4//SEC Filing
Stapley Marc 4
Accession 0001539796-26-000004
CIK 0001192448other
Filed
Jan 25, 7:00 PM ET
Accepted
Jan 26, 9:21 PM ET
Size
17.5 KB
Accession
0001539796-26-000004
Research Summary
AI-generated summary of this filing
GLAUKOS (GKOS) Director Marc Stapley Sells Shares, Exercises Options
What Happened
Marc Stapley, a director of GLAUKOS Corp (GKOS), exercised stock options to acquire 15,000 shares at $24.69 per share (cost $370,350) on January 22, 2026. On the same date he sold multiple blocks of GKOS shares (totaling 15,000 shares) in open-market transactions for aggregate proceeds of roughly $1.92 million. The filing also shows a derivative "disposed" line for 15,000 shares at $0.00 (reported as a derivative transaction).
Key Details
- Transaction date: January 22, 2026; Form 4 filed January 26, 2026 (4 days after the trades).
- Sales (all dispositions, open-market):
- 3,812 shares @ $126.07 = $480,579 (weighted avg; multiple trades; see footnote F3)
- 3,892 shares @ $126.96 = $494,128 (F4)
- 1,671 shares @ $127.92 = $213,754 (F5)
- 4,325 shares @ $129.11 = $558,401 (F6)
- 1,300 shares @ $129.78 = $168,714 (F7)
- Total sold ≈ 15,000 shares for ≈ $1,915,576.
- Option exercise (code M): 15,000 shares acquired @ $24.69 for $370,350 (F8 notes the exercise was under a Rule 10b5‑1 plan).
- Derivative disposal: 15,000 shares @ $0.00 reported as a disposition of a derivative (the filing does not further explain this line).
- Sales were executed pursuant to a Rule 10b5‑1 trading plan adopted June 4, 2025 (footnote F2).
- Shares owned after the transactions: not stated in the provided excerpt. Footnote F1 notes the reporting person’s holdings include 2,835 restricted stock units (some unvested and some vested with deferred delivery).
Context
- The filing shows simultaneous option exercise(s) and sales; this pattern is commonly executed under pre-established 10b5‑1 plans and can represent cashing out exercised shares or satisfying exercise/tax obligations. The $0.00 derivative disposition line often reflects net settlements or share surrender used in exercises, but the filing itself does not detail the mechanics.
- These are director-level transactions (not a 10% owner or major institutional disclosure) and were executed under an existing 10b5‑1 plan, which is a routine trading mechanism that does not by itself indicate a change in company outlook.
- Note on timeliness: the Form 4 was filed four days after the trades; Form 4s are generally required within two business days of the transaction.
Insider Transaction Report
Form 4
GLAUKOS CorpGKOS
Stapley Marc
Director
Transactions
- Exercise/Conversion
Common Stock
[F1]2026-01-22$24.69/sh+15,000$370,350→ 52,449 total - Sale
Common Stock
[F2][F3][F1]2026-01-22$126.07/sh−3,812$480,579→ 48,637 total - Sale
Common Stock
[F2][F4][F1]2026-01-22$126.96/sh−3,892$494,128→ 44,745 total - Sale
Common Stock
[F2][F5][F1]2026-01-22$127.92/sh−1,671$213,754→ 43,074 total - Sale
Common Stock
[F2][F6][F1]2026-01-22$129.11/sh−4,325$558,401→ 38,749 total - Sale
Common Stock
[F2][F7][F1]2026-01-22$129.78/sh−1,300$168,714→ 37,449 total - Exercise/Conversion
Stock Option (Right to Buy)
[F8]2026-01-22−15,000→ 0 totalExercise: $24.69From: 2017-06-02Exp: 2026-06-02→ Common Stock (15,000 underlying)
Footnotes (8)
- [F1]Includes 2,835 restricted stock units that have not vested or been delivered to the Reporting Person, as well as restricted stock units that have vested but delivery of which has been deferred by the Reporting Person.
- [F2]The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 4, 2025.
- [F3]This transaction was executed in multiple trades at prices ranging from $125.59 to $126.55. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
- [F4]This transaction was executed in multiple trades at prices ranging from $126.756 to $127.56. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
- [F5]This transaction was executed in multiple trades at prices ranging from $127.58 to $128.30. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
- [F6]This transaction was executed in multiple trades at prices ranging from $128.59 to $129.59. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
- [F7]This transaction was executed in multiple trades at prices ranging from $129.62 to $130.00. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
- [F8]The option exercises reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 4, 2025.
Signature
Diana Scherer, Attorney-in-Fact|2026-01-26
Documents
Issuer
GLAUKOS Corp
CIK 0001192448
Entity typeother
Related Parties
1- filerCIK 0001539796
Filing Metadata
- Form type
- 4
- Filed
- Jan 25, 7:00 PM ET
- Accepted
- Jan 26, 9:21 PM ET
- Size
- 17.5 KB