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 Bitcoin Trust
IBIT
|
+$232M |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$168M |
| 3 |
Apple
AAPL
|
+$149M |
| 4 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$136M |
| 5 |
UnitedHealth
UNH
|
+$110M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$153M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$127M |
| 3 |
Advanced Micro Devices
AMD
|
+$97.1M |
| 4 |
TSMC
TSM
|
+$65.3M |
| 5 |
SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.32% |
| 2 | Consumer Discretionary | 0.25% |
| 3 | Healthcare | 0.13% |
| 4 | Communication Services | 0.1% |
| 5 | Financials | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
301
PUT
Fair Isaac
FICO
$22.2B
| $72.4M | 0.03% |
39,600
+28,800
| +267% | +$54.1M |
|
302
CALL
Unity
U
$19B
| $72.3M | 0.03% |
2,987,300
+1,662,700
| +126% | +$36.6M |
|
303
PUT
Philip Morris
PM
$289B
| $72.3M | 0.03% |
396,800
+142,900
| +56% | +$24.5M |
|
304
CALL
Union Pacific
UNP
$173B
| $72.2M | 0.03% |
313,600
-700
| -0.2% | -$155K |
|
305
PUT
Cisco
CSCO
$481B
| $72M | 0.03% |
1,037,200
+178,600
| +21% | +$11M |
|
306
CALL
Hims & Hers Health
HIMS
$7.31B
| $71.8M | 0.03% |
1,440,600
+603,000
| +72% | +$27.3M |
|
307
PUT
SoFi Technologies
SOFI
$23.5B
| $71.7M | 0.03% |
3,936,000
+62,900
| +2% | +$829K |
|
308
CALL
AbbVie
ABBV
$439B
| $71.1M | 0.03% |
382,900
-40,400
| -10% | -$7.51M |
|
309
CALL
Coca-Cola
KO
$371B
| $70.7M | 0.03% |
999,800
-88,300
| -8% | -$6.29M |
|
310
CALL
Futu Holdings
FUTU
$15B
| $70.4M | 0.03% |
569,500
+210,600
| +59% | +$21.5M |
|
311
PUT
Eaton
ETN
$179B
| $70.2M | 0.03% |
196,600
-12,400
| -6% | -$3.82M |
|
312
CALL
Merck
MRK
$321B
| $69.5M | 0.03% |
878,100
-14,900
| -2% | -$1.18M |
|
313
PUT
Trade Desk
TTD
$6.42B
| $69.3M | 0.03% |
962,500
+106,500
| +12% | +$6.8M |
|
314
CALL
Ulta Beauty
ULTA
$23.5B
| $69.1M | 0.03% |
147,700
-128,200
| -46% | -$53M |
|
315
CALL
DraftKings
DKNG
$12.6B
| $69M | 0.03% |
1,608,700
+319,500
| +25% | +$11.5M |
|
|
NVO
316
PUT
Novo Nordisk
NVO
$208B
| $68.9M | 0.03% |
997,800
+178,700
| +22% | +$12.2M |
|
317
CALL
iShares Morningstar Value ETF
ILCV
$1.36B
| $68.1M | 0.03% |
853,800
-155,800
| -15% | -$12.4M |
|
318
CALL
ConocoPhillips
COP
$150B
| $67.9M | 0.03% |
756,100
+236,800
| +46% | +$21.3M |
|
319
CALL
Regeneron Pharmaceuticals
REGN
$82.9B
| $67.4M | 0.03% |
128,300
+54,600
| +74% | +$30.5M |
|
320
PUT
Delta Air Lines
DAL
$59.1B
| $67M | 0.03% |
1,361,800
+320,900
| +31% | +$14.7M |
|
321
Vanguard S&P 500 ETF
VOO
$1.03T
| $66.9M | 0.03% |
+117,690
| New | +$61.9M |
|
322
PUT
Cloudflare
NET
$111B
| $65.4M | 0.03% |
334,200
+41,100
| +14% | +$5.97M |
|
323
CALL
Affirm
AFRM
$25.7B
| $65M | 0.03% |
940,800
-351,500
| -27% | -$18.2M |
|
324
PUT
Texas Instruments
TXN
$259B
| $64.9M | 0.03% |
312,400
+10,400
| +3% | +$1.85M |
|
325
PUT
United States Oil Fund
USO
$1.79B
| $64.6M | 0.03% |
883,500
+391,100
| +79% | +$27.3M |
|
Similar funds
IMC Chicago's Q2 2025 Portfolio in Review
As of Q2 2025, IMC Chicago held 3,685 positions worth $225B, up 27% from $177B the previous quarter. Its ten largest holdings account for 42% of the portfolio.
IMC Chicago deployed $13.1B of net new capital in Q2 2025, opening 615 new positions and adding to 1,602 existing holdings. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
By sector, the portfolio is most concentrated in Technology at 0.32% of assets, up from 0.28% a quarter earlier, followed by Consumer Discretionary and Healthcare.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $153M trimmed.
- IMC Chicago's largest Q2 2025 buy was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
- IMC Chicago added most to Sprott Physical Gold in Q2 2025, an estimated $77.8M increase.
- IMC Chicago's biggest Q2 2025 reduction was Invesco QQQ Trust, cutting an estimated $153M.
- IMC Chicago fully exited Advanced Micro Devices in Q2 2025, selling an estimated $97.1M.
- IMC Chicago's ten largest holdings make up 42% of its $225B portfolio in Q2 2025.
- IMC Chicago opened 615 new positions and closed 423 in Q2 2025.
- IMC Chicago's portfolio value rose 27% quarter-over-quarter to $225B.
Based on IMC Chicago's 13F filing for Q2 2025, filed 22 Jul 2025.