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BLUE

bluebird bio
BLUE

Delisted

BLUE was delisted on the 30th of May, 2025.

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

BLUE Hedge Fund Activity: Q3 2025 in Review

0 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in bluebird bio (BLUE) for Q3 2025, worth a combined $0 — down 100% from $6.89K a quarter earlier.

Sellers outnumbered buyers: 3 funds closed out of BLUE and 0 opened new positions — a net loss of 3 holders — while 0 trimmed existing stakes and 0 added.

The largest seller was Russell Investments Group, exiting entirely with an estimated $6.89K sold.

  • 0 institutional investors held bluebird bio (BLUE) as of Q3 2025, down from 3 in Q2 2025.
  • Funds reported $0 of bluebird bio stock for Q3 2025, down 100% quarter-over-quarter.
  • 0 funds opened new bluebird bio positions in Q3 2025 and 3 closed out, a net change of -3 holders.
  • The largest bluebird bio seller in Q3 2025 was Russell Investments Group, an estimated $6.89K sold.

Based on aggregated 13F filings for Q3 2025.