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 | |
|---|---|---|---|---|---|---|
9551
Gogo Inc
GOGO
$383M
| $390K | ﹤0.01% |
83,659
+49,578
| +145% | +$363K |
|
9552
CALL
Avantor
AVTR
$9.24B
| $390K | ﹤0.01% |
34,000
-30,800
| -48% | -$379K |
|
9553
Sierra Bancorp
BSRR
$532M
| $389K | ﹤0.01% |
+11,917
| New | +$360K |
|
9554
CALL
Sabre
SABR
$900M
| $389K | ﹤0.01% |
286,300
-606,300
| -68% | -$1.04M |
|
9555
CervoMed
CRVO
$41.3M
| $389K | ﹤0.01% |
49,250
+18,740
| +61% | +$151K |
|
|
VWAV
9556
PUT
VisionWave Holdings
VWAV
$52.7M
| $389K | ﹤0.01% |
42,000
+28,600
| +213% | +$298K |
|
|
BLOX
9557
Nicholas Crypto Income ETF
BLOX
$280M
| $388K | ﹤0.01% |
22,195
+5,734
| +35% | +$126K |
|
9558
PUT
Pembina Pipeline
PBA
$28.7B
| $388K | ﹤0.01% |
10,200
+4,500
| +79% | +$173K |
|
|
CIFU
9559
T-REX 2X Long CIFR Daily Target ETF
CIFU
$9.66M
| $388K | ﹤0.01% |
+17,636
| New | +$560K |
|
|
SPMC
9560
Sound Point Meridian Capital
SPMC
$201M
| $388K | ﹤0.01% |
28,227
+12,836
| +83% | +$199K |
|
9561
YieldMax GOOGL Option Income Strategy ETF
GOOY
$231M
| $388K | ﹤0.01% |
26,563
+4,050
| +18% | +$58.5K |
|
9562
Neuberger Small-Mid Cap ETF
NBSM
$120M
| $388K | ﹤0.01% |
15,361
+2,055
| +15% | +$52.1K |
|
|
MANI
9563
Man Active Income ETF
MANI
$21.8M
| $388K | ﹤0.01% |
+15,523
| New | +$393K |
|
|
SHCO
9564
DELISTED
Soho House & Co
SHCO
| $388K | ﹤0.01% |
43,258
| – | – |
|
|
9565
PUT
Gogo Inc
GOGO
$383M
| $387K | ﹤0.01% |
83,100
-21,400
| -20% | -$157K |
|
9566
PUT
Natural Gas Services Group
NGS
$490M
| $387K | ﹤0.01% |
+11,500
| New | +$343K |
|
9567
PUT
iShares Russell 3000 ETF
IWV
$20.5B
| $387K | ﹤0.01% |
+1,000
| New | +$384K |
|
|
SLI
9568
PUT
Standard Lithium
SLI
$587M
| $387K | ﹤0.01% |
86,500
+19,200
| +29% | +$81.3K |
|
9569
IQ Winslow Focused Large Cap Growth ETF
IWFG
$61.5M
| $386K | ﹤0.01% |
7,225
+664
| +10% | +$35.7K |
|
|
GRVY
9570
GRAVITY
GRVY
$489M
| $386K | ﹤0.01% |
6,675
+2,860
| +75% | +$166K |
|
9571
CALL
Carlyle Secured Lending
CGBD
$781M
| $386K | ﹤0.01% |
30,900
-16,300
| -35% | -$203K |
|
|
SUPV
9572
Grupo Supervielle
SUPV
$705M
| $386K | ﹤0.01% |
32,642
-231,569
| -88% | -$2.26M |
|
9573
PGIM Short Duration Multi-Sector Bond ETF
PSDM
$223M
| $386K | ﹤0.01% |
7,496
-17,134
| -70% | -$883K |
|
9574
CALL
Vanguard Intermediate-Term Corporate Bond ETF
VCIT
$67.6B
| $385K | ﹤0.01% |
4,600
-9,100
| -66% | -$765K |
|
9575
PUT
Upexi
UPXI
$54.9M
| $385K | ﹤0.01% |
229,200
-73,400
| -24% | -$277K |
|
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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.