One Stop Systems, Inc.

Knowles Michael sold 8,621 shares of OSS on 15 August. They now own 590,141 OSS shares.

Knowles Michael sold 8,621 shares of OSS on 7 August. They now own 598,762 OSS shares.

Gabel Daniel G. sold 3,832 shares of OSS on 7 August. They now own 150,064 OSS shares.

Knowles Michael sold 19,675 shares of OSS on 5 June. They now own 607,383 OSS shares.

Matz Gregory W sold 8,000 shares of OSS on 26 May. They now own 78,914 OSS shares.

Bassett David George sold 8,000 shares of OSS on 26 May. They now own 24,984 OSS shares.

Herbets Mitchell H sold 5,000 shares of OSS on 26 May. They now own 48,984 OSS shares.

Matz Gregory W bought 11,984 shares of OSS on 20 May. They now own 86,914 OSS shares.

Herbets Mitchell H bought 11,984 shares of OSS on 20 May. They now own 53,984 OSS shares.

Bassett David George bought 11,984 shares of OSS on 20 May. They now own 32,984 OSS shares.

Dumont Michael J. bought 11,984 shares of OSS on 20 May. They now own 119,833 OSS shares.

Gabel Daniel G. sold 1,613 shares of OSS on 11 May. They now own 153,896 OSS shares.

Ison James sold 4,263 shares of OSS on 15 February. They now own 141,907 OSS shares.

Knowles Michael sold 6,650 shares of OSS on 15 February. They now own 648,058 OSS shares.

Ison James bought 4,263 shares of OSS on 15 February. They now own 231,148 OSS shares.

Ison James sold 3,120 shares of OSS on 15 February. They now own 146,170 OSS shares.

Knowles Michael bought 101,862 shares of OSS on 7 February. They now own 668,006 OSS shares.

Ison James bought 8,213 shares of OSS on 7 February. They now own 226,885 OSS shares.

Ison James sold 6,546 shares of OSS on 7 February. They now own 149,290 OSS shares.

Gabel Daniel G. bought 55,239 shares of OSS on 7 February. They now own 163,308 OSS shares.

Knowles Michael sold 13,298 shares of OSS on 7 February. They now own 654,708 OSS shares.

Gabel Daniel G. sold 7,799 shares of OSS on 7 February. They now own 155,509 OSS shares.

Ison James bought 34,313 shares of OSS on 7 February. They now own 155,836 OSS shares.

Ison James sold 8,213 shares of OSS on 7 February. They now own 141,077 OSS shares.

Gabel Daniel G. sold 3,215 shares of OSS on 31 December. They now own 108,069 OSS shares.

Knowles Michael sold 19,075 shares of OSS on 31 December. They now own 566,144 OSS shares.

Ison James sold 3,113 shares of OSS on 20 August. They now own 125,794 OSS shares.

Ison James bought 4,271 shares of OSS on 20 August. They now own 218,672 OSS shares.

Knowles Michael sold 8,359 shares of OSS on 20 August. They now own 585,219 OSS shares.

Ison James sold 4,271 shares of OSS on 20 August. They now own 121,523 OSS shares.

Knowles Michael sold 19,075 shares of OSS on 5 June. They now own 593,578 OSS shares.

Dumont Michael J. bought 21,000 shares of OSS on 21 May. They now own 21,000 OSS shares.

Herbets Mitchell H bought 21,000 shares of OSS on 21 May. They now own 42,000 OSS shares.

Matz Gregory W bought 21,000 shares of OSS on 21 May. They now own 74,930 OSS shares.

Bassett David George bought 21,000 shares of OSS on 21 May. They now own 21,000 OSS shares.

Knowles Michael bought 0 shares of OSS on 21 May. They now own 591,653 OSS shares.

Knowles Michael bought 21,000 shares of OSS on 21 May. They now own 612,653 OSS shares.

Bassett David George bought 0 shares of OSS on 14 May. They now own 0 OSS shares.

Ison James bought 7,760 shares of OSS on 20 February. They now own 214,401 OSS shares.

