Citadel Advisors LLC at a glance
Citadel Advisors LLC reported 4,573 positions worth $174.1 billion in its 13F-HR for Q2 2026, filed August 14, 2026. Its largest holdings were Ishares Tr at 7.8%, Amazon Com Inc (AMZN) at 1.5% and Nvidia Corporation (NVDA) at 1.4%.
- Versus Q1 2026, it opened 858 new positions, added to 1919, trimmed 1591 and sold out of 612. Reported portfolio value went from $141.1 billion to $174.1 billion.
- The 10 largest positions made up 16.6% of the reported portfolio.
- Largest estimated buys in Q2 2026: Ishares Tr (added, about $5.1 billion), Alphabet Inc (GOOGL) (added, about $1.1 billion) and Space Exploration Techn Corp (SPCX) (new position, about $876.5 million).
Source: 13F-HR filings on SEC EDGAR.
- 13F portfolio · Q2 2026
- $174.1B
- +23.4% vs prior quarter
- Positions
- 4,573
- 858 new · 612 sold out
- Top 10 weight
- 16.6%
- Concentration of the 13F book
- Turnover
- 39%
- Quarter-over-quarter
Citadel Advisors LLC top 13F holdings, Q2 2026
Largest reported positions by market value, from the 13F-HR filed Aug 14, 2026
| # | Company | Weight | Value | Shares | vs Q1 2026 |
|---|---|---|---|---|---|
| 1 | Ishares Tr | 7.84% | $13.7B | 22,078,893 | Added |
| 2 | Amazon Com IncAMZN | 1.49% | $2.6B | 10,882,003 | Added |
| 3 | Nvidia CorporationNVDA | 1.36% | $2.4B | 11,815,467 | Trimmed |
| 4 | Alphabet IncGOOGL | 1.28% | $2.2B | 10,736,118 | Added |
| 5 | Apple IncAAPL | 1.21% | $2.1B | 7,296,076 | Added |
| 6 | Microsoft CorpMSFT | 0.81% | $1.4B | 3,770,405 | Added |
| 7 | Electronic Arts IncEA | 0.70% | $1.2B | 5,906,884 | Added |
| 8 | Warner Bros Discovery IncWBD | 0.68% | $1.2B | 44,587,810 | Added |
| 9 | Eli Lilly & CoLLY | 0.65% | $1.1B | 945,456 | Added |
| 10 | Broadcom IncAVGO | 0.63% | $1.1B | 2,901,715 | Trimmed |
| 11 | Blackrock IncBLK | 0.61% | $1.1B | 1,097,186 | Added |
| 12 | Advanced Micro Devices IncAMD | 0.53% | $929.1M | 1,599,430 | Added |
| 13 | Space Exploration Techn CorpSPCX | 0.50% | $876.5M | 5,129,884 | New |
| 14 | Abbvie IncABBV | 0.46% | $797.6M | 3,169,783 | Added |
| 15 | Applied Matls IncAMAT | 0.45% | $781.5M | 1,080,951 | Trimmed |
| 16 | Abbott LaboratoriesABT | 0.45% | $780.1M | 8,597,227 | Added |
| 17 | Kla CorpKLAC | 0.44% | $766.7M | 2,541,076 | Added |
| 18 | Howmet Aerospace IncHWM | 0.43% | $758.2M | 2,819,959 | Added |
| 19 | Mastercard IncorporatedMA | 0.43% | $753.8M | 1,467,770 | Added |
| 20 | Seagate Technology Hldngs PlSTX | 0.42% | $729.1M | 755,495 | Added |
Source: Citadel Advisors LLC 13F-HR on SEC EDGAR. Long equity positions only (put and call options excluded); weights are shares of the reported 13F portfolio, not total assets. How 13F filings work
Citadel Advisors LLC biggest buys and sells, Q2 2026
Largest estimated position changes versus Q1 2026
| Company | Move | Est. flow | Shares now | Weight now |
|---|---|---|---|---|
| Ishares Tr | Added | +$5.1B | 22,078,893 | 7.84% |
| Micron Technology IncMU | Trimmed | −$4.6B | 600,523 | 0.40% |
| Viridian Therapeutics IncVRDN | Trimmed | −$1.8B | 41,303 | 0.02% |
| Taiwan Semiconductor ManufacTSM | Trimmed | −$1.7B | 525,939 | 0.14% |
| State Str Spdr Dow Jones Ind | Trimmed | −$1.6B | 264,408 | 0.08% |
