investing-statsSEC Form 4 insider transactions

CERT

← all insiders

Open-market insider flow over 30d · 90d · 180d · 365d · filter in table · CSV · JSON

No open-market insider trades stored for CERT in the last 90 days. The full filing history below may still show grants, exercises, or older activity.

Recent filings

How to read this

Filed
Date the Form 4 was filed with the SEC. Insiders must file within 2 business days of the trade.
Ticker
The issuer's stock symbol. Select it to open that company's insider-activity page.
Issuer
The company whose shares were traded.
Sector
The issuer's industry (SEC SIC classification). Select a value to filter to that sector.
Insider
The reporting person: an officer, director, or 10% owner. Select a name to see all of their trades.
Role
The insider's relationship to the company: director, officer, or 10% owner.
Code
SEC transaction code describing the kind of transaction. Full official definitions are under “Transaction codes” below. A dot marks an open-market trade (P/S), the highest-conviction signal.
Side
Direction of the trade, from the filing's Acquired (A) ▲ / Disposed of (D) ▼ field: a buy or a sell.
10b5-1
Trade made under a pre-arranged Rule 10b5-1 plan: scheduled in advance, not a discretionary decision (generally lower signal).
Shares
Number of shares in this transaction.
Price
Reported price per share. Blank for grants, gifts, and other trades with no stated price.
Value
Transaction value = shares × price. Left blank for grants, option exercises, gifts, and conversions, which have no cash price (see Own Δ for their impact).
Owned after
Form 4 column “Amount of Securities Beneficially Owned Following Reported Transaction(s)”: shares the insider held (directly or indirectly) immediately after this trade.
Own Δ
How much this trade changed the insider's own holding versus what they held just before it (not a share of the company). +45% grew it by 45%, 2.0× more than doubled it, −100% sold the entire stake, “new” built a position from nothing.
Co. Δ
Change in the insider's stake as a share of the whole company from this trade (transaction shares ÷ shares outstanding). The “(now …)” figure is their resulting total stake. Based on the latest reported shares outstanding; blank when unavailable.
D/I
Form 4 column “Ownership Form: Direct (D) or Indirect (I)”. Indirect holdings (for example, through a trust, fund, or family member) are detailed in the filing's “Nature of Indirect Beneficial Ownership.”
Lag
Days from the trade date to the filing date (Form 4 is due within 2 business days).

Transaction codes

Verbatim from the SEC's General Instructions for Forms 3, 4 and 5.

