Ticker · CUSIP 007408206
Holders (tracked)
3
Combined shares
99,462
Combined value
$1.03M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 4 quarters.
SEC event timeline
3 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−43,200 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−9,633 shares · 2025Q413F
- Two Sigma Investments opened position2025-11-14+39,395 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions0
—
Added to0
—
Trimmed2
- Ken Griffin (Citadel Advisors)−43,200$448K
- Two Sigma Investments−9,633$100K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q4 | 1 | $139K |
| 2025Q2 | 1 | $151K |
| 2025Q3 | 3 | $2.0M |
| 2025Q4 | 3 | $1.0M |
Who owns ADUR
3 super-investors · 2025Q4
Tracked stake
99.5K
shares
Combined value
$1M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Trim3
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 52.9K | $548K |
| 2 | Two Sigma Investments | 29.8K | $308K |
| 3 | Ken Griffin Citadel Advisors | 16.8K | $174K |
Recent moves
3 transactions
- −43,200 · 2025Q4
- −9,633 · 2025Q4
- +39,395 · 2025Q3
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