Company
GTLB · CIK 0001653482
Purchase of 2,677 shares at $46.62 per share.
Reporting Person Staples William · Officer Title Chief Executive Officer · Transaction Code P
Traded Sep 30, 2026 · Disclosed Oct 1, 2026
Source: SEC Form 4 · 0001653482-26-000174 · filed 2026-10-01 · View filing →
Sale of 90,995 shares at $44.83 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 28, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Sale of 295,460 shares at $46.08 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 28, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Sale of 43,545 shares at $46.31 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 28, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Sale of 12,900 shares at $44.83 per share.
Reporting Person Padisetty Sivaprasad · Officer Title Chief Technology Officer · Transaction Code S
Traded Sep 28, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000171 · filed 2026-09-28 · View filing →
Sale of 33,095 shares at $46.05 per share.
Reporting Person Padisetty Sivaprasad · Officer Title Chief Technology Officer · Transaction Code S
Traded Sep 28, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000171 · filed 2026-09-28 · View filing →
Sale of 5,920 shares at $46.32 per share.
Reporting Person Padisetty Sivaprasad · Officer Title Chief Technology Officer · Transaction Code S
Traded Sep 28, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000171 · filed 2026-09-28 · View filing →
Sale of 281,121 shares at $47.25 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 25, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Sale of 424,369 shares at $48.08 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 25, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Sale of 842,084 shares at $48.55 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 24, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Sale of 138,626 shares at $49.12 per share.
Reporting Person Sijbrandij Sytse · Transaction Code S
Traded Sep 24, 2026 · Disclosed Sep 28, 2026
Source: SEC Form 4 · 0001653482-26-000170 · filed 2026-09-28 · View filing →
Disposition (code F) of 4,656 shares at $48.77 per share.
Reporting Person Mundy Simon · Officer Title Chief Accounting Officer · Transaction Code F
Traded Sep 16, 2026 · Disclosed Sep 18, 2026
Source: SEC Form 4 · 0001653482-26-000164 · filed 2026-09-18 · View filing →
Disposition (code F) of 12,613 shares at $48.77 per share.
Reporting Person Steward Ian · Officer Title Chief Revenue Officer · Transaction Code F
Traded Sep 16, 2026 · Disclosed Sep 18, 2026
Source: SEC Form 4 · 0001653482-26-000165 · filed 2026-09-18 · View filing →
Disposition (code F) of 32,628 shares at $48.77 per share.
Reporting Person Ross Jessica P · Officer Title Chief Financial Officer · Transaction Code F
Traded Sep 16, 2026 · Disclosed Sep 18, 2026
Source: SEC Form 4 · 0001653482-26-000166 · filed 2026-09-18 · View filing →
Disposition (code F) of 30,888 shares at $48.77 per share.
Reporting Person Padisetty Sivaprasad · Officer Title Chief Technology Officer · Transaction Code F
Traded Sep 16, 2026 · Disclosed Sep 18, 2026
Source: SEC Form 4 · 0001653482-26-000167 · filed 2026-09-18 · View filing →
Disposition (code F) of 26,425 shares at $49.25 per share.
Reporting Person Staples William · Officer Title Chief Executive Officer · Transaction Code F
Traded Sep 15, 2026 · Disclosed Sep 17, 2026
Source: SEC Form 4 · 0001653482-26-000159 · filed 2026-09-17 · View filing →
Acquisition (code C) of 12,500 shares at $0 per share.
Reporting Person SULLIVAN GODFREY · Transaction Code C
Traded Aug 21, 2026 · Disclosed Aug 25, 2026
Source: SEC Form 4 · 0001653482-26-000157 · filed 2026-08-25 · View filing →