Filing Manager
JANUS HENDERSON GROUP PLC
Reporting Manager
JANUS HENDERSON GROUP PLC
Symbol
TARA
Shares outstanding
51,416,160 shares
Disclosed Ownership
5,141,616 shares
Ownership
10%
Form type
SCHEDULE 13G/A
Filing time
17 Feb 2026, 16:33:46 UTC
Date of event
31 Dec 2025
Previous filing
14 Nov 2025

Quoteable Key Fact

"JANUS HENDERSON GROUP PLC disclosed 10% ownership in PROTARA THERAPEUTICS, INC. Common Stock (TARA) on 31 Dec 2025."

Quick Takeaways

  • JANUS HENDERSON GROUP PLC filed SCHEDULE 13G/A for PROTARA THERAPEUTICS, INC. Common Stock (TARA).
  • Disclosed ownership: 10%.
  • Date of event: 31 Dec 2025.

What Changed

  • Previous schedule filing date: 14 Nov 2025.
  • Current filing was accepted on 17 Feb 2026, 16:33.

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.

Source Evidence

Backed by Schedule 13D/13G

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

See Original Filing

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
JANUS HENDERSON GROUP PLC 10% 5,141,616 0 5,141,616 Kristin Mariani Head of North America Compliance