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 | |
|---|---|---|---|---|---|---|
|
BNR
11476
Burning Rock Biotech
BNR
$93.1M
| $77.3K | ﹤0.01% |
+24,451
| New | +$75.9K |
|
|
OPTU
11477
PUT
Optimum Communications Inc
OPTU
$251M
| $77.3K | ﹤0.01% |
36,100
-2,600
| -7% | -$6.09K |
|
11478
CALL
Traeger
COOK
$164M
| $77.1K | ﹤0.01% |
902
+392
| +77% | +$30.1K |
|
|
NMG
11479
Nouveau Monde Graphite
NMG
$484M
| $77.1K | ﹤0.01% |
+47,001
| New | +$81K |
|
11480
Actinium Pharmaceuticals
ATNM
$32.6M
| $77K | ﹤0.01% |
+55,006
| New | +$82.3K |
|
11481
CALL
Rezolute
RZLT
$443M
| $76.3K | ﹤0.01% |
17,100
+11,200
| +190% | +$41.6K |
|
11482
PUT
Verastem
VSTM
$596M
| $75.9K | ﹤0.01% |
18,300
-2,000
| -10% | -$12.5K |
|
11483
CALL
Acacia Research
ACTG
$448M
| $75.9K | ﹤0.01% |
21,200
+18,800
| +783% | +$64.7K |
|
11484
Fuel Tech
FTEK
$45.3M
| $75.9K | ﹤0.01% |
30,116
-144,165
| -83% | -$206K |
|
11485
CALL
1-800-Flowers.com
FLWS
$262M
| $75.8K | ﹤0.01% |
15,400
-67,200
| -81% | -$348K |
|
|
SANG
11486
Sangoma Technologies
SANG
$136M
| $75.7K | ﹤0.01% |
+12,515
| New | +$67.9K |
|
|
DHF
11487
BNY Mellon High Yield Strategies Fund
DHF
$174M
| $75.6K | ﹤0.01% |
29,073
+12,692
| +77% | +$31.4K |
|
11488
PUT
E.W. Scripps
SSP
$320M
| $75.6K | ﹤0.01% |
25,700
+500
| +2% | +$1.21K |
|
|
LFT
11489
Lument Finance Trust
LFT
$34.6M
| $75.4K | ﹤0.01% |
+34,127
| New | +$85.9K |
|
11490
PUT
Myriad Genetics
MYGN
$290M
| $75.4K | ﹤0.01% |
14,200
-4,000
| -22% | -$23.6K |
|
|
GNT
11491
GAMCO Natural Resources, Gold & Income Trust
GNT
$147M
| $75.3K | ﹤0.01% |
+11,976
| New | +$73.2K |
|
11492
CALL
Purple Innovation
PRPL
$29.7M
| $75.3K | ﹤0.01% |
4,132
+3,028
| +274% | +$55.8K |
|
11493
Versus Systems
VS
$8.76M
| $75.1K | ﹤0.01% |
+32,235
| New | +$67.1K |
|
11494
Good Times Restaurants
GTIM
$16.4M
| $75.1K | ﹤0.01% |
41,943
+15,154
| +57% | +$27.5K |
|
|
TSBX
11495
DELISTED
Turnstone Biologics
TSBX
| $75K | ﹤0.01% |
+208,887
| New | +$73.2K |
|
11496
PUT
GoPro
GPRO
$110M
| $75K | ﹤0.01% |
99,000
-6,200
| -6% | -$4.03K |
|
11497
CALL
WidePoint Corp
WYY
$94.5M
| $74.9K | ﹤0.01% |
21,900
+14,800
| +208% | +$53K |
|
11498
PUT
Future Fuel
FF
$245M
| $74.9K | ﹤0.01% |
19,300
+5,600
| +41% | +$22.5K |
|
11499
CALL
Atlas Lithium Corp
ATLX
$94.7M
| $74.8K | ﹤0.01% |
19,800
-1,200
| -6% | -$5K |
|
11500
CALL
Universal Electronics
UEIC
$67.9M
| $74.8K | ﹤0.01% |
11,300
+5,600
| +98% | +$34.2K |
|
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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.