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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
XGN icon
976
Exagen
XGN
$161M
$147K ﹤0.01%
+24,176
New +$220K
SVACW
977
DELISTED
Spring Valley Acquisition Corp III Warrant
SVACW
$145K ﹤0.01%
+233,333
New +$185K
ACHR.WS icon
978
Archer Aviation Redeemable Warrants
ACHR.WS
$23.9M
$143K ﹤0.01%
125,202
– –
CRBP icon
979
Corbus Pharmaceuticals
CRBP
$185M
$139K ﹤0.01%
+17,089
New +$211K
PLUG icon
980
CALL
Plug Power
PLUG
$3.2B
$138K ﹤0.01%
+70,000
New +$183K
SDHIR
981
Siddhi Acquisition Corp Right
SDHIR
$138K ﹤0.01%
550,000
– –
SMRT icon
982
SmartRent
SMRT
$284M
$136K ﹤0.01%
+67,200
New +$110K
FTCI icon
983
FTC Solar
FTCI
$43.5M
$135K ﹤0.01%
+12,347
New +$113K
XFOR icon
984
X4 Pharmaceuticals
XFOR
$444M
$129K ﹤0.01%
+32,239
New +$117K
RLMD icon
985
Relmada Therapeutics
RLMD
$502M
$127K ﹤0.01%
+26,247
New +$87.9K
LCTX icon
986
Lineage Cell Therapeutics
LCTX
$278M
$124K ﹤0.01%
+74,447
New +$129K
RCKT icon
987
Rocket Pharmaceuticals
RCKT
$380M
$123K ﹤0.01%
35,000
+300
+0.9% +$1.03K
OPENL
988
Opendoor Technologies Inc Series A Warrants
OPENL
$4.96M
$122K ﹤0.01%
+234,929
New +$201K
OTGAW
989
OTG Acquisition Corp I Warrants
OTGAW
$121K ﹤0.01%
+376,750
New +$126K
RDNW
990
RideNow Group
RDNW
$240M
$118K ﹤0.01%
+21,365
New +$99.8K
BNC
991
CEA Industries
BNC
$99.6M
$116K ﹤0.01%
+18,058
New +$127K
LXRX icon
992
Lexicon Pharmaceuticals
LXRX
$1.07B
$116K ﹤0.01%
+100,532
New +$138K
RUMBW
993
RUM Group Inc Warrant
RUMBW
$14.6M
$114K ﹤0.01%
58,593
+8,555
+17% +$18.2K
APXTW
994
Apex Treasury Corp Warrants
APXTW
$5.86M
$113K ﹤0.01%
+406,780
New +$124K
CEPT
995
DELISTED
Cantor Equity Partners II
CEPT
$113K ﹤0.01%
10,000
-40,000
-80% -$451K
BCARW
996
D. Boral ARC Acquisition I Corp Warrant
BCARW
$5.95M
$112K ﹤0.01%
307,726
-142,274
-32% -$49.1K
LKSPR
997
Lake Superior Acquisition Corp Rights
LKSPR
$112K ﹤0.01%
+60,000
New +$106K
CRAQR
998
Cal Redwood Acquisition Corp Right
CRAQR
$111K ﹤0.01%
368,363
– –
RDZN icon
999
Roadzen
RDZN
$111M
$109K ﹤0.01%
+45,368
New +$69.6K
TVACW
1000
Texas Ventures Acquisition III Corp Warrants
TVACW
$109K ﹤0.01%
121,250
-250,000
-67% -$292K
38 39
40
41 42

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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.