Ticker · CUSIP 00653A107

ADAPY

ADR
ADAPTIMMUNE THERAPEUTICS PLC
···Share
Holders (tracked)
3
Combined shares
4,335,289
Combined value
$563.6K
Last close
$0.03
Quarter
2025Q3
Price · 1Y$0.01-0.23 (-97.48%)H $0.35 · L $0.00 · Avg Vol 30.6M
$0.00$0.10$0.20$0.30VolJul 25Oct 25Jan 26Apr 26
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
352023Q42025Q3
Price is -80.0% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

3 events
  1. −281,200 shares · 2025Q4
    Position
  2. −4,054,089 shares · 2025Q4
    Position
  3. +2,171,229 shares · 2025Q3
    Position

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ADAPY…
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
Ken Griffin (Citadel Advisors)2017Q2$0.17-85.0%$4K
Ken Griffin (Citadel Advisors)2017Q2$0.17-85.0%$4K
Renaissance Technologies2016Q1$0.46-94.4%$105K

Who moved on this name in 2025Q3

Position changes reported for the latest quarter, grouped by direction.
New positions0
Added to1
Trimmed0
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2021Q4
7
$67.5M
2022Q1
10
$44.8M
2022Q2
8
$33.2M
2022Q3
6
$19.6M
2022Q4
8
$28.0M
2023Q1
8
$21.4M
2023Q2
9
$22.3M
2023Q3
7
$18.2M
2023Q4
5
$16.9M
2024Q1
8
$29.6M
2024Q2
7
$17.7M
2024Q3
6
$18.3M
2024Q4
7
$7.9M
2025Q1
5
$418K
2025Q2
1
$451K
2025Q3
3
$564K

Who owns ADAPY

3 super-investors · 2025Q3
Tracked stake
4.34M
shares
Combined value
$564K
% of shares outstanding
shares-out unknown
Quarter action mix
Added1Held2
#ManagerSharesValue
1Renaissance Technologies4.05M$527K
2Ken Griffin
Citadel Advisors
143.5K$19K
3Ken Griffin
Citadel Advisors
137.7K$18K

Recent moves

20 transactions
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