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 | |
|---|---|---|---|---|---|---|
1251
CALL
Sunrun
RUN
$2.26B
| $4.77M | ﹤0.01% |
814,700
+134,700
| +20% | +$1.11M |
|
1252
CALL
Vail Resorts
MTN
$5.7B
| $4.77M | ﹤0.01% |
29,800
-17,500
| -37% | -$2.91M |
|
1253
CALL
TG Therapeutics
TGTX
$8.19B
| $4.77M | ﹤0.01% |
120,900
-13,600
| -10% | -$458K |
|
1254
CALL
StoneCo
STNE
$2.67B
| $4.77M | ﹤0.01% |
454,700
+69,400
| +18% | +$654K |
|
1255
Trade Desk
TTD
$8.97B
| $4.76M | ﹤0.01% |
+87,038
| New | +$7.87M |
|
1256
American Airlines Group
AAL
$9.82B
| $4.75M | ﹤0.01% |
450,617
+339,432
| +305% | +$5.11M |
|
1257
CALL
Moody's
MCO
$83.7B
| $4.75M | ﹤0.01% |
+10,200
| New | +$4.91M |
|
1258
CALL
Maplebear
CART
$10.7B
| $4.74M | ﹤0.01% |
118,900
-36,500
| -23% | -$1.62M |
|
1259
PUT
Pultegroup
PHM
$25.2B
| $4.74M | ﹤0.01% |
46,100
-1,000
| -2% | -$108K |
|
1260
Lockheed Martin
LMT
$131B
| $4.73M | ﹤0.01% |
+10,586
| New | +$4.87M |
|
1261
CALL
Peloton Interactive
PTON
$2.85B
| $4.73M | ﹤0.01% |
748,000
-1,139,300
| -60% | -$8.94M |
|
1262
PUT
Goodyear
GT
$2.09B
| $4.72M | ﹤0.01% |
510,800
-171,500
| -25% | -$1.57M |
|
1263
PUT
Carrier Global
CARR
$49.8B
| $4.72M | ﹤0.01% |
74,400
-82,600
| -53% | -$5.49M |
|
1264
PUT
Williams Companies
WMB
$85.8B
| $4.72M | ﹤0.01% |
78,900
-38,600
| -33% | -$2.21M |
|
1265
CALL
PBF Energy
PBF
$7.49B
| $4.69M | ﹤0.01% |
245,800
-146,900
| -37% | -$3.66M |
|
1266
PUT
Dropbox
DBX
$7.78B
| $4.69M | ﹤0.01% |
175,600
+131,200
| +295% | +$3.81M |
|
1267
PUT
CoStar Group
CSGP
$12.2B
| $4.68M | ﹤0.01% |
59,100
-2,600
| -4% | -$198K |
|
1268
PUT
EPAM Systems
EPAM
$5.58B
| $4.66M | ﹤0.01% |
27,600
+10,900
| +65% | +$2.4M |
|
1269
CALL
Centrus Energy
LEU
$3.14B
| $4.66M | ﹤0.01% |
74,900
+800
| +1% | +$67.4K |
|
1270
Zoetis
ZTS
$32.7B
| $4.65M | ﹤0.01% |
+28,244
| New | +$4.7M |
|
1271
CALL
Invesco CurrencyShares Japanese Yen Trust
FXY
$427M
| $4.65M | ﹤0.01% |
75,600
+8,700
| +13% | +$527K |
|
|
CHGX
1272
CALL
DELISTED
AXS Change Finance ESG ETF
CHGX
| $4.65M | ﹤0.01% |
101,500
+69,900
| +221% | +$2.68M |
|
1273
CALL
Dynatrace
DT
$12.7B
| $4.64M | ﹤0.01% |
98,400
-18,500
| -16% | -$1.01M |
|
1274
Las Vegas Sands
LVS
$32.2B
| $4.63M | ﹤0.01% |
119,965
+74,796
| +166% | +$3.3M |
|
1275
CALL
F5
FFIV
$22B
| $4.63M | ﹤0.01% |
17,400
+500
| +3% | +$140K |
|
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.