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 |
Sprott Physical Silver Trust
PSLV
|
+$344M |
| 2 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$297M |
| 3 |
Tesla
TSLA
|
+$235M |
| 4 |
Sprott Physical Gold and Silver Trust
CEF
|
+$177M |
| 5 |
Meta Platforms (Facebook)
META
|
+$120M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$426M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$390M |
| 3 |
NVIDIA
NVDA
|
+$72.8M |
| 4 |
Broadcom
AVGO
|
+$66.7M |
| 5 |
AST SpaceMobile
ASTS
|
+$62.2M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.58% |
| 2 | Consumer Discretionary | 0.39% |
| 3 | Financials | 0.16% |
| 4 | Communication Services | 0.13% |
| 5 | Industrials | 0.12% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1426
PUT
Oscar Health
OSCR
$8.92B
| $8.23M | ﹤0.01% |
717,900
-85,300
| -11% | -$1.2M |
|
1427
PUT
Teva Pharmaceuticals
TEVA
$36.5B
| $8.23M | ﹤0.01% |
273,100
-437,700
| -62% | -$14.1M |
|
1428
PUT
Sprott Uranium Miners ETF
URNM
$1.75B
| $8.19M | ﹤0.01% |
139,900
-18,200
| -12% | -$1.24M |
|
1429
PUT
abrdn Physical Silver Shares ETF
SIVR
$3.96B
| $8.19M | ﹤0.01% |
114,400
+29,700
| +35% | +$2.37M |
|
1430
CALL
Gartner
IT
$9.41B
| $8.19M | ﹤0.01% |
51,700
+41,200
| +392% | +$7.58M |
|
1431
PUT
Plains All American Pipeline
PAA
$17.2B
| $8.17M | ﹤0.01% |
365,900
+255,800
| +232% | +$5.2M |
|
1432
Bitwise Bitcoin ETF
BITB
$2.51B
| $8.15M | ﹤0.01% |
+221,353
| New | +$9.18M |
|
1433
PUT
Dutch Bros
BROS
$9.31B
| $8.15M | ﹤0.01% |
160,800
+3,300
| +2% | +$180K |
|
1434
Direxion Daily Gold Miners Index Bull 2X ETF
NUGT
$782M
| $8.14M | ﹤0.01% |
43,261
-14,474
| -25% | -$3.36M |
|
1435
Zoom
ZM
$26.8B
| $8.12M | ﹤0.01% |
101,065
+61,594
| +156% | +$5.16M |
|
1436
Vistra
VST
$53.1B
| $8.1M | ﹤0.01% |
53,894
+9,109
| +20% | +$1.47M |
|
1437
PUT
IES Holdings
IESC
$12.4B
| $8.1M | ﹤0.01% |
+17,000
| New | +$7.8M |
|
1438
PUT
ClearShares Piton Intermediate Fixed Income ETF
PIFI
$98M
| $8.06M | ﹤0.01% |
304,600
-169,200
| -36% | -$16.1M |
|
1439
Domino's
DPZ
$10.9B
| $8.06M | ﹤0.01% |
+22,461
| New | +$8.87M |
|
1440
CALL
Rambus
RMBS
$11.3B
| $8.05M | ﹤0.01% |
93,600
+13,800
| +17% | +$1.38M |
|
|
GRMN
1441
PUT
Garmin
GRMN
$47.6B
| $8.05M | ﹤0.01% |
+34,700
| New | +$7.77M |
|
1442
CALL
PVH
PVH
$3.6B
| $8.04M | ﹤0.01% |
115,300
+53,200
| +86% | +$3.49M |
|
1443
CALL
American Water Works
AWK
$26B
| $8.04M | ﹤0.01% |
59,100
+25,700
| +77% | +$3.4M |
|
1444
CALL
Vanguard High Dividend Yield ETF
VYM
$80B
| $8.04M | ﹤0.01% |
54,300
-80,600
| -60% | -$12.1M |
|
1445
PUT
T. Rowe Price
TROW
$25.1B
| $8.04M | ﹤0.01% |
89,200
+18,800
| +27% | +$1.82M |
|
1446
CALL
Idexx Laboratories
IDXX
$44.7B
| $8.04M | ﹤0.01% |
14,300
-700
| -5% | -$449K |
|
1447
CALL
Exelon
EXC
$47B
| $8.02M | ﹤0.01% |
163,700
+53,400
| +48% | +$2.48M |
|
1448
PUT
Sterling Infrastructure
STRL
$20.3B
| $8.02M | ﹤0.01% |
19,700
-9,500
| -33% | -$3.72M |
|
1449
PUT
TransDigm Group
TDG
$68.2B
| $8M | ﹤0.01% |
6,900
-60,300
| -90% | -$79M |
|
|
QXO
1450
PUT
QXO Inc
QXO
$14.6B
| $7.98M | ﹤0.01% |
410,900
+188,700
| +85% | +$4.32M |
|
Similar funds
IMC Chicago's Q1 2026 Portfolio in Review
As of Q1 2026, IMC Chicago held 6,062 positions worth $278B, up 1.1% from $275B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $22.2B of net new capital in Q1 2026, opening 2,049 new positions and adding to 1,848 existing holdings. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
By sector, the portfolio is most concentrated in Technology at 0.58% of assets, up from 0.56% a quarter earlier, followed by Consumer Discretionary and Financials.
On the sell side, the largest reduction was Broadcom, an estimated $66.7M trimmed.
- IMC Chicago's largest Q1 2026 buy was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
- IMC Chicago added most to Sprott Physical Silver Trust in Q1 2026, an estimated $344M increase.
- IMC Chicago's biggest Q1 2026 reduction was Broadcom, cutting an estimated $66.7M.
- IMC Chicago fully exited Invesco QQQ Trust in Q1 2026, selling an estimated $426M.
- IMC Chicago's ten largest holdings make up 38% of its $278B portfolio in Q1 2026.
- IMC Chicago opened 2,049 new positions and closed 389 in Q1 2026.
- IMC Chicago's portfolio value rose 1.1% quarter-over-quarter to $278B.
Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.