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Blue Door Asset Management’s Avantor AVTR Stock Holding History

Blue Door Asset Management’s Portfolio AVTR Stock Details AVTR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-77,100
Closed -$962K – 27
2025
Q3 		$962K Sell
77,100
-306,600
-80% -$3.95M 0.51% 19
2025
Q2 		$5.16M Sell
383,700
-463,535
-55% -$6.34M 2.67% 14
2025
Q1 		$13.7M Buy
847,235
+347,200
+69% +$6.58M 7.35% 6
2024
Q4 		$10.5M Buy
500,035
+23,400
+5% +$526K 3.9% 9
2024
Q3 		$12.3M Buy
476,635
+36,947
+8% +$907K 7.99% 6
2024
Q2 		$9.32M Buy
439,688
+12,289
+3% +$296K 5.39% 9
2024
Q1 		$10.9M Buy
427,399
+25,000
+6% +$595K 6.52% 9
2023
Q4 		$9.19M Buy
402,399
+92,000
+30% +$1.88M 4.97% 11
2023
Q3 		$6.54M Buy
310,399
+120,000
+63% +$2.55M 4.64% 8
2023
Q2 		$3.91M Buy
+190,399
New +$3.85M 1.35% 13
2022
Q3 		– Sell
-95,000
Closed -$2.96M – 16
2022
Q2 		$2.96M Buy
+95,000
New +$2.97M 3.04% 13

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
GA
Greenhaven Associates Purchase, New York $6.07B AUM 11.2% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Blue Door Asset Management's AVTR Position: Q4 2025 in Review

Blue Door Asset Management sold out of Avantor (AVTR) in Q4 2025, closing a stake of 77,100 shares — an estimated $962K sold.

Blue Door Asset Management first reported a position in AVTR in Q2 2022 and held it in 11 quarters. The position peaked at $13.7M in Q1 2025. 419 funds tracked by Wall St. Rank hold AVTR as of Q4 2025.

  • Blue Door Asset Management reported no remaining Avantor position as of Q4 2025 after selling out during the quarter.
  • Blue Door Asset Management sold 77,100 Avantor shares in Q4 2025, an estimated $962K.
  • Blue Door Asset Management first reported a position in Avantor in Q2 2022 and held it in 11 quarters.
  • Blue Door Asset Management's Avantor position peaked at $13.7M in Q1 2025.
  • 419 funds tracked by Wall St. Rank held Avantor as of Q4 2025.

Based on Blue Door Asset Management's 13F filing for Q4 2025, filed 17 Feb 2026.