Ticker · CUSIP 00809R202

ATHR

AETHER HLDGS INC NEW
···Share
Holders (tracked)
1
Combined shares
40,716
Combined value
$252.4K
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 2 quarters.
112025Q22025Q4

SEC event timeline

2 events
  1. Ken Griffin (Citadel Advisors) opened position2026-02-17
    +40,716 shares · 2025Q4
    13F
  2. Izzy Englander (Millennium Mgmt) exited2025-11-14
    −27,055 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for ATHR →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions1
Added to0
—
Trimmed0
—
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2025Q2
1
$369K
2025Q4
1
$252K

Who owns ATHR

1 super-investors · 2025Q4
Tracked stake
40.7K
shares
Combined value
$252K
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1
#ManagerSharesValue
1Ken Griffin
Citadel Advisors
40.7K$252K

Recent moves

3 transactions
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