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 | |
|---|---|---|---|---|---|---|
2376
CALL
BCE
BCE
$21.9B
| $19.2M | ﹤0.01% |
805,700
+228,100
| +39% | +$5.31M |
|
2377
Masco
MAS
$14.7B
| $19.2M | ﹤0.01% |
301,855
+18,569
| +7% | +$1.21M |
|
2378
CALL
AngloGold Ashanti
AU
$48.7B
| $19.1M | ﹤0.01% |
224,500
-55,800
| -20% | -$4.35M |
|
2379
CALL
KB Home
KBH
$3.44B
| $19.1M | ﹤0.01% |
339,200
-40,000
| -11% | -$2.46M |
|
2380
PUT
Planet Labs
PL
$8.8B
| $19.1M | ﹤0.01% |
969,000
+496,600
| +105% | +$7.12M |
|
2381
DigitalBridge
DBRG
$2.94B
| $19.1M | ﹤0.01% |
1,244,536
+205,520
| +20% | +$2.47M |
|
2382
PUT
Joby Aviation
JOBY
$7.83B
| $19.1M | ﹤0.01% |
1,444,000
-396,600
| -22% | -$6.09M |
|
2383
Compañía de Minas Buenaventura
BVN
$8.57B
| $19M | ﹤0.01% |
+684,368
| New | +$17.1M |
|
2384
Skyworks Solutions
SWKS
$10.5B
| $19M | ﹤0.01% |
299,980
-1,378,044
| -82% | -$96.3M |
|
|
AMRZ
2385
PUT
Amrize Ltd
AMRZ
$25.5B
| $19M | ﹤0.01% |
351,700
+304,400
| +644% | +$15.5M |
|
2386
PUT
DuPont de Nemours
DD
$19.8B
| $18.9M | ﹤0.01% |
156,967
-23,319
| -13% | -$2.62M |
|
2387
Southwest Gas
SWX
$6.71B
| $18.9M | ﹤0.01% |
236,466
+144,324
| +157% | +$11.6M |
|
2388
PUT
Scorpio Tankers
STNG
$3.98B
| $18.9M | ﹤0.01% |
371,900
-33,900
| -8% | -$1.93M |
|
2389
Perrigo
PRGO
$1.81B
| $18.9M | ﹤0.01% |
1,357,884
+1,175,344
| +644% | +$19.6M |
|
2390
iShares Biotechnology ETF
IBB
$9.73B
| $18.9M | ﹤0.01% |
111,994
+64,221
| +134% | +$10.4M |
|
2391
CALL
Match Group
MTCH
$8.71B
| $18.9M | ﹤0.01% |
585,300
+109,700
| +23% | +$3.6M |
|
2392
Wheaton Precious Metals
WPM
$61B
| $18.9M | ﹤0.01% |
160,817
+26,892
| +20% | +$2.88M |
|
2393
PUT
Antero Resources
AR
$11.5B
| $18.9M | ﹤0.01% |
548,100
-125,400
| -19% | -$4.25M |
|
|
BRSL
2394
CALL
Brightstar Lottery PLC
BRSL
$2.15B
| $18.9M | ﹤0.01% |
1,220,100
+15,000
| +1% | +$244K |
|
2395
CALL
Shift4
FOUR
$3.58B
| $18.9M | ﹤0.01% |
299,800
+42,100
| +16% | +$2.97M |
|
|
WRD
2396
WeRide Inc
WRD
$1.92B
| $18.9M | ﹤0.01% |
2,173,374
+315,418
| +17% | +$2.94M |
|
2397
CALL
Aptiv
APTV
$10.3B
| $18.9M | ﹤0.01% |
247,900
-19,800
| -7% | -$1.59M |
|
2398
Granite Construction
GVA
$5.56B
| $18.8M | ﹤0.01% |
163,377
-68,145
| -29% | -$7.32M |
|
2399
QuantumScape Corp
QS
$3.81B
| $18.8M | ﹤0.01% |
1,807,083
-1,298,796
| -42% | -$17.9M |
|
2400
CALL
Globalstar
GSAT
$10.7B
| $18.8M | ﹤0.01% |
308,366
+29,240
| +10% | +$1.61M |
|
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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.