Ptc Therapeutics Inc. (PTCT): Camber Capital Management Adds 500,000 Shares to Its Position

Page 2 of 6 – SEC Filing

13G

CUSIP No.
69366J200

Page 2 of
6

 

1. Names of Reporting Persons. Camber Capital Management LLC 42-1693587
2. Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐
3. SEC Use Only
4. Citizenship or Place of Organization Massachusetts
Number of Shares    Beneficially    Owned by    Each Reporting    Person With:	5. Sole Voting Power 0 shares
	6. Shared Voting Power 2,000,000 shares
	7. Sole Dispositive Power 0 shares
	8. Shared Dispositive Power 2,000,000 shares
9. Aggregate Amount Beneficially Owned by Each Reporting Person Camber Capital Management LLC – 2,000,000 shares
10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares       ☐
11. Percent of Class Represented by Amount in Row (9) Camber Capital Management LLC – 5.84%
12. Type of Reporting Person Camber Capital Management LLC – 00 (Limited Liability Company)