Tensile Capital Management LP - 31 Mar 2026 SCHEDULE 13G/A Report for Vertex, Inc. Class A Common Stock (VERX)

Filing Manager
Tensile Capital Management LP
Reporting Manager
Arthur C. Young
Security
Vertex, Inc. Class A Common Stock
Symbol
VERX
Shares outstanding
77,770,320 shares
Disclosed Ownership
3,398,563 shares
Ownership
4.4%
Form type
SCHEDULE 13G/A
Filing time
02 Apr 2026, 06:03:03 UTC
Date of event
31 Mar 2026
Previous filing
15 May 2025
SEC
View on sec.gov

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Quoteable Key Fact

"Tensile Capital Management LP disclosed 4.4% ownership in Vertex, Inc. Class A Common Stock (VERX) on 31 Mar 2026."

Quick Takeaways

  • Tensile Capital Management LP filed SCHEDULE 13G/A for Vertex, Inc. Class A Common Stock (VERX).
  • Disclosed ownership: 4.4%.
  • Date of event: 31 Mar 2026.

What Changed

  • Previous schedule filing date: 15 May 2025.
  • Current filing was accepted on 02 Apr 2026, 06:03.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (6)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Arthur C. Young 4.4% 3,398,563 0 3,398,563 /s/ Arthur C. Young Arthur C. Young
Douglas J. Dossey 4.4% 3,398,563 0 3,398,563 /s/ Douglas J. Dossey Douglas J. Dossey
Tensile Capital Management LP 4.4% 3,398,563 0 3,398,563 /s/ Arthur C. Young Managing Partner
Tensile Capital Management GP LLC 4.4% 3,398,563 0 3,398,563 /s/ Arthur C. Young Manager
Tensile Capital GP LLC 4.4% 3,398,563 0 3,398,563 /s/ Arthur C. Young Manager
Tensile Capital Partners Master Fund LP 4.4% 3,398,563 0 3,398,563 /s/ Arthur C. Young General Partner

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