Ideal Power Inc. — Director's Dealing 2013

Dec 4, 2013

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Ideal Power Inc. (IPWR)
CIK: 0001507957
Period of Report: 2013-11-22

Reporting Person: MARXE AUSTIN W & GREENHOUSE DAVID M (10% Owner)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1146935	Indirect

Footnotes

F1: 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, LP (QP), Special Situations Cayman Fund, L.P. (Cayman), Special Situations Technology Fund, LP (Tech) and Special Situations Technology Fund II, L.P. (Tech 2), respectively 576,819 shares of Common Stock are held by QP, 167,684 shares of Common Stock are held by Cayman, 59,963 shares of Common Stock are held by Tech and 342,469 shares of Common Stock are held by Tech 2). The interest of Marxe and Greenhouse in the shares of Common Stock owned by QP, Cayman, Tech and Tech 2 is limited to the extent of his pecuniary interest.