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
Q1 | $1.35M | Buy |
20,900
+8,700
| +71% | +$613K | ﹤0.01% | 5848 |
|
|
2025
Q4 | $821K | Sell |
12,200
-64,200
| -84% | -$4.32M | ﹤0.01% | 6563 |
|
|
2025
Q3 | $5.6M | Sell |
76,400
-21,400
| -22% | -$1.42M | ﹤0.01% | 3259 |
|
|
2025
Q2 | $5.09M | Buy |
97,800
+6,600
| +7% | +$376K | ﹤0.01% | 2973 |
|
|
2025
Q1 | $5.82M | Buy |
91,200
+38,600
| +73% | +$2.24M | ﹤0.01% | 2717 |
|
|
2024
Q4 | $2.51M | Sell |
52,600
-63,900
| -55% | -$3.28M | ﹤0.01% | 3719 |
|
|
2024
Q3 | $6.67M | Buy |
116,500
+33,600
| +41% | +$1.93M | ﹤0.01% | 2414 |
|
|
2024
Q2 | $4.34M | Sell |
82,900
-93,600
| -53% | -$4.1M | ﹤0.01% | 3188 |
|
|
2024
Q1 | $7.18M | Buy |
176,500
+60,300
| +52% | +$2.26M | ﹤0.01% | 2166 |
|
|
2023
Q4 | $4.29M | Sell |
116,200
-4,200
| -3% | -$158K | ﹤0.01% | 3070 |
|
|
2023
Q3 | $4.6M | Buy |
120,400
+13,900
| +13% | +$569K | ﹤0.01% | 2725 |
|
|
2023
Q2 | $3.84M | Sell |
106,500
-33,300
| -24% | -$1.14M | ﹤0.01% | 3121 |
|
|
2023
Q1 | $5.34M | Buy |
139,800
+58,300
| +72% | +$2.73M | ﹤0.01% | 2353 |
|
|
2022
Q4 | $4.64M | Sell |
81,500
-14,700
| -15% | -$753K | ﹤0.01% | 2591 |
|
|
2022
Q3 | $3.8M | Sell |
96,200
-95,600
| -50% | -$4.23M | ﹤0.01% | 3061 |
|
|
2022
Q2 | $8.44M | Buy |
191,800
+162,600
| +557% | +$7.03M | ﹤0.01% | 1946 |
|
|
2022
Q1 | $1.16M | Sell |
29,200
-45,600
| -61% | -$1.62M | ﹤0.01% | 5814 |
|
|
2021
Q4 | $3.01M | Buy |
74,800
+38,600
| +107% | +$1.44M | ﹤0.01% | 3679 |
|
|
2021
Q3 | $1.47M | Sell |
36,200
-16,400
| -31% | -$686K | ﹤0.01% | 5108 |
|
|
2021
Q2 | $2.39M | Buy |
52,600
+42,100
| +401% | +$1.86M | ﹤0.01% | 3988 |
|
|
2021
Q1 | $438K | Sell |
10,500
-50,300
| -83% | -$2.3M | ﹤0.01% | 7038 |
|
|
2020
Q4 | $2.6M | Buy |
60,800
+6,900
| +13% | +$248K | ﹤0.01% | 3060 |
|
|
2020
Q3 | $1.42M | Sell |
53,900
-139,000
| -72% | -$3.87M | ﹤0.01% | 3542 |
|
|
2020
Q2 | $5.17M | Buy |
192,900
+182,600
| +1,773% | +$4.12M | ﹤0.01% | 1798 |
|
|
2020
Q1 | $185K | Buy |
+10,300
| New | +$196K | ﹤0.01% | 4686 |
|
|
2019
Q2 | – | Sell |
-10,000
| Closed | -$161K | – | 5369 |
|
|
2019
Q1 | $161K | Buy |
+10,000
| New | +$162K | ﹤0.01% | 4702 |
|
|
2018
Q1 | – | Sell |
-20,400
| Closed | -$413K | – | 5024 |
|
|
2017
Q4 | $413K | Sell |
20,400
-3,900
| -16% | -$71.7K | ﹤0.01% | 3395 |
|
|
2017
Q3 | $422K | Buy |
+24,300
| New | +$329K | ﹤0.01% | 3312 |
|
Other funds holding HALO
VCM
VPM
Jane Street's HALO Position: Q1 2026 in Review
Jane Street increased its Halozyme (HALO) stake by 406% in Q1 2026, buying an estimated $47M and bringing the position to 831,707 shares worth $53.8M. The position accounts for 0.01% of the portfolio, ranked #1012.
Jane Street first reported a position in HALO in Q2 2013 and has held it in 39 quarters since. The position peaked at $78.9M in Q3 2025. 635 funds tracked by Wall St. Rank hold HALO as of Q1 2026.
- Jane Street held 831,707 shares of Halozyme worth $53.8M as of Q1 2026.
- Jane Street bought 667,363 Halozyme shares in Q1 2026, an estimated $47M.
- Halozyme made up 0.01% of Jane Street's portfolio in Q1 2026, its #1012 holding.
- Jane Street first reported a position in Halozyme in Q2 2013 and has held it in 39 quarters since.
- Jane Street's Halozyme position peaked at $78.9M in Q3 2025.
- 635 funds tracked by Wall St. Rank held Halozyme as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.