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 |
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 98.86% |
| 2 | Technology | 0.32% |
| 3 | Consumer Discretionary | 0.25% |
| 4 | Healthcare | 0.13% |
| 5 | Communication Services | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
3476
3M
MMM
$84.4B
| – | – |
-16,300
| Closed | -$2.33M | – |
|
3477
Modine Manufacturing
MOD
$7.91B
| – | – |
-12,105
| Closed | -$1.08M | – |
|
3478
CALL
Molina Healthcare
MOH
$10.8B
| – | – |
-10,500
| Closed | -$3.46M | – |
|
3479
Hello Group
MOMO
$675M
| – | – |
-36,076
| Closed | -$236K | – |
|
3480
Marqeta
MQ
$1.94B
| – | – |
-37,677
| Closed | -$715K | – |
|
3481
Morgan Stanley
MS
$284B
| – | – |
-44,741
| Closed | -$5.5M | – |
|
3482
Strategy Inc
MSTR
$57.3B
| – | – |
-58,971
| Closed | -$21.5M | – |
|
3483
PUT
MACOM Technology Solutions
MTSI
$20.2B
| – | – |
-14,900
| Closed | -$1.5M | – |
|
3484
PUT
iShares MSCI USA Momentum Factor ETF
MTUM
$18.6B
| – | – |
-14,500
| Closed | -$2.93M | – |
|
3485
CALL
NCR Atleos
NATL
$3.39B
| – | – |
-19,700
| Closed | -$520K | – |
|
3486
CALL
nCino
NCNO
$2.16B
| – | – |
-32,900
| Closed | -$904K | – |
|
3487
Noble Corp
NE
$7.05B
| – | – |
-67,321
| Closed | -$1.62M | – |
|
3488
CALL
NeoGenomics
NEO
$2.12B
| – | – |
-32,100
| Closed | -$305K | – |
|
3489
Cloudflare
NET
$105B
| – | – |
-27,699
| Closed | -$4.02M | – |
|
3490
Netflix
NFLX
$293B
| – | – |
-107,040
| Closed | -$12.1M | – |
|
3491
Nice
NICE
$6.52B
| – | – |
-21,449
| Closed | -$3.45M | – |
|
3492
Nike
NKE
$55B
| – | – |
-263,377
| Closed | -$15.8M | – |
|
3493
PUT
Nano X Imaging
NNOX
$35.7M
| – | – |
-41,200
| Closed | -$206K | – |
|
3494
NetApp
NTAP
$40.4B
| – | – |
-12,594
| Closed | -$1.19M | – |
|
3495
NETGEAR
NTGR
$601M
| – | – |
-14,902
| Closed | -$400K | – |
|
|
3496
PUT
NETGEAR
NTGR
$601M
| – | – |
-20,900
| Closed | -$511K | – |
|
3497
Direxion Daily Gold Miners Index Bull 2X ETF
NUGT
$979M
| – | – |
-47,866
| Closed | -$2.97M | – |
|
3498
Nucor
NUE
$58.1B
| – | – |
-17,158
| Closed | -$2.01M | – |
|
3499
GraniteShares ETF Trust GraniteShares 2x Long NVDA Daily ETF
NVDL
$3.07B
| – | – |
-1,410,702
| Closed | -$17.6M | – |
|
3500
T-Rex 2X Inverse NVIDIA Daily Target ETF
NVDQ
$23.1M
| – | – |
-14,458
| Closed | -$1.09M | – |
|
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's Q2 2025 filing shows 615 new, 1,602 increased, 1,040 reduced and 423 closed positions. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M. The largest sale was Invesco QQQ Trust, an estimated $153M.
By sector, the portfolio is most concentrated in Miscellaneous at 99% of assets, down from 99% a quarter earlier, followed by Technology and Consumer Discretionary.
- 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.