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 | |
|---|---|---|---|---|---|---|
11526
Rapid Micro Biosystems
RPID
$84.3M
| $71.6K | ﹤0.01% |
+20,762
| New | +$60.3K |
|
11527
CALL
Annovis Bio
ANVS
$78.7M
| $71.6K | ﹤0.01% |
33,000
-15,600
| -32% | -$30.8K |
|
|
DALN
11528
DELISTED
DallasNews
DALN
| $71.5K | ﹤0.01% |
+16,626
| New | +$71.8K |
|
|
SLAI
11529
DELISTED
SOLAI Ltd ADS
SLAI
| $71.3K | ﹤0.01% |
4,972
+3,297
| +197% | +$42.1K |
|
|
DENN
11530
CALL
DELISTED
Denny's
DENN
| $71.3K | ﹤0.01% |
17,400
+2,400
| +16% | +$9.21K |
|
11531
CALL
Opendoor
OPEN
$3.53B
| $71.3K | ﹤0.01% |
138,157
+20,667
| +18% | +$14.9K |
|
|
EPWK
11532
DELISTED
EPWK Holdings
EPWK
| $71.1K | ﹤0.01% |
3,384
-1,029
| -23% | -$261K |
|
|
EMX
11533
PUT
DELISTED
EMX Royalty
EMX
| $71.1K | ﹤0.01% |
28,200
+28,100
| +28,100% | +$63.1K |
|
|
HCHL
11534
Happy City Holdings
HCHL
| $71.1K | ﹤0.01% |
+13,850
| New | +$71.5K |
|
11535
Tantech Holdings
TANH
$5.73M
| $71K | ﹤0.01% |
+36,213
| New | +$74.2K |
|
11536
PUT
MBIA
MBI
$264M
| $70.7K | ﹤0.01% |
16,300
-59,700
| -79% | -$265K |
|
11537
PUT
Gossamer Bio
GOSS
$75.4M
| $70.6K | ﹤0.01% |
57,400
-400
| -0.7% | -$436 |
|
11538
Rani Therapeutics
RANI
$89.5M
| $70.6K | ﹤0.01% |
+137,349
| New | +$112K |
|
|
CMU
11539
DELISTED
MFS High Yield Municipal Trust
CMU
| $70.6K | ﹤0.01% |
+21,192
| New | +$71.1K |
|
11540
Lulu's Fashion Lounge
LVLU
$46.7M
| $70.5K | ﹤0.01% |
15,666
+12,075
| +336% | +$75.8K |
|
11541
PUT
Upland Software
UPLD
$15.7M
| $70.4K | ﹤0.01% |
3,610
+2,590
| +254% | +$57.6K |
|
11542
CALL
Ranpak Holdings
PACK
$478M
| $70.3K | ﹤0.01% |
19,700
+15,300
| +348% | +$56.7K |
|
11543
CALL
Oxford Square Capital
OXSQ
$157M
| $70.2K | ﹤0.01% |
+31,500
| New | +$75.6K |
|
11544
SemiLEDS
LEDS
$18.4M
| $70.1K | ﹤0.01% |
+26,645
| New | +$65.4K |
|
11545
Heart Test Laboratories
HSCS
$8.03M
| $70.1K | ﹤0.01% |
+18,684
| New | +$65.3K |
|
|
RECT
11546
Rectitude Holdings
RECT
$19.5M
| $70K | ﹤0.01% |
14,759
+1,432
| +11% | +$6.41K |
|
11547
PUT
Karyopharm Therapeutics
KPTI
$45.8M
| $69.9K | ﹤0.01% |
16,224
+12,646
| +353% | +$62K |
|
11548
PUT
Skye Bioscience
SKYE
$17.6M
| $69.8K | ﹤0.01% |
+16,700
| New | +$34.6K |
|
|
ORBS
11549
Eightco Holdings
ORBS
$280M
| $69.6K | ﹤0.01% |
+56,141
| New | +$69.3K |
|
11550
CALL
Future Fuel
FF
$245M
| $69.5K | ﹤0.01% |
17,900
-1,200
| -6% | -$4.83K |
|
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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.