Jane Street’s Arrowhead Research ARWR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q3 | $14.1M | Buy |
215,500
+115,300
| +115% | +$9.33M | ﹤0.01% | 2423 |
|
|
2026
Q2 | $8.17M | Sell |
100,200
-13,900
| -12% | -$1.03M | ﹤0.01% | 3080 |
|
|
2026
Q1 | $7.15M | Sell |
114,100
-18,300
| -14% | -$1.16M | ﹤0.01% | 2984 |
|
|
2025
Q4 | $8.79M | Buy |
132,400
+109,400
| +476% | +$5.36M | ﹤0.01% | 2480 |
|
|
2025
Q3 | $793K | Sell |
23,000
-25,200
| -52% | -$554K | ﹤0.01% | 6823 |
|
|
2025
Q2 | $762K | Buy |
48,200
+32,800
| +213% | +$471K | ﹤0.01% | 6115 |
|
|
2025
Q1 | $196K | Sell |
15,400
-14,900
| -49% | -$271K | ﹤0.01% | 8466 |
|
|
2024
Q4 | $570K | Buy |
+30,300
| New | +$624K | ﹤0.01% | 6517 |
|
|
2024
Q3 | – | Sell |
-145,800
| Closed | -$3.79M | – | 9536 |
|
|
2024
Q2 | $3.79M | Buy |
145,800
+113,200
| +347% | +$2.78M | ﹤0.01% | 3410 |
|
|
2024
Q1 | $932K | Sell |
32,600
-15,300
| -32% | -$489K | ﹤0.01% | 5549 |
|
|
2023
Q4 | $1.47M | Buy |
47,900
+1,800
| +4% | +$47.8K | ﹤0.01% | 4867 |
|
|
2023
Q3 | $1.24M | Buy |
46,100
+17,900
| +63% | +$548K | ﹤0.01% | 4858 |
|
|
2023
Q2 | $1.01M | Buy |
28,200
+19,100
| +210% | +$659K | ﹤0.01% | 5173 |
|
|
2023
Q1 | $231K | Sell |
9,100
-66,200
| -88% | -$2.08M | ﹤0.01% | 7613 |
|
|
2022
Q4 | $3.05M | Sell |
75,300
-18,600
| -20% | -$616K | ﹤0.01% | 3195 |
|
|
2022
Q3 | $3.1M | Buy |
93,900
+7,000
| +8% | +$283K | ﹤0.01% | 3395 |
|
|
2022
Q2 | $3.06M | Buy |
86,900
+32,100
| +59% | +$1.21M | ﹤0.01% | 3412 |
|
|
2022
Q1 | $2.52M | Sell |
54,800
-8,200
| -13% | -$406K | ﹤0.01% | 4300 |
|
|
2021
Q4 | $4.18M | Sell |
63,000
-2,800
| -4% | -$192K | ﹤0.01% | 3130 |
|
|
2021
Q3 | $4.11M | Buy |
65,800
+18,100
| +38% | +$1.17M | ﹤0.01% | 3063 |
|
|
2021
Q2 | $3.95M | Buy |
47,700
+33,800
| +243% | +$2.52M | ﹤0.01% | 3057 |
|
|
2021
Q1 | $922K | Sell |
13,900
-28,300
| -67% | -$2.2M | ﹤0.01% | 5612 |
|
|
2020
Q4 | $3.24M | Sell |
42,200
-52,300
| -55% | -$3.34M | ﹤0.01% | 2725 |
|
|
2020
Q3 | $4.07M | Buy |
94,500
+8,300
| +10% | +$358K | ﹤0.01% | 2083 |
|
|
2020
Q2 | $3.72M | Buy |
86,200
+58,900
| +216% | +$2.08M | ﹤0.01% | 2219 |
|
|
2020
Q1 | $785K | Sell |
27,300
-13,300
| -33% | -$536K | ﹤0.01% | 3079 |
|
|
2019
Q4 | $2.58M | Buy |
+40,600
| New | +$2.01M | ﹤0.01% | 1664 |
|
|
2015
Q1 | – | Sell |
-49,600
| Closed | -$366K | – | 3094 |
|
|
2014
Q4 | $366K | Buy |
+49,600
| New | +$337K | ﹤0.01% | 1724 |
|
Other funds holding ARWR
SL
Jane Street's ARWR Position: Q3 2026 in Review
Jane Street increased its Arrowhead Research (ARWR) stake by 85% in Q3 2026, buying an estimated $13.5M and bringing the position to 363,079 shares worth $23.8M. The position accounts for ﹤0.01% of the portfolio, ranked #1925.
Jane Street first reported a position in ARWR in Q2 2013 and has held it in 41 quarters since. 370 funds tracked by Wall St. Rank hold ARWR as of Q3 2026.
- Jane Street held 363,079 shares of Arrowhead Research worth $23.8M as of Q3 2026.
- Jane Street bought 166,874 Arrowhead Research shares in Q3 2026, an estimated $13.5M.
- Arrowhead Research made up ﹤0.01% of Jane Street's portfolio in Q3 2026, its #1925 holding.
- Jane Street first reported a position in Arrowhead Research in Q2 2013 and has held it in 41 quarters since.
- 370 funds tracked by Wall St. Rank held Arrowhead Research as of Q3 2026.
Based on Jane Street's 13F filing for Q3 2026, filed 12 Nov 2026.