Ownership history in Walleye Trading LLC · 30 quarters on record
This page tracks every 13F SEC filing in which Walleye Trading LLC reported a position in GLAUKOS CORP (GKOS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 4,800 | -15,000 | -75.8% | 0.00% | $542K | $112.91 |
| 2025 Q4 | ADDED | 19,800 | +16,863 | +574.2% | 0.00% | $2.2M | $112.91 |
| 2025 Q3 | REDUCED | 2,937 | -22,263 | -88.3% | 0.00% | $240K | $81.55 |
| 2025 Q3 | ADDED | 25,200 | +21,880 | +659.0% | 0.00% | $2.1M | $81.55 |
| 2025 Q1 | ADDED | 3,320 | +2,120 | +176.7% | 0.00% | $327K | $98.42 |
| 2025 Q1 | REDUCED | 1,200 | -1,800 | -60.0% | 0.00% | $118K | $98.42 |
| 2024 Q4 | REDUCED | 3,000 | -32,700 | -91.6% | 0.00% | $450K | $149.94 |
| 2024 Q4 | ADDED | 35,700 | +32,900 | +1175.0% | 0.01% | $5.4M | $149.94 |
| 2024 Q1 | REDUCED | 2,800 | -400 | -12.5% | 0.00% | $264K | $94.29 |
| 2024 Q1 | REDUCED | 3,200 | -600 | -15.8% | 0.00% | $302K | $94.29 |
As of 2025 Q4 — sorted by position size