8.87B
| $6.75M | ﹤0.01% |
109,400
-23,000
| -17% | -$1.51M |
|
1064
Snap
SNAP
$8.02B
| $6.75M | ﹤0.01% |
775,255
+462,559
| +148% | +$4.82M |
|
1065
PUT
NRG Energy
NRG
$26.9B
| $6.75M | ﹤0.01% |
70,700
+23,800
| +51% | +$2.41M |
|
1066
PUT
J.M. Smucker
SJM
$13.2B
| $6.74M | ﹤0.01% |
56,900
+32,300
| +131% | +$3.49M |
|
1067
CALL
LyondellBasell Industries
LYB
$18.8B
| $6.72M | ﹤0.01% |
95,400
-64,400
| -40% | -$4.85M |
|
1068
PUT
Waste Management
WM
$96.1B
| $6.71M | ﹤0.01% |
29,000
-15,100
| -34% | -$3.34M |
|
1069
Hilton Worldwide
HLT
$72.6B
| $6.69M | ﹤0.01% |
+29,395
| New | +$7.32M |
|
1070
PUT
Lamb Weston
LW
$7.51B
| $6.68M | ﹤0.01% |
125,400
-103,400
| -45% | -$5.86M |
|
1071
PUT
ClearShares Piton Intermediate Fixed Income ETF
PIFI
$97.8M
| $6.67M | ﹤0.01% |
+321,300
| New | +$29.8M |
|
1072
PUT
Schwab US Broad Market ETF
SCHB
$42.9B
| $6.66M | ﹤0.01% |
239,300
-22,800
| -9% | -$519K |
|
1073
CALL
British American Tobacco
BTI
$134B
| $6.61M | ﹤0.01% |
159,700
+62,400
| +64% | +$2.45M |
|
1074
CALL
Teladoc Health
TDOC
$1.69B
| $6.61M | ﹤0.01% |
829,800
-43,500
| -5% | -$440K |
|
1075
PUT
Bilibili
BILI
$7.56B
| $6.59M | ﹤0.01% |
344,800
-105,800
| -23% | -$2.03M |
|
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.