Skip to content
Whale Atlas — Follow the signal.
Home
FULL RECORDS
Search insider filingsAll Congress filings
MORE TOOLS
WatchlistGold IntelligencePeopleCharts & technicalsCompany financialsOfficial newsMy saved workspace
YOUR RESEARCH
HomeSearch insider filingsAll Congress filings
More research tools
ExploreGold IntelligencePeopleInvestigate an ideaCharts & technicalsMore evidenceCompany financialsOfficial newsMy research & helpWatchlistMy saved workspaceLearn the basicsHow signals workData & coverage
RESOURCES
LearnMethodologyData sources
Built on public evidence.

Primary sources. Clear reasoning.
No black boxes.

Our approach
Public research workspacev1.0

Loading data…Scanning SEC filings…Checking Congress reports…Following the signal…

HomeSearchCongressWatchlist
© 2026 Whale AtlasFree public-filing research. Not financial advice. By using this site you agree to the Terms of Use.
FAQCompare trackersMethodologyData & correctionsTermsPrivacy
Back to Home
A

ABOS

Nasdaq

Acumen Pharmaceuticals, Inc.

Latest disclosureJune 17, 2026
Insider score Why 0?
0/ 100
Qualifying buys · 30d
$0

0 purchases · 4 sales

Price by TradingViewDelayed quote from TradingView, for viewing only. It does not power Whale Atlas scores or alerts. If the quote does not load, open the TradingView link.

Insider transactions 24

Limited filing history
All24Buying0Selling4Other20
Filters

Last 30 daysNo qualifying insider buying. No qualifying insider sales.

20 of 24 trades · June 3, 2026 – June 17, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.

Showing the first 6 of 20 trades on this page.

Exercise or conversion

Derrell Porter

Director

Common Stock

Value context
$6.91K
Reported price
$1.07 / share
Traded June 15, 2026Filed June 17, 2026SEC filing
Exercise or conversion

Derrell Porter

Director

Common Stock

Value context
$13.95K
Reported price
$1.07 / share
Traded June 17, 2026Filed June 17, 2026SEC filing
Exercise or conversion

Derrell Porter

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$1.07 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded June 15, 2026Filed June 17, 2026SEC filing
Exercise or conversion

Derrell Porter

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$1.07 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded June 17, 2026Filed June 17, 2026SEC filing
Award disclosed

Ra Capital Management +4 more

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Ra Capital Management +4 more

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Nathan B. Fountain

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Nathan B. Fountain

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Kimberlee C. Drapkin

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Kimberlee C. Drapkin

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

John A. Stalfort III

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

John A. Stalfort III

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Derrell Porter

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Derrell Porter

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Jeffrey L. Ives

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Jeffrey L. Ives

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

George Golumbeski

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

George Golumbeski

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Laura Stoppel

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Award disclosed

Laura Stoppel

Director

Stock Option (right to buy)

Derivative security · not the ordinary share price.

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 3, 2026Filed June 5, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
DirectorCommon StockOption exercise or conversion6,460$1.07 / share$6.91KJun 15Filed Jun 17 · 2d laterSEC filing
DirectorCommon StockOption exercise or conversion13,040$1.07 / share$13.95KJun 17Filed Jun 17 · 0d laterSEC filing
DirectorStock Option (right to buy)Option exercise or conversionDerivative units6,460$1.07 exercise / conversion priceNot a separate purchaseJun 15Filed Jun 17 · 2d laterSEC filing
DirectorStock Option (right to buy)Option exercise or conversionDerivative units13,040$1.07 exercise / conversion priceNot a separate purchaseJun 17Filed Jun 17 · 0d laterSEC filing
+4DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
+4DirectorStock Option (Right to Buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorCommon StockGrant or award35,500Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing
DirectorStock Option (right to buy)Grant or awardDerivative units53,250Award · no purchase priceNon-cash awardJun 3Filed Jun 5 · 2d laterSEC filing

Congress transactions 0

All Congress filings
No disclosed congressional trades for ABOS in the imported filings.

This reflects the filings imported so far, not a complete trading history.

Explore furtherTechnical lab Company financials Test a strategy Compare company

Why this buying score?

No qualifying common-equity purchases

No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.

+0 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage
Source
SEC EDGAR · Form 4
Issuer CIK
0001576885
Latest public acceptance
Jun 17, 2026, 09:10 PM UTC
Score calculated
Oct 8, 2026, 12:07 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.