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 | |
|---|---|---|---|---|---|---|
3376
PUT
Warrior Met Coal
HCC
$5.19B
| $7.69M | ﹤0.01% |
167,900
+15,000
| +10% | +$696K |
|
3377
PUT
Jackson Financial
JXN
$9.17B
| $7.69M | ﹤0.01% |
86,600
-59,100
| -41% | -$4.79M |
|
3378
CALL
abrdn Physical Palladium Shares ETF
PALL
$651M
| $7.68M | ﹤0.01% |
+381,500
| New | +$6.89M |
|
3379
PUT
Klaviyo
KVYO
$5.26B
| $7.66M | ﹤0.01% |
228,200
-159,000
| -41% | -$5.04M |
|
|
APLS
3380
DELISTED
Apellis Pharmaceuticals
APLS
| $7.66M | ﹤0.01% |
442,560
+218,464
| +97% | +$4.04M |
|
3381
PUT
State Street SPDR Portfolio S&P 500 Growth ETF
SPYG
$55.3B
| $7.65M | ﹤0.01% |
80,300
+6,000
| +8% | +$514K |
|
3382
PUT
TPG
TPG
$8.51B
| $7.65M | ﹤0.01% |
145,900
-49,600
| -25% | -$2.38M |
|
3383
CALL
Cenovus Energy
CVE
$57.2B
| $7.65M | ﹤0.01% |
562,600
+244,300
| +77% | +$3.17M |
|
3384
Live Oak Bancshares
LOB
$2B
| $7.64M | ﹤0.01% |
256,231
-55,510
| -18% | -$1.5M |
|
3385
PUT
iShares MSCI Mexico ETF
EWW
$1.86B
| $7.63M | ﹤0.01% |
126,000
-195,700
| -61% | -$11.3M |
|
3386
Amplify Junior Silver Miners ETF
SILJ
$3.95B
| $7.63M | ﹤0.01% |
515,565
-164,452
| -24% | -$2.14M |
|
3387
CALL
Joby Aviation
JOBY
$7.83B
| $7.63M | ﹤0.01% |
722,800
-12,200
| -2% | -$88.3K |
|
|
PR
3388
CALL
Permian Resources
PR
$18B
| $7.61M | ﹤0.01% |
558,700
+37,200
| +7% | +$478K |
|
|
BORR
3389
Borr Drilling
BORR
$1.37B
| $7.61M | ﹤0.01% |
4,156,998
+2,082,869
| +100% | +$3.94M |
|
3390
CALL
GDS Holdings
GDS
$6.89B
| $7.6M | ﹤0.01% |
248,700
+73,000
| +42% | +$1.85M |
|
|
SEM
3391
DELISTED
Select Medical
SEM
| $7.6M | ﹤0.01% |
+500,783
| New | +$7.81M |
|
|
AMWD
3392
DELISTED
American Woodmark
AMWD
| $7.6M | ﹤0.01% |
142,382
+25,658
| +22% | +$1.45M |
|
3393
PUT
NetApp
NTAP
$40.6B
| $7.6M | ﹤0.01% |
71,300
-327,400
| -82% | -$31.1M |
|
3394
The Ensign Group
ENSG
$10.6B
| $7.6M | ﹤0.01% |
49,237
-180,670
| -79% | -$25.3M |
|
3395
CALL
Autoliv
ALV
$8.94B
| $7.59M | ﹤0.01% |
67,800
+38,000
| +128% | +$3.72M |
|
3396
Vanguard FTSE Europe ETF
VGK
$31.1B
| $7.59M | ﹤0.01% |
97,891
-308,866
| -76% | -$22.8M |
|
3397
CALL
Ryder
R
$10.1B
| $7.57M | ﹤0.01% |
47,600
+18,300
| +62% | +$2.69M |
|
|
MPT
3398
CALL
Medical Properties Trust
MPT
$2.5B
| $7.56M | ﹤0.01% |
1,755,000
+186,800
| +12% | +$923K |
|
3399
Vicor
VICR
$10.8B
| $7.56M | ﹤0.01% |
166,586
+100,679
| +153% | +$4.5M |
|
3400
Nabors Industries
NBR
$1.39B
| $7.56M | ﹤0.01% |
269,660
+58,763
| +28% | +$1.75M |
|
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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.