NEOPHOTONICS CORP's ticker is NPTN and the CUSIP is 64051T100. A total of 148 filers reported holding NEOPHOTONICS CORP in Q4 2021. The put-call ratio across all filers is 0.26 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $3,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q1 2022 | $3,000 | -88.0% | 200 | -87.9% | 0.00% | – |
| Q4 2021 | $25,000 | +127.3% | 1,650 | +37.5% | 0.00% | – |
| Q3 2021 | $11,000 | +175.0% | 1,200 | +228.8% | 0.00% | – |
| Q2 2021 | $4,000 | +100.0% | 365 | +82.5% | 0.00% | – |
| Q1 2021 | $2,000 | -75.0% | 200 | -77.9% | 0.00% | – |
| Q4 2020 | $8,000 | -86.9% | 905 | -88.9% | 0.00% | – |
| Q3 2020 | $61,000 | -63.3% | 8,137 | -56.5% | 0.00% | -100.0% |
| Q2 2020 | $166,000 | +8200.0% | 18,691 | +8800.5% | 0.00% | – |
| Q1 2020 | $2,000 | – | 210 | – | 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% |