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North Star Asset Management’s Avantor AVTR Stock Holding History

North Star 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
2026
Q2 		$1.37M Sell
138,877
-41,481
-23% -$357K 0.05% 176
2026
Q1 		$1.41M Sell
180,358
-57,810
-24% -$569K 0.06% 165
2025
Q4 		$2.73M Sell
238,168
-35,897
-13% -$442K 0.11% 130
2025
Q3 		$3.42M Sell
274,065
-15,259
-5% -$197K 0.14% 114
2025
Q2 		$3.89M Buy
289,324
+32,689
+13% +$447K 0.16% 106
2025
Q1 		$4.16M Buy
256,635
+20,053
+8% +$380K 0.19% 98
2024
Q4 		$4.98M Buy
236,582
+19,407
+9% +$436K 0.22% 92
2024
Q3 		$5.62M Buy
217,175
+9,923
+5% +$244K 0.25% 92
2024
Q2 		$4.39M Buy
207,252
+2,078
+1% +$50K 0.21% 95
2024
Q1 		$5.25M Buy
205,174
+7,653
+4% +$182K 0.25% 92
2023
Q4 		$4.51M Sell
197,521
-8,901
-4% -$182K 0.23% 94
2023
Q3 		$4.35M Sell
206,422
-3,700
-2% -$78.7K 0.25% 93
2023
Q2 		$4.32M Buy
210,122
+12,912
+7% +$261K 0.24% 95
2023
Q1 		$4.17M Buy
197,210
+7,490
+4% +$171K 0.25% 94
2022
Q4 		$4M Buy
189,720
+9,644
+5% +$200K 0.25% 93
2022
Q3 		$3.53M Buy
180,076
+8,637
+5% +$231K 0.24% 99
2022
Q2 		$5.33M Buy
171,439
+6,858
+4% +$214K 0.35% 82
2022
Q1 		$5.57M Buy
164,581
+7,092
+5% +$253K 0.31% 86
2021
Q4 		$6.64M Buy
157,489
+16,375
+12% +$645K 0.33% 80
2021
Q3 		$5.77M Buy
141,114
+11,503
+9% +$449K 0.32% 83
2021
Q2 		$4.6M Buy
129,611
+16,813
+15% +$544K 0.26% 92
2021
Q1 		$3.26M Buy
+112,798
New +$3.26M 0.2% 106

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GA
Greenhaven Associates Purchase, New York $8.66B AUM 17.37% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
ECM
Engine Capital Management New York $1.03B AUM 4.33% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
NMC
New Mountain Capital New York $139M AUM 26.45% 1-Year Est. Return

North Star Asset Management's AVTR Position: Q2 2026 in Review

North Star Asset Management reduced its Avantor (AVTR) stake by 23% in Q2 2026, selling an estimated $357K and leaving 138,877 shares worth $1.37M. The position accounts for 0.05% of the portfolio, ranked #176.

North Star Asset Management first reported a position in AVTR in Q1 2021 and has held it in 22 quarters since. The position peaked at $6.64M in Q4 2021. 459 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

  • North Star Asset Management held 138,877 shares of Avantor worth $1.37M as of Q2 2026.
  • North Star Asset Management sold 41,481 Avantor shares in Q2 2026, an estimated $357K.
  • Avantor made up 0.05% of North Star Asset Management's portfolio in Q2 2026, its #176 holding.
  • North Star Asset Management first reported a position in Avantor in Q1 2021 and has held it in 22 quarters since.
  • North Star Asset Management's Avantor position peaked at $6.64M in Q4 2021.
  • 459 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on North Star Asset Management's 13F filing for Q2 2026, filed 18 Aug 2026.