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 | |
|---|---|---|---|---|---|---|
6851
FlexShares Core Select Bond Fund
BNDC
$170M
| $1.1M | ﹤0.01% |
49,245
+33,554
| +214% | +$738K |
|
6852
CALL
Vanguard Financials ETF
VFH
$13.9B
| $1.09M | ﹤0.01% |
8,600
-14,700
| -63% | -$1.75M |
|
|
VPU
6853
PUT
Vanguard Utilities ETF
VPU
$8.5B
| $1.09M | ﹤0.01% |
6,200
+4,600
| +288% | +$793K |
|
6854
Quantum-Si Incorporated
QSI
$161M
| $1.09M | ﹤0.01% |
558,307
+419,809
| +303% | +$621K |
|
|
BELFB
6855
CALL
Bel Fuse Inc Class B
BELFB
$3.99B
| $1.09M | ﹤0.01% |
11,200
+6,100
| +120% | +$460K |
|
|
DCBO
6856
PUT
Docebo
DCBO
$577M
| $1.09M | ﹤0.01% |
37,800
+100
| +0.3% | +$2.84K |
|
6857
PUT
Biohaven
BHVN
$2.05B
| $1.09M | ﹤0.01% |
77,500
+35,000
| +82% | +$624K |
|
6858
CALL
John Wiley & Sons Class A
WLY
$2.59B
| $1.09M | ﹤0.01% |
24,500
+20,600
| +528% | +$868K |
|
6859
Southern California Bancorp
BCAL
$695M
| $1.09M | ﹤0.01% |
69,341
-16,711
| -19% | -$238K |
|
6860
PUT
Core & Main
CNM
$8.51B
| $1.09M | ﹤0.01% |
18,100
-139,900
| -89% | -$7.48M |
|
|
CGHM
6861
Capital Group Municipal High-Income ETF
CGHM
$3.28B
| $1.09M | ﹤0.01% |
+44,287
| New | +$1.09M |
|
6862
CALL
Mercury Insurance
MCY
$5.89B
| $1.09M | ﹤0.01% |
16,200
-13,800
| -46% | -$821K |
|
6863
CALL
Loews
L
$23B
| $1.09M | ﹤0.01% |
11,900
-200
| -2% | -$17.6K |
|
6864
PUT
US Gold Corp
USAU
$241M
| $1.09M | ﹤0.01% |
89,400
+33,500
| +60% | +$369K |
|
6865
PUT
iShares US Regional Banks ETF
IAT
$680M
| $1.09M | ﹤0.01% |
22,000
-19,800
| -47% | -$902K |
|
6866
ARK Space & Defense Innovation ETF
ARKX
$842M
| $1.09M | ﹤0.01% |
45,119
-11,265
| -20% | -$225K |
|
|
TRPA
6867
Hartford AAA CLO ETF
TRPA
$111M
| $1.09M | ﹤0.01% |
28,017
+14,471
| +107% | +$561K |
|
6868
PUT
Vanguard FTSE Developed Markets ETF
VEA
$235B
| $1.09M | ﹤0.01% |
19,100
+1,200
| +7% | +$64.3K |
|
6869
CALL
Tenaris
TS
$26.7B
| $1.09M | ﹤0.01% |
29,100
-18,700
| -39% | -$641K |
|
6870
CALL
ProShares Ultra Dow30
DDM
$575M
| $1.09M | ﹤0.01% |
22,200
+10,600
| +91% | +$465K |
|
6871
CALL
Immunovant
IMVT
$9.16B
| $1.09M | ﹤0.01% |
68,000
-13,600
| -17% | -$206K |
|
6872
CALL
Trevi Therapeutics
TRVI
$2.68B
| $1.09M | ﹤0.01% |
198,600
+90,400
| +84% | +$562K |
|
|
NAK
6873
PUT
Northern Dynasty Minerals
NAK
$874M
| $1.09M | ﹤0.01% |
810,600
+391,900
| +94% | +$437K |
|
6874
BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF
XTWY
$244M
| $1.09M | ﹤0.01% |
+28,156
| New | +$1.07M |
|
6875
PUT
Disc Medicine
IRON
$3.08B
| $1.09M | ﹤0.01% |
20,500
+20,000
| +4,000% | +$939K |
|
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.