Question 1

What stocks has Campbell Bradley L been buying?

Accepted Answer

InsiderAct tracks all open-market stock purchases disclosed by Campbell Bradley L via SEC Form 4 filings. These are publicly disclosed transactions that corporate insiders must file with the SEC within 2 business days of any stock transaction.

Question 2

How do I interpret an insider's transaction history?

Accepted Answer

Focus on open-market purchases (Form 4 code "P"), which represent voluntary personal capital commitments. Large purchases ($100,000+), repeated buying over time, and purchases during price declines are the most meaningful signals. Option exercises, stock awards, and automatic plan transactions are less informative.

Question 3

Are insider transactions reliable investment signals?

Accepted Answer

Insider buying is generally a more reliable signal than selling. Insiders buy for one primary reason — they believe the stock will rise. The strongest buying signals involve large dollar amounts, purchases during price declines, and cluster buying where multiple insiders buy simultaneously.

Question 4

Where can I see all of Campbell Bradley L's recent Form 4 filings?

Accepted Answer

All Form 4 filings by Campbell Bradley L are available on this InsiderAct profile page, sourced directly from SEC EDGAR. Each transaction shows the date, shares bought or sold, price per share, transaction code, and resulting ownership position. You can also view the original filing on SEC EDGAR for the complete disclosure.

Question 5

What is the difference between an officer and a director insider purchase?

Accepted Answer

Officer purchases (CEOs, CFOs, COOs) are generally considered stronger signals than director purchases because officers have deeper day-to-day visibility into company operations and financials. A director may be buying for governance or relationship reasons. Both are meaningful, but C-suite officer buying carries more informational weight — especially for large, discretionary purchases.


2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	103,578	$5.13	$531,355
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	187,970	$8.95	$1,682,332
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	482,908	$9.41	$4,544,164
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	188,257	$9.55	$1,797,854
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	151,515	$10.04	$1,521,211
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	301,109	$11.93	$3,592,230
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	283,555	$12.11	$3,433,851
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	265,517	$14.24	$3,780,962
2026-04-27	2026-04-27	FOLD Amicus Therapeutics, Inc.	CEO	Disposition	1,008,680	$14.50	$14,625,860
2026-03-05	2026-03-02	FOLD Amicus Therapeutics, Inc.	CEO	Sale	22,500	$14.35	$322,830

Campbell Bradley L

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