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  • Insider Trading

Insider Transactions Reported by 17 Insiders of QUIDEL CORP /DE/

Location
San Diego, CA

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Quick Takeaways

  • QUIDEL CORP /DE/ has 17 insiders with reported activity on this page.
  • No net insider buy/sell flow is currently reported for the last year.
  • Recent transaction rows are not currently available.

What Changed

  • No meaningful buy/sell imbalance is currently visible in the one-year window.
  • Activity will update as new Forms 3/4/5 are filed.

Why This Matters

  • This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
  • Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Official SEC Source

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 11 Apr 2025.

Buys

$0

Shares: 0

Insiders: 0

Sells

$0

Shares: 0

Insiders: 0

Net

$0

Shares: 0

Insiders: 0

Window (months) Buy shares Sell shares Buy $ Sell $ Net $
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

QUIDEL CORP /DE/ executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Edward K. Russell SVP, Business Development $457,271 Mixed 16 Jan 2022
Charles P. Slacik Director $378,574 Mixed 25 Jan 2022
Randall J. Steward Chief Financial Officer $359,541 Mixed 03 Feb 2022
Kathy Ordonez Director $45,554 Mixed 18 May 2021
Edward L. Michael Director Mixed 27 May 2022
Douglas C. Bryant President & CEO, Director Mixed 27 May 2022
WIDDER KENNETH J Director Mixed 27 May 2022
Kenneth F. Buechler Director Mixed 27 May 2022
Ann D. Rhoads Director Mixed 27 May 2022
Michelle A. Hodges SVP, General Counsel Mixed 27 May 2022
Robert J. Bujarski Chief Operating Officer Mixed 27 May 2022
Joseph D. Wilkins Jr. Director Mixed 27 May 2022
Ph.D. Mary Lake Polan Director Mixed 27 May 2022
Tamara A. Ranalli SVP, Molecular Bus. Unit Mixed 27 May 2022
William J. Ferenczy SVP, Cardio/Metabolic Unit Mixed 27 May 2022
Werner Kroll Svp, R&D Mixed 27 May 2022
Matthew W. Strobeck Director Mixed 27 May 2022

Top shareholders of QUIDEL CORP /DE/ (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
Edward K. Russell
3/4/5
SVP, Business Development —
class O/S missing
29,070
 $457,271 — 16 Jan 2022
3/4/5
Charles P. Slacik
3/4/5
Director —
class O/S missing
24,067
 $378,574 — 25 Jan 2022
3/4/5
Randall J. Steward
3/4/5
Chief Financial Officer —
mixed-class rows
29,831
mixed-class rows
 $359,541 — 03 Feb 2022
3/4/5
Kathy Ordonez
3/4/5
Director —
mixed-class rows
4,989
mixed-class rows
 $45,554 — 18 May 2021
3/4/5

Recent Insider Transactions by Companies or Individuals for QUIDEL CORP /DE/

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
No insider transactions were found in the last 12 months for this issuer.
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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