P
Open market or private purchase of non-derivative or derivative security
S
Open market or private sale of non-derivative or derivative security
A
Grant, award or other acquisition pursuant to Rule 16b-3(d)
D
Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e)
F
Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3
M
Exercise or conversion of derivative security exempted pursuant to Rule 16b-3
G
Bona fide gift
C
Conversion of derivative security
X
Exercise of in-the-money or at-the-money derivative security
J
Other acquisition or disposition (describe transaction)
Recent Form 4 filings for CERT
FiledDate the Form 4 was filed with the SEC (due within 2 business days of the trade).InsiderRoleCodeSEC transaction code describing the kind of transaction. See “How to read this” above for the official SEC definition of each code. The dot marks an open-market trade (P/S).SideDirection of the trade: a buy (acquired ▲) or a sell (disposed ▼).SharesNumber of shares in this transaction.PriceReported price per share. Blank for trades with no stated price.ValueTransaction value = shares × price. Left blank for grants, option exercises, gifts, and conversions, which have no cash price (see Own Δ).Owned afterShares the insider held (directly or indirectly) immediately after this trade.Own ΔHow much this trade changed the insider's own holding versus what they held just before it (not a share of the company). +45% grew it by 45%, 2.0× more than doubled it, −100% sold the entire stake, “new” built a position from nothing.Co. ΔChange in the insider's stake as a share of the whole company from this trade (transaction shares ÷ shares outstanding). The “(now …)” figure is their resulting total stake in the company. Based on the latest reported shares outstanding; blank when unavailable.Link to SEC filing
2026-09-02Mohammed FaizOfficer (Interim CFO)A buy63,532 63,532 Common Stock63,532filing
2026-06-02Corcoran DanielOfficer (SVP and General Counsel)M sell14,889 14,889 Common Stock0filing
2026-06-02Corcoran DanielOfficer (SVP and General Counsel)M sell7,941 7,941 Common Stock7,941filing
2026-06-02Corcoran DanielOfficer (SVP and General Counsel)F sell7,8930$5.82$45.9K32,046−20%−<0.01% (now 0.02%)filing
2026-06-02Corcoran DanielOfficer (SVP and General Counsel)M buy14,889039,939+59%+<0.01% (now 0.03%)filing
2026-06-02Corcoran DanielOfficer (SVP and General Counsel)F sell4,2100$5.82$24.5K25,050−14%−<0.01% (now 0.02%)filing
2026-06-02Corcoran DanielOfficer (SVP and General Counsel)M buy7,941029,260+37%+<0.01% (now 0.02%)filing
2026-06-02Anhalt RonaOfficer (Chief Human Resources Officer)M sell7,147 7,147 Common Stock7,147filing
2026-06-02Anhalt RonaOfficer (Chief Human Resources Officer)F sell2,2410$5.82$13.0K16,789−12%−<0.01% (now 0.01%)filing
2026-06-02Anhalt RonaOfficer (Chief Human Resources Officer)M buy7,147019,030+60%+<0.01% (now 0.01%)filing
2026-05-15Reynders John V WDirector, Officer (Chief Financial Officer)A buy33,222 33,222 Common Stock33,222filing
2026-05-15Reynders John V WDirector, Officer (Chief Financial Officer)M sell15,757 15,757 Common Stock0filing
2026-05-15Reynders John V WDirector, Officer (Chief Financial Officer)M buy15,757026,4662.5×+0.01% (now 0.02%)filing
2026-05-15Killefer NancyDirectorA buy33,222 33,222 Common Stock33,222filing
2026-05-15Killefer NancyDirectorM sell15,757 15,757 Common Stock0filing
2026-05-15Killefer NancyDirectorM buy15,757051,846+44%+0.01% (now 0.03%)filing
2026-05-15Crane Rosemary ADirectorM sell15,757 15,757 Common Stock0filing
2026-05-15Crane Rosemary ADirectorM buy15,757045,672+53%+0.01% (now 0.03%)filing
2026-05-15Collins CynthiaDirectorM sell15,757 15,757 Common Stock0filing
2026-05-15Collins CynthiaDirectorM buy15,757051,846+44%+0.01% (now 0.03%)filing
2026-05-15WALSH MATTHEW MDirectorA buy33,222 33,222 Common Stock33,222filing
2026-05-15WALSH MATTHEW MDirectorM sell15,757 15,757 Common Stock0filing
2026-05-15WALSH MATTHEW MDirectorM buy15,7570213,316+8%+0.01% (now 0.14%)filing
2026-05-15CASHMAN JAMES E IIIDirector, ChairmanA buy33,222 33,222 Common Stock33,222filing
2026-05-15CASHMAN JAMES E IIIDirector, ChairmanM sell15,757 15,757 Common Stock0filing
2026-05-15CASHMAN JAMES E IIIDirector, ChairmanM buy15,7570484,197+3%+0.01% (now 0.32%)filing
2026-05-15Bedi ArjunDirectorA buy33,222 33,222 Common Stock33,222filing
2026-05-15Bedi ArjunDirectorM sell5,547 5,547 Common Stock0filing
2026-05-15Bedi ArjunDirectorM buy5,54705,547new+<0.01% (now <0.01%)filing
2026-05-15BROSHY ERANDirector, ChairmanA buy33,222 33,222 Common Stock33,222filing
