KOPIN CORP's ticker is KOPN and the CUSIP is 500600101. A total of 97 filers reported holding KOPIN CORP in Q1 2021. The put-call ratio across all filers is 0.35 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $194 | -95.5% | 14,800 | +27.6% | 0.00% | -100.0% |
| Q2 2023 | $4,301 | +430000.0% | 11,600 | -61.7% | 0.00% | – |
| Q4 2022 | $1 | – | 30,300 | -14.9% | 0.00% | – |
| Q3 2022 | $0 | -100.0% | 35,600 | -19.3% | 0.00% | – |
| Q2 2022 | $2,000 | -60.0% | 44,100 | -20.3% | 0.00% | – |
| Q1 2022 | $5,000 | 0.0% | 55,300 | -19.9% | 0.00% | – |
| Q4 2021 | $5,000 | -37.5% | 69,000 | +157.5% | 0.00% | – |
| Q3 2021 | $8,000 | -88.7% | 26,800 | -48.1% | 0.00% | -100.0% |
| Q2 2021 | $71,000 | -78.1% | 51,600 | -34.7% | 0.00% | -88.2% |
| Q1 2021 | $324,000 | +1925.0% | 79,000 | +96.0% | 0.02% | – |
| Q4 2020 | $16,000 | – | 40,300 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Penbrook Management LLC | 322,350 | $2,637,000 | 1.58% |
| AWM Investment Company, Inc. | 1,446,746 | $11,834,000 | 1.17% |
| Brevan Howard Capital Management LP | 385,927 | $3,157,000 | 0.86% |
| Cowen Prime Advisors LLC | 206,900 | $1,692,000 | 0.61% |
| Cowen Prime Services LLC | 206,900 | $1,692,000 | 0.61% |
| WealthTrust Axiom LLC | 220,265 | $1,801,000 | 0.58% |
| Game Plan Financial Advisors, LLC | 65,600 | $537,000 | 0.32% |
| Northern Right Capital Management, L.P. | 151,500 | $1,021,000 | 0.30% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 254,039 | $2,078,000 | 0.24% |
| Mitsubishi UFJ Asset Management Co., Ltd. | 952,547 | $7,792,000 | 0.04% |