Reporting owner · CIK 0001866174

Walsh Colin

Visual SEC Form 4 history across 1 companies, 35 transactions and 1 filings.

DIRAttovia Therapeutics, Inc.
Open-market mix
Latest filingAug 28, 2026, 09:38 PM
Filings1Form 4 records
Buying$12.5M8 purchases
Selling$2.3M23 sales
Net value$10.3MBuys minus sells
Companies14 securities
Most recentAug 06, 2026unknown

Open-market buy performance

90-day forward return on this insider's open-market purchases

90d forward
Forward return is not available yet

We compute this from each buy's stock performance 90 days after the transaction. The price history is still being populated for some of their open-market buys, so the average and median will appear here once the daily price refresh has covered the relevant trading days.

Monthly open-market activity

Reported purchase and sale transaction counts

Buys Sells
25130-13-25823Aug 26

Net value flow

Buys minus sells

Aug 26
$10.3M

Transaction texture

Ownership and ticket size

Average P/S size$476.9K
Median P/S size$25.8K
Direct0
Indirect35
Aug 06, 2026unknown

Filing-only signals

Deterministic matches in this insider's history

Amended Filingfiling-context35Cluster Buypattern8Cluster Sellingpattern23Delayed Filingfiling-context35Derivative Transactionfiling-context8Director Buyrole8Large Buysize3Large Holdings Increaseholdings6Large Salesize5Repeat Buyerpattern7Repeat Sellerpattern18

Latest Form 4 facts

Quick context from source filings

Latest transaction

buy at Attovia Therapeutics, Inc. on Aug 06, 2026 valued at $8,500,000.

Review SEC filing
Latest buy

buy at Attovia Therapeutics, Inc. on Aug 06, 2026 valued at $8,500,000.

Review SEC filing
Latest sale

sale at Attovia Therapeutics, Inc. on Aug 05, 2026 valued at $1,607,835.

Review SEC filing

Associated companies

Visual map of known reporting history

ATTOAttovia Therapeutics, Inc.35 transactions · latest Aug 28, 2026, 09:38 PM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
ATTOWALSH COLIN
DIR
buy5.74k$12.1MP
Amended Filing Cluster Buy Delayed Filing+3
—08/2808/05
ATTOWALSH COLIN
DIR
buy11.3k$24.2MP
Amended Filing Cluster Buy Delayed Filing+3
—08/2808/05
ATTOWALSH COLIN
DIR
buy45.5k$96.9MP
Amended Filing Cluster Buy Delayed Filing+5
—08/2808/05
ATTOWALSH COLIN
DIR
buy11.4k$24.3MP
Amended Filing Cluster Buy Delayed Filing+4
—08/2808/05
ATTOWALSH COLIN
DIR
buy28.7k$60.9MP
Amended Filing Cluster Buy Delayed Filing+4
—08/2808/05
ATTOWALSH COLIN
DIR
buy2.87k$6.09MP
Amended Filing Cluster Buy Delayed Filing+4
—08/2808/05
ATTOWALSH COLIN
DIR
unknown4.44M$0C
Amended Filing Delayed Filing Derivative Transaction
—08/2808/06
ATTOWALSH COLIN
DIR
unknown18.1M$0C
Amended Filing Delayed Filing Derivative Transaction
—08/2808/06
ATTOWALSH COLIN
DIR
buy500k$850MP
Amended Filing Cluster Buy Delayed Filing+3
—08/2808/06
ATTOWALSH COLIN
DIR
unknown478k$0C
Amended Filing Delayed Filing
—08/2808/06

Walsh Colin Insider Activity FAQ

SEC Form 4 context

Who is Walsh Colin?

Walsh Colin is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001866174.

Which companies has Walsh Colin reported transactions for?

Attovia Therapeutics, Inc.

When was Walsh Colin's latest insider buy?

buy at Attovia Therapeutics, Inc. on Aug 06, 2026 valued at $8,500,000.

When was Walsh Colin's latest insider sale?

sale at Attovia Therapeutics, Inc. on Aug 05, 2026 valued at $1,607,835.

Where can I see the original SEC filings?

Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.

Are performance metrics included?

This version does not calculate win rates, forward returns, benchmark-adjusted returns, or high-conviction scores.