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 | $612,000 | +337.1% | 7,449 | +257.8% | 0.00% | – |
| Q3 2020 | $140,000 | -39.1% | 2,082 | -38.5% | 0.00% | – |
| Q2 2020 | $230,000 | +1110.5% | 3,387 | +1114.0% | 0.00% | – |
| Q1 2020 | $19,000 | -94.6% | 279 | -94.6% | 0.00% | – |
| Q4 2019 | $349,000 | +47.9% | 5,150 | +42.8% | 0.00% | – |
| Q3 2019 | $236,000 | +15.1% | 3,606 | -16.8% | 0.00% | – |
| Q2 2019 | $205,000 | +1266.7% | 4,334 | +1022.8% | 0.00% | – |
| Q4 2018 | $15,000 | +87.5% | 386 | +104.2% | 0.00% | – |
| Q3 2018 | $8,000 | -97.1% | 189 | -97.6% | 0.00% | – |
| Q2 2018 | $279,000 | -98.7% | 7,994 | -98.6% | 0.00% | -100.0% |
| Q1 2018 | $21,512,000 | +5502.1% | 559,344 | +5176.8% | 0.02% | – |
| Q4 2017 | $384,000 | -59.0% | 10,600 | -46.6% | 0.00% | – |
| Q3 2017 | $936,000 | +23300.0% | 19,850 | +18804.8% | 0.00% | – |
| Q2 2017 | $4,000 | -33.3% | 105 | 0.0% | 0.00% | – |
| Q1 2017 | $6,000 | +500.0% | 105 | +425.0% | 0.00% | – |
| Q4 2016 | $1,000 | – | 20 | – | 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% |