Filing Details

Accession Number:
0001044321-10-000208
Form Type:
4
Zero Holdings:
No
Publication Time:
2010-12-14 16:06:59
Reporting Period:
2010-12-10
Filing Date:
2010-12-14
Accepted Time:
2010-12-14 16:06:59
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
No 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 2010-12-10 442,863 $1.98 6,753,443 No 4 P Indirect By Limited Partnerships
Common Stock Acquisiton 2010-12-13 12,289 $1.98 6,765,732 No 4 P Indirect By Limited Partnerships
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect By Limited Partnerships
No 4 P Indirect By Limited Partnerships
Footnotes
  1. This is a weighted average price.
  2. 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). 2,178,712 shares of Common Stock are owned by QP, 790,719 shares of CS are owned by Cayman, 790,718 shares of CS are owned by PE and 1,678,249 shares of CS are owned by LS. Marxe individually owns 1,015,286 shares of CS and Greenhouse individually owns 312,048 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.