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 | |
|---|---|---|---|---|---|---|
526
PUT
iPath Series B S&P 500 VIX Short-Term Futures ETN
VXX
$145M
| $31.9M | 0.01% |
663,100
+45,900
| +7% | +$2.7M |
|
527
PUT
Estee Lauder
EL
$31.8B
| $31.7M | 0.01% |
391,800
-28,700
| -7% | -$1.85M |
|
528
CALL
Duolingo
DUOL
$6.34B
| $31.7M | 0.01% |
77,200
+17,700
| +30% | +$7.77M |
|
529
CALL
Howmet Aerospace
HWM
$112B
| $31.6M | 0.01% |
169,600
+40,900
| +32% | +$6.29M |
|
530
CALL
Pinterest
PINS
$13.4B
| $31.4M | 0.01% |
876,600
-180,900
| -17% | -$5.49M |
|
531
CALL
Bristol-Myers Squibb
BMY
$130B
| $31.4M | 0.01% |
678,500
+15,700
| +2% | +$771K |
|
|
DOCU
532
CALL
DocuSign
DOCU
$11.3B
| $31.4M | 0.01% |
402,500
+180,000
| +81% | +$14.6M |
|
533
CALL
Altria Group
MO
$109B
| $31.3M | 0.01% |
533,100
-55,500
| -9% | -$3.26M |
|
534
PUT
SAP
SAP
$242B
| $31.2M | 0.01% |
102,700
+48,900
| +91% | +$14M |
|
|
TLN
535
CALL
Talen Energy Corp
TLN
$17.1B
| $31.1M | 0.01% |
107,000
-17,700
| -14% | -$4.2M |
|
536
CALL
Dow Inc
DOW
$22.6B
| $30.8M | 0.01% |
1,163,600
+389,200
| +50% | +$11.3M |
|
537
Grayscale Bitcoin Trust
GBTC
$9.53B
| $30.8M | 0.01% |
362,801
+255,980
| +240% | +$19.9M |
|
538
CALL
Parker-Hannifin
PH
$134B
| $30.7M | 0.01% |
44,000
+26,100
| +146% | +$16.5M |
|
|
TIGR
539
CALL
UP Fintech Holding
TIGR
$849M
| $30.6M | 0.01% |
3,169,300
+2,503,400
| +376% | +$20.9M |
|
|
540
PUT
Howmet Aerospace
HWM
$112B
| $30.5M | 0.01% |
163,800
+29,900
| +22% | +$4.6M |
|
541
CALL
Gilead Sciences
GILD
$168B
| $30.3M | 0.01% |
273,200
-85,500
| -24% | -$9.1M |
|
542
CALL
Chubb
CB
$134B
| $30.2M | 0.01% |
104,200
+1,500
| +1% | +$432K |
|
543
PUT
Live Nation Entertainment
LYV
$42.7B
| $30.2M | 0.01% |
199,400
-55,200
| -22% | -$7.6M |
|
544
Bitwise Bitcoin ETF
BITB
$2.43B
| $30.1M | 0.01% |
+514,103
| New | +$27.6M |
|
|
METD
545
CALL
Direxion Daily META Bear 1X ETF
METD
$9.21M
| $30.1M | 0.01% |
693,200
+289,300
| +72% | +$5.21M |
|
546
PUT
Abercrombie & Fitch
ANF
$5.24B
| $30M | 0.01% |
362,600
+58,100
| +19% | +$4.41M |
|
547
CALL
ON Semiconductor
ON
$31.6B
| $29.9M | 0.01% |
570,900
+91,100
| +19% | +$3.96M |
|
548
CALL
Wingstop
WING
$3.03B
| $29.9M | 0.01% |
88,800
+13,800
| +18% | +$4.08M |
|
549
CrowdStrike
CRWD
$226B
| $29.9M | 0.01% |
+234,780
| New | +$25.4M |
|
550
CALL
Wayfair
W
$14.1B
| $29.8M | 0.01% |
582,700
-61,500
| -10% | -$2.3M |
|
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.