SEI Investments’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 | $29.6M | Sell |
457,783
-443,361
| -49% | -$31.3M | 0.03% | 621 |
|
|
2025
Q4 | $60.6M | Buy |
901,144
+440,152
| +95% | +$29.6M | 0.06% | 335 |
|
|
2025
Q3 | $33.8M | Buy |
460,992
+49,614
| +12% | +$3.3M | 0.04% | 505 |
|
|
2025
Q2 | $21.4M | Buy |
411,378
+214,655
| +109% | +$12.2M | 0.02% | 664 |
|
|
2025
Q1 | $12.6M | Buy |
196,723
+30,758
| +19% | +$1.79M | 0.02% | 885 |
|
|
2024
Q4 | $7.93M | Sell |
165,965
-169,934
| -51% | -$8.71M | 0.01% | 1077 |
|
|
2024
Q3 | $19.2M | Buy |
335,899
+11,690
| +4% | +$670K | 0.03% | 679 |
|
|
2024
Q2 | $17M | Sell |
324,209
-4,914
| -1% | -$216K | 0.02% | 672 |
|
|
2024
Q1 | $13.4M | Sell |
329,123
-151,673
| -32% | -$5.69M | 0.02% | 790 |
|
|
2023
Q4 | $17.8M | Sell |
480,796
-47,304
| -9% | -$1.78M | 0.03% | 621 |
|
|
2023
Q3 | $20.2M | Buy |
528,100
+134,129
| +34% | +$5.49M | 0.04% | 533 |
|
|
2023
Q2 | $14.2M | Sell |
393,971
-15,384
| -4% | -$525K | 0.02% | 705 |
|
|
2023
Q1 | $15.6M | Buy |
409,355
+41,578
| +11% | +$1.95M | 0.03% | 637 |
|
|
2022
Q4 | $20.9M | Sell |
367,777
-50,869
| -12% | -$2.6M | 0.05% | 436 |
|
|
2022
Q3 | $16.6M | Buy |
418,646
+25,629
| +7% | +$1.13M | 0.04% | 536 |
|
|
2022
Q2 | $17.3M | Sell |
393,017
-17,154
| -4% | -$742K | 0.04% | 515 |
|
|
2022
Q1 | $16.4M | Sell |
410,171
-33,482
| -8% | -$1.19M | 0.03% | 563 |
|
|
2021
Q4 | $17.9M | Buy |
443,653
+69,515
| +19% | +$2.6M | 0.03% | 522 |
|
|
2021
Q3 | $15.2M | Sell |
374,138
-14,264
| -4% | -$596K | 0.03% | 560 |
|
|
2021
Q2 | $17.6M | Sell |
388,402
-19,709
| -5% | -$872K | 0.04% | 459 |
|
|
2021
Q1 | $17M | Buy |
408,111
+100,271
| +33% | +$4.58M | 0.04% | 433 |
|
|
2020
Q4 | $13.1M | Sell |
307,840
-225,650
| -42% | -$8.11M | 0.03% | 520 |
|
|
2020
Q3 | $14M | Sell |
533,490
-14,443
| -3% | -$402K | 0.04% | 416 |
|
|
2020
Q2 | $14.7M | Buy |
547,933
+48,467
| +10% | +$1.09M | 0.05% | 391 |
|
|
2020
Q1 | $8.96M | Buy |
499,466
+406,136
| +435% | +$7.71M | 0.03% | 507 |
|
|
2019
Q4 | $1.65M | Sell |
93,330
-53,461
| -36% | -$926K | ﹤0.01% | 1428 |
|
|
2019
Q3 | $2.28M | Buy |
146,791
+15,441
| +12% | +$254K | 0.01% | 1271 |
|
|
2019
Q2 | $2.26M | Sell |
131,350
-22,245
| -14% | -$359K | 0.01% | 1281 |
|
|
2019
Q1 | $2.47M | Sell |
153,595
-222,744
| -59% | -$3.61M | 0.01% | 1224 |
|
|
2018
Q4 | $6.84M | Hold |
376,339
| – | – | 0.02% | 728 |
|
|
2018
Q3 | $6.84M | Buy |
376,339
+40,715
| +12% | +$713K | 0.02% | 709 |
|
|
2018
Q2 | $5.66M | Buy |
335,624
+11,580
| +4% | +$219K | 0.02% | 864 |
|
|
2018
Q1 | $6.35M | Buy |
324,044
+14,987
| +5% | +$290K | 0.02% | 718 |
|
|
2017
Q4 | $6.26M | Sell |
309,057
-13,205
| -4% | -$243K | 0.02% | 806 |
|
|
2017
Q3 | $5.6M | Sell |
322,262
-12,763
| -4% | -$173K | 0.02% | 838 |
|
|
2017
Q2 | $4.29M | Buy |
335,025
+25,300
| +8% | +$338K | 0.02% | 905 |
|
|
2017
Q1 | $4.01M | Buy |
309,725
+2,605
| +0.8% | +$32.9K | 0.02% | 896 |
|
|
2016
Q4 | $3.03M | Buy |
307,120
+48,235
| +19% | +$528K | 0.01% | 984 |
|
|
2016
Q3 | $3.13M | Buy |
258,885
+35,605
| +16% | +$364K | 0.02% | 897 |
|
|
2016
Q2 | $1.93M | Buy |
223,280
+4,515
| +2% | +$44.6K | 0.01% | 1008 |
|
|
2016
Q1 | $2.07M | Buy |
218,765
+5,420
| +3% | +$51K | 0.01% | 961 |
|
|
2015
Q4 | $3.7M | Sell |
213,345
-25,046
| -11% | -$399K | 0.02% | 761 |
|
|
2015
Q3 | $3.2M | Buy |
238,391
+133,718
| +128% | +$2.68M | 0.03% | 606 |
|
|
2015
Q2 | $2.36M | Buy |
104,673
+41,460
| +66% | +$729K | 0.02% | 696 |
|
|
2015
Q1 | $903K | Buy |
+63,213
| New | +$912K | 0.01% | 1003 |
|
Other funds holding HALO
VCM
VPM
SEI Investments's HALO Position: Q1 2026 in Review
SEI Investments reduced its Halozyme (HALO) stake by 49% in Q1 2026, selling an estimated $31.3M and leaving 457,783 shares worth $29.6M. The position accounts for 0.03% of the portfolio, ranked #621.
SEI Investments first reported a position in HALO in Q1 2015 and has held it in 45 quarters since. The position peaked at $60.6M in Q4 2025. 634 funds tracked by Wall St. Rank hold HALO as of Q1 2026.
- SEI Investments held 457,783 shares of Halozyme worth $29.6M as of Q1 2026.
- SEI Investments sold 443,361 Halozyme shares in Q1 2026, an estimated $31.3M.
- Halozyme made up 0.03% of SEI Investments's portfolio in Q1 2026, its #621 holding.
- SEI Investments first reported a position in Halozyme in Q1 2015 and has held it in 45 quarters since.
- SEI Investments's Halozyme position peaked at $60.6M in Q4 2025.
- 634 funds tracked by Wall St. Rank held Halozyme as of Q1 2026.
Based on SEI Investments's 13F filing for Q1 2026, filed 13 May 2026.