Ticker · CUSIP 04280A100

ARWR

ARROWHEAD PHARMACEUTICALS IN
···Share
Holders (tracked)
16
Combined shares
5,145,942
Combined value
$341.64M
Last close
$69.51
Quarter
2025Q4
Price · 1Y$69.51+58.27 (+518.42%)H $73.00 · L $11.24 · Avg Vol 2.4M
$20.00$40.00$60.00VolJul 25Oct 25Jan 26Apr 26
Tracked holders · last 8 quarters
+7 vs previous quarter over the last 8.
16102024Q12025Q4
Price is +4.7% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

20 events
  1. −1,969 shares · 2025Q4
    Position
  2. +156,645 shares · 2025Q4
    Position
  3. +125,763 shares · 2025Q4
    Position
  4. +4,528 shares · 2025Q4
    Position
  5. −64,789 shares · 2025Q4
    Position
  6. +728,573 shares · 2025Q4
    Position
  7. +20,100 shares · 2025Q4
    Position
  8. +31,900 shares · 2025Q4
    Position
  9. +59,966 shares · 2025Q4
    Position
  10. +1,704,464 shares · 2025Q4
    Position
  11. +257,933 shares · 2025Q4
    Position
  12. −59,234 shares · 2025Q3
    Position
  13. −133,403 shares · 2025Q3
    Position
  14. +20,301 shares · 2025Q3
    Position
  15. +9,637 shares · 2025Q3
    Position
  16. +1,157 shares · 2025Q3
    Position
  17. −9,526 shares · 2025Q3
    Position
  18. −1,924,957 shares · 2025Q3
    Position
  19. +459,342 shares · 2024Q3
    Position
  20. +602,139 shares · 2025Q3
    Position

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ARWR…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
AQR Capital Management2016Q4$17.84+289.6%$10.2M
Izzy Englander (Millennium Mgmt)2016Q2$26.19+165.4%$3.1M
Ken Fisher (Fisher Asset Mgmt)2024Q2$34.00+104.5%$91.2M
Paul Tudor Jones (Tudor Investment)2016Q4$41.10+69.1%$834K
Paul Tudor Jones (Tudor Investment)2016Q4$41.10+69.1%$834K
Wellington Management2019Q4$42.03+65.4%$3.3M
D.E. Shaw & Co.2016Q4$60.56+14.8%$10.2M
D.E. Shaw & Co.2016Q4$60.56+14.8%$10.2M
T. Rowe Price2016Q2$61.08+13.8%$58.3M
Ken Griffin (Citadel Advisors)2016Q2$61.31+13.4%$16.3M
Ken Griffin (Citadel Advisors)2016Q2$61.31+13.4%$16.3M
Ken Griffin (Citadel Advisors)2016Q2$61.31+13.4%$16.3M
Steve Cohen (Point72)2016Q2$65.64+5.9%$334K
Steve Cohen (Point72)2016Q2$65.64+5.9%$334K
Ray Dalio (Bridgewater Associates)2025Q4$66.39+4.7%$4.2M
Norges Bank (Norway SWF)2019Q3$7035.70-99.0%$118.5M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
14
$43.97B
2022Q2
15
$41.82B
2022Q3
13
$532.0M
2022Q4
13
$666.4M
2023Q1
13
$421.1M
2023Q2
12
$567.4M
2023Q3
11
$413.6M
2023Q4
9
$460.0M
2024Q1
10
$525.9M
2024Q2
11
$506.0M
2024Q3
13
$99.5M
2024Q4
10
$92.6M
2025Q1
11
$44.0M
2025Q2
12
$53.8M
2025Q3
9
$68.8M
2025Q4
16
$341.6M

Who owns ARWR

16 super-investors · 2025Q4
Tracked stake
5.15M
shares
Combined value
$342M
% of shares outstanding
shares-out unknown
Quarter action mix
New6Added8Trim2
#ManagerSharesValue
1Norges Bank
Norway SWF
1.70M$113M
2Ken Fisher
Fisher Asset Mgmt
1.31M$87M
3T. Rowe Price838.8K$56M
4Ken Griffin
Citadel Advisors
474.3K$31M
5Ken Griffin
Citadel Advisors
234.1K$16M
6AQR Capital Management147.4K$10M
7D.E. Shaw & Co.146.1K$10M
8Ken Griffin
Citadel Advisors
66.7K$4M
9Ray Dalio
Bridgewater Associates
60.0K$4M
10Wellington Management47.5K$3M
11Izzy Englander
Millennium Mgmt
45.0K$3M
12Steve Cohen
Point72
27.1K$2M
13D.E. Shaw & Co.18.0K$1M
14Paul Tudor Jones
Tudor Investment
12.0K$797K
15Paul Tudor Jones
Tudor Investment
8.1K$538K
16Steve Cohen
Point72
4.8K$319K

Recent moves

20 transactions
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