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Company Analysis

ALTH Insider Trading

ALTH | Market Equity

Comprehensive Trading Performance Summary

The investment history of corporate insiders at ALTH 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 Market Equity sector.

Transactions on Chart

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Filing Date Trade Date Reporting Person Relationship Type Price Qty Total, $ Owned After Change, %
2008-01-18 00:57 2008-01-15 Baker Biotech Capital (GP), LLC 10% owner BUY $7.50 5,600 $42,000 2,437,761 +0.2%
2008-01-18 00:56 2008-01-15 Baker / Tisch Capital (GP), LLC 10% owner BUY $7.50 399 $2,993 97,340 +0.4%
2008-01-18 00:55 2008-01-15 Baker Brothers Life Sciences Capital (GP), LLC 10% owner BUY $7.50 19,334 $145,005 6,489,444 +0.3%
2008-01-15 01:55 2008-01-10 Baker Brothers Life Sciences Capital (GP), LLC 10% owner BUY $7.45 207,394 $1,544,339 6,470,110 +3.3%
2008-01-15 01:55 2008-01-10 Baker / Tisch Capital (GP), LLC 10% owner BUY $7.45 4,330 $32,243 96,941 +4.7%
2008-01-15 01:53 2008-01-10 Baker Biotech Capital (GP), LLC 10% owner BUY $7.45 81,922 $610,024 2,432,161 +3.5%
2008-01-15 01:53 2008-01-10 14159 capital (GP), LLC 10% owner BUY $7.45 6,588 $49,057 215,646 +3.2%
2008-01-15 01:52 2008-01-10 Baker Bros. Capital (GP), LLC 10% owner BUY $7.45 566 $4,215 191,266 +0.3%
2008-01-10 02:32 2008-01-07 Baker Bros. Capital (GP), LLC 10% owner BUY $7.07 683 $4,826 190,700 +0.4%
2008-01-10 02:31 2008-01-07 14159 capital (GP), LLC 10% owner BUY $7.07 7,971 $56,321 209,058 +4.0%
2008-01-10 02:29 2008-01-07 Baker / Tisch Capital (GP), LLC 10% owner BUY $7.07 5,237 $37,004 92,611 +6.0%
2008-01-10 02:28 2008-01-07 Baker Biotech Capital (GP), LLC 10% owner BUY $7.07 99,092 $700,164 2,350,239 +4.4%
2008-01-10 02:27 2008-01-07 Baker Brothers Life Sciences Capital (GP), LLC 10% owner BUY $7.07 250,861 $1,772,534 6,262,716 +4.2%
2008-01-09 04:41 2008-01-07 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $7.24 1,500 $10,860 32,467 0.0%
2008-01-03 19:48 2008-01-02 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $6.29 1,500 $9,442 32,467 0.0%
2008-01-03 19:48 2007-12-31 JOHNSON DOUGLAS G Officer - VP of Manufacturing BUY $3.89 547 $2,129 32,467 +1.7%
2008-01-03 19:40 2007-12-31 BERNS PAUL L Officer - Chief Executive Officer BUY $3.89 5,000 $19,465 288,875 +1.8%
2007-12-05 05:14 2007-12-03 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $7.26 1,500 $10,892 31,920 0.0%
2007-12-01 01:37 2007-11-28 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $6.72 1,500 $10,080 31,920 0.0%
2007-11-03 00:29 2007-11-01 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $5.84 1,500 $8,767 31,920 0.0%
2007-10-17 23:58 2007-10-15 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $6.23 1,500 $9,345 31,920 0.0%
2007-10-09 23:51 2007-10-05 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $5.42 1,500 $8,130 31,920 0.0%
2007-08-14 22:56 2007-08-10 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $5.42 1,500 $8,130 31,920 0.0%
2007-07-02 22:51 2007-06-29 JOHNSON DOUGLAS G Officer - VP of Manufacturing BUY $1.82 253 $460 31,920 +0.8%
2007-06-22 01:17 2007-06-19 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $6.63 1,500 $9,945 31,667 0.0%
