Form 4 for GKOS GLAUKOS Corp
Accepted 2026-03-27 00:00:00 ET · period of report 2026-03-25 · accession 0001644557-26-000018 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-03-27 | 2026-03-25 | GKOS | Burns Thomas William | COB, CEO, Dir | A - Grant | $0.00 | +23.6K | 263.3K | +10% | $0 |
| DM | 2026-03-27 | 2026-03-25 | GKOS | Burns Thomas William | COB, CEO, Dir | A - Grant | $97,564.06 | +227.7K | 110.3K | New | +$22.21B |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-25 | A | A | 9,380 | $0.00 | 249,087 | D | — | — | (F1) Represents shares of common stock underlying a portion of an award of restricted stock units previously granted by the Issuer on March 24, 2022, the vesting of which was subject to the Issuer's achievement of certain pre-determined operational targets over a multi-year performance period. The Compensation, Nominating and Governance Committee of the Issuer's Board of Directors determined on March 25, 2026 that certain of the operational targets had been achieved. The number of shares of common stock reported herein consists of the portion of the award that was earned based upon the achievement of the operational targets. 50% of the number of shares of common stock reported herein will vest and be delivered in March 2026, and the remaining 50% will vest and be delivered in December 2026. (F2) Includes 68,779 restricted stock units that have not yet vested or been delivered to the Reporting Person. |
| 2 | Common | Common Stock | 2026-03-25 | A | A | 14,184 | $0.00 | 263,271 | D | — | — | (F3) Represents shares of common stock underlying a portion of an award of restricted stock units previously granted by the Issuer on March 14, 2024, the vesting of which was subject to the Issuer's achievement of certain pre-determined operational targets over a multi-year performance period. The Compensation, Nominating and Governance Committee of the Issuer's Board of Directors determined on March 25, 2026 that certain of the operational targets had been achieved. The number of shares reported herein consists of the portion of the award that was deemed earned based upon the achievement of the operational target. 100% of the number of shares of common stock reported herein will vest and be delivered in March 2026. (F4) Includes 82,963 restricted stock units that have not yet vested or been delivered to the Reporting Person. |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-03-25 | A | A | 18,933 | $18,933.00 | 105,195 | D | $55.18 · — to 2032-03-24 | 18,933 Common Stock | (F5) Represents a portion of an option to purchase shares of common stock previously granted by the Issuer on March 24, 2022, the vesting of which was subject to the Issuer's achievement of certain pre-determined operational targets over a multi-year performance period. The Compensation, Nominating and Governance Committee of the Issuer's Board of Directors determined on March 25, 2026 that certain of the operational targets had been achieved. The number of shares of common stock subject to the stock option as reported herein consists of the portion of the award that was earned based upon the achievement of the operational targets. (F6) 50% of the portion of the option reported herein will vest and become exercisable in March 2026. 50% of the portion of the option reported herein will vest and become exercisable in December 2026. |
| 4 | Derivative | Stock Option (Right to Buy) | 2026-03-25 | A | A | 98,474 | $98,474.00 | 98,474 | D | $109.60 · — to 2036-03-25 | 98,474 Common Stock | (F8) This option was granted on March 25, 2026 and has a four-year vesting schedule in which 25% vests on the first anniversary of the grant date and the remainder vests in equal monthly installments for 36 months thereafter, such that the stock option vests in full on the four-year anniversary of the grant date. |
| 5 | Derivative | Stock Option (Right to Buy) | 2026-03-25 | A | A | 110,254 | $110,254.00 | 110,254 | D | $48.46 · 2026-03-25 to 2033-03-22 | 110,254 Common Stock | (F7) Represents shares of common stock underlying a portion of an award of restricted stock units previously granted by the Issuer on March 22, 2023, the vesting of which was subject to the Issuer's achievement of certain pre-determined operational targets over a multi-year performance period. The Compensation, Nominating and Governance Committee of the Issuer's Board of Directors determined on March 25, 2026 that certain of the operational targets had been achieved. The number of shares of common stock subject to the stock option as reported herein consists of the portion of the award that was earned based upon the achievement of the operational targets. |