Filing Details

Accession Number:
0001044321-10-000100
Form Type:
4
Zero Holdings:
No
Publication Time:
2010-03-26 13:00:00
Reporting Period:
2010-03-24
Filing Date:
2010-03-26
Accepted Time:
2010-03-26 15:12:21
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1024520 World Heart Corp WHRT Electromedical & Electrotherapeutic Apparatus (3845) 000000000
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1044321 M David Greenhouse & W Austin Marxe C/O Special Situations Funds
527 Madison Avenue, Suite 2600
New York NY 10022
Yes No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2010-03-24 24,000 $2.35 3,473,685 No 4 P Indirect By Limited Partnership
Common Stock Acquisiton 2010-03-25 6,200 $2.38 3,479,885 No 4 P Indirect By Limited Partnership
Common Stock Acquisiton 2010-03-25 10,000 $3.35 3,489,885 No 4 P Indirect By Limited Partnership
Common Stock Acquisiton 2010-03-25 300,000 $2.30 3,789,885 No 4 P Indirect By Limited Partnership
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect By Limited Partnership
No 4 P Indirect By Limited Partnership
No 4 P Indirect By Limited Partnership
No 4 P Indirect By Limited Partnership
Footnotes
  1. This is a joint filing by Austin W. Marxe (Marxe) and David M. Greenhouse (Greenhouse). They share voting and investment control over all securities owned by Special Situations Fund III QP, L.P (QP), Special Situations Cayman Fund, L.P. (Cayman), Special Situations Private Equity Fund, LP (PE) and Special Situations Life Sciences Fund, L.P. (LS). 1,635,386 shares of Common Stock are owned by QP, 593,998 shares of CS are owned by Cayman, 593,997 shares of CS are owned by PE and 284,923 shares of CS are owned by LS. Marxe individually owns 489,533 shares of CS and Greenhouse individually owns 192,048 shares of CS. The interest of Marxe and Greenhouse in the shares of Common Stock owned by QP, Cayman, PE, LS, Marxe and Greenhouse are limited to the extent of his pecuniary interest.