Ison James sold 7,760 shares of OSS on 20 February. They now own 128,907 OSS shares.

Ison James sold 7,006 shares of OSS on 20 February. They now own 136,667 OSS shares.

Knowles Michael sold 16,800 shares of OSS on 20 February. They now own 591,653 OSS shares.

Knowles Michael bought 131,448 shares of OSS on 7 February. They now own 608,453 OSS shares.

Gabel Daniel G. bought 71,284 shares of OSS on 7 February. They now own 111,284 OSS shares.

Ison James bought 44,279 shares of OSS on 7 February. They now own 135,913 OSS shares.

Morrison John W Jr. bought 0 shares of OSS on 11 November. They now own 0 OSS shares.

Gabel Daniel G. bought 0 shares of OSS on 11 November. They now own 0 OSS shares.

Gabel Daniel G. bought 40,000 shares of OSS on 11 November. They now own 40,000 OSS shares.

Ison James sold 8,227 shares of OSS on 23 September. They now own 91,634 OSS shares.

Morrison John W Jr. sold 5,961 shares of OSS on 23 September. They now own 305,381 OSS shares.

Ison James bought 8,227 shares of OSS on 23 September. They now own 206,641 OSS shares.

Ison James sold 4,440 shares of OSS on 23 September. They now own 99,861 OSS shares.

Ison James sold 3,271 shares of OSS on 20 August. They now own 110,363 OSS shares.

Ison James bought 6,062 shares of OSS on 20 August. They now own 198,414 OSS shares.

Ison James sold 6,062 shares of OSS on 20 August. They now own 104,301 OSS shares.

Morrison John W Jr. sold 4,059 shares of OSS on 20 August. They now own 311,342 OSS shares.

Manko Joseph M. Jr. bought 25,000 shares of OSS on 14 August. They now own 1,174,899 OSS shares.

Manko Joseph M. Jr. bought 50,000 shares of OSS on 13 August. They now own 1,149,899 OSS shares.

Potashner Kenneth F bought 40,000 shares of OSS on 9 July. They now own 398,601 OSS shares.

Potashner Kenneth F sold 40,000 shares of OSS on 9 July. They now own 0 OSS shares.

Herbets Mitchell H bought 21,000 shares of OSS on 1 July. They now own 21,000 OSS shares.

Dumont Michael J. bought 21,000 shares of OSS on 1 July. They now own 21,000 OSS shares.

Morrison John W Jr. bought 71,300 shares of OSS on 1 July. They now own 315,401 OSS shares.

Knowles Michael bought 131,450 shares of OSS on 1 July. They now own 494,530 OSS shares.

Matz Gregory W bought 21,000 shares of OSS on 1 July. They now own 53,930 OSS shares.

Messinger Gioia bought 21,000 shares of OSS on 1 July. They now own 49,690 OSS shares.

Manko Joseph M. Jr. bought 21,000 shares of OSS on 1 July. They now own 21,000 OSS shares.

Potashner Kenneth F bought 21,000 shares of OSS on 1 July. They now own 358,601 OSS shares.

Ison James bought 44,300 shares of OSS on 1 July. They now own 113,634 OSS shares.

Knowles Michael sold 38,050 shares of OSS on 17 June. They now own 363,080 OSS shares.

Ison James bought 1,469 shares of OSS on 23 May. They now own 192,352 OSS shares.

Morrison John W Jr. sold 1,257 shares of OSS on 23 May. They now own 244,101 OSS shares.

Ison James sold 1,031 shares of OSS on 23 May. They now own 70,803 OSS shares.

Ison James sold 1,469 shares of OSS on 23 May. They now own 69,334 OSS shares.

Raun David bought 13,953 shares of OSS on 1 April. They now own 425,597 OSS shares.

Potashner Kenneth F bought 19,767 shares of OSS on 1 April. They now own 337,601 OSS shares.

Potashner Kenneth F sold 19,767 shares of OSS on 1 April. They now own 0 OSS shares.

Raun David sold 13,953 shares of OSS on 1 April. They now own 0 OSS shares.

Ison James sold 9,677 shares of OSS on 25 March. They now own 87,490 OSS shares.

