bluebird bio, Inc. - COM NEW (BLUE)

Historical Holders from Q4 2024 to Q3 2025

Symbol: BLUE on Nasdaq
Type / Class: Equity / COM NEW
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares, excl. options: 0
Holdings value: $0
Number of holders: 0
Number of sells: -2
Average sells %: 0%

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Institutional Holders of bluebird bio, Inc. - COM NEW (BLUE)

Period	Reported Shares, Excl. Options	Value, Excl. Options	Change	Puts Notional Value	Calls Notional Value	Price	Investors
2025 Q3	0	$0	-$6,891				0
2025 Q2	1,393	$6,891	-$17,095,445	$0	$0	$2.7	2
2025 Q1	3,501,141	$17,105,610	+$2,427,794	$2,549,385	$1,662,250	$4.88	83
2024 Q4	2,825,612	$23,559,344	+$23,320,809	$407,159	$3,697,820	$8.34	75