| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF | 20,000COMMON STOCK | — | Buy | |
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| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF | 16,634COMMON STOCK | — | Buy | |
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| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF | 2,700COMMON STOCK | — | Buy | |
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| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF | 2,220COMMON STOCK | — | Buy | |
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| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF | 685COMMON STOCK | — | Buy | |
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| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF | 5,000COMMON STOCK | — | Buy | |
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| ARMEN GARO H | EXEC. CHAIR & PRINCIPAL OFF. | 26,291COMMON STOCK | — | Buy | |
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| WRIGHT TIMOTHY R | Director | 21,250PTIX Common stock Options | — | Grant / award | |
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| ARMEN GARO H | Executive Chairman | 250,000PTIX Common stock Options | — | Grant / award | |
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| Arrow Alexander K. | Chief Financial Officer | 100,000PTIX Common stock Options | — | Grant / award | |
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