Skip to content
Insider tapeFilings through Fri, Oct 9
Watchlist
ATHE

ALTERITY THERAPEUTICS (ATHE) stock: insider trades, news & valuation

Health Care · Net buying
Close · Oct 9, 2026 $3.12 +1.6% on the day -30.7% over 12 months 52-week range $2.92 – $5.89

Share price and insider trades

ATHE closeInsider buyInsider sale
23456NovDecJan 2026FebMarAprMayJunJulAugSepOctBought $23,810 on 2026-08-31 · Peter Ashley Marks
Bought, 12 months$24K
Sold, 12 months$0
Insiders buying1
Insiders selling0

ALTERITY THERAPEUTICS insider trading at a glance (Oct 9, 2026): in the past 12 months, 1 insider bought $24K and 0 sold $0 of ATHE stock on the open market.

ATHE insider buying and selling by quarter

Open-market purchases (green, above the line) and sales (red, below), by trade date.

Q3 2026: $24K bought (1 trades)$24KQ3 2026Q4 2026
QuarterBoughtPurchasesSoldSales
Q4 2026—0—0
Q3 2026$24K1—0

Valuation, profit and volume

P/E (trailing)n/aSector median 24.7
Market value$56.7MBiotechnology
Profit margin0.0%Revenue growth -79.0%
Volume vs. 50-day2.0×Last 5 sessions
Insiders' paper profit+$125KOn all tracked purchases +524.0%

Summary

Over the past 12 months, 1 ALTERITY THERAPEUTICS LTD insider reported open-market purchases totaling $24K, while 0 insiders reported sales totaling $0.

Insider transactions

Open-market purchases and sales.

Filed Insider Type Shares Price Value Since Score
Sep 8SEC Peter Ashley MarksDirector Buy 47,620191,340 held (+33%) $0.50 $24K +524.0% —

Insiders at ALTERITY THERAPEUTICS LTD

InsiderBoughtSoldLast filingScore
Peter Ashley MarksDirector $24K — Sep 8, 2026 —

Insider activity at other Health Care companies

Same sector, ranked by insider buying in the last 90 days.

  • SLBTSL Science Holding Ltd$10329.90B bought
  • KODKodiak Sciences Inc.$157M bought
  • ADRXADARx Pharmaceuticals, Inc.$87.7M bought
  • ATTOAttovia Therapeutics, Inc.$72.9M bought
  • MPLTMapLight Therapeutics, Inc.$65.5M bought
  • AVRAnteris Technologies Global Corp.$40.4M bought

ATHE stock: common questions

Are ALTERITY THERAPEUTICS LTD insiders buying ATHE stock?

In the past 12 months, 1 insiders reported open-market purchases of ATHE worth $24K. The latest was Director Peter Ashley Marks bought $24K of ATHE at $0.50 — first open-market purchase in our records; raises the stake by 33%.

Are ALTERITY THERAPEUTICS LTD insiders selling ATHE stock?

0 insiders reported sales worth $0 over the same period.

Where does this data come from?

Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.

What is ATHE's 52-week range?

Over the past year ATHE has traded between $2.92 and $5.89. It last closed at $3.12 on Oct 9, 2026.