Gilliam Joseph E Insider Trading Activity
Gilliam Joseph E has been net-selling over the last 12 months with 0 purchases and 7 sales across 1 company.
GKOS is the most-traded position with 7 trades. The largest single transaction was a sale of GKOS for $2.8M on May 1, 2026.
Performance Scorecard
Forward stock performance after each transaction by Gilliam Joseph E. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | +4.1% | 86% | 7 |
| 90 days | — | +0.4% | 83% | 6 |
| 120 days | — | -0.5% | 67% | 6 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersGKOS · GLAUKOS Corp
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 1, 2026 | GKOS | Sell | 19,573 | $143.54 | $2.8M | −21.0% | COO | |
Jan 22, 2026 | GKOS | Sell | 2,406 | $126.10 | $303K | −2.3% | COO | |
Jan 22, 2026 | GKOS | Sell | 3,100 | $127.03 | $394K | −3.1% | COO | |
Jan 22, 2026 | GKOS | Sell | 1,798 | $128.07 | $230K | −1.8% | COO | |
Jan 22, 2026 | GKOS | Sell | 3,194 | $129.28 | $413K | −3.3% | COO | |
Jan 21, 2026 | GKOS | Sell | 4,502 | $124.65 | $561K | −4.6% | COO | |
Nov 18, 2025 | GKOS | Sell | 19,340 | $90.00 | $1.7M | −17.3% | COO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| GKOS | GLAUKOS Corp | 7 | $6.5M |
Other insiders at GLAUKOS Corp
5 other tracked filers at GKOS.