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Company Analysis

ALRN Insider Trading

Rein Therapeutics, Inc. | Pharmaceutical Preparations

Comprehensive Trading Performance Summary

The investment history of corporate insiders at Rein Therapeutics, Inc. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Pharmaceutical Preparations sector.

Transactions on Chart

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Filing Date Trade Date Reporting Person Relationship Type Price Qty Total, $ Owned After Change, %
2017-07-07 01:25 2017-07-05 Sigma Emerging Markets Ltd. 10% owner BUY $15.00 190,000 $2,850,000 423,086 +81.5%
2017-07-07 01:16 2017-07-05 EXCEL MEDICAL FUND LP 10% owner BUY $15.00 60,000 $900,000 1,016,100 +6.3%
2017-07-07 01:14 2017-07-05 Satter Muneer A 10% owner BUY $15.00 33,333 $499,995 178,106 +23.0%
2017-07-06 03:28 2017-07-05 KCK LTD. 10% owner BUY $15.00 200,000 $3,000,000 646,817 +44.8%
2017-07-06 03:25 2017-07-05 Kapnick Scott Director, 10% owner BUY $15.00 225,973 $3,389,595 521,049 +76.6%
2017-07-06 01:13 2017-07-05 Ambros Reinhard J. Director BUY $15.00 266,667 $4,000,005 2,544,182 +11.7%
2017-07-06 01:05 2017-07-05 Novartis Bioventures Ltd 10% owner BUY $15.00 266,667 $4,000,005 2,544,182 +11.7%
2017-07-06 03:26 2017-07-05 CVF, LLC 10% owner BUY $15.00 180,000 $2,700,000 716,180 +33.6%
2017-07-06 03:27 2017-07-05 ROCHE HOLDING LTD 10% owner BUY $15.00 119,400 $1,791,000 702,363 +20.5%
2012-01-05 00:01 2012-01-03 GELMAN GARY Director, Officer, 10% owner - Chairman, President & CEO BUY $2.00 1,000,000 $2,000,000 2,896,400 +52.7%
2012-01-04 23:59 2012-01-03 Gelman 2008 Trust The Edward & Michael 10% owner SELL $2.00 1,000,000 $2,000,000 0 -100.0%
SHOW ENTRIES

How to Interpret $ALRN Trades

Not every insider transaction in Rein Therapeutics, Inc. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $ALRN shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.

Data Source & Accuracy for ALRN

Insider activity data for Rein Therapeutics, Inc. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $ALRN, allowing you to follow the capital of those with the most intimate knowledge of the company.

UNDERSTANDING THE DATA

FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.

TRADE DATE: The actual day the insider executed the purchase or sale in the market.

INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.

OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.

CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.

TRADE TYPES DEFINITIONS

BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.

SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.

OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.