Schedule 13G ownership disclosure

Tandem Diabetes Care Inc

Common Stock, par value $0.001 per share · CUSIP: 875372203

Event date: 2025-09-30

Filing-level shares
3,691,198.00
Percent of class
5.46%
  • ArrowMark Colorado Holdings, LLC

    Shares: 3,691,198.00 · Class: 5.46%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001172661-25-004740
Form type
SCHEDULE 13G
Filer
ArrowMark Colorado Holdings LLC
CIK
CIK 1483859
Filed
Nov 13, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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