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OS

OneStream Inc
OS

Delisted

OS was delisted on the 31st of March, 2026.

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Fund managers haven’t disclosed any holdings of OS yet.

OS Hedge Fund Activity: Q2 2026 in Review

0 of the 8,153 institutional investors tracked by Wall St. Rank reported a position in OneStream Inc (OS) for Q2 2026, worth a combined $0 — down 100% from $2.23B a quarter earlier.

Sellers outnumbered buyers: 171 funds closed out of OS and 0 opened new positions — a net loss of 171 holders — while 0 trimmed existing stakes and 0 added.

The largest seller was Vanguard Portfolio Management, exiting entirely with an estimated $118M sold.

  • 0 institutional investors held OneStream Inc (OS) as of Q2 2026, down from 180 in Q1 2026.
  • Funds reported $0 of OneStream Inc stock for Q2 2026, down 100% quarter-over-quarter.
  • 0 funds opened new OneStream Inc positions in Q2 2026 and 171 closed out, a net change of -171 holders.
  • The largest OneStream Inc seller in Q2 2026 was Vanguard Portfolio Management, an estimated $118M sold.

Based on aggregated 13F filings for Q2 2026.