Alex R. Thurman
CIK: 0001920061
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
GLAUKOS Corp
Discretionary Trading P&L
Holdings
Transaction History (33 total)
- Aug 7, 2026GKOS
GLAUKOS Corp
Sale(S)Direct20K shares at avg. $180.13$3.6M - Aug 7, 2026GKOS
GLAUKOS Corp
Exercise(M)Direct20K shares at avg. $33.81$676K - Jul 16, 2026GKOS
GLAUKOS Corp
Sale(S)Direct10K shares at avg. $160.00$1.6M - Jul 16, 2026GKOS
GLAUKOS Corp
Exercise(M)Direct10K shares at avg. $38.68$387K - Jul 9, 2026GKOS
GLAUKOS Corp
Exercise(M)Direct10K shares at avg. $38.68$387K - Jul 9, 2026GKOS
GLAUKOS Corp
Sale(S)Direct10K shares at avg. $155.00$1.6M - Jul 6, 2026GKOS
GLAUKOS Corp
Sale(S)Direct10K shares at avg. $150.00$1.5M - Jul 6, 2026GKOS
GLAUKOS Corp
Exercise(M)Direct10K shares at avg. $38.68$387K - Apr 30, 2026GKOS
GLAUKOS Corp
Exercise(M)Direct10K shares at avg. $38.68$387K - Apr 30, 2026GKOS
GLAUKOS Corp
Sale(S)Direct10K shares at avg. $140.00$1.4M - Apr 2, 2026GKOS
GLAUKOS Corp
Tax Payment(F)Direct1.6K shares at avg. $109.60$174K - Mar 25, 2026GKOS
GLAUKOS Corp
Sale(S)Direct2.5K shares at avg. $106.46$267K - Mar 25, 2026GKOS
GLAUKOS Corp
Award(A)Direct3.3K shares- - Mar 24, 2026GKOS
GLAUKOS Corp
Sale(S)Direct1.5K shares at avg. $105.24$160K - Mar 24, 2026GKOS
GLAUKOS Corp
Tax Payment(F)Direct2K shares at avg. $105.23$213K - Mar 23, 2026GKOS
GLAUKOS Corp
Tax Payment(F)Direct1.2K shares at avg. $106.84$131K - Mar 17, 2026GKOS
GLAUKOS Corp
Sale(S)Direct625 shares at avg. $99.15$62K - Mar 16, 2026GKOS
GLAUKOS Corp
Tax Payment(F)Direct614 shares at avg. $98.94$61K - Dec 11, 2025GKOS
GLAUKOS Corp
Award(A)DirectStock Option (Right to Buy)
3.7K shares- - Nov 25, 2025GKOS
GLAUKOS Corp
Sale(S)Direct315 shares at avg. $105.00$33K - Apr 21, 2025GKOS
GLAUKOS Corp
Tax Payment(F)Direct2.5K shares at avg. $97.09$241K - Apr 1, 2025GKOS
GLAUKOS Corp
Tax Payment(F)Direct311 shares at avg. $97.09$30K - Mar 25, 2025GKOS
GLAUKOS Corp
Award(A)DirectStock Option (Right to Buy)
19.6K shares- - Mar 25, 2025GKOS
GLAUKOS Corp
Sale(S)Direct1.1K shares at avg. $106.56$113K - Mar 25, 2025GKOS
GLAUKOS Corp
Sale(S)Direct31 shares at avg. $108.14$3K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 7, 2026 | GKOS GLAUKOS Corp | Sale(S) | 20,000 | $180.13 | $3,602,600 | Direct |
| Aug 7, 2026 | GKOS GLAUKOS Corp | Exercise(M) | 20,000 | $33.81 | $676,200 | Direct |
| Jul 16, 2026 | GKOS GLAUKOS Corp | Sale(S) | 10,000 | $160.00 | $1,600,000 | Direct |
| Jul 16, 2026 | GKOS GLAUKOS Corp | Exercise(M) | 10,000 | $38.68 | $386,800 | Direct |
| Jul 9, 2026 | GKOS GLAUKOS Corp | Exercise(M) | 10,000 | $38.68 | $386,800 | Direct |
| Jul 9, 2026 | GKOS GLAUKOS Corp | Sale(S) | 10,000 | $155.00 | $1,550,000 | Direct |
