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ADAPY · Adaptimmune Therapeutics PLC

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$0.03 +0.01 (+22.81%) At close · Aug 28
Market Cap
$44.53M
Shares
1.59B

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1
Total Value: $73
Total Shares: 3,661

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 1 13F filers · Δ vs Dec 31, 2025
Top Holder
100.0%
Jun 2023 → Mar 2026 · range 22.0% – 100.0%
+51.8 pts
Top 5
100.0%
Jun 2023 → Mar 2026 · range 64.0% – 100.0%
+2.1 pts
Top 10
100.0%
Jun 2023 → Mar 2026 · range 83.9% – 100.0%
0.0 pts
HHI
10,000
Jun 2023 → Mar 2026 · range 1,185 – 10,000
Highly concentrated+6,542

Quarterly Activity

vs Dec 31, 2025
New
0
Increased
0
Decreased
0
Sold Out
10
Unchanged
1
Holder count: -10
Institutional value: -99.8%
Shares held: -99.8%

Top New Positions

vs Dec 31, 2025
No new positions this quarter.

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 1 of 1
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1621227 CUSIP 00653A107 Visit website Investor relations