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Last 30 daysNo qualifying insider buying. No qualifying insider sales.
98 trades · April 3, 2026 – September 28, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.
Showing the first 6 of 20 trades on this page.
Exercise or conversion
John L. Higgins
Director
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
John L. Higgins
Director
Common Stock
Value context
$403.3K
Reported price
$72.51 / share
Why this buying score?
No qualifying common-equity purchases
No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.
+0 pts
This score describes qualifying insider purchases at issuer level. Read the methodology
Sources and coverage
Source
SEC EDGAR · Form 4
Issuer CIK
0000842023
Latest public acceptance
Sep 30, 2026, 08:13 PM UTC
Score calculated
Oct 8, 2026, 12:04 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date
Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.
Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.
Exercise or conversion
John L. Higgins
Director
Stock Options (Right to Buy)
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
$25.30 exercise / conversion price
Understand this price
This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.
Exercise or conversion
Robert V. Baumgartner
Director
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
Robert V. Baumgartner
Director
Common Stock
Value context
$403.31K
Reported price
$72.55 / share
Exercise or conversion
Robert V. Baumgartner
Director
Stock Options (Right to Buy)
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
$25.30 exercise / conversion price
Understand this price
This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.
Award disclosed
Shane Bohnen
SVP - General Counsel
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
Shane Bohnen
SVP - General Counsel
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
Kim Kelderman
Chief Executive Officer
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
Kim Kelderman
Chief Executive Officer
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
James Hippel
CFO
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
James Hippel
CFO
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
Amy E. Herr
Director
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
William Geist
PRESIDENT, PROTEIN SCIENCES
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
William Geist
PRESIDENT, PROTEIN SCIENCES
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
Steven C. Crouse
President - Diag & Spatial Bi
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Award disclosed
Steven C. Crouse
President - Diag & Spatial Bi
Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price
The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.
Exercise or conversion
Kim Kelderman
Chief Executive Officer
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
Kim Kelderman
Chief Executive Officer
Common Stock
Value context
$783.44K
Reported price
$72.40 / share
Exercise or conversion
Kim Kelderman
Chief Executive Officer
Performance Restricted Stock Units
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
Exercise / conversion price not reported
Understand this price
This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.