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 | |
|---|---|---|---|---|---|---|
8426
WisdomTree Bitcoin Fund
BTCW
$139M
| $628K | ﹤0.01% |
6,780
+4,757
| +235% | +$504K |
|
8427
CALL
Atmus Filtration Technologies
ATMU
$4.17B
| $628K | ﹤0.01% |
12,100
-6,200
| -34% | -$300K |
|
8428
CALL
Innoviva
INVA
$1.51B
| $628K | ﹤0.01% |
+31,400
| New | +$613K |
|
8429
CALL
iShares GSCI Commodity Dynamic Roll Strategy ETF
COMT
$1.26B
| $627K | ﹤0.01% |
25,200
+3,600
| +17% | +$95.2K |
|
|
MTA
8430
Metalla Royalty & Streaming
MTA
$930M
| $627K | ﹤0.01% |
80,620
-369,239
| -82% | -$2.66M |
|
8431
CALL
Domo
DOMO
$179M
| $627K | ﹤0.01% |
74,400
-117,200
| -61% | -$1.38M |
|
8432
VTEX
VTEX
$584M
| $627K | ﹤0.01% |
166,800
-845,425
| -84% | -$3.47M |
|
8433
Quanterix
QTRX
$138M
| $627K | ﹤0.01% |
98,572
+15,391
| +19% | +$95.6K |
|
|
NEWP
8434
New Pacific Metals
NEWP
$1.23B
| $627K | ﹤0.01% |
178,561
-34,697
| -16% | -$95K |
|
|
RYZ
8435
Ryerson Holding Corp
RYZ
$1.52B
| $627K | ﹤0.01% |
24,902
-20,470
| -45% | -$471K |
|
8436
ActivePassive Core Bond ETF
APCB
$1.01B
| $626K | ﹤0.01% |
21,129
-59,484
| -74% | -$1.78M |
|
8437
CALL
Procure Space ETF
UFO
$634M
| $626K | ﹤0.01% |
+16,200
| New | +$593K |
|
8438
WisdomTree US SmallCap Quality Growth Fund
QSML
$12.2M
| $626K | ﹤0.01% |
21,750
+2,660
| +14% | +$75.7K |
|
|
GEVX
8439
CALL
Tradr 2X Long GEV Daily ETF
GEVX
$38.8M
| $626K | ﹤0.01% |
60,600
-600
| -1% | -$5.74K |
|
8440
CALL
Xponential Fitness
XPOF
$215M
| $625K | ﹤0.01% |
76,000
-100,500
| -57% | -$714K |
|
8441
InfuSystem Holdings
INFU
$242M
| $625K | ﹤0.01% |
69,716
-98,987
| -59% | -$947K |
|
8442
CALL
Bausch + Lomb
BLCO
$6.07B
| $625K | ﹤0.01% |
36,600
-155,100
| -81% | -$2.46M |
|
8443
John Marshall Bancorp
JMSB
$326M
| $625K | ﹤0.01% |
31,260
+10,922
| +54% | +$215K |
|
8444
CALL
Spire Global
SPIR
$558M
| $625K | ﹤0.01% |
83,300
+7,400
| +10% | +$72.4K |
|
8445
CALL
GrafTech
EAF
$192M
| $625K | ﹤0.01% |
40,270
+22,030
| +121% | +$335K |
|
8446
CALL
Tandem Diabetes Care
TNDM
$1.55B
| $624K | ﹤0.01% |
28,400
-16,600
| -37% | -$300K |
|
8447
PUT
Capital Group Dividend Value ETF
CGDV
$38.8B
| $624K | ﹤0.01% |
14,300
+5,600
| +64% | +$240K |
|
8448
PUT
RPM International
RPM
$14.3B
| $624K | ﹤0.01% |
6,000
-3,600
| -38% | -$390K |
|
8449
PUT
Trinity Industries
TRN
$2.38B
| $624K | ﹤0.01% |
23,600
-43,100
| -65% | -$1.17M |
|
|
CCAQ
8450
Collective Acquisition Corp
CCAQ
$213M
| $624K | ﹤0.01% |
+61,228
| New | +$623K |
|
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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.