GLAUKOS CORP's ticker is GKOS and the CUSIP is 377322102. A total of 207 filers reported holding GLAUKOS CORP in Q4 2021. The put-call ratio across all filers is 8.37 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $44,473 | -47.2% | 591 | -50.0% | 0.00% | -66.7% |
| Q2 2023 | $84,241 | +135772.6% | 1,183 | -4.4% | 0.00% | +50.0% |
| Q1 2023 | $62 | +313.3% | 1,238 | +257.8% | 0.00% | +100.0% |
| Q4 2022 | $15 | -100.0% | 346 | -94.0% | 0.00% | -80.0% |
| Q3 2022 | $305,000 | +348.5% | 5,730 | +282.8% | 0.01% | +150.0% |
| Q2 2022 | $68,000 | +161.5% | 1,497 | +238.7% | 0.00% | – |
| Q1 2022 | $26,000 | -84.0% | 442 | -87.9% | 0.00% | -100.0% |
| Q4 2021 | $162,000 | -83.7% | 3,648 | -82.3% | 0.00% | -88.0% |
| Q3 2021 | $992,000 | +1188.3% | 20,589 | +2152.6% | 0.02% | +1150.0% |
| Q2 2021 | $77,000 | -85.6% | 914 | -85.6% | 0.00% | -77.8% |
| Q1 2021 | $535,000 | +122.9% | 6,363 | +99.4% | 0.01% | +28.6% |
| Q4 2020 | $240,000 | -83.5% | 3,191 | -89.1% | 0.01% | -56.2% |
| Q3 2020 | $1,454,000 | +363.1% | 29,360 | +259.5% | 0.02% | +23.1% |
| Q2 2020 | $314,000 | +342.3% | 8,167 | +252.6% | 0.01% | +225.0% |
| Q1 2020 | $71,000 | – | 2,316 | +115700.0% | 0.00% | – |
| Q4 2019 | $0 | -100.0% | 2 | -99.5% | 0.00% | -100.0% |
| Q3 2019 | $26,000 | -58.7% | 419 | -50.1% | 0.00% | -50.0% |
| Q2 2019 | $63,000 | -64.8% | 840 | -63.2% | 0.00% | -63.6% |
| Q1 2019 | $179,000 | +289.1% | 2,282 | +181.4% | 0.01% | +266.7% |
| Q4 2018 | $46,000 | +24.3% | 811 | -44.5% | 0.00% | -40.0% |
| Q4 2017 | $37,000 | -59.3% | 1,460 | -46.8% | 0.01% | -37.5% |
| Q3 2017 | $91,000 | – | 2,743 | – | 0.01% | – |
| Q2 2017 | $0 | -100.0% | 0 | -100.0% | 0.00% | – |
| Q1 2017 | $3,000 | -85.0% | 50 | -91.2% | 0.00% | -100.0% |
| Q4 2016 | $20,000 | +81.8% | 569 | +46.6% | 0.00% | +100.0% |
| Q2 2016 | $11,000 | -63.3% | 388 | -78.5% | 0.00% | -75.0% |
| Q1 2016 | $30,000 | +130.8% | 1,803 | +253.5% | 0.00% | +100.0% |
| Q4 2015 | $13,000 | -59.4% | 510 | -60.9% | 0.00% | -33.3% |
| Q3 2015 | $32,000 | -11.1% | 1,305 | +4.4% | 0.00% | 0.0% |
| Q2 2015 | $36,000 | – | 1,250 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO | 16,347 | $1,230,112 | 5.96% |
| Iron Triangle Partners LP | 430,000 | $32,357,500 | 4.73% |
| PURA VIDA INVESTMENTS, LLC | 316,661 | $23,828,740 | 4.51% |
| Brown Capital Management | 2,608,374 | $196,280,144 | 3.01% |
| Taylor Frigon Capital Management LLC | 51,567 | $3,880,417 | 2.16% |
| Atika Capital Management LLC | 215,200 | $16,193,800 | 2.12% |
| BRAIDWELL LP | 695,792 | $52,358,348 | 1.66% |
| Tri Locum Partners LP | 56,230 | $4,231,308 | 1.35% |
| MONEY CONCEPTS CAPITAL CORP | 160,094 | $12,047,389 | 1.26% |
| SECTORAL ASSET MANAGEMENT INC | 69,000 | $5,192,250 | 1.01% |