| Nvidia CorporationNVDA | Trimmed | −$1.4B | 11,815,467 | 1.36% |
| Sandisk CorpSNDK | Trimmed | −$1.2B | 67,432 | 0.09% |
| Alphabet IncGOOGL | Added | +$1.1B | 10,736,118 | 1.28% |
| Space Exploration Techn CorpSPCX | New | +$876.5M | 5,129,884 | 0.50% |
| Eli Lilly & CoLLY | Added | +$844.1M | 945,456 | 0.65% |
| Kla CorpKLAC | Added | +$755.2M | 2,541,076 | 0.44% |
| Abbvie IncABBV | Added | +$674.3M | 3,169,783 | 0.46% |
Estimated flow = change in share count × quarter-end price (858 new, 1919 added, 1591 trimmed, 612 sold out). 13F reports show holdings on the last day of the quarter, not the trade dates.
SignalX for Citadel Advisors LLC
Don't miss the next Citadel Advisors LLC filing
- 13F alerts. A push when Citadel Advisors LLC files a new 13F or a 13D stake.
- Smart Money consensus. Which stocks Citadel Advisors LLC and other tracked funds bought together.
- Ask anything. An AI agent that reads every Citadel Advisors LLC filing and answers with sources.
Citadel Advisors LLC alerts on your phone. Follow it in the SignalX Android app.
Latest Citadel Advisors LLC SEC filings
Citadel Advisors LLC 13F holdings: frequently asked questions
What stocks does Citadel Advisors LLC own?
In its 13F-HR for Q2 2026 (filed August 14, 2026), Citadel Advisors LLC reported 4,573 positions worth $174.1 billion. The largest were Ishares Tr, 7.8%; Amazon Com Inc (AMZN), 1.5%; Nvidia Corporation (NVDA), 1.4%; Alphabet Inc (GOOGL), 1.3%; Apple Inc (AAPL), 1.2%. The top 10 positions were 16.6% of the portfolio.
What did Citadel Advisors LLC buy in Q2 2026?
Compared with Q1 2026, Citadel Advisors LLC's largest estimated purchases were Ishares Tr (added, about $5.1 billion), Alphabet Inc (GOOGL) (added, about $1.1 billion), Space Exploration Techn Corp (SPCX) (new position, about $876.5 million), Eli Lilly & Co (LLY) (added, about $844.1 million) and Kla Corp (KLAC) (added, about $755.2 million). In total it opened 858 new positions and added to 1919. Amounts are estimated from share-count changes at quarter-end prices.
What did Citadel Advisors LLC sell in Q2 2026?
Compared with Q1 2026, Citadel Advisors LLC's largest estimated sales were Micron Technology Inc (MU) (trimmed, about $4.6 billion), Viridian Therapeutics Inc (VRDN) (trimmed, about $1.8 billion), Taiwan Semiconductor Manufac (TSM) (trimmed, about $1.7 billion), State Str Spdr Dow Jones Ind (trimmed, about $1.6 billion) and Nvidia Corporation (NVDA) (trimmed, about $1.4 billion). In total it sold out of 612 positions and trimmed 1591.
When does Citadel Advisors LLC file 13F reports?
Citadel Advisors LLC's latest 13F-HR was filed August 14, 2026 and covers the quarter ended June 30, 2026. 13F-HR reports are due within 45 days of each quarter-end, so the Q3 2026 report is due by November 14, 2026.
What is Citadel Advisors LLC's SEC CIK number?
Citadel Advisors LLC's SEC Central Index Key (CIK) is 1423053. EDGAR lists every Citadel Advisors LLC filing under that number.
Ask anything about Citadel Advisors LLC
The research agent reads Citadel Advisors LLC's filings, financials, insider trades and 13F holders, then answers with sources.