Reporting owner · CIK 0001288952

Schmertzler Michael

Visual SEC Form 4 history across 2 companies, 13 transactions and 4 filings.

DIRPTC THERAPEUTICS, INC.
Open-market mix
Latest filingAug 28, 2026, 09:20 PM
Filings4Form 4 records
Buying$00 purchases
Selling$3.6M9 sales
Net value−$3.6MBuys minus sells
Companies24 securities
Most recentAug 27, 2026sale

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 this insider's 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
1050-5-10Feb 25Jan 269Aug 26

Net value flow

Buys minus sells

Feb 25
$0
Jan 26
$0
Aug 26
−$3.6M

Transaction texture

Ownership and ticket size

Average P/S size$401.3K
Median P/S size$411.7K
Direct3
Indirect10
Aug 27, 2026sale

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern9Derivative Transactionfiling-context2Direct Ownershipfiling-context3Large Holdings Increaseholdings1Large Salesize1Repeat Sellerpattern810b5-1 Detectedfiling-context9

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at PTC THERAPEUTICS, INC. on Aug 27, 2026 valued at $44,054.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at PTC THERAPEUTICS, INC. on Aug 27, 2026 valued at $44,054.

Review SEC filing

Associated companies

Visual map of known reporting history

PTCTPTC THERAPEUTICS, INC.11 transactions · latest Aug 28, 2026, 09:20 PMHLNEHamilton Lane INC2 transactions · latest Feb 14, 2025, 09:35 PM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-1610-$4.40MS
Cluster Selling Repeat Seller 10b5-1 Detected
—08/2808/27
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-111.8k-$85.0MS
Cluster Selling Large Sale Repeat Seller+1
—08/2808/27
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-15.62k-$41.1MS
Cluster Selling Repeat Seller 10b5-1 Detected
—08/2808/26
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-16.87k-$50.0MS
Cluster Selling Repeat Seller 10b5-1 Detected
—08/2808/26
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-1691-$5.03MS
Cluster Selling Repeat Seller 10b5-1 Detected
+0.4%08/2108/20
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-12.39k-$17.1MS
Cluster Selling Repeat Seller 10b5-1 Detected
+0.4%08/2108/20
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-19.41k-$66.6MS
Cluster Selling Repeat Seller 10b5-1 Detected
+0.4%08/2108/20
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-17.16k-$52.7MS
Cluster Selling Repeat Seller 10b5-1 Detected
+0.4%08/2108/19
PTCTSCHMERTZLER MICHAEL
DIR
sale10b5-15.33k-$38.8MS
Cluster Selling 10b5-1 Detected
+0.4%08/2108/19
PTCTSCHMERTZLER MICHAEL
DIR
grant6.95k$0A
Derivative Transaction Direct Ownership Large Holdings Increase
−10.2%01/0601/02

Schmertzler Michael Insider Activity FAQ

SEC Form 4 context

Who is Schmertzler Michael?

Schmertzler Michael is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001288952.

Which companies has Schmertzler Michael reported transactions for?

PTC THERAPEUTICS, INC., Hamilton Lane INC

When was Schmertzler Michael's latest insider buy?

No open-market insider purchase is available for this period.

When was Schmertzler Michael's latest insider sale?

sale at PTC THERAPEUTICS, INC. on Aug 27, 2026 valued at $44,054.

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.