Ison James sold 15,656 shares of OSS on 25 March. They now own 71,834 OSS shares.

Morrison John W Jr. sold 12,504 shares of OSS on 25 March. They now own 245,358 OSS shares.

Ison James bought 15,656 shares of OSS on 25 March. They now own 190,883 OSS shares.

Morrison John W Jr. sold 4,624 shares of OSS on 5 February. They now own 257,862 OSS shares.

Ison James sold 3,766 shares of OSS on 5 February. They now own 102,734 OSS shares.

Ison James bought 5,567 shares of OSS on 5 February. They now own 175,227 OSS shares.

Ison James sold 5,567 shares of OSS on 5 February. They now own 97,167 OSS shares.

Ison James sold 7,222 shares of OSS on 29 January. They now own 16,769 OSS shares.

Ison James bought 7,222 shares of OSS on 29 January. They now own 169,660 OSS shares.

Cooper Steve D sold 206,040 shares of OSS on 22 January. They now own 1,923,572 OSS shares.

Dumont Michael J. bought 0 shares of OSS on 31 December. They now own 0 OSS shares.

Herbets Mitchell H bought 0 shares of OSS on 27 November. They now own 0 OSS shares.

Ison James sold 849 shares of OSS on 21 November. They now own 108,151 OSS shares.

Ison James sold 1,651 shares of OSS on 21 November. They now own 106,500 OSS shares.

Ison James bought 1,651 shares of OSS on 21 November. They now own 162,438 OSS shares.

Morrison John W Jr. sold 1,232 shares of OSS on 21 November. They now own 262,486 OSS shares.

Morrison John W Jr. sold 2,463 shares of OSS on 17 November. They now own 263,718 OSS shares.

Ison James sold 4,204 shares of OSS on 17 November. They now own 109,000 OSS shares.

Ison James bought 4,204 shares of OSS on 17 November. They now own 160,787 OSS shares.

Ison James sold 2,463 shares of OSS on 17 November. They now own 113,204 OSS shares.

Manko Joseph M. Jr. bought 0 shares of OSS on 10 November. They now own 1,099,899 OSS shares.

Dumont Michael J. bought 0 shares of OSS on 30 September. They now own 65,845 OSS shares.

Ison James sold 1,009 shares of OSS on 18 August. They now own 23,991 OSS shares.

Ison James bought 1,009 shares of OSS on 18 August. They now own 156,583 OSS shares.

Ison James sold 14,587 shares of OSS on 18 August. They now own 0 OSS shares.

Ison James bought 14,587 shares of OSS on 18 August. They now own 155,574 OSS shares.

Knowles Michael bought 1,130 shares of OSS on 16 August. They now own 401,130 OSS shares.

Ison James sold 3,169 shares of OSS on 16 August. They now own 121,832 OSS shares.

Ison James bought 6,165 shares of OSS on 16 August. They now own 140,987 OSS shares.

Ison James sold 6,165 shares of OSS on 16 August. They now own 115,667 OSS shares.

Morrison John W Jr. sold 3,941 shares of OSS on 16 August. They now own 266,181 OSS shares.

Matz Gregory W bought 2,500 shares of OSS on 15 August. They now own 32,930 OSS shares.

Raun David bought 5,000 shares of OSS on 14 August. They now own 411,644 OSS shares.

Cooper Steve D sold 203,591 shares of OSS on 31 July. They now own 2,129,612 OSS shares.

Potashner Kenneth F bought 28,090 shares of OSS on 26 June. They now own 317,834 OSS shares.

Potashner Kenneth F sold 28,090 shares of OSS on 26 June. They now own 0 OSS shares.

Raun David bought 7,434 shares of OSS on 23 June. They now own 409,561 OSS shares.

Raun David sold 7,434 shares of OSS on 23 June. They now own 0 OSS shares.

Raun David sold 2,917 shares of OSS on 23 June. They now own 406,644 OSS shares.

Raun David bought 68,688 shares of OSS on 16 June. They now own 514,576 OSS shares.

Raun David sold 52,883 shares of OSS on 16 June. They now own 461,693 OSS shares.

