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 | |
|---|---|---|---|---|---|---|
2351
Nice
NICE
$5.99B
| $16.5M | ﹤0.01% |
97,580
-106,533
| -52% | -$17.2M |
|
2352
PUT
F5
FFIV
$22.8B
| $16.5M | ﹤0.01% |
56,000
+6,700
| +14% | +$1.85M |
|
2353
PUT
Simon Property Group
SPG
$71B
| $16.5M | ﹤0.01% |
102,500
-47,000
| -31% | -$7.43M |
|
2354
PUT
Illumina
ILMN
$28.8B
| $16.5M | ﹤0.01% |
172,700
+12,500
| +8% | +$1.01M |
|
2355
CALL
Consolidated Edison
ED
$40.2B
| $16.5M | ﹤0.01% |
164,100
-35,800
| -18% | -$3.79M |
|
|
DFSD
2356
Dimensional Short-Duration Fixed Income ETF
DFSD
$7.17B
| $16.4M | ﹤0.01% |
342,569
+225,002
| +191% | +$10.7M |
|
2357
CALL
Dave & Buster's
PLAY
$354M
| $16.4M | ﹤0.01% |
546,600
+81,100
| +17% | +$1.83M |
|
2358
CALL
Goodyear
GT
$1.76B
| $16.4M | ﹤0.01% |
1,581,400
+235,900
| +18% | +$2.5M |
|
2359
PUT
Boston Properties
BXP
$10.9B
| $16.4M | ﹤0.01% |
242,800
-34,400
| -12% | -$2.29M |
|
2360
KLA
KLAC
$266B
| $16.4M | ﹤0.01% |
182,790
-1,229,860
| -87% | -$92.5M |
|
2361
CALL
Public Service Enterprise Group
PEG
$37.9B
| $16.3M | ﹤0.01% |
193,700
+9,200
| +5% | +$742K |
|
2362
PUT
ProShares UltraPro Short S&P 500
SPXU
$380M
| $16.3M | ﹤0.01% |
242,515
+31,245
| +15% | +$2.76M |
|
|
NNE
2363
CALL
Nano Nuclear Energy
NNE
$1.06B
| $16.3M | ﹤0.01% |
472,300
+276,000
| +141% | +$7.6M |
|
2364
Kosmos Energy
KOS
$1.51B
| $16.3M | ﹤0.01% |
9,450,331
+4,446,871
| +89% | +$8.05M |
|
2365
PUT
Planet Fitness
PLNT
$3.8B
| $16.2M | ﹤0.01% |
148,700
-72,400
| -33% | -$7.25M |
|
2366
TC Energy
TRP
$66.7B
| $16.2M | ﹤0.01% |
332,024
-120
| -0% | -$5.89K |
|
2367
Halozyme
HALO
$11.2B
| $16.2M | ﹤0.01% |
311,398
+231,991
| +292% | +$13.2M |
|
2368
Mattel
MAT
$4.29B
| $16.2M | ﹤0.01% |
821,051
+809,567
| +7,050% | +$14.4M |
|
2369
CALL
State Street SPDR Portfolio S&P 500 Growth ETF
SPYG
$55.3B
| $16.2M | ﹤0.01% |
169,600
-144,100
| -46% | -$12.4M |
|
2370
CALL
Zebra Technologies
ZBRA
$17.8B
| $16.2M | ﹤0.01% |
52,400
+30,100
| +135% | +$8.17M |
|
2371
PUT
Ralph Lauren
RL
$23.2B
| $16.2M | ﹤0.01% |
58,900
+15,200
| +35% | +$3.76M |
|
2372
Phreesia
PHR
$759M
| $16.1M | ﹤0.01% |
567,124
+44,253
| +8% | +$1.12M |
|
2373
CALL
GitLab
GTLB
$7.2B
| $16.1M | ﹤0.01% |
357,100
+7,800
| +2% | +$357K |
|
2374
CoreCivic
CXW
$3.25B
| $16.1M | ﹤0.01% |
764,276
+234,943
| +44% | +$5.07M |
|
2375
PUT
Truist Financial
TFC
$64.9B
| $16.1M | ﹤0.01% |
374,200
-97,500
| -21% | -$3.81M |
|
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.