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 |
Amazon
AMZN
|
+$2.49B |
| 2 |
NVIDIA
NVDA
|
+$2.19B |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.94B |
| 4 |
TSMC
TSM
|
+$728M |
| 5 |
UnitedHealth
UNH
|
+$705M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$775M |
| 2 |
AbbVie
ABBV
|
+$540M |
| 3 |
Delta Air Lines
DAL
|
+$434M |
| 4 |
Eli Lilly
LLY
|
+$433M |
| 5 |
DexCom
DXCM
|
+$433M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 4.89% |
| 2 | Healthcare | 2.92% |
| 3 | Financials | 2.71% |
| 4 | Consumer Discretionary | 2.52% |
| 5 | Industrials | 2.2% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2876
Moelis & Co
MC
$5.07B
| $12.9M | ﹤0.01% |
188,210
+138,944
| +282% | +$9.27M |
|
|
GRAL
2877
CALL
GRAIL Inc
GRAL
$3.03B
| $12.9M | ﹤0.01% |
150,960
+8,860
| +6% | +$765K |
|
2878
KE Holdings
BEKE
$18.8B
| $12.9M | ﹤0.01% |
819,738
+583,681
| +247% | +$10M |
|
2879
Kimco Realty
KIM
$16.4B
| $12.9M | ﹤0.01% |
636,692
-285,704
| -31% | -$5.93M |
|
2880
CALL
InterDigital
IDCC
$8.87B
| $12.9M | ﹤0.01% |
40,500
-15,700
| -28% | -$5.55M |
|
2881
PUT
Noble Corp
NE
$7.2B
| $12.9M | ﹤0.01% |
456,400
+30,570
| +7% | +$903K |
|
2882
Equity Lifestyle Properties
ELS
$12.7B
| $12.9M | ﹤0.01% |
212,443
-298,421
| -58% | -$18.4M |
|
|
IDYN
2883
iShares International Equity Factor Rotation Active ETF
IDYN
$111M
| $12.9M | ﹤0.01% |
+457,158
| New | +$12.5M |
|
2884
Denali Therapeutics
DNLI
$3.9B
| $12.9M | ﹤0.01% |
779,148
+90,924
| +13% | +$1.53M |
|
2885
CALL
Molson Coors Class B
TAP
$7.97B
| $12.9M | ﹤0.01% |
275,400
+31,200
| +13% | +$1.44M |
|
2886
CALL
Entegris
ENTG
$24.7B
| $12.8M | ﹤0.01% |
152,300
-5,800
| -4% | -$504K |
|
|
SVM
2887
Silvercorp Metals
SVM
$2.66B
| $12.8M | ﹤0.01% |
1,536,849
-2,055,306
| -57% | -$14.9M |
|
2888
PUT
Invesco Solar ETF
TAN
$1.36B
| $12.8M | ﹤0.01% |
260,900
-21,300
| -8% | -$1.03M |
|
|
GLIBK
2889
Liberty Capital Corp Series C GCI Group Common Stock
GLIBK
$1.07B
| $12.8M | ﹤0.01% |
344,325
+220,495
| +178% | +$7.74M |
|
2890
CALL
Argan
AGX
$8.11B
| $12.8M | ﹤0.01% |
40,800
+7,700
| +23% | +$2.44M |
|
2891
CALL
Aon
AON
$75.5B
| $12.8M | ﹤0.01% |
36,200
-172,200
| -83% | -$60.1M |
|
2892
PUT
Listed Funds Trust Roundhill Magnificent Seven ETF
MAGS
$4.19B
| $12.8M | ﹤0.01% |
193,600
+13,800
| +8% | +$911K |
|
2893
TFI International
TFII
$12.1B
| $12.7M | ﹤0.01% |
123,213
-484,820
| -80% | -$45.1M |
|
2894
CALL
Invesco CurrencyShares Euro Currency Trust
FXE
$342M
| $12.7M | ﹤0.01% |
117,300
+72,800
| +164% | +$7.82M |
|
2895
CALL
Sable Offshore Corp
SOC
$796M
| $12.7M | ﹤0.01% |
1,410,200
-34,200
| -2% | -$323K |
|
2896
AXT Inc
AXTI
$5.35B
| $12.7M | ﹤0.01% |
776,837
+370,859
| +91% | +$3.58M |
|
2897
CALL
Copart
CPRT
$29.3B
| $12.7M | ﹤0.01% |
324,000
-17,300
| -5% | -$717K |
|
2898
CALL
iShares Core S&P Small-Cap ETF
IJR
$114B
| $12.7M | ﹤0.01% |
105,500
+7,800
| +8% | +$933K |
|
2899
PUT
A.O. Smith
AOS
$8.45B
| $12.7M | ﹤0.01% |
189,500
+159,100
| +523% | +$10.8M |
|
|
DAWN
2900
DELISTED
Day One Biopharmaceuticals
DAWN
| $12.7M | ﹤0.01% |
1,359,613
+696,400
| +105% | +$5.82M |
|
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Ken Griffin's Q4 2025 Portfolio in Review
As of Q4 2025, Ken Griffin held 14,701 positions worth $666B, up 1.3% from $657B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
Ken Griffin's Q4 2025 filing shows 2,078 new, 5,000 increased, 5,362 reduced and 2,191 closed positions. Its largest new stake was Medline Inc: 6,006,339 shares worth $252M. The largest sale was Meta Platforms (Facebook), an estimated $775M.
By sector, the portfolio is most concentrated in Technology at 4.9% of assets, up from 3.8% a quarter earlier, followed by Healthcare and Financials.
- Ken Griffin's largest Q4 2025 buy was Medline Inc: 6,006,339 shares worth $252M.
- Ken Griffin added most to Amazon in Q4 2025, an estimated $2.49B increase.
- Ken Griffin's biggest Q4 2025 reduction was Meta Platforms (Facebook), cutting an estimated $775M.
- Ken Griffin fully exited WEX in Q4 2025, selling an estimated $131M.
- Ken Griffin's ten largest holdings make up 23% of its $666B portfolio in Q4 2025.
- Ken Griffin opened 2,078 new positions and closed 2,191 in Q4 2025.
- Ken Griffin's portfolio value rose 1.3% quarter-over-quarter to $666B.
Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.