Joseph E. Gilliam is President & COO at GLAUKOS Corp (GKOS). They have made 27 open-market trades across 1 company since 2017, most recently 2026-08-14.
CIK 0001705850
1 open-market purchase totalling $50K since 2017, against 26 sales. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| GKOS | 72,588 | $12.0M |
| CAI | 29,321 | $896K |
| Total | $12.9M |
Shares reported on the most recent Form 4, priced at the 2026-08-14 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| GKOS | SELL | 2026-08-11 | 2026-08-13 | $179.74 | $10.8M | -3.5% | -9.0% | — |
| GKOS | SELL | 2026-05-01 | 2026-05-04 | $143.54 | $2.8M | +4.1% | -16.7% | +25.6% |
| GKOS | SELL | 2026-01-22 | 2026-01-26 | $127.68 | $1.3M | -8.1% | -2.2% | -1.2% |
| GKOS | SELL | 2026-01-21 | 2026-01-23 | $124.65 | $561K | -5.6% | -0.9% | -0.5% |
| GKOS | SELL | 2025-11-18 | 2025-11-20 | $90.00 | $1.7M | +13.2% | +23.3% | +27.4% |
| GKOS | SELL · 10b5-1 | 2024-12-20 | 2024-12-23 | $149.85 | $997K | +4.2% | +7.5% | -27.8% |
| GKOS | SELL · 10b5-1 | 2024-10-30 | 2024-11-01 | $138.97 | $632K | +9.9% | +6.7% | +21.0% |
| GKOS | SELL · 10b5-1 | 2024-08-21 | 2024-08-23 | $129.36 | $1.3M | -3.5% | -3.8% | +5.8% |
| GKOS | SELL · 10b5-1 | 2024-07-05 | 2024-07-09 | $121.39 | $546K | +0.6% | +0.3% | +5.3% |
| GKOS | SELL · 10b5-1 | 2024-06-03 | 2024-06-05 | $113.45 | $546K | -2.0% | +6.6% | +16.4% |
| GKOS | SELL · 10b5-1 | 2024-05-10 | 2024-05-14 | $110.56 | $530K | -3.0% | +1.2% | +8.2% |
| GKOS | SELL · 10b5-1 | 2024-05-06 | 2024-05-08 | $110.36 | $12K | +2.2% | +6.5% | +9.2% |
| GKOS | SELL · 10b5-1 | 2024-05-02 | 2024-05-06 | $105.43 | $417K | +5.3% | +9.4% | +8.4% |
| GKOS | SELL · 10b5-1 | 2024-04-08 | 2024-04-10 | $100.47 | $12.0M | -1.5% | +10.0% | +21.2% |
| GKOS | SELL · 10b5-1 | 2024-04-05 | 2024-04-09 | $96.81 | $476K | -2.7% | +8.6% | +23.6% |
| GKOS | SELL · 10b5-1 | 2024-04-03 | 2024-04-05 | $96.59 | $39K | -0.5% | +7.9% | +25.1% |
| GKOS | SELL | 2024-02-23 | 2024-02-27 | $92.14 | $25.8M | -2.7% | +4.9% | +21.6% |
| GKOS | SELL · 10b5-1 | 2024-02-12 | 2024-02-14 | $96.80 | $293K | -5.2% | -10.4% | +16.3% |
| GKOS | SELL · 10b5-1 | 2024-02-08 | 2024-02-12 | $96.14 | $1.1M | -4.3% | -6.3% | +15.8% |
| GKOS | SELL · 10b5-1 | 2024-01-29 | 2024-01-31 | $94.12 | $1.8M | +7.8% | -0.6% | +7.4% |
| GKOS | SELL · 10b5-1 | 2024-01-22 | 2024-01-24 | $94.01 | $49K | -2.6% | -4.2% | +8.1% |
| GKOS | SELL · 10b5-1 | 2024-01-16 | 2024-01-18 | $89.17 | $872K | +0.6% | +1.8% | +7.0% |
| GKOS | SELL · 10b5-1 | 2024-01-12 | 2024-01-16 | $89.01 | $10K | +4.8% | +8.9% | +9.7% |
| GKOS | SELL · 10b5-1 | 2023-12-21 | 2023-12-22 | $84.75 | $4.0M | -1.1% | +16.5% | +9.4% |
| GKOS | SELL | 2023-07-14 | 2023-07-18 | $78.34 | $6.6M | -4.1% | -9.5% | -15.8% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.