Saturday, October 31, 2026
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Data updated Oct 31, 2026·New filings added every weekday·Weekly prices as of Oct 2·What changed·
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Alpha Cognition Inc. vs Natera, Inc.

ACOG and NTRA side by side: what insiders, tracked funds and members of Congress reported about each stock. Insiders put more of their own money into Alpha Cognition Inc. over the past year ($8.35M).

at prices of Oct 2 How we calculate this

ACOG vs NTRA: Insider Trading, Funds and Congress Compared
ACOGNTRA
SectorHealth CareHealth Care
Insider buys, 12 months53 ($8.35M)0 ($0)
Insider sales, 12 months0 ($0)113 ($242.2M)
Sales under a 10b5-1 plan0111
Tracked funds holding05
Congress trades (buys)0 (0)3 (2)
5% owner filings, 12 months00
ACOG vs NTRA, daily
Loading acog and ntra price chart from TradingView…

Alpha Cognition Inc. (ACOG): latest insider trades

Latest ACOG insider trades
FiledTradedInsiderRoleTypeSharesPrice ($)ValueScoreHoldingFiling
Oct 26Oct 22Opaleye Management Inc.10% owner10% owner (ind.)▲ BUY17,1178.33$143K15+0.5%Form 4 ↗
Oct 26Oct 23Opaleye Management Inc.10% owner10% owner (ind.)▲ BUY14,9738.23$123K15+0.5%Form 4 ↗
Oct 19Oct 15Opaleye Management Inc.10% owner10% owner (ind.)▲ BUY22,6578.43$191K15+0.7%Form 4 ↗
Oct 19Oct 16Opaleye Management Inc.10% owner10% owner (ind.)▲ BUY14,2838.23$118K15+0.4%Form 4 ↗
Oct 2Oct 1Opaleye Management Inc.10% owner10% owner (ind.)▲ BUY19,0508.69$166K15+0.6%Form 4 ↗
ACOG stock page →

Natera, Inc. (NTRA): latest insider trades

Latest NTRA insider trades
FiledTradedInsiderRoleTypeSharesPrice ($)ValueHoldingFiling
Oct 30Oct 30Michael Burkes BrophyCFOCFO▼ SELL10b5-11,906425.55$811K−3.9%Form 4 ↗
Oct 30Oct 28Michael Burkes BrophyCFOCFO▼ SELL10b5-11,178426.46$502K−2.4%Form 4 ↗
Oct 29Oct 28Steven Leonard ChapmanCEOCEO▼ SELL10b5-13,430426.34$1.46M−3.6%Form 4 ↗
Oct 29Oct 27Steven Leonard ChapmanCEOCEO▼ SELL10b5-12,264406.00$919K−2.3%Form 4 ↗
Oct 29Oct 27Matthew RabinowitzExecutive ChairExecutive Chair▼ SELL10b5-11,718406.00$698K−0.1%Form 4 ↗
NTRA stock page →

Insider trades are open-market purchases and sales from Form 4. Fund holders are the funds we track that reported the stock on their latest 13F. 5% owners come from Schedule 13D and 13G. Price changes use weekly prices and are not adjusted for dividends.

Examples

  • Over the past 12 months insiders reported 53 purchases at ACOG and 0 at NTRA.

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Tell us what looks wrong on this page. We check every report against the original filing and fix mistakes on our corrections page.

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