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Michael Schaffer
No open positions remaining
Net worth: 51 418 $ as of 2026-04-29
Profile
Michael I.
Schaffer worked as a Toxicology Director & Technical Manager at SmithKline Beecham Clinical Laboratories from 1990 to 1999.
He was also the Director of the American Board of Forensic Toxicologists during the same period.
From 1999 to 2008, he worked as a Portfolio Manager at Howard Hughes Medical Institute, Inc. (Investment Management).
Since 1999, he has been the Vice President-Laboratory Operations at Psychemedics Corp.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-03-23 | 25,329 ( 0.41% ) | 51 418 $ | 2026-04-29 |
Former positions of Michael Schaffer
| Companies | Position | End |
|---|---|---|
| PSYCHEMEDICS CORPORATION | Corporate Officer/Principal | 2023-11-02 |
Howard Hughes Medical Institute, Inc. (Investment Management)
 Howard Hughes Medical Institute, Inc. (Investment Management) Investment Trusts/Mutual FundsMiscellaneous HHMI-IM’s long-term investment objective is to maintain the inflation-adjusted value of investment returns, consistent with their research and grant program plans. While the returns needed to accomplish these purposes may not be achieved every year, it is anticipated that over time the constant dollar value of the endowment will be preserved, enabling program commitments to be continued, protected against the effects of inflation. Their endowment is managed under the direction of the Vice President and Chief Investment Officer with approximately 48% being managed in-house and the remainder managed by outside organizations. | Portfolio Manager-Fixed Income | 2008-03-30 |
SmithKline Beecham Clinical Laboratories
 SmithKline Beecham Clinical Laboratories Miscellaneous Commercial ServicesCommercial Services Provides diagnostic services, testing, and information | Chief Tech/Sci/R&D Officer | 1998-12-31 |
American Board of Forensic Toxicologists
 American Board of Forensic Toxicologists Miscellaneous Commercial ServicesCommercial Services The American Board of Forensic Toxicology certifies qualified forensic toxicologists for the judicial and executive branches of government and accredits laboratories that demonstrate competence in forensic toxicology. The non-profit company is based in Colorado Springs, CO. | Director/Board Member | 1998-12-31 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
38
1st degree connections
4
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 4 |
|---|---|
Howard Hughes Medical Institute, Inc. (Investment Management)
Howard Hughes Medical Institute, Inc. (Investment Management) Investment Trusts/Mutual FundsMiscellaneous HHMI-IM’s long-term investment objective is to maintain the inflation-adjusted value of investment returns, consistent with their research and grant program plans. While the returns needed to accomplish these purposes may not be achieved every year, it is anticipated that over time the constant dollar value of the endowment will be preserved, enabling program commitments to be continued, protected against the effects of inflation. Their endowment is managed under the direction of the Vice President and Chief Investment Officer with approximately 48% being managed in-house and the remainder managed by outside organizations. | Miscellaneous |
Psychemedics Corp.
 Psychemedics Corp. Services to the Health IndustryHealth Services Provides drug testing services through hair samples analysis | Health Services |
SmithKline Beecham Clinical Laboratories
SmithKline Beecham Clinical Laboratories Miscellaneous Commercial ServicesCommercial Services Provides diagnostic services, testing, and information | Commercial Services |
American Board of Forensic Toxicologists
American Board of Forensic Toxicologists Miscellaneous Commercial ServicesCommercial Services The American Board of Forensic Toxicology certifies qualified forensic toxicologists for the judicial and executive branches of government and accredits laboratories that demonstrate competence in forensic toxicology. The non-profit company is based in Colorado Springs, CO. | Commercial Services |
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