Ken Griffin Citadel Advisors
Ken Griffin founded Citadel, one of the world’s largest and most successful hedge funds. Starting his trading career from his Harvard dorm room at a young age, Griffin quickly developed a keen sense for markets and built Citadel into a global powerhouse with billions in assets under management. Known for his quantitative and technology-driven strategies, Griffin has also made headlines for significant philanthropic contributions, supporting causes in education, the arts, and public institutions. Over the years, he has earned recognition as one of the preeminent figures in modern finance.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$820M |
| 2 |
Microsoft
MSFT
|
+$811M |
| 3 |
McDonald's
MCD
|
+$804M |
| 4 |
Coca-Cola
KO
|
+$655M |
| 5 |
Amazon
AMZN
|
+$646M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SCHW
Charles Schwab
SCHW
|
+$1.64B |
| 2 |
Invesco QQQ Trust
QQQ
|
+$1.1B |
| 3 |
Strategy Inc
MSTR
|
+$564M |
| 4 |
Kroger
KR
|
+$558M |
| 5 |
Danaher
DHR
|
+$494M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.33% |
| 2 | Healthcare | 3.23% |
| 3 | Consumer Discretionary | 2.55% |
| 4 | Financials | 2.55% |
| 5 | Industrials | 1.94% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
5926
FT Vest S&P 500 Dividend Aristocrats Target Income ETF
KNG
$3.45B
| $1.74M | ﹤0.01% |
35,505
+4,038
| +13% | +$196K |
|
5927
Sera Prognostics
SERA
$76.9M
| $1.74M | ﹤0.01% |
629,007
+1,600
| +0.3% | +$3.96K |
|
5928
Janus Henderson Short Duration Income ETF
VNLA
$3.37B
| $1.74M | ﹤0.01% |
+35,409
| New | +$1.73M |
|
5929
Puma Biotechnology
PBYI
$455M
| $1.74M | ﹤0.01% |
+507,818
| New | +$1.62M |
|
5930
PUT
Old Republic International
ORI
$10.3B
| $1.74M | ﹤0.01% |
45,300
+24,000
| +113% | +$903K |
|
5931
MBIA
MBI
$252M
| $1.74M | ﹤0.01% |
401,169
+138,057
| +52% | +$612K |
|
|
SBR
5932
Sabine Royalty Trust
SBR
$1.06B
| $1.74M | ﹤0.01% |
26,095
+14,656
| +128% | +$963K |
|
5933
John Hancock Multifactor Mid Cap ETF
JHMM
$6.21B
| $1.74M | ﹤0.01% |
28,433
+18,829
| +196% | +$1.09M |
|
5934
PUT
Kulicke & Soffa
KLIC
$5.33B
| $1.74M | ﹤0.01% |
50,200
-40,500
| -45% | -$1.32M |
|
5935
CALL
Jacobs Solutions
J
$16.8B
| $1.74M | ﹤0.01% |
13,200
-19,423
| -60% | -$2.39M |
|
5936
CALL
Bruker
BRKR
$8.79B
| $1.73M | ﹤0.01% |
42,100
+14,500
| +53% | +$560K |
|
|
DAAQ
5937
Digital Asset Acquisition Corp
DAAQ
$239M
| $1.73M | ﹤0.01% |
+165,581
| New | +$1.75M |
|
5938
PUT
O-I Glass
OI
$1.02B
| $1.73M | ﹤0.01% |
117,600
+19,600
| +20% | +$251K |
|
5939
PUT
Spire Global
SPIR
$558M
| $1.73M | ﹤0.01% |
145,500
-117,100
| -45% | -$1.18M |
|
5940
CALL
KULR Technology Group
KULR
$121M
| $1.73M | ﹤0.01% |
242,826
+112,338
| +86% | +$1.07M |
|
5941
Xencor
XNCR
$1.72B
| $1.73M | ﹤0.01% |
220,268
+161,784
| +277% | +$1.45M |
|
5942
CALL
Establishment Labs
ESTA
$2.28B
| $1.73M | ﹤0.01% |
40,500
-67,900
| -63% | -$2.37M |
|
5943
US Foods
USFD
$23.5B
| $1.73M | ﹤0.01% |
22,433
-353,897
| -94% | -$25.2M |
|
5944
Karooooo
KARO
$1.92B
| $1.73M | ﹤0.01% |
35,254
+23,222
| +193% | +$1.1M |
|
5945
CALL
First Trust Dow Jones Internet Index Fund ETF
FDN
$5.54B
| $1.72M | ﹤0.01% |
6,400
-3,700
| -37% | -$890K |
|
5946
PUT
Newell Brands
NWL
$2.57B
| $1.72M | ﹤0.01% |
319,000
-56,800
| -15% | -$301K |
|
5947
PUT
ARS Pharmaceuticals
SPRY
$621M
| $1.72M | ﹤0.01% |
98,700
-43,900
| -31% | -$633K |
|
5948
CALL
Wolfspeed
WOLF
$1.82B
| $1.72M | ﹤0.01% |
4,315,700
+501,600
| +13% | +$1.14M |
|
|
SWTX
5949
PUT
DELISTED
SpringWorks Therapeutics
SWTX
| $1.72M | ﹤0.01% |
36,600
-248,600
| -87% | -$11.1M |
|
5950
PUT
Lennox International
LII
$14.4B
| $1.72M | ﹤0.01% |
3,000
-2,900
| -49% | -$1.62M |
|
Similar funds
Ken Griffin's Q2 2025 Portfolio in Review
As of Q2 2025, Ken Griffin held 15,819 positions worth $576B, up 9.2% from $527B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Ken Griffin withdrew a net $29.1B in Q2 2025, closing 3,524 positions and reducing 5,141 holdings. Its most notable exit was Kroger, an estimated $558M position sold in full.
By sector, the portfolio is most concentrated in Technology at 3.3% of assets, up from 2.9% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Ken Griffin opened a new position in Walmart Inc worth $401M.
- Ken Griffin's largest Q2 2025 buy was Walmart Inc: 4,099,492 shares worth $401M.
- Ken Griffin added most to NVIDIA in Q2 2025, an estimated $820M increase.
- Ken Griffin's biggest Q2 2025 reduction was Charles Schwab, cutting an estimated $1.64B.
- Ken Griffin fully exited Kroger in Q2 2025, selling an estimated $558M.
- Ken Griffin's ten largest holdings make up 27% of its $576B portfolio in Q2 2025.
- Ken Griffin opened 1,459 new positions and closed 3,524 in Q2 2025.
- Ken Griffin's portfolio value rose 9.2% quarter-over-quarter to $576B.
Based on Citadel Advisors's 13F filing for Q2 2025, filed 14 Aug 2025.