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 | |
|---|---|---|---|---|---|---|
1176
CALL
AeroVironment
AVAV
$7.91B
| $5.57M | ﹤0.01% |
46,700
-14,100
| -23% | -$2.17M |
|
1177
CALL
Ovintiv
OVV
$16.4B
| $5.52M | ﹤0.01% |
128,900
-41,600
| -24% | -$1.78M |
|
1178
CALL
PACCAR
PCAR
$72.7B
| $5.51M | ﹤0.01% |
56,600
+6,800
| +14% | +$717K |
|
1179
PUT
Lucid Motors
LCID
$3.08B
| $5.49M | ﹤0.01% |
226,930
-106,750
| -32% | -$2.85M |
|
|
VSXY
1180
PUT
Victoria's Secret
VSXY
$7.1B
| $5.47M | ﹤0.01% |
294,400
+206,900
| +236% | +$6.08M |
|
1181
SoFi Technologies
SOFI
$21.5B
| $5.47M | ﹤0.01% |
470,248
+214,542
| +84% | +$3.09M |
|
1182
PUT
YPF
YPF
$19.5B
| $5.45M | ﹤0.01% |
155,600
-39,300
| -20% | -$1.5M |
|
1183
PUT
Tenet Healthcare
THC
$22.6B
| $5.45M | ﹤0.01% |
40,500
-13,900
| -26% | -$1.83M |
|
1184
CALL
Stellantis
STLA
$16.7B
| $5.44M | ﹤0.01% |
485,600
+164,500
| +51% | +$2.11M |
|
1185
CALL
Archer Aviation
ACHR
$3.68B
| $5.43M | ﹤0.01% |
764,400
-413,400
| -35% | -$3.67M |
|
1186
CALL
Genuine Parts
GPC
$17.9B
| $5.42M | ﹤0.01% |
45,500
+25,100
| +123% | +$3.02M |
|
1187
PUT
Targa Resources
TRGP
$56.2B
| $5.41M | ﹤0.01% |
27,000
-5,200
| -16% | -$1.03M |
|
1188
PUT
Kimberly-Clark
KMB
$37.5B
| $5.4M | ﹤0.01% |
38,000
-200
| -0.5% | -$26.9K |
|
1189
PUT
Clorox
CLX
$12.1B
| $5.4M | ﹤0.01% |
36,700
-13,800
| -27% | -$2.11M |
|
|
K
1190
PUT
DELISTED
Kellanova
K
| $5.4M | ﹤0.01% |
65,500
-4,900
| -7% | -$402K |
|
|
FLG
1191
CALL
Flagstar Bank National Association
FLG
$5.83B
| $5.39M | ﹤0.01% |
464,200
+160,900
| +53% | +$1.81M |
|
1192
CALL
SBA Communications
SBAC
$18.6B
| $5.39M | ﹤0.01% |
+24,500
| New | +$5.13M |
|
1193
CALL
Ollie's Bargain Outlet
OLLI
$4.17B
| $5.39M | ﹤0.01% |
46,300
-3,200
| -6% | -$338K |
|
1194
CALL
Illinois Tool Works
ITW
$84.9B
| $5.38M | ﹤0.01% |
21,700
+3,800
| +21% | +$976K |
|
|
XYZ
1195
Block Inc
XYZ
$49.5B
| $5.38M | ﹤0.01% |
99,000
-146,159
| -60% | -$10.9M |
|
1196
PUT
Core Scientific
CORZ
$6.63B
| $5.36M | ﹤0.01% |
740,400
-5,000
| -0.7% | -$56.9K |
|
1197
CALL
Trane Technologies
TT
$104B
| $5.36M | ﹤0.01% |
15,900
-7,200
| -31% | -$2.6M |
|
1198
CALL
Idexx Laboratories
IDXX
$44.9B
| $5.33M | ﹤0.01% |
12,700
-8,200
| -39% | -$3.56M |
|
1199
CALL
Arthur J. Gallagher & Co
AJG
$68.2B
| $5.32M | ﹤0.01% |
15,400
-58,100
| -79% | -$18.4M |
|
|
GAP
1200
PUT
The Gap Inc
GAP
$7.28B
| $5.3M | ﹤0.01% |
257,300
-82,100
| -24% | -$1.85M |
|
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.