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 | |
|---|---|---|---|---|---|---|
1426
Life Time Group Holdings
LTH
$9.96B
| $49.1M | 0.01% |
1,845,434
-1,200,756
| -39% | -$31.3M |
|
1427
CALL
BILL Holdings
BILL
$4.94B
| $49M | 0.01% |
898,500
-264,800
| -23% | -$13.6M |
|
1428
STAG Industrial
STAG
$7.12B
| $49M | 0.01% |
1,332,049
+709,480
| +114% | +$26.9M |
|
1429
Motorola Solutions
MSI
$77.3B
| $48.9M | 0.01% |
127,639
-19,056
| -13% | -$7.66M |
|
1430
UL Solutions
ULS
$15.5B
| $48.9M | 0.01% |
620,070
+547,459
| +754% | +$43.9M |
|
1431
Tractor Supply
TSCO
$18.8B
| $48.8M | 0.01% |
976,694
+533,619
| +120% | +$28.7M |
|
1432
Fluor
FLR
$7.11B
| $48.8M | 0.01% |
1,231,894
+258,256
| +27% | +$11.4M |
|
1433
Veralto
VLTO
$23.7B
| $48.7M | 0.01% |
488,511
-20,586
| -4% | -$2.08M |
|
1434
PUT
Kraft Heinz
KHC
$30B
| $48.6M | 0.01% |
2,005,300
+33,200
| +2% | +$826K |
|
1435
PUT
Automatic Data Processing
ADP
$108B
| $48.6M | 0.01% |
189,000
+93,000
| +97% | +$24.8M |
|
1436
S&P Global
SPGI
$123B
| $48.6M | 0.01% |
93,021
-699,812
| -88% | -$346M |
|
1437
CALL
Howmet Aerospace
HWM
$115B
| $48.6M | 0.01% |
237,100
-88,800
| -27% | -$17.7M |
|
1438
Dow Inc
DOW
$22.4B
| $48.6M | 0.01% |
2,078,381
+375,391
| +22% | +$8.63M |
|
1439
PUT
Waste Management
WM
$90.2B
| $48.4M | 0.01% |
220,400
+63,100
| +40% | +$13.4M |
|
1440
Upstart Holdings
UPST
$2.99B
| $48.4M | 0.01% |
1,105,759
+809,601
| +273% | +$37.3M |
|
1441
NIO
NIO
$11.3B
| $48.1M | 0.01% |
9,436,364
+3,099,250
| +49% | +$19.1M |
|
|
BULL
1442
Webull Corp
BULL
$4.26B
| $48.1M | 0.01% |
6,192,635
+5,663,499
| +1,070% | +$56.9M |
|
1443
PUT
Caesars Entertainment
CZR
$6.05B
| $48.1M | 0.01% |
2,056,400
-409,800
| -17% | -$9.21M |
|
1444
PUT
Cadence Design Systems
CDNS
$89.8B
| $47.9M | 0.01% |
153,300
+16,000
| +12% | +$5.22M |
|
1445
CALL
Colgate-Palmolive
CL
$73.5B
| $47.8M | 0.01% |
605,200
+226,900
| +60% | +$17.8M |
|
1446
PUT
State Street SPDR S&P MIDCAP 400 ETF Trust
MDY
$27.3B
| $47.8M | 0.01% |
79,200
+62,000
| +360% | +$37.1M |
|
1447
CALL
American Electric Power
AEP
$68.4B
| $47.8M | 0.01% |
414,200
-51,900
| -11% | -$6.13M |
|
1448
CALL
Wheaton Precious Metals
WPM
$60.8B
| $47.7M | 0.01% |
406,300
-51,200
| -11% | -$5.48M |
|
1449
CALL
Global X Uranium ETF
URA
$6.3B
| $47.7M | 0.01% |
1,116,300
-173,300
| -13% | -$8.38M |
|
1450
CALL
Prologis
PLD
$134B
| $47.7M | 0.01% |
373,500
-47,200
| -11% | -$5.88M |
|
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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.