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ESSEX INVESTMENT MANAGEMENT CO LLC
> KOPN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | KOPIN CORP | KOPN | 1,443,446 | 426,120 | 3,103,409,000 | 1,994,524,000 | $2,150.00 |
| 03/31/2023 | KOPIN CORP | KOPN | 1,017,326 | 150,436 | 1,108,885,000 | 1,107,810,000 | $1,090.00 |
| 12/31/2022 | KOPIN CORP | KOPN | 866,890 | -7,874 | 1,075,000 | 156,000 | $1.24 |
| 09/30/2022 | KOPIN CORP | KOPN | 874,764 | 330,230 | 919,000 | 309,000 | $1.05 |
| 06/30/2022 | KOPIN CORP | KOPN | 544,534 | 257,494 | 610,000 | -116,000 | $1.12 |
| 03/31/2022 | KOPIN CORP | KOPN | 287,040 | 13,180 | 726,000 | -394,000 | $2.53 |
| 12/31/2021 | KOPIN CORP | KOPN | 273,860 | 21,454 | 1,120,000 | -175,000 | $4.09 |
| 09/30/2021 | KOPIN CORP | KOPN | 252,406 | -1,633 | 1,295,000 | -783,000 | $5.13 |
| 06/30/2021 | KOPIN CORP | KOPN | 254,039 | -266,802 | 2,078,000 | 812,000 | $8.18 |
| 12/31/2020 | KOPIN CORP | KOPN | 520,841 | -1,114,983 | 1,266,000 | -5,571,744 | $2.43 |
| 12/31/2009 | KOPIN CORP | KOPN | 1,635,824 | -67,854 | 6,837,744 | -1,339,910 | $4.18 |
| 09/30/2009 | KOPIN CORP | KOPN | 1,703,678 | 1,703,678 | 8,177,654 | 8,177,654 | $4.80 |
| 03/31/2007 | KOPIN CORP | KOPN | 0 | -10,000 | 0 | -420,000 | |
| 12/31/1999 | KOPIN CORP | KOPN | 10,000 | -17,600 | 420,000 | -346,000 | $42.00 |
| 09/30/1999 | KOPIN CORP | KOPN | 27,600 | 27,600 | 766,000 | 766,000 | $27.75 |
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