Marshall Wace’s AstraZeneca AZN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$97.1M Buy
492,446
+486,986
+8,919% +$93.9M 0.1% 174
2025
Q4
$1M Sell
5,460
-342,787
-98% -$60.1M ﹤0.01% 1921
2025
Q3
$53.4M Sell
348,247
-651,719
-65% -$98.6M 0.05% 300
2025
Q2
$140M Buy
999,966
+311,951
+45% +$43.7M 0.16% 116
2025
Q1
$101M Sell
688,015
-1,250,466
-65% -$181M 0.13% 136
2024
Q4
$254M Buy
+1,938,481
New +$271M 0.31% 47
2024
Q3
Sell
-293,680
Closed -$45.8M 2501
2024
Q2
$45.8M Sell
293,680
-279,139
-49% -$42M 0.06% 283
2024
Q1
$77.6M Buy
572,819
+552,432
+2,710% +$73.2M 0.12% 166
2023
Q4
$2.75M Buy
20,387
+4,186
+26% +$544K ﹤0.01% 1098
2023
Q3
$2.19M Sell
16,201
-100,256
-86% -$13.7M ﹤0.01% 1186
2023
Q2
$16.7M Sell
116,457
-112,118
-49% -$16.5M 0.03% 543
2023
Q1
$31.7M Sell
228,575
-940,045
-80% -$126M 0.07% 312
2022
Q4
$158M Buy
1,168,620
+266,954
+30% +$33.5M 0.36% 52
2022
Q3
$98.9M Buy
901,666
+153,783
+21% +$19.5M 0.22% 87
2022
Q2
$98.8M Sell
747,883
-227,477
-23% -$29.8M 0.2% 103
2022
Q1
$129M Sell
975,360
-43,965
-4% -$5.27M 0.25% 78
2021
Q4
$119M Buy
1,019,325
+917,367
+900% +$108M 0.22% 86
2021
Q3
$12.2M Buy
101,958
+60,127
+144% +$7M 0.05% 442
2021
Q2
$5.01M Sell
41,831
-53,042
-56% -$5.82M 0.02% 831
2021
Q1
$9.43M Buy
94,873
+79,151
+503% +$7.96M 0.04% 485
2020
Q4
$1.57M Buy
+15,722
New +$1.67M 0.01% 1046
2020
Q3
Sell
-72,621
Closed -$7.68M 1570
2020
Q2
$7.68M Buy
72,621
+34,393
+90% +$3.55M 0.05% 354
2020
Q1
$3.41M Sell
38,228
-512,868
-93% -$48.3M 0.03% 476
2019
Q4
$55M Sell
551,096
-391,636
-42% -$36.9M 0.38% 48
2019
Q3
$84M Sell
942,732
-229,973
-20% -$19.9M 0.66% 18
2019
Q2
$96.8M Buy
1,172,705
+848,612
+262% +$66.5M 0.8% 14
2019
Q1
$26.2M Buy
+324,093
New +$25.5M 0.25% 80
2018
Q3
Sell
-149,796
Closed -$10.5M 1131
2018
Q2
$10.5M Buy
+149,796
New +$10.8M 0.16% 176
2017
Q3
Sell
-101,717
Closed -$6.92M 339
2017
Q2
$6.92M Buy
+101,717
New +$6.64M 0.3% 66
2017
Q1
Sell
-326,261
Closed -$17.8M 339
2016
Q4
$17.8M Buy
326,261
+206,168
+172% +$11.7M 0.12% 212
2016
Q3
$7.89M Buy
+120,093
New +$7.85M 0.06% 323
2015
Q4
Sell
-6,804
Closed -$433K 970
2015
Q3
$433K Sell
6,804
-35,972
-84% -$2.37M 0.01% 759
2015
Q2
$2.73M Sell
42,776
-62,285
-59% -$4.26M 0.04% 408
2015
Q1
$7.19M Buy
+105,061
New +$7.3M 0.09% 250
2014
Q3
Sell
-108,220
Closed -$8.04M 875
2014
Q2
$8.04M Sell
108,220
-366,345
-77% -$26.5M 0.12% 203
2014
Q1
$30.8M Buy
+474,565
New +$30.6M 0.56% 44

Other funds holding AZN

Marshall Wace's AZN Position: Q1 2026 in Review

Marshall Wace increased its AstraZeneca (AZN) stake by 8,919% in Q1 2026, buying an estimated $93.9M and bringing the position to 492,446 shares worth $97.1M. The position accounts for 0.1% of the portfolio, ranked #174.

Marshall Wace first reported a position in AZN in Q1 2014 and has held it in 36 quarters since. The position peaked at $254M in Q4 2024. 1,377 funds tracked by Wall St. Rank hold AZN as of Q1 2026.

  • Marshall Wace held 492,446 shares of AstraZeneca worth $97.1M as of Q1 2026.
  • Marshall Wace bought 486,986 AstraZeneca shares in Q1 2026, an estimated $93.9M.
  • AstraZeneca made up 0.1% of Marshall Wace's portfolio in Q1 2026, its #174 holding.
  • Marshall Wace first reported a position in AstraZeneca in Q1 2014 and has held it in 36 quarters since.
  • Marshall Wace's AstraZeneca position peaked at $254M in Q4 2024.
  • 1,377 funds tracked by Wall St. Rank held AstraZeneca as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.