Schedule 13D ownership disclosure

BlackLine Inc

Common Stock, par value $0.01 per share · CUSIP: 09239B109

Event date: 2026-03-11

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares
Unavailable
Percent of class
Unavailable
  • Fivespan Partners, LPReported CIK 0002040262

    Shares: 3,013,943.00 · Class: 5.1%

  • Dylan Haggart

    Shares: 3,013,943.00 · Class: 5.1%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0001213900-26-027189
Form type
SCHEDULE 13D
Filer
BLACKLINE, INC.
CIK
CIK 1666134
Filed
Mar 12, 2026
Reporting period
Mar 11, 2026
Description
Schedule 13D beneficial ownership

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