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Camber Capital Management 13F Portfolio

Portfolio Manager
Camber Capital Management Lp
Performance
-1.02% (2025 Q2)
AUM (13F)
$1.07B
# of Holdings
25
Performance Rank
Allocation (Top 20)
97.85%
Latest filing
Q2 2025

Camber Capital Management Lp Holdings Map

Top 25 Camber Capital Management Lp Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
SPY
SPDR S&P 500 ETF TR
29%500.0K$308.9M
-66.67%(-1.00M)
2024-Q2: 1.75M shares2024-Q3: 1.00M shares2024-Q4: 2.50M shares2025-Q1: 1.50M shares2025-Q2: 500.0K sharesโ€”2025-06-30
ZBH
ZIMMER BIOMET HOLDINGS INC
8.56%1.00M$91.2M
-55.56%(-1.25M)
2024-Q2: 1.93M shares2024-Q3: 2.50M shares2024-Q4: 1.60M shares2025-Q1: 2.25M shares2025-Q2: 1.00M sharesโ€”2025-06-30
BAX
BAXTER INTL INC
8.1%2.85M$86.3M
-50.43%(-2.90M)
2024-Q2: 5.50M shares2024-Q3: 6.50M shares2024-Q4: 4.63M shares2025-Q1: 5.75M shares2025-Q2: 2.85M sharesโ€”2025-06-30
HUM
HUMANA INC
6.89%300.0K$73.3M
-58.62%(-425.00K)
2024-Q2: 400.0K shares2024-Q3: 200.0K shares2024-Q4: 650.0K shares2025-Q1: 725.0K shares2025-Q2: 300.0K sharesโ€”2025-06-30
CVS
CVS HEALTH CORP
6.8%1.05M$72.4M
-53.33%(-1.20M)
2024-Q2: 1.50M shares2024-Q3: 1.50M shares2024-Q4: 3.00M shares2025-Q1: 2.25M shares2025-Q2: 1.05M sharesโ€”2025-06-30
GMED
GLOBUS MED INC
4.43%800.0K$47.2M
-36.00%(-450.00K)
2024-Q2: 2.50M shares2024-Q3: 2.15M shares2024-Q4: 1.23M shares2025-Q1: 1.25M shares2025-Q2: 800.0K sharesโ€”2025-06-30
ICLR
ICON PLC
4.1%300.0K$43.6Mnew2025-Q2: 300.0K sharesโ€”2025-06-30
ASND
ASCENDIS PHARMA A/S
4.05%250.0K$43.1M
-28.57%(-100.00K)
2023-Q4: 165.0K shares2024-Q3: 700.0K shares2024-Q4: 800.0K shares2025-Q1: 350.0K shares2025-Q2: 250.0K sharesโ€”2025-06-30
MRK
MERCK & CO INC
3.72%500.0K$39.6M
-66.67%(-1.00M)
2022-Q3: 1.50M shares2025-Q2: 500.0K sharesโ€”2025-06-30
GSK
GSK PLC
3.6%1.00M$38.4M
+0.00%(+0)
2024-Q2: 2.67M shares2024-Q3: 3.00M shares2024-Q4: 7.50M shares2025-Q1: 1.00M shares2025-Q2: 1.00M sharesโ€”2025-06-30

About Camber Capital Management Lpโ€™s portfolio

Camber Capital Management Lp reports $1.07B in US-listed equity holdings across 25 positions in its most recent 13F filing. Its largest disclosed positions are SPY (29.0%), ZBH (8.6%) and BAX (8.1%). The top 20 holdings account for 97.85% of reported assets. Its disclosed equity book has returned +32.05% cumulatively over 11 quarters. Figures reflect the Q2 2025 filing.

Portfolio concentration

Portfolio concentration
SPY โ€” 29.0% ($308.93M)ZBH โ€” 8.6% ($91.21M)BAX โ€” 8.1% ($86.30M)HUM โ€” 6.9% ($73.34M)CVS โ€” 6.8% ($72.43M)GMED โ€” 4.4% ($47.22M)ICLR โ€” 4.1% ($43.63M)ASND โ€” 4.1% ($43.15M)MRK โ€” 3.7% ($39.58M)GSK โ€” 3.6% ($38.40M)Other โ€” 20.8% ($221.04M)
79%in top 10
  • SPY29.0%
  • ZBH8.6%
  • BAX8.1%
  • HUM6.9%
  • CVS6.8%
  • GMED4.4%
  • ICLR4.1%
  • ASND4.1%
  • MRK3.7%
  • GSK3.6%
  • Other20.8%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
3
ICLRICON PLC4.1%
UNHUNITEDHEALTH GROUP INC2.9%
APLSAPELLIS PHARMACEUTICALS INC1.4%
Added to
1
BMRNBIOMARIN PHARMACEUTICAL INC+20.0%
Trimmed
18
SPYSPDR S&P 500 ETF TR-66.7%
PFEPFIZER INC-83.9%
ZBHZIMMER BIOMET HOLDINGS INC-55.6%
HUMHUMANA INC-58.6%
+14 more

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Source filings

Holdings on this page are parsed from Camber Capital Management Lpโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1444043). View Camber Capital Management Lpโ€™s 13F filings on SEC

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