Transaction · 0002130205-26-000002

Stamler David Allen

Stamler David Allen, CEO, reported an open-market or private purchase at ALTERITY THERAPEUTICS LTD involving 47620.000000 shares for an estimated $23810.00. Reported holdings after the transaction were 0.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PCEO
ATHEALTERITY THERAPEUTICS LTD
Filing timeSep 08
Trade dateAug 31, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
—
Pre-filing
1mo ago1w ago1d ago
Returns since
7d30d90d180d1y

ATHE price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
ATHE since 2026-09-08Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Derivative
Type
Buy
Code P
Identifier
0002130205-26-000002
Listed option exp 31 Aug 2026
Transaction date
Aug 31, 2026
Filed Sep 08, 2026, 10:52 PM · 8d delay
Shares
47.6k sh
$50 per share
Estimated value
-$2.38M
Computed from shares × price
Holdings after
0 sh
Direct

Filing warnings

Notes recorded with this filing
1 warning
delayed filingThe filing was reported 8 calendar days after the transaction date.

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
CEO Buy Delayed Filing Derivative Transaction Director Buy Direct Ownership
+8score
Filing-only score

+8

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended

No footnotes recorded.

Original filing · 0002130205-26-000002
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

ATHE