Raun David sold 59,566 shares of OSS on 16 June. They now own 402,127 OSS shares.

Raun David sold 68,688 shares of OSS on 16 June. They now own 0 OSS shares.

Potashner Kenneth F bought 23,778 shares of OSS on 16 June. They now own 289,744 OSS shares.

Knowles Michael bought 0 shares of OSS on 5 June. They now own 0 OSS shares.

Knowles Michael bought 400,000 shares of OSS on 5 June. They now own 400,000 OSS shares.

Knowles Michael bought 400,000 shares of OSS on 5 June. They now own 400,000 OSS shares.

Morrison John W Jr. sold 2,463 shares of OSS on 22 May. They now own 270,122 OSS shares.

Ison James bought 6,055 shares of OSS on 22 May. They now own 134,822 OSS shares.

Ison James sold 2,263 shares of OSS on 22 May. They now own 131,056 OSS shares.

Morrison John W Jr. sold 1,232 shares of OSS on 22 May. They now own 272,585 OSS shares.

Ison James bought 6,055 shares of OSS on 22 May. They now own 125,001 OSS shares.

Ison James sold 849 shares of OSS on 22 May. They now own 133,319 OSS shares.

Cooper Steve D sold 203,591 shares of OSS on 21 April. They now own 2,333,203 OSS shares.

Morrison John W Jr. bought 94,000 shares of OSS on 16 March. They now own 273,817 OSS shares.

Ison James bought 76,000 shares of OSS on 16 March. They now own 134,168 OSS shares.

Ison James sold 1,004 shares of OSS on 10 February. They now own 128,767 OSS shares.

Morrison John W Jr. bought 2,500 shares of OSS on 10 February. They now own 180,896 OSS shares.

Ison James bought 2,500 shares of OSS on 10 February. They now own 129,771 OSS shares.

Morrison John W Jr. sold 1,079 shares of OSS on 10 February. They now own 179,817 OSS shares.

Morrison John W Jr. sold 2,500 shares of OSS on 10 February. They now own 0 OSS shares.

Ison James sold 2,500 shares of OSS on 10 February. They now own 0 OSS shares.

Raun David bought 0 shares of OSS on 8 February. They now own 0 OSS shares.

Raun David sold 24,757 shares of OSS on 8 February. They now own 403,645 OSS shares.

Ison James bought 11,172 shares of OSS on 8 February. They now own 12,271 OSS shares.

Ison James sold 11,172 shares of OSS on 8 February. They now own 58,168 OSS shares.

Ison James sold 7,494 shares of OSS on 8 February. They now own 69,340 OSS shares.

Morrison John W Jr. sold 9,205 shares of OSS on 8 February. They now own 178,396 OSS shares.

Ison James sold 18,261 shares of OSS on 3 February. They now own 14,587 OSS shares.

Ison James bought 18,261 shares of OSS on 3 February. They now own 116,099 OSS shares.

Raun David bought 68,687 shares of OSS on 4 January. They now own 499,271 OSS shares.

Raun David sold 68,687 shares of OSS on 4 January. They now own 68,687 OSS shares.

Raun David sold 28,626 shares of OSS on 4 January. They now own 470,645 OSS shares.

Cooper Steve D sold 200,324 shares of OSS on 20 December. They now own 2,536,794 OSS shares.

Ison James sold 1,651 shares of OSS on 22 November. They now own 76,834 OSS shares.

Morrison John W Jr. sold 1,232 shares of OSS on 22 November. They now own 187,601 OSS shares.

Ison James sold 849 shares of OSS on 22 November. They now own 78,485 OSS shares.

Ison James bought 1,651 shares of OSS on 22 November. They now own 97,838 OSS shares.

Ison James bought 4,403 shares of OSS on 9 November. They now own 96,187 OSS shares.

Ison James sold 2,263 shares of OSS on 9 November. They now own 83,737 OSS shares.

Ison James sold 4,403 shares of OSS on 9 November. They now own 79,334 OSS shares.

Morrison John W Jr. sold 2,463 shares of OSS on 9 November. They now own 188,833 OSS shares.

