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 | Miscellaneous | 98.33% |
| 2 | Technology | 0.58% |
| 3 | Consumer Discretionary | 0.39% |
| 4 | Financials | 0.16% |
| 5 | Communication Services | 0.13% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
201
PUT
Bank of America
BAC
$381B
| $169M | 0.06% |
3,462,800
-607,000
| -15% | -$31.3M |
2018 Q4
29 quarters
|
|
202
CALL
GE Aerospace
GE
$321B
| $168M | 0.06% |
592,600
+145,600
| +33% | +$45.8M |
2022 Q2
15 quarters
|
|
203
CALL
Delta Air Lines
DAL
$53.2B
| $167M | 0.06% |
2,505,900
+1,149,300
| +85% | +$77.4M |
2018 Q4
29 quarters
|
|
204
iShares Bitcoin Trust
IBIT
$66.3B
| $166M | 0.06% |
4,332,641
+2,624,274
| +154% | +$114M |
2025 Q2
3 quarters
|
|
205
CALL
Wynn Resorts
WYNN
$7.65B
| $166M | 0.06% |
1,630,500
+642,800
| +65% | +$70.3M |
2018 Q4
29 quarters
|
|
|
206
Sprott Physical Gold and Silver Trust
CEF
$7.26B
| $165M | 0.06% |
+3,464,915
| New | +$177M |
2026 Q1
0 quarters
|
|
207
CALL
Ciena
CIEN
$57.4B
| $164M | 0.06% |
423,100
+109,300
| +35% | +$33.4M |
2018 Q4
29 quarters
|
|
208
CALL
Starbucks
SBUX
$105B
| $164M | 0.06% |
1,826,100
+280,600
| +18% | +$26.5M |
2018 Q4
29 quarters
|
|
209
CALL
Wells Fargo
WFC
$252B
| $163M | 0.06% |
2,053,400
-159,700
| -7% | -$13.7M |
2018 Q4
29 quarters
|
|
210
PUT
Intuit
INTU
$82.5B
| $163M | 0.06% |
377,300
-196,100
| -34% | -$93.5M |
2019 Q2
27 quarters
|
|
211
CALL
KLA
KLAC
$249B
| $163M | 0.06% |
1,104,000
-22,000
| -2% | -$3.22M |
2022 Q3
14 quarters
|
|
212
CALL
Arista Networks
ANET
$268B
| $160M | 0.06% |
1,302,400
-51,500
| -4% | -$6.89M |
2025 Q4
1 quarter
|
|
213
PUT
Seagate
STX
$172B
| $159M | 0.06% |
406,900
+69,800
| +21% | +$26.6M |
2022 Q3
14 quarters
|
|
214
PUT
State Street Financial Select Sector SPDR ETF
XLF
$51.2B
| $159M | 0.06% |
3,223,300
+1,464,400
| +83% | +$76.3M |
2018 Q4
29 quarters
|
|
215
PUT
Nebius Group N.V.
NBIS
$56.6B
| $159M | 0.06% |
1,529,400
-32,500
| -2% | -$3.24M |
2025 Q4
1 quarter
|
|
216
PUT
American Express
AXP
$211B
| $159M | 0.06% |
524,500
-26,300
| -5% | -$8.82M |
2018 Q4
29 quarters
|
|
217
PUT
McDonald's
MCD
$166B
| $158M | 0.06% |
509,700
+32,600
| +7% | +$10.4M |
2018 Q4
29 quarters
|
|
218
PUT
Celestica
CLS
$44B
| $156M | 0.06% |
553,500
-132,800
| -19% | -$38.5M |
2024 Q1
8 quarters
|
|
219
CALL
lululemon athletica
LULU
$10.9B
| $156M | 0.06% |
1,017,200
-424,400
| -29% | -$76.1M |
2018 Q4
29 quarters
|
|
220
PUT
MongoDB
MDB
$30.6B
| $154M | 0.06% |
630,600
-155,700
| -20% | -$52.1M |
2019 Q2
27 quarters
|
|
221
PUT
Corning
GLW
$126B
| $152M | 0.05% |
1,117,100
+706,900
| +172% | +$85.3M |
2022 Q3
14 quarters
|
|
222
CALL
PepsiCo
PEP
$173B
| $151M | 0.05% |
969,900
-150,900
| -13% | -$23.5M |
2018 Q4
29 quarters
|
|
223
PUT
Deere & Co
DE
$170B
| $150M | 0.05% |
266,300
-34,300
| -11% | -$19.4M |
2018 Q4
29 quarters
|
|
224
PUT
State Street Technology Select Sector SPDR ETF
XLK
$129B
| $149M | 0.05% |
1,123,200
-75,700
| -6% | -$10.7M |
2018 Q4
29 quarters
|
|
225
CALL
Coca-Cola
KO
$384B
| $148M | 0.05% |
1,943,900
+723,000
| +59% | +$54.7M |
2018 Q4
29 quarters
|
|
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's Q1 2026 filing shows 2,049 new, 1,848 increased, 1,770 reduced and 389 closed positions. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M. The largest sale was Invesco QQQ Trust, an estimated $426M.
By sector, the portfolio is most concentrated in Miscellaneous at 98% of assets, down from 98% a quarter earlier, followed by Technology and Consumer Discretionary.
- 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.