D.E. Shaw & Co’s Halozyme HALO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$121M Buy
1,868,708
+219,242
+13% +$15.5M 0.1% 315
2025
Q4
$111M Sell
1,649,466
-1,000,909
-38% -$67.3M 0.08% 367
2025
Q3
$194M Buy
2,650,375
+1,631,571
+160% +$108M 0.16% 199
2025
Q2
$53M Buy
1,018,804
+399,242
+64% +$22.7M 0.05% 551
2025
Q1
$39.5M Sell
619,562
-211,852
-25% -$12.3M 0.05% 576
2024
Q4
$39.7M Buy
831,414
+524,802
+171% +$26.9M 0.04% 670
2024
Q3
$17.6M Sell
306,612
-172,163
-36% -$9.87M 0.02% 1069
2024
Q2
$25.1M Buy
478,775
+180,650
+61% +$7.92M 0.04% 772
2024
Q1
$12.1M Buy
298,125
+272,549
+1,066% +$10.2M 0.02% 1246
2023
Q4
$945K Buy
25,576
+3,527
+16% +$133K ﹤0.01% 3170
2023
Q3
$842K Buy
22,049
+10,849
+97% +$444K ﹤0.01% 3156
2023
Q2
$404K Sell
11,200
-15,686
-58% -$535K ﹤0.01% 3503
2023
Q1
$1.03M Sell
26,886
-3,499
-12% -$164K ﹤0.01% 3144
2022
Q4
$1.73M Buy
30,385
+3,368
+12% +$172K ﹤0.01% 3044
2022
Q3
$1.07M Buy
27,017
+2,917
+12% +$129K ﹤0.01% 3546
2022
Q2
$1.06M Sell
24,100
-10,573
-30% -$457K ﹤0.01% 3594
2022
Q1
$1.38M Sell
34,673
-193,434
-85% -$6.89M ﹤0.01% 3640
2021
Q4
$9.17M Buy
228,107
+1,796
+0.8% +$67K 0.01% 1737
2021
Q3
$9.21M Sell
226,311
-211,087
-48% -$8.83M 0.01% 1573
2021
Q2
$19.9M Sell
437,398
-431,065
-50% -$19.1M 0.02% 1027
2021
Q1
$36.2M Sell
868,463
-425,741
-33% -$19.4M 0.04% 634
2020
Q4
$55.3M Sell
1,294,204
-1,078,709
-45% -$38.8M 0.07% 451
2020
Q3
$62.4M Buy
2,372,913
+272,027
+13% +$7.58M 0.08% 352
2020
Q2
$56.3M Buy
2,100,886
+197,293
+10% +$4.45M 0.08% 331
2020
Q1
$34.2M Sell
1,903,593
-171,630
-8% -$3.26M 0.07% 396
2019
Q4
$36.8M Buy
2,075,223
+1,526,558
+278% +$26.4M 0.06% 521
2019
Q3
$8.51M Sell
548,665
-4,721
-0.9% -$77.8K 0.01% 1268
2019
Q2
$9.51M Buy
553,386
+233,400
+73% +$3.77M 0.01% 1156
2019
Q1
$5.15M Sell
319,986
-82,898
-21% -$1.34M 0.01% 1534
2018
Q4
$5.89M Buy
402,884
+32,721
+9% +$522K 0.01% 1416
2018
Q3
$6.72M Buy
370,163
+169,425
+84% +$2.97M 0.01% 1373
2018
Q2
$3.39M Buy
200,738
+129,054
+180% +$2.44M 0.01% 1814
2018
Q1
$1.4M Sell
71,684
-181,052
-72% -$3.51M ﹤0.01% 2272
2017
Q4
$5.12M Sell
252,736
-124,620
-33% -$2.29M 0.01% 1471
2017
Q3
$6.55M Buy
377,356
+366,302
+3,314% +$4.96M 0.01% 1192
2017
Q2
$142K Buy
+11,054
New +$148K ﹤0.01% 3235
2017
Q1
Sell
-10,112
Closed -$100K 3433
2016
Q4
$100K Sell
10,112
-60,279
-86% -$660K ﹤0.01% 3346
2016
Q3
$850K Buy
+70,391
New +$719K ﹤0.01% 2494
2016
Q1
Sell
-79,095
Closed -$1.37M 3572
2015
Q4
$1.37M Sell
79,095
-21,890
-22% -$349K ﹤0.01% 2430
2015
Q3
$1.36M Sell
100,985
-63,495
-39% -$1.27M ﹤0.01% 2392
2015
Q2
$3.71M Buy
164,480
+108,969
+196% +$1.92M 0.01% 1707
2015
Q1
$793K Buy
55,511
+17,291
+45% +$249K ﹤0.01% 2739
2014
Q4
$369K Buy
38,220
+15,400
+67% +$137K ﹤0.01% 3529
2014
Q3
$208K Sell
22,820
-32,480
-59% -$309K ﹤0.01% 3874
2014
Q2
$546K Buy
55,300
+43,300
+361% +$367K ﹤0.01% 3454
2014
Q1
$152K Buy
+12,000
New +$178K ﹤0.01% 4136

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