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Hudson Bay Capital Management

Hudson Bay Capital Management Portfolio holdings

AUM $29B
1-Year Est. Return 30.2%
This Fund
S&P 500
This Quarter Est. Return
+3.26%
1 Year Est. Return
+30.2%
3 Year Est. Return
+99.99%
5 Year Est. Return
+135.78%
10 Year Est. Return
+498.47%
AUM
$30.3B
AUM Growth
+$259M
Cap. Flow
+$4.21M
Cap. Flow %
0.01%
Top 10 Hldgs %
25.78%
Holding
1,635
New
443
Increased
264
Reduced
288
Closed
475

Top Buys

Rank Stock Value
1
PLTR icon
Palantir
PLTR
+$412M
2
MSFT icon
Microsoft
MSFT
+$384M
3
NFLX icon
Netflix
NFLX
+$293M
4
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$253M
5
AVGO icon
Broadcom
AVGO
+$190M

Top Sells

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$421M
2
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$172M
3
TSM icon
TSMC
TSM
+$149M
4
K
Kellanova
K
+$100M
5
UNH icon
UnitedHealth
UNH
+$86.3M

Sector Composition

Rank Sector Weight
1 Technology 14.06%
2 Financials 8.07%
3 Consumer Discretionary 6.89%
4 Healthcare 5.17%
5 Communication Services 4.66%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
LIN icon
126
PUT
Linde
LIN
$227B
$42.6M 0.14%
+100,000
New +$42.8M
ABNB icon
127
Airbnb
ABNB
$112B
$41.7M 0.14%
307,000
-201,574
-40% -$25.1M
C icon
128
Citigroup
C
$228B
$41.1M 0.14%
352,246
-92,753
-21% -$9.63M
FE icon
129
FirstEnergy
FE
$27.2B
$40.9M 0.13%
913,137
+80,000
+10% +$3.67M
C icon
130
CALL
Citigroup
C
$228B
$40.8M 0.13%
+350,000
New +$36.3M
VISN
131
Vistance Networks Inc
VISN
$2.68B
$40.6M 0.13%
2,237,746
-190,643
-8% -$3.29M
UDR icon
132
UDR
UDR
$12.1B
$40.4M 0.13%
1,100,339
+710,495
+182% +$25.3M
BMRN icon
133
BioMarin Pharmaceuticals
BMRN
$13.4B
$39.8M 0.13%
670,002
-23,892
-3% -$1.3M
CRCL
134
Circle Internet Group
CRCL
$17.9B
$39.6M 0.13%
500,000
+499,004
+50,101% +$51.6M
CRCL
135
PUT
Circle Internet Group
CRCL
$17.9B
$39.6M 0.13%
500,000
+150,000
+43% +$15.5M
QQQ icon
136
PUT
Invesco QQQ Trust
QQQ
$476B
$39.5M 0.13%
64,300
-746,200
-92% -$458M
FLY
137
Firefly Aerospace
FLY
$4.29B
$39.5M 0.13%
1,787,904
-23,907
-1% -$553K
BIIB icon
138
Biogen
BIIB
$30.4B
$39M 0.13%
221,860
-31,291
-12% -$5.11M
HOOD icon
139
Robinhood
HOOD
$83.8B
$39M 0.13%
344,978
-91,126
-21% -$11.9M
ETR icon
140
Entergy
ETR
$49.8B
$39M 0.13%
421,663
+91,068
+28% +$8.64M
AKR icon
141
Acadia Realty Trust
AKR
$2.81B
$38.8M 0.13%
1,888,022
-64,491
-3% -$1.29M
CAT icon
142
PUT
Caterpillar
CAT
$388B
$38.7M 0.13%
+67,500
New +$37.5M
MS icon
143
Morgan Stanley
MS
$339B
$38.5M 0.13%
216,874
+134,408
+163% +$22.4M
IONS icon
144
Ionis Pharmaceuticals
IONS
$9.3B
$37.6M 0.12%
475,000
-40,000
-8% -$3.01M
FR icon
145
First Industrial Realty Trust
FR
$8.37B
$37.4M 0.12%
652,741
+260,830
+67% +$14.6M
MRK icon
146
PUT
Merck
MRK
$323B
$36.8M 0.12%
350,000
-250,000
-42% -$23.5M
HOLX
147
DELISTED
Hologic
HOLX
$36.5M 0.12%
+490,000
New +$35.8M
BNTX icon
148
BioNTech
BNTX
$23.3B
$35.7M 0.12%
375,000
+169,996
+83% +$17.1M
CAT icon
149
Caterpillar
CAT
$388B
$35.2M 0.12%
61,500
+59,112
+2,475% +$32.9M
MAA icon
150
Mid-America Apartment Communities
MAA
$15.4B
$35.2M 0.12%
+253,231
New +$33.7M
4 5
6
7 8

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Hudson Bay Capital Management's Q4 2025 Portfolio in Review

As of Q4 2025, Hudson Bay Capital Management held 1,635 positions worth $30.3B, up 0.86% from $30.1B the previous quarter. Its ten largest holdings account for 26% of the portfolio.

Hudson Bay Capital Management's Q4 2025 filing shows 443 new, 264 increased, 288 reduced and 475 closed positions. Its largest new stake was Vertiv: 964,604 shares worth $156M. The largest sale was Amazon, an estimated $421M.

By sector, the portfolio is most concentrated in Technology at 14% of assets, up from 11% a quarter earlier, followed by Financials and Consumer Discretionary.

  • Hudson Bay Capital Management's largest Q4 2025 buy was Vertiv: 964,604 shares worth $156M.
  • Hudson Bay Capital Management added most to Palantir in Q4 2025, an estimated $412M increase.
  • Hudson Bay Capital Management's biggest Q4 2025 reduction was Amazon, cutting an estimated $421M.
  • Hudson Bay Capital Management fully exited Kellanova in Q4 2025, selling an estimated $100M.
  • Hudson Bay Capital Management's ten largest holdings make up 26% of its $30.3B portfolio in Q4 2025.
  • Hudson Bay Capital Management opened 443 new positions and closed 475 in Q4 2025.
  • Hudson Bay Capital Management's portfolio value rose 0.86% quarter-over-quarter to $30.3B.

Based on Hudson Bay Capital Management's 13F filing for Q4 2025, filed 13 Feb 2026.