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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
PHLT
1576
DELISTED
Performant Healthcare Inc
PHLT
– –
-12,370
Closed -$95.6K
GSRT
1577
DELISTED
GSR III Acquisition Corp
GSRT
– –
-109,068
Closed -$1.13M
ASPC
1578
A SPAC III Acquisition Corp
ASPC
$24.7M
– –
-200,000
Closed -$2.07M
MTSR
1579
DELISTED
Metsera Inc
MTSR
– –
-323,836
Closed -$16.9M
STRK
1580
Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock
STRK
$498M
– –
-212,231
Closed -$19.4M
USARW
1581
DELISTED
USA Rare Earth Inc Warrant
USARW
– –
-1,176,622
Closed -$8.49M
CRWV
1582
CALL
CoreWeave
CRWV
$48.6B
– –
-90,000
Closed -$12.3M
CRWV
1583
CoreWeave
CRWV
$48.6B
– –
-133,071
Closed -$18.2M
CRWV
1584
PUT
CoreWeave
CRWV
$48.6B
– –
-130,000
Closed -$17.8M
DEFT
1585
Defi Technologies
DEFT
$181M
– –
-17,581
Closed -$36K
CHACR
1586
DELISTED
Crane Harbor Acquistion Corp Rights
CHACR
– –
-450,000
Closed -$144K
CHAC
1587
DELISTED
Crane Harbor Acquisition Corp
CHAC
– –
-450,000
Closed -$4.56M
COPL.WS
1588
Copley Acquisition Corp Warrants
COPL.WS
– –
-250,000
Closed -$47.5K
FACWW
1589
Factorial Energy Inc Warrant
FACWW
$11.9M
– –
-121,979
Closed -$30.5K
HBNB
1590
Hotel101 Global Holdings
HBNB
$1.25B
– –
-20,000
Closed -$62.2K
BLUWW
1591
Blue Water Acquisition Corp III Warrant
BLUWW
– –
-325,000
Closed -$46.1K
BACC
1592
Blue Acquisition Corp
BACC
$293M
– –
-375,000
Closed -$3.75M
HTFL
1593
Heartflow Inc
HTFL
$2.54B
– –
-8,560
Closed -$288K
SSEAU
1594
Starry Sea Acquisition Corp Unit
SSEAU
– –
-250,000
Closed -$2.54M
HVMCU
1595
Highview Merger Corp Units
HVMCU
– –
-750,000
Closed -$7.59M
MKLYU
1596
McKinley Acquisition Corp Units
MKLYU
$158M
– –
-300,000
Closed -$3M
BLSH
1597
Bullish
BLSH
$3.72B
– –
-90,834
Closed -$5.78M
MBVIU
1598
M3-Brigade Acquisition VI Corp Units
MBVIU
– –
-550,000
Closed -$5.57M
GSRFU
1599
GSR IV Acquisition Corp Units
GSRFU
– –
-900,000
Closed -$9.12M
SVACU
1600
DELISTED
Spring Valley Acquisition Corp III Unit
SVACU
– –
-700,000
Closed -$7.28M
61 62 63
64
65

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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.