Ison James sold 849 shares of OSS on 4 October. They now own 91,784 OSS shares.

Ison James bought 2,500 shares of OSS on 4 October. They now own 92,633 OSS shares.

Morrison John W Jr. bought 2,500 shares of OSS on 4 October. They now own 192,145 OSS shares.

Morrison John W Jr. sold 2,500 shares of OSS on 4 October. They now own 2,500 OSS shares.

Morrison John W Jr. sold 849 shares of OSS on 4 October. They now own 191,296 OSS shares.

Ison James sold 2,500 shares of OSS on 4 October. They now own 2,500 OSS shares.

Cooper Steve D sold 21 shares of OSS on 25 August. They now own 2,737,118 OSS shares.

Cooper Steve D sold 2,898 shares of OSS on 15 August. They now own 2,737,139 OSS shares.

Ison James sold 12,609 shares of OSS on 28 July. They now own 32,848 OSS shares.

Cooper Steve D sold 2,210 shares of OSS on 22 July. They now own 2,740,037 OSS shares.

Cooper Steve D sold 1,914 shares of OSS on 21 July. They now own 2,742,247 OSS shares.

Cooper Steve D sold 10,076 shares of OSS on 20 July. They now own 2,744,161 OSS shares.

Raun David sold 29,655 shares of OSS on 29 June. They now own 430,584 OSS shares.

Raun David bought 68,688 shares of OSS on 29 June. They now own 460,239 OSS shares.

Ison James sold 2,189 shares of OSS on 23 May. They now own 88,811 OSS shares.

Ison James bought 2,811 shares of OSS on 23 May. They now own 77,524 OSS shares.

Morrison John W Jr. sold 3,058 shares of OSS on 23 May. They now own 189,645 OSS shares.

Ison James bought 3,937 shares of OSS on 17 May. They now own 74,713 OSS shares.

Ison James sold 2,730 shares of OSS on 17 May. They now own 94,937 OSS shares.

Morrison John W Jr. sold 2,463 shares of OSS on 17 May. They now own 192,703 OSS shares.

Cooper Steve D sold 30,000 shares of OSS on 11 April. They now own 2,754,237 OSS shares.

Cooper Steve D sold 47,900 shares of OSS on 8 April. They now own 2,784,237 OSS shares.

Cooper Steve D sold 2,100 shares of OSS on 29 March. They now own 2,832,137 OSS shares.

Matz Gregory W bought 13,100 shares of OSS on 17 March. They now own 30,430 OSS shares.

Harrison Jack bought 13,100 shares of OSS on 17 March. They now own 71,984 OSS shares.

Messinger Gioia bought 13,100 shares of OSS on 17 March. They now own 28,690 OSS shares.

Sentovich Kimberly C. bought 13,100 shares of OSS on 17 March. They now own 39,266 OSS shares.

Raun David bought 201,000 shares of OSS on 17 March. They now own 391,551 OSS shares.

Potashner Kenneth F bought 13,100 shares of OSS on 17 March. They now own 265,966 OSS shares.

Lowman Teresita M. bought 13,100 shares of OSS on 17 March. They now own 29,930 OSS shares.

Morrison John W Jr. sold 2,500 shares of OSS on 14 February. They now own 0 OSS shares.

Ison James sold 485 shares of OSS on 14 February. They now own 70,814 OSS shares.

Ison James bought 1,666 shares of OSS on 14 February. They now own 71,299 OSS shares.

Morrison John W Jr. sold 787 shares of OSS on 14 February. They now own 195,166 OSS shares.

Ison James sold 1,666 shares of OSS on 14 February. They now own 0 OSS shares.

Morrison John W Jr. bought 2,500 shares of OSS on 14 February. They now own 195,953 OSS shares.

Ison James bought 2,500 shares of OSS on 11 February. They now own 70,438 OSS shares.

Ison James sold 805 shares of OSS on 11 February. They now own 69,633 OSS shares.

Morrison John W Jr. sold 790 shares of OSS on 11 February. They now own 193,453 OSS shares.