GLAUKOS CORP's ticker is and the CUSIP is 377322AB8. A total of 8 filers reported holding GLAUKOS CORP in Q1 2023. The put-call ratio across all filers is - and the average weighting 1.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $95,000 | +3.3% | 61,000 | 0.0% | 0.00% | – |
| Q2 2023 | $92,000 | +21.1% | 61,000 | 0.0% | 0.00% | – |
| Q1 2023 | $76,000 | +2433.3% | 61,000 | +1933.3% | 0.00% | – |
| Q4 2022 | $3,000 | -99.8% | 3,000 | -99.8% | 0.00% | -100.0% |
| Q2 2022 | $1,964,000 | -5.8% | 1,600,000 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $2,086,000 | +12.0% | 1,600,000 | 0.0% | 0.00% | – |
| Q4 2021 | $1,862,000 | -7.9% | 1,600,000 | 0.0% | 0.00% | -100.0% |
| Q3 2021 | $2,022,000 | -25.9% | 1,600,000 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $2,730,000 | – | 1,600,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 271,752,000 | $355,849,000 | 7.08% |
| LORD, ABBETT & CO. LLC | 1,600,000 | $2,064,000 | 0.01% |
| FMR LLC | 6,600,000 | $8,481,000 | 0.00% |
| BlackRock Inc. | 2,498,000 | $3,210,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |