Citadel Advisors
AVTR icon

Citadel Advisors’s Avantor AVTR Stock Holding History

Citadel Advisors’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 		$3.95M Sell
399,147
-170,364
-30% -$1.47M ﹤0.01% 5143
2026
Q1 		$4.46M Sell
569,511
-674,445
-54% -$6.64M ﹤0.01% 4531
2025
Q4 		$14.3M Sell
1,243,956
-6,728,978
-84% -$82.8M ﹤0.01% 2770
2025
Q3 		$99.5M Buy
7,972,934
+5,183,010
+186% +$66.8M 0.02% 851
2025
Q2 		$37.6M Buy
2,789,924
+2,438,523
+694% +$33.4M 0.01% 1473
2025
Q1 		$5.7M Sell
351,401
-7,667
-2% -$145K ﹤0.01% 3672
2024
Q4 		$7.57M Sell
359,068
-1,258,089
-78% -$28.3M ﹤0.01% 3336
2024
Q3 		$41.8M Sell
1,617,157
-361,589
-18% -$8.88M 0.01% 1384
2024
Q2 		$41.9M Buy
1,978,746
+1,652,618
+507% +$39.8M 0.01% 1291
2024
Q1 		$8.34M Sell
326,128
-2,675,799
-89% -$63.7M ﹤0.01% 3170
2023
Q4 		$68.5M Buy
3,001,927
+2,767,367
+1,180% +$56.7M 0.01% 942
2023
Q3 		$4.94M Buy
+234,560
New +$4.99M ﹤0.01% 3662
2023
Q2 		– Sell
-989,204
Closed -$20M – 14328
2023
Q1 		$20.9M Sell
989,204
-770,756
-44% -$17.6M ﹤0.01% 1875
2022
Q4 		$37.1M Buy
1,759,960
+1,703,722
+3,029% +$35.3M 0.01% 1372
2022
Q3 		$1.1M Sell
56,238
-4,317,024
-99% -$116M ﹤0.01% 6788
2022
Q2 		$136M Buy
4,373,262
+3,880,308
+787% +$121M 0.03% 423
2022
Q1 		$16.7M Buy
492,954
+59,878
+14% +$2.14M ﹤0.01% 2212
2021
Q4 		$18.3M Sell
433,076
-104,363
-19% -$4.11M ﹤0.01% 2138
2021
Q3 		$22M Sell
537,439
-1,460,393
-73% -$57.1M ﹤0.01% 1884
2021
Q2 		$70.9M Sell
1,997,832
-3,995,272
-67% -$129M 0.02% 880
2021
Q1 		$173M Sell
5,993,104
-804,342
-12% -$23.2M 0.04% 337
2020
Q4 		$191M Buy
6,797,446
+1,889,482
+38% +$48.7M 0.05% 275
2020
Q3 		$110M Sell
4,907,964
-183,340
-4% -$3.81M 0.03% 410
2020
Q2 		$86.6M Buy
5,091,304
+3,234,941
+174% +$52.7M 0.03% 476
2020
Q1 		$23.2M Buy
1,856,363
+1,771,281
+2,082% +$28.4M 0.01% 1118
2019
Q4 		$1.54M Sell
85,082
-4,595,195
-98% -$73.1M ﹤0.01% 4833
2019
Q3 		$68.8M Sell
4,680,277
-4,076,431
-47% -$69M 0.03% 579
2019
Q2 		$167M Buy
+8,756,708
New +$156M 0.08% 215

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

Citadel Advisors's AVTR Position: Q2 2026 in Review

Citadel Advisors reduced its Avantor (AVTR) stake by 30% in Q2 2026, selling an estimated $1.47M and leaving 399,147 shares worth $3.95M. The position accounts for ﹤0.01% of the portfolio, ranked #5143.

Citadel Advisors first reported a position in AVTR in Q2 2019 and has held it in 28 quarters since. The position peaked at $191M in Q4 2020. 459 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

  • Citadel Advisors held 399,147 shares of Avantor worth $3.95M as of Q2 2026.
  • Citadel Advisors sold 170,364 Avantor shares in Q2 2026, an estimated $1.47M.
  • Avantor made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #5143 holding.
  • Citadel Advisors first reported a position in Avantor in Q2 2019 and has held it in 28 quarters since.
  • Citadel Advisors's Avantor position peaked at $191M in Q4 2020.
  • 459 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.