Top Institutional Investors

Hudson Bay Capital Management LP — 13F Holdings & Portfolio

CIK 1393825 · latest 13F-HR filed 2026-05-13

Backtest portfolio

Hudson Bay Capital Management LP manages $28.98B in 13F-reported U.S. long-equity assets across 1,607 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NVDA (4.12%), TSLA (3.12%), NVDA (3.07%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 504 new positions, exited 264, added to 245, and trimmed 355.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$28.98B

Long-equity book

Holdings

1,607

Distinct positions

Period

2026-03-31

Filed 2026-05-13

Q/Q Activity

+504 / −264 / ↑245 / ↓355

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • APPLE INC$193.7M +59.8%
  • ECHOSTAR CORP$193.4M +69.9%
  • TAIWAN SEMICONDUCTOR MANUFAC$177.3M +273.4%
  • WARNER BROS DISCOVERY INC$130.3M +10002.0%
  • ORACLE CORP$119.9M +2945.7%
Show all 245 →

Top Trims

  • ALPHABET INC-$224.0M -71.4%
  • ADVANCED MICRO DEVICES INC-$173.1M -34.4%
  • COSTCO WHOLESALE CORPORATION-$165.2M -95.8%
  • VERTIV HOLDINGS CO-$154.5M -98.9%
  • BP PLC-$149.1M -95.4%
Show all 355 →

New Positions

  • UNITEDHEALTH GROUP INC$189.4M
  • MICRON TECHNOLOGY INC$168.9M
  • PENUMBRA INC$114.6M
  • INTEGER HLDGS CORP$88.0M
  • WEBSTER FINL CORP$83.3M
Show all 504 →

Exited Positions

  • CYBERARK SOFTWARE LTD$231.9M
  • EXACT SCIENCES CORP$113.3M
  • SERVICENOW INC$71.2M
  • PAYPAL HLDGS INC$69.9M
  • CENTENE CORP DEL$66.9M
Show all 264 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 NVIDIA CORPORATION Put NVDA 67066G104 $1.20B 4.12% 6,852,500 SH
2 TESLA INC Put TSLA 88160R101 $903.4M 3.12% 2,430,000 SH
3 NVIDIA CORPORATION NVDA 67066G104 $890.0M 3.07% 5,103,490 SH
4 AMAZON COM INC Put AMZN 023135106 $887.2M 3.06% 4,260,000 SH
5 ISHARES TR Put IWM 464287655 $872.3M 3.01% 3,517,200 SH
6 TESLA INC TSLA 88160R101 $700.4M 2.42% 1,884,103 SH
7 AMAZON COM INC AMZN 023135106 $597.5M 2.06% 2,868,988 SH
8 PALANTIR TECHNOLOGIES INC Put PLTR 69608A108 $585.1M 2.02% 4,000,000 SH
9 NETFLIX INC. Put NFLX 64110L106 $567.3M 1.96% 5,900,000 SH
10 STATE STR SPDR S&P 500 ETF T Put SPY 78462F103 $561.9M 1.94% 864,000 SH
11 APPLE INC Put AAPL 037833100 $533.0M 1.84% 2,100,000 SH
12 ADVANCED MICRO DEVICES INC Put AMD 007903107 $489.8M 1.69% 2,407,500 SH
13 APPLE INC AAPL 037833100 $489.2M 1.69% 1,927,431 SH
14 ECHOSTAR CORP — 278768AB2 $469.9M 1.62% 131,204,072 PRN
15 FLAGSTAR BANK NATIONAL ASSOC FLG 649445400 $456.9M 1.58% 34,689,439 SH
16 NETFLIX INC. NFLX 64110L106 $440.4M 1.52% 4,580,769 SH
17 PALANTIR TECHNOLOGIES INC PLTR 69608A108 $387.2M 1.34% 2,647,320 SH
18 BERKSHIRE HATHAWAY INC DEL Put BRK.B 084670702 $383.4M 1.32% 800,000 SH
19 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $366.7M 1.27% 765,266 SH
20 ADVANCED MICRO DEVICES INC AMD 007903107 $330.1M 1.14% 1,622,800 SH
21 PG&E CORP PCG 69331CAL2 $274.5M 0.95% 263,895,000 PRN
22 MICROSOFT CORP Put MSFT 594918104 $268.4M 0.93% 725,000 SH
23 TRANSOCEAN INC — 893830BW8 $265.9M 0.92% 131,243,000 PRN
24 MICROSOFT CORP MSFT 594918104 $265.2M 0.92% 716,480 SH
25 ISHARES TR Put HYG 464288513 $238.7M 0.82% 3,000,000 SH
26 TAIWAN SEMICONDUCTOR MANUFAC Put TSM 874039100 $226.4M 0.78% 670,000 SH
27 TAIWAN SEMICONDUCTOR MANUFAC TSM 874039100 $223.3M 0.77% 660,772 SH
28 DOLLAR TREE INC Put DLTR 256746108 $219.0M 0.76% 2,000,000 SH
29 NVIDIA CORPORATION Call NVDA 67066G104 $191.8M 0.66% 1,100,000 SH
30 UNITEDHEALTH GROUP INC Put UNH 91324P102 $189.4M 0.65% 700,000 SH
31 UNITEDHEALTH GROUP INC UNH 91324P102 $189.4M 0.65% 700,000 SH
32 SPDR GOLD TR Put GLD 78463V107 $173.6M 0.60% 403,400 SH
33 MICRON TECHNOLOGY INC Put MU 595112103 $168.9M 0.58% 500,000 SH
34 MICRON TECHNOLOGY INC MU 595112103 $168.9M 0.58% 500,000 SH
35 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $164.9M 0.57% 253,545 SH
36 BOFA FIN LLC — 09709UV70 $156.3M 0.54% 130,308,000 PRN
37 BROADCOM INC Put AVGO 11135F101 $154.8M 0.53% 500,000 SH
38 BROADCOM INC AVGO 11135F101 $154.8M 0.53% 500,000 SH
39 AMAZON COM INC Call AMZN 023135106 $151.1M 0.52% 725,400 SH
40 ALIBABA GROUP HLDG LTD BABAF 01609WBG6 $140.3M 0.48% 101,000,000 PRN
41 UNITI GROUP LLC UNIT 91325VAB4 $136.4M 0.47% 117,120,000 PRN
42 ELECTRONIC ARTS INC Put EA 285512109 $133.9M 0.46% 657,000 SH
43 ORACLE CORP Put ORCL 68389X105 $133.9M 0.46% 910,000 SH
44 SHOPIFY INC Put SHOP 82509L107 $130.5M 0.45% 1,100,000 SH
45 ALIBABA GROUP HLDG LTD BABAF 01609WBG6 $129.9M 0.45% 93,500,000 PRN
46 ELECTRONIC ARTS INC EA 285512109 $128.2M 0.44% 628,687 SH
47 ISHARES BITCOIN TRUST ETF Put IBIT 46438F101 $126.9M 0.44% 3,302,600 SH
48 INVESCO QQQ TR Call QQQ 46090E103 $124.0M 0.43% 214,900 SH
49 DOLLAR TREE INC DLTR 256746108 $123.6M 0.43% 1,129,000 SH
50 SHOPIFY INC SHOP 82509L107 $112.7M 0.39% 950,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-13 $28.98B 1,607 0001393825-26-000041
2025-12-31 2026-02-13 $30.34B 1,279 0001393825-26-000021
2025-09-30 2025-12-15 $30.08B 1,517 0001393825-25-000093