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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
HST icon
1326
Host Hotels & Resorts
HST
$15.3B
– –
-429,699
Closed -$7.31M
HST icon
1327
PUT
Host Hotels & Resorts
HST
$15.3B
– –
-212,500
Closed -$3.62M
HUBB icon
1328
Hubbell
HUBB
$27.5B
– –
-11,238
Closed -$4.84M
HUN icon
1329
PUT
Huntsman Corp
HUN
$1.83B
– –
-150,000
Closed -$1.35M
IAG icon
1330
IAMGOLD
IAG
$10.4B
– –
-40,189
Closed -$519K
IBIT icon
1331
CALL
iShares Bitcoin Trust
IBIT
$47.2B
– –
-1,161,500
Closed -$75.5M
IBM icon
1332
IBM
IBM
$225B
– –
-1,069
Closed -$302K
IDCC icon
1333
InterDigital
IDCC
$8.72B
– –
-270
Closed -$93.2K
IGV icon
1334
PUT
iShares Expanded Tech-Software Sector ETF
IGV
$14.9B
– –
-140,200
Closed -$16.1M
IMVT icon
1335
Immunovant
IMVT
$8.45B
– –
-92,500
Closed -$1.49M
INTU icon
1336
Intuit
INTU
$92B
– –
-512
Closed -$350K
IOT icon
1337
Samsara
IOT
$23.5B
– –
-135,379
Closed -$5.04M
IP icon
1338
International Paper
IP
$22.1B
– –
-107,714
Closed -$4.43M
IR icon
1339
Ingersoll Rand
IR
$33B
– –
-18,553
Closed -$1.53M
IRM icon
1340
Iron Mountain
IRM
$36.4B
– –
-80,657
Closed -$8.22M
IRON icon
1341
Disc Medicine
IRON
$3.12B
– –
-102,185
Closed -$6.75M
IT icon
1342
Gartner
IT
$11.8B
– –
-950
Closed -$250K
ITB icon
1343
PUT
iShares US Home Construction ETF
ITB
$2.4B
– –
-50,000
Closed -$5.36M
IYT icon
1344
iShares US Transportation ETF
IYT
$2.27B
– –
-98,422
Closed -$7.06M
J icon
1345
Jacobs Solutions
J
$17.3B
– –
-2,294
Closed -$344K
JD icon
1346
JD.com
JD
$43.1B
– –
-57,242
Closed -$2M
JHX icon
1347
CALL
James Hardie Industries
JHX
$18B
– –
-160,000
Closed -$3.07M
JPM icon
1348
CALL
JPMorgan Chase
JPM
$962B
– –
-25,000
Closed -$7.89M
JPM icon
1349
PUT
JPMorgan Chase
JPM
$962B
– –
-25,000
Closed -$7.89M
K
1350
CALL
DELISTED
Kellanova
K
– –
-800
Closed -$65.6K
52 53
54
55 56

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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.