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OBERWEIS ASSET MANAGEMENT INC
> MRM
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 12/31/2009 | MERRIMAC INDUSTRIES INC | MRM | 246,600 | 58,900 | 3,926,000 | 2,481,000 | $15.92 |
| 09/30/2009 | MERRIMAC INDUSTRIES INC | MRM | 187,700 | 19,300 | 1,445,000 | 19,000 | $7.70 |
| 06/30/2009 | MERRIMAC INDUSTRIES INC | MRM | 168,400 | 168,400 | 1,426,000 | 1,426,000 | $8.47 |
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