QuantumSi orporated

Charles R Kummeth bought 500,000 shares of QSI on 5 March. They now own 855,000 QSI shares, or a 141% holding increase.

Paula Dowdy bought 109,890 shares of QSI on 5 March. They now own 269,107 QSI shares, or a 69% holding increase.

Charles R Kummeth bought 138,900 shares of QSI on 9 August. They now own 323,900 QSI shares, or a 75% holding increase.

Jeffry R Keyes bought 50,000 shares of QSI on 9 August. They now own 446,820 QSI shares, or a 13% holding increase.

Charles R Kummeth bought 31,100 shares of QSI on 12 August. They now own 355,000 QSI shares, or a 10% holding increase.

Hawkins Jeffrey Alan bought 25,000 shares of QSI on 14 March. They now own 25,000 QSI shares, or a Infinity% holding increase.

Lapointe Christian bought 10,000 shares of QSI on 15 March. They now own 257,693 QSI shares, or a 4% holding increase.

Keyes Jeffry R. bought 50,000 shares of QSI on 5 March. They now own 50,000 QSI shares, or a Infinity% holding increase.