2007-06-22 00:27 2007-06-19 Baker Bros. Capital (GP), LLC 10% owner SELL $5.68 25,825 $146,665 190,017 -12.0%
2007-06-22 00:05 2007-06-19 Baker Biotech Capital (GP), LLC 10% owner SELL $5.68 305,943 $1,737,511 2,251,147 -12.0%
2007-06-22 00:02 2007-06-19 14159 capital (GP), LLC 10% owner SELL $5.68 27,328 $155,201 201,087 -12.0%
2007-06-21 23:56 2007-06-19 Baker / Tisch Capital (GP), LLC 10% owner SELL $5.68 11,875 $67,441 87,374 -12.0%
2007-06-21 23:51 2007-06-19 Baker Brothers Life Sciences Capital (GP), LLC 10% owner SELL $5.68 817,042 $4,640,145 6,011,855 -12.0%
2007-06-08 22:30 2007-06-06 CARUSO JAMES V Officer - Chief Commercial Officer SELL $5.61 10,000 $56,084 102,500 -8.9%
2007-06-04 23:51 2007-06-01 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $5.77 1,500 $8,659 31,667 0.0%
2007-05-08 21:13 2007-05-04 JOHNSON DOUGLAS G Officer - VP of Manufacturing OPT+S $6.09 1,500 $9,134 31,667 0.0%
2007-03-14 20:41 2007-03-12 BERNS PAUL L Officer - Chief Executive Officer SELL $6.45 23,625 $152,466 283,875 -7.7%
2007-02-02 01:06 2007-01-29 14159 capital (GP), LLC 10% owner BUY $6.00 76,772 $460,632 228,415 +50.6%
2007-02-02 01:05 2007-01-29 Baker Brothers Life Sciences Capital (GP), LLC 10% owner BUY $6.00 2,340,978 $14,045,868 6,828,897 +52.2%
2007-02-02 01:04 2007-01-29 Baker Biotech Capital (GP), LLC 10% owner BUY $6.00 838,296 $5,029,776 2,557,090 +48.8%
2007-02-02 01:03 2007-01-29 Baker / Tisch Capital (GP), LLC 10% owner BUY $6.00 43,954 $263,724 99,249 +79.5%
2007-01-04 03:50 2006-12-29 Saunders Michael E Officer - VP, Clinical Development BUY $1.82 2,500 $4,548 7,500 +50.0%
2007-01-04 03:41 2006-12-29 Malek Eric Officer - VP of Corporate Development BUY $1.82 1,223 $2,225 39,196 +3.2%
2007-01-04 03:35 2006-12-29 JOHNSON DOUGLAS G Officer - VP of Manufacturing BUY $1.82 2,247 $4,087 31,667 +7.6%
2007-01-04 03:29 2006-12-29 HERZIG MARKUS F Officer - VP Regulatory Affairs BUY $1.82 1,210 $2,201 9,884 +13.9%
2007-01-04 03:09 2006-12-29 Graboyes Marc H Officer - VP, General Counsel BUY $1.82 2,500 $4,548 5,000 +100.0%
2007-01-04 03:04 2006-12-29 CARUSO JAMES V Officer - Chief Commercial Officer BUY $3.05 2,500 $7,629 112,500 +2.3%
2007-01-04 00:29 2006-12-29 BERNS PAUL L Officer - Chief Executive Officer BUY $3.05 2,500 $7,629 307,500 +0.8%
2006-12-01 00:10 2006-11-28 Baker Biotech Capital (GP), LLC 10% owner BUY $5.50 77,313 $425,222 1,718,794 +4.7%
2006-12-01 00:09 2006-11-28 Baker Brothers Life Sciences Capital (GP), LLC 10% owner BUY $5.50 215,309 $1,184,200 4,487,919 +5.0%
2006-12-01 00:07 2006-11-28 14159 capital (GP), LLC 10% owner BUY $5.50 7,378 $40,579 151,643 +5.1%
2006-11-21 00:42 2006-11-15 Baker Biotech Capital (GP), LLC 10% owner BUY $5.70 191,548 $1,092,207 1,641,481 +13.2%
2006-11-21 00:41 2006-11-15 Baker Brothers Life Sciences Capital (GP), LLC 10% owner BUY $5.70 520,668 $2,968,849 4,272,610 +13.9%
SHOW ENTRIES

How to Interpret $ALTH Trades

Not every insider transaction in ALTH is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $ALTH 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 ALTH

Insider activity data for ALTH 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 $ALTH, 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.