Q2 2026 13F · SEC CIK 1452861
IMC-Chicago, LLC
Broker-dealerFiled 2026-08-06 for Q2 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $10.9B
- Reported positions
- 1,554
- Top holdings a year, 3 yrs
- +41.0%
- Average holding period
- 1.1 yrs
IMC-Chicago, LLC is a broker-dealer that reported 1,554 positions worth $10.9B in its Q2 2026 13F, filed 2026-08-06. Its largest holdings were Spdr Dow Jones Indl Average (DIA, 5.8%), Micron Technology Inc (MU, 5.2%), Taiwan Semiconductor Manufac (TSM, 5.0%). A portfolio copying its top holdings returned 41.0% a year over the last 3 years, against 22.3% for the S&P 500.
IMC-Chicago, LLC holdings largest 50 of 1,554 positions.
Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.
What IMC-Chicago, LLC bought and sold in Q2 2026, against Q1 2026.
New positions
Q1 2026's filing was too long to tell new positions apart.
Added to
- DIA Spdr Dow Jones Indl Average+1755.5% shares
- AMZN Amazon Com Inc+511.5% shares
- BABA Alibaba Group Hldg Ltd+176.5% shares
- ASML Asml Hldg NV+143.7% shares
- COST Costco Wholesale Corporation+112.9% shares
- NKE Nike Inc+86.0% shares
- TSM Taiwan Semiconductor Manufac+85.2% shares
- META Meta Platforms Inc+78.7% shares
Reduced
- SNDK Sandisk Corp-76.3% shares
- AVGO Broadcom Inc-68.6% shares
- CEF Sprott Asset Management LP-48.6% shares
- TSLA Tesla Inc-45.5% shares
- ORCL Oracle Corp-36.1% shares
- MU Micron Technology Inc-32.5% shares
Left the top 50
- SPY State Str Spdr S&p 500 ETF Twas 4.3%
- IBIT Ishares Bitcoin Trust ETFwas 2.5%
- GOOGL Alphabet Incwas 1.5%
- Ishares Ethereum Trwas 1.1%
- LITE Lumentum Hldgs Incwas 1.0%
- SQQQ Proshares Trwas 1.0%
- GDX Vaneck ETF Trustwas 1.0%
- AMD Advanced Micro Devices Incwas 0.9%
Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.
How the holdings did against the S&P 500.
- 1 year
- -0.9% /yr
- S&P 500 +11.7%
- 3 years
- +41.0% /yr
- S&P 500 +22.3%
- 5 years
- +12.7% /yr
- S&P 500 +10.6%
A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.
Reported 13F value by quarter.
| Quarter | 13F value | Positions |
|---|---|---|
| Q2 2026 | $10.9B | 1,554 |
| Q1 2026 | $6.6B | 1,290 |
| Q4 2025 | $5.7B | 850 |
| Q3 2025 | $5.6B | 734 |
| Q2 2025 | $4.0B | 599 |
| Q1 2025 | $2.6B | 542 |
| Q4 2024 | $3.7B | 627 |
| Q3 2024 | $3.5B | 470 |
| Q2 2024 | $3.1B | 559 |
| Q1 2024 | $2.9B | 441 |
| Q4 2023 | $3.1B | 281 |
| Q3 2023 | $1.6B | 279 |
Questions about IMC-Chicago, LLC's portfolio
What stocks does IMC-Chicago, LLC own?
IMC-Chicago, LLC's latest 13F, for Q2 2026 and filed Aug 6, 2026, lists 1,554 positions worth $10.9B. The largest are Spdr Dow Jones Indl Average (DIA) at 5.8%, Micron Technology Inc (MU) at 5.2%, Taiwan Semiconductor Manufac (TSM) at 5.0%, Amazon Com Inc (AMZN) at 3.6% and Ishares Inc (EWY) at 3.1%.
What did IMC-Chicago, LLC buy last quarter?
In Q2 2026, IMC-Chicago, LLC added Spdr Dow Jones Indl Average (DIA) (+1755.5% shares), Amazon Com Inc (AMZN) (+511.5% shares) and Alibaba Group Hldg Ltd (BABA) (+176.5% shares), compared with its Q1 2026 filing.
What did IMC-Chicago, LLC sell last quarter?
In Q2 2026, IMC-Chicago, LLC cut from its top 50 State Str Spdr S&p 500 ETF T (SPY), cut from its top 50 Ishares Bitcoin Trust ETF (IBIT), cut from its top 50 Alphabet Inc (GOOGL), cut from its top 50 Ishares Ethereum Tr, cut from its top 50 Lumentum Hldgs Inc (LITE), Sandisk Corp (SNDK) (-76.3% shares), Broadcom Inc (AVGO) (-68.6% shares) and Sprott Asset Management LP (CEF) (-48.6% shares), compared with its Q1 2026 filing.
How has IMC-Chicago, LLC's portfolio performed?
A portfolio copying IMC-Chicago, LLC's 20 largest 13F holdings each quarter, from the day each filing was public, returned +41.0% a year over the last 3 years, against +22.3% for the S&P 500. Over 1 year: -0.9% against +11.7%. Over 5 years: +12.7% a year against +10.6%.
When is IMC-Chicago, LLC's next 13F filing due?
13F filings are due 45 days after each quarter ends. IMC-Chicago, LLC's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.