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 | |
|---|---|---|---|---|---|---|
1451
PUT
HF Sinclair
DINO
$16.3B
| $7.97M | ﹤0.01% |
127,700
+41,000
| +47% | +$2.22M |
|
1452
PUT
CBRE Group
CBRE
$40.6B
| $7.95M | ﹤0.01% |
58,700
+43,500
| +286% | +$6.61M |
|
1453
PUT
Clear Secure
YOU
$5.76B
| $7.95M | ﹤0.01% |
164,200
+32,700
| +25% | +$1.3M |
|
1454
CALL
FMC
FMC
$1.4B
| $7.95M | ﹤0.01% |
461,400
-228,200
| -33% | -$3.41M |
|
1455
CALL
GXO Logistics
GXO
$6.07B
| $7.93M | ﹤0.01% |
152,900
+47,100
| +45% | +$2.7M |
|
1456
CALL
Invesco
IVZ
$13.1B
| $7.92M | ﹤0.01% |
326,100
+141,000
| +76% | +$3.69M |
|
1457
PUT
Snap
SNAP
$7.67B
| $7.92M | ﹤0.01% |
1,721,200
-426,100
| -20% | -$2.51M |
|
1458
CALL
Ametek
AME
$53.9B
| $7.91M | ﹤0.01% |
36,900
+22,200
| +151% | +$4.93M |
|
1459
PUT
Bank of Montreal
BMO
$125B
| $7.9M | ﹤0.01% |
58,400
+13,200
| +29% | +$1.83M |
|
1460
CALL
Invesco CurrencyShares Japanese Yen Trust
FXY
$426M
| $7.89M | ﹤0.01% |
136,400
-35,400
| -21% | -$2.07M |
|
1461
PUT
Arthur J. Gallagher & Co
AJG
$65.2B
| $7.88M | ﹤0.01% |
36,400
+1,500
| +4% | +$346K |
|
1462
General Mills
GIS
$20.1B
| $7.88M | ﹤0.01% |
211,605
+196,123
| +1,267% | +$8.52M |
|
1463
CALL
Sharplink Inc
SBET
$1.29B
| $7.87M | ﹤0.01% |
1,219,500
-307,900
| -20% | -$2.49M |
|
1464
Invesco Dorsey Wright Consumer Staples Momentum ETF
PSL
$83.8M
| $7.84M | ﹤0.01% |
72,244
+30,081
| +71% | +$3.3M |
|
1465
SPDR Gold MiniShares Trust
GLDM
$27.1B
| $7.84M | ﹤0.01% |
+84,600
| New | +$8.16M |
|
1466
CALL
GoDaddy
GDDY
$12.6B
| $7.84M | ﹤0.01% |
94,800
+19,100
| +25% | +$1.81M |
|
1467
CALL
SM Energy
SM
$7.5B
| $7.81M | ﹤0.01% |
250,600
+184,600
| +280% | +$4.21M |
|
1468
PUT
Fastenal
FAST
$51.4B
| $7.8M | ﹤0.01% |
168,100
-79,500
| -32% | -$3.57M |
|
|
1469
CALL
Arthur J. Gallagher & Co
AJG
$65.2B
| $7.8M | ﹤0.01% |
36,000
-500
| -1% | -$115K |
|
1470
CALL
Onto Innovation
ONTO
$13.9B
| $7.79M | ﹤0.01% |
38,000
+26,300
| +225% | +$5.38M |
|
|
1471
PUT
GoDaddy
GDDY
$12.6B
| $7.75M | ﹤0.01% |
93,700
+47,900
| +105% | +$4.55M |
|
1472
CALL
SoundHound AI
SOUN
$2.75B
| $7.74M | ﹤0.01% |
1,127,200
-860,800
| -43% | -$7.43M |
|
1473
CALL
Vale
VALE
$60B
| $7.74M | ﹤0.01% |
486,600
-281,900
| -37% | -$4.4M |
|
1474
ProShares UltraShort S&P500
SDS
$402M
| $7.67M | ﹤0.01% |
101,929
+11,085
| +12% | +$770K |
|
1475
CALL
Annaly Capital Management
NLY
$16.6B
| $7.66M | ﹤0.01% |
362,000
+161,900
| +81% | +$3.69M |
|
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.