ACACIA COMMUNICATIONS INC's ticker is ACIA and the CUSIP is 00401C108. A total of 194 filers reported holding ACACIA COMMUNICATIONS INC in Q4 2020. The put-call ratio across all filers is 0.48 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $9,000 | 0.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $9,000 | 0.0% | 129 | 0.0% | 0.00% | -50.0% |
| Q2 2020 | $9,000 | 0.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $9,000 | 0.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $9,000 | +12.5% | 129 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $8,000 | +33.3% | 129 | 0.0% | 0.00% | +100.0% |
| Q2 2019 | $6,000 | -14.3% | 129 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $7,000 | +40.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $5,000 | 0.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $5,000 | +25.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $4,000 | 0.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $4,000 | -20.0% | 129 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $5,000 | -16.7% | 129 | 0.0% | 0.00% | -50.0% |
| Q3 2017 | $6,000 | +20.0% | 129 | 0.0% | 0.00% | +100.0% |
| Q2 2017 | $5,000 | – | 129 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Matrix VIII US Management Co. LLC | 50,623 | $3,412,000 | 56.21% |
| One68 Global Capital, LLC | 119,233 | $8,036,000 | 21.32% |
| RAMIUS ADVISORS LLC | 765,032 | $51,563,000 | 12.44% |
| Melqart Asset Management (UK) Ltd | 1,149,293 | $77,462,000 | 8.60% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 2,257,008 | $152,123,000 | 8.00% |
| WATER ISLAND CAPITAL LLC | 1,143,544 | $77,075,000 | 6.55% |
| HAVENS ADVISORS LLC | 99,900 | $6,733,000 | 6.23% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 498,035 | $33,568,000 | 6.09% |
| TIG Advisors, LLC | 1,400,650 | $94,404,000 | 5.10% |
| Athos Capital Ltd | 156,277 | $10,533,000 | 5.07% |