Sign inTry free

Mark Stolper stock trades

At RadNet and Starling Oncology

No open-market buys or sales reported in the last 12 months. Their newest Form 4, for Jul 27: stock award (31,124 STLN shares).

The 2 companies Mark Stolper files at

Each title as their newest Form 4 there gives it, and the open-market trades there in the last 12 months. Open any stock for its score. Pro members see every stock ranked.

CompanyTradesQuality Score
RDNTRadNetEVP, Chief Financial Officer01
STLNStarling OncologyDirector01

Mark Stolper's trades, as filed

None on the open market in the last 12 months.

4 other filings on record (stock awards and option exercise). Pro members see every filing and the shares Mark Stolper holds.

Get in free →
Get an alert when Mark Stolper buys or sells

See it live, free until tomorrow morning. No account. No card. Then keep going with a free account.

Alerts are optional, and off until you set one. One alert for each Form 4 Mark Stolper files at any of the 2 companies.

An officer or a director has two business days to report a trade on a Form 4, so a trade is public within days. We read the SEC's new filings every 3 hours. Quality Scores as of 6:50 AM ET, delayed at least 15 minutes.

We do the work for you. Every stock is scored and ranked, every 15 seconds while the market is open. Here it's 15 minutes behind. Pro members see it live.

Here is what Pro members see.

  • Every insider trade, sorted

    Buys and sales by officers and directors on every stock. Sort, filter, download a CSV, and set optional alerts.

  • Their trades on the chart

    Insider buys and sales marked on the stock's chart, from a year to the full history.

  • Why a stock ranks

    Its Quality Score, its rank, and the reasons behind it, on one card.

  • Congress trades

    Each member's trades. Sort, filter, download a CSV, and set optional alerts.

  • The score, added up

    Price action, the company, and signals, each with its points, summed into one number on every stock's page.

  • All 14 chart checks

    Trend, volume, tight range, and buying, each lit when it fires, its rule a tap away.

  • Earnings, week by week

    Who reports each day, and how each stock took its last four reports. Optional alerts before them.

  • FDA dates, counted down

    Each date in the company's own words, its cash against the date, and an optional alert before it.

  • The market map

    Every stock a box, colored by its Quality Score.

  • Themes, ranked live

    AI chips, quantum, nuclear, defense, space, and more, each stock ranked by its Quality Score.

  • The top 10, every day

    The ten highest Quality Scores at each close, kept day by day, week by week.

  • Optional alerts, your way

    Pick a stock, a score, a price, a filing, or a whole scan. It tells you by push, email, or the bell.

  • Your watchlist, scored

    Your stocks by Quality Score, today's move, or name, with optional alerts.

  • A trade plan, from the chart

    Entry, stop, and two targets on every stock's page. Type your risk and it sizes the trade.

  • On your phone and your laptop

    The same account and watchlist on both, each laid out for its screen.

  • Prices refresh every 2.5 seconds during market hours.
  • Optional alerts by push, email, or the bell.
  • Add it to your Home Screen and it opens like an app.

Others who file at their companies

Insider trades by person

Trades are shown as filed with the SEC on Form 4. Quality Scores on this page are delayed at least 15 minutes.