| Jul 6, 2026 | GKOS GLAUKOS Corp | Sale(S) | 10,000 | $150.00 | $1,500,000 | Direct |
| Jul 6, 2026 | GKOS GLAUKOS Corp | Exercise(M) | 10,000 | $38.68 | $386,800 | Direct |
| Apr 30, 2026 | GKOS GLAUKOS Corp | Exercise(M) | 10,000 | $38.68 | $386,800 | Direct |
| Apr 30, 2026 | GKOS GLAUKOS Corp | Sale(S) | 10,000 | $140.00 | $1,400,000 | Direct |
| Apr 2, 2026 | GKOS GLAUKOS Corp | Tax Payment(F) | 1,589 | $109.60 | $174,154 | Direct |
| Mar 25, 2026 | GKOS GLAUKOS Corp | Sale(S) | 2,511 | $106.46 | $267,321 | Direct |
| Mar 25, 2026 | GKOS GLAUKOS Corp | Award(A) | 3,303 | - | $0 | Direct |
| Mar 24, 2026 | GKOS GLAUKOS Corp | Sale(S) | 1,521 | $105.24 | $160,070 | Direct |
| Mar 24, 2026 | GKOS GLAUKOS Corp | Tax Payment(F) | 2,020 | $105.23 | $212,565 | Direct |
| Mar 23, 2026 | GKOS GLAUKOS Corp | Tax Payment(F) | 1,230 | $106.84 | $131,413 | Direct |
| Mar 17, 2026 | GKOS GLAUKOS Corp | Sale(S) | 625 | $99.15 | $61,969 | Direct |
| Mar 16, 2026 | GKOS GLAUKOS Corp | Tax Payment(F) | 614 | $98.94 | $60,749 | Direct |
| Dec 11, 2025 | GKOS GLAUKOS Corp | Award(A) Stock Option (Right to Buy) | 3,660 | - | - | Direct |
| Nov 25, 2025 | GKOS GLAUKOS Corp | Sale(S) | 315 | $105.00 | $33,075 | Direct |
| Apr 21, 2025 | GKOS GLAUKOS Corp | Tax Payment(F) | 2,484 | $97.09 | $241,172 | Direct |
| Apr 1, 2025 | GKOS GLAUKOS Corp | Tax Payment(F) | 311 | $97.09 | $30,195 | Direct |
| Mar 25, 2025 | GKOS GLAUKOS Corp | Award(A) Stock Option (Right to Buy) | 19,601 | - | - | Direct |
| Mar 25, 2025 | GKOS GLAUKOS Corp | Sale(S) | 1,059 | $106.56 | $112,847 | Direct |
| Mar 25, 2025 | GKOS GLAUKOS Corp | Sale(S) | 31 | $108.14 | $3,352 | Direct |
1-25 of 33 transactions
About Thurman Alex R.
Thurman Alex R. (SEC CIK 0001920061) files insider reports with the SEC as SVP & CHIEF FINANCIAL OFFICER of GLAUKOS Corp (GKOS).
Signal8 holds 17 ownership filings by Thurman Alex R., all Form 4s, filed between Sep 23, 2024 and Aug 11, 2026. Those filings report 33 transactions, from Sep 19, 2024 to Aug 7, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Thurman Alex R.'s filings is in ALISO VIEJO, CA.
Recent filings by Thurman Alex R.
- Aug 7, 2026: Open-market sale of GKOS shares (Form 4, code S).
- Aug 7, 2026: Option exercise of GKOS shares (Form 4, code M).
- Jul 16, 2026: Open-market sale of GKOS shares (Form 4, code S).
- Jul 16, 2026: Option exercise of GKOS shares (Form 4, code M).
- Jul 9, 2026: Option exercise of GKOS shares (Form 4, code M).
Other insiders filing for GLAUKOS Corp (GKOS)
- Navratil Tomas, CHIEF DEVELOPMENT OFFICER
- Kliman Gilbert H, Director
- Gilliam Joseph E, PRESIDENT & COO
- WEN LEANA, Director
- Burns Thomas William, CHAIRMAN & CEO
- Foley Mark J, Director