NEOPHOTONICS CORP's ticker is NPTN and the CUSIP is 64051T100. A total of 93 filers reported holding NEOPHOTONICS CORP in Q1 2018. The put-call ratio across all filers is 0.70 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $6,000 | +100.0% | 1,000 | +100.0% | 0.00% | – |
| Q4 2018 | $3,000 | -25.0% | 500 | 0.0% | 0.00% | – |
| Q3 2018 | $4,000 | +33.3% | 500 | 0.0% | 0.00% | – |
| Q2 2018 | $3,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q1 2018 | $3,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q4 2017 | $3,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q3 2017 | $3,000 | -25.0% | 500 | 0.0% | 0.00% | – |
| Q2 2017 | $4,000 | -55.6% | 500 | -49.2% | 0.00% | – |
| Q1 2017 | $9,000 | +80.0% | 985 | +103.1% | 0.00% | – |
| Q4 2016 | $5,000 | -75.0% | 485 | -59.8% | 0.00% | – |
| Q3 2016 | $20,000 | -68.3% | 1,206 | -81.8% | 0.00% | -100.0% |
| Q2 2016 | $63,000 | – | 6,619 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HAVENS ADVISORS LLC | 208,800 | $3,176,000 | 5.83% |
| RAMIUS ADVISORS LLC | 678,386 | $10,318,000 | 4.71% |
| AWM Investment Company, Inc. | 1,920,722 | $29,214,000 | 3.76% |
| BCK CAPITAL MANAGEMENT LP | 259,809 | $3,952,000 | 2.37% |
| Millrace Asset Group, Inc. | 205,155 | $3,120,000 | 2.27% |
| Crabel Capital Management, LLC | 477,707 | $7,266,000 | 2.25% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 2,060,000 | $31,333,000 | 1.69% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 2,142,794 | $32,592,000 | 1.40% |
| WHITE PINE CAPITAL LLC | 276,756 | $4,209,000 | 1.30% |
| WATER ISLAND CAPITAL LLC | 1,657,697 | $25,214,000 | 1.28% |