MG
BLUE

Marex Group’s bluebird bio BLUE Stock Holding History

Marex Group’s Portfolio BLUE Stock Details BLUE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-17,150
Closed -$143K – 707
2024
Q4 		$143K Sell
17,150
-1
-0% -$9 ﹤0.01% 586
2024
Q3 		$178K Buy
17,151
+10,000
+140% +$166K ﹤0.01% 493
2024
Q2 		$141K Sell
7,151
-1,166
-14% -$23.4K ﹤0.01% 546
2024
Q1 		$213K Sell
8,317
-1,813
-18% -$46.5K 0.01% 380
2023
Q4 		$280K Buy
10,130
+966
+11% +$58.9K 0.01% 401
2023
Q3 		$557K Buy
9,164
+697
+8% +$49K 0.08% 108
2023
Q2 		$557K Buy
8,467
+1,696
+25% +$124K 0.1% 124
2023
Q1 		$431K Buy
6,771
+3,552
+110% +$406K 0.06% 170
2022
Q4 		$445K Buy
+3,219
New +$454K 0.06% 181

Other funds holding BLUE

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
CIEC
Crédit Industriel et Commercial Paris France, France $1.28B AUM 41.08% 1-Year Est. Return
GLF
Groupe la Francaise Paris, France $7.29B AUM 37.28% 1-Year Est. Return
EPM
Equitec Proprietary Markets Chicago, Illinois $559M AUM 230.29% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
QOP
Quinn Opportunity Partners Charlottesville, Virginia $1.92B AUM 31.26% 1-Year Est. Return

Marex Group's BLUE Position: Q1 2025 in Review

Marex Group sold out of bluebird bio (BLUE) in Q1 2025, closing a stake of 17,150 shares — an estimated $143K sold.

Marex Group first reported a position in BLUE in Q4 2022 and held it in 9 quarters. The position peaked at $557K in Q3 2023. 85 funds tracked by Wall St. Rank hold BLUE as of Q1 2025.

  • Marex Group reported no remaining bluebird bio position as of Q1 2025 after selling out during the quarter.
  • Marex Group sold 17,150 bluebird bio shares in Q1 2025, an estimated $143K.
  • Marex Group first reported a position in bluebird bio in Q4 2022 and held it in 9 quarters.
  • Marex Group's bluebird bio position peaked at $557K in Q3 2023.
  • 85 funds tracked by Wall St. Rank held bluebird bio as of Q1 2025.

Based on Marex Group's 13F filing for Q1 2025, filed 2 Apr 2026.