Jane Street’s Halozyme HALO Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $54.4M | Sell |
694,684
-137,023
| -16% | -$9.34M | ﹤0.01% | 1357 |
|
|
2026
Q1 | $53.8M | Buy |
831,707
+667,363
| +406% | +$47M | 0.01% | 1012 |
|
|
2025
Q4 | $11.1M | Sell |
164,344
-911,024
| -85% | -$61.3M | ﹤0.01% | 2207 |
|
|
2025
Q3 | $78.9M | Buy |
1,075,368
+108,392
| +11% | +$7.2M | 0.01% | 701 |
|
|
2025
Q2 | $50.3M | Buy |
966,976
+926,602
| +2,295% | +$52.7M | 0.01% | 759 |
|
|
2025
Q1 | $2.58M | Sell |
40,374
-15,796
| -28% | -$918K | ﹤0.01% | 3950 |
|
|
2024
Q4 | $2.69M | Sell |
56,170
-122,132
| -68% | -$6.26M | ﹤0.01% | 3625 |
|
|
2024
Q3 | $10.2M | Sell |
178,302
-113,195
| -39% | -$6.49M | ﹤0.01% | 1895 |
|
|
2024
Q2 | $15.3M | Buy |
291,497
+190,324
| +188% | +$8.35M | ﹤0.01% | 1562 |
|
|
2024
Q1 | $4.12M | Sell |
101,173
-58,330
| -37% | -$2.19M | ﹤0.01% | 2920 |
|
|
2023
Q4 | $5.9M | Sell |
159,503
-29,759
| -16% | -$1.12M | ﹤0.01% | 2624 |
|
|
2023
Q3 | $7.23M | Buy |
189,262
+16,010
| +9% | +$656K | ﹤0.01% | 2148 |
|
|
2023
Q2 | $6.25M | Buy |
173,252
+11,423
| +7% | +$390K | ﹤0.01% | 2447 |
|
|
2023
Q1 | $6.18M | Buy |
161,829
+92,121
| +132% | +$4.32M | ﹤0.01% | 2165 |
|
|
2022
Q4 | $3.97M | Buy |
69,708
+16,477
| +31% | +$844K | ﹤0.01% | 2803 |
|
|
2022
Q3 | $2.1M | Sell |
53,231
-132,546
| -71% | -$5.86M | ﹤0.01% | 4126 |
|
|
2022
Q2 | $8.17M | Buy |
185,777
+148,432
| +397% | +$6.42M | ﹤0.01% | 1989 |
|
|
2022
Q1 | $1.49M | Buy |
37,345
+14,315
| +62% | +$510K | ﹤0.01% | 5313 |
|
|
2021
Q4 | $926K | Buy |
23,030
+15,278
| +197% | +$570K | ﹤0.01% | 6045 |
|
|
2021
Q3 | $315K | Buy |
7,752
+2,526
| +48% | +$106K | ﹤0.01% | 8087 |
|
|
2021
Q2 | $237K | Sell |
5,226
-72,351
| -93% | -$3.2M | ﹤0.01% | 8558 |
|
|
2021
Q1 | $3.23M | Sell |
77,577
-5,829
| -7% | -$266K | ﹤0.01% | 3106 |
|
|
2020
Q4 | $3.56M | Buy |
83,406
+40,795
| +96% | +$1.47M | ﹤0.01% | 2570 |
|
|
2020
Q3 | $1.12M | Buy |
42,611
+26,400
| +163% | +$735K | ﹤0.01% | 3913 |
|
|
2020
Q2 | $435K | Buy |
+16,211
| New | +$366K | ﹤0.01% | 5283 |
|
|
2020
Q1 | – | Sell |
-32,357
| Closed | -$614K | – | 5576 |
|
|
2019
Q4 | $574K | Buy |
32,357
+12,390
| +62% | +$215K | ﹤0.01% | 3514 |
|
|
2019
Q3 | $310K | Buy |
+19,967
| New | +$329K | ﹤0.01% | 4140 |
|
|
2019
Q2 | – | Sell |
-17,986
| Closed | -$290K | – | 5370 |
|
|
2019
Q1 | $290K | Buy |
+17,986
| New | +$291K | ﹤0.01% | 4288 |
|
|
2018
Q4 | – | Sell |
-33,920
| Closed | -$616K | – | 5245 |
|
|
2018
Q3 | $616K | Buy |
+33,920
| New | +$594K | ﹤0.01% | 3359 |
|
|
2018
Q2 | – | Sell |
-13,829
| Closed | -$271K | – | 5204 |
|
|
2018
Q1 | $271K | Sell |
13,829
-13,647
| -50% | -$264K | ﹤0.01% | 4138 |
|
|
2017
Q4 | $557K | Buy |
27,476
+4,029
| +17% | +$74.1K | ﹤0.01% | 3040 |
|
|
2017
Q3 | $407K | Sell |
23,447
-2,564
| -10% | -$34.7K | ﹤0.01% | 3355 |
|
|
2017
Q2 | $333K | Buy |
+26,011
| New | +$347K | ﹤0.01% | 3490 |
|
|
2016
Q3 | – | Sell |
-19,902
| Closed | -$172K | – | 4195 |
|
|
2016
Q2 | $172K | Sell |
19,902
-1,403
| -7% | -$13.8K | ﹤0.01% | 3800 |
|
|
2016
Q1 | $202K | Buy |
+21,305
| New | +$200K | ﹤0.01% | 3705 |
|
|
2015
Q4 | – | Sell |
-21,207
| Closed | -$338K | – | 4175 |
|
|
2015
Q3 | $285K | Sell |
21,207
-53,337
| -72% | -$1.07M | ﹤0.01% | 2841 |
|
|
2015
Q2 | $1.68M | Buy |
+74,544
| New | +$1.31M | 0.01% | 1117 |
|
|
2014
Q1 | – | Sell |
-15,436
| Closed | -$231K | – | 2832 |
|
|
2013
Q4 | $231K | Sell |
15,436
-35,201
| -70% | -$453K | ﹤0.01% | 1902 |
|
|
2013
Q3 | $559K | Sell |
50,637
-81,638
| -62% | -$680K | 0.01% | 1615 |
|
|
2013
Q2 | $1.05M | Buy |
+132,275
| New | +$842K | 0.02% | 857 |
|
Other funds holding HALO
VCM
VPM
SCM
Jane Street's HALO Position: Q2 2026 in Review
Jane Street reduced its Halozyme (HALO) stake by 16% in Q2 2026, selling an estimated $9.34M and leaving 694,684 shares worth $54.4M. The position accounts for ﹤0.01% of the portfolio, ranked #1357.
Jane Street first reported a position in HALO in Q2 2013 and has held it in 40 quarters since. The position peaked at $78.9M in Q3 2025. 629 funds tracked by Wall St. Rank hold HALO as of Q2 2026.
- Jane Street held 694,684 shares of Halozyme worth $54.4M as of Q2 2026.
- Jane Street sold 137,023 Halozyme shares in Q2 2026, an estimated $9.34M.
- Halozyme made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #1357 holding.
- Jane Street first reported a position in Halozyme in Q2 2013 and has held it in 40 quarters since.
- Jane Street's Halozyme position peaked at $78.9M in Q3 2025.
- 629 funds tracked by Wall St. Rank held Halozyme as of Q2 2026.
Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.