2026-05-15BROSHY ERANDirector, ChairmanM sell15,757 15,757 Common Stock0filing
2026-05-15BROSHY ERANDirector, ChairmanM buy15,757050,708+45%+0.01% (now 0.03%)filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)M sell59,766 59,766 Common Stock119,533filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)A buy728,405 728,405 Common Stock728,405filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)A buy493,827 493,827 Common Stock493,827filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)A buy179,299 179,299 Common Stock179,299filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)A buy740,740 740,740 Common Stock740,740filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)A buy268,949 268,949 Common Stock268,949filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)F sell24,3770$6.31$153.8K35,389−41%−0.02% (now 0.02%)filing
2026-05-13Resnick Jon MatthewDirector, Officer (Chief Executive Officer)M buy59,766059,766new+0.04% (now 0.04%)filing
2026-05-13Corcoran DanielOfficer (SVP and General Counsel)A buy111,111 111,111 Common Stock111,111filing
2026-05-13Corcoran DanielOfficer (SVP and General Counsel)A buy74,074 74,074 Common Stock74,074filing
2026-05-13Corcoran DanielOfficer (SVP and General Counsel)A buy48,820 48,820 Common Stock48,820filing
2026-05-13Corcoran DanielOfficer (SVP and General Counsel)D sell48,820 48,820 Common Stock0filing
2026-05-13Gallagher John EOfficer (Chief Financial Officer)A buy194,444 194,444 Common Stock194,444filing
2026-05-13Gallagher John EOfficer (Chief Financial Officer)A buy129,629 129,629 Common Stock129,629filing
2026-05-13Gallagher John EOfficer (Chief Financial Officer)A buy102,522 102,522 Common Stock102,522filing
2026-05-13Gallagher John EOfficer (Chief Financial Officer)D sell102,522 102,522 Common Stock0filing
2026-05-13Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)A buy111,111 111,111 Common Stock111,111filing
2026-05-13Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)A buy74,074 74,074 Common Stock74,074filing
2026-05-13Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)A buy68,348 68,348 Common Stock68,348filing
2026-05-13Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)D sell68,348 68,348 Common Stock0filing
2026-05-13Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)A buy129,629 129,629 Common Stock129,629filing
2026-05-13Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)A buy246,913 246,913 Common Stock246,913filing
2026-05-13Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)A buy86,419 86,419 Common Stock86,419filing
2026-05-13Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)A buy68,348 68,348 Common Stock68,348filing
2026-05-13Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)D sell68,348 68,348 Common Stock0filing
2026-05-13Anhalt RonaOfficer (Chief Human Resources Officer)A buy92,592 92,592 Common Stock92,592filing
2026-05-13Anhalt RonaOfficer (Chief Human Resources Officer)A buy61,728 61,728 Common Stock61,728filing
2026-05-13Anhalt RonaOfficer (Chief Human Resources Officer)A buy43,938 43,938 Common Stock43,938filing
2026-05-13Anhalt RonaOfficer (Chief Human Resources Officer)D sell43,938 43,938 Common Stock0filing
2026-04-03McKemey AdrianOfficer (President, Drug Dev. Solutions)M sell10,849 10,849 Common Stock21,698filing
2026-04-03McKemey AdrianOfficer (President, Drug Dev. Solutions)F sell2,6420$5.70$15.1K8,207−24%−<0.01% (now <0.01%)filing
2026-04-03McKemey AdrianOfficer (President, Drug Dev. Solutions)M buy10,849010,849new+<0.01% (now <0.01%)filing
2026-04-03Corcoran DanielOfficer (SVP and General Counsel)M sell10,849 10,849 Common Stock21,698filing
2026-04-03Corcoran DanielOfficer (SVP and General Counsel)F sell5,7510$5.70$32.8K21,319−21%−<0.01% (now 0.01%)filing
2026-04-03Corcoran DanielOfficer (SVP and General Counsel)M buy10,849027,070+67%+<0.01% (now 0.02%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)M sell22,782 22,782 Common Stock45,566filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)M sell15,190 15,190 Common Stock15,191filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)M sell12,633 12,633 Common Stock0filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)F sell7,8030$5.70$44.5K95,371−8%−<0.01% (now 0.06%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)M buy22,7820103,174+28%+0.01% (now 0.07%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)F sell5,2030$5.70$29.7K80,392−6%−<0.01% (now 0.05%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)M buy15,190085,595+22%+<0.01% (now 0.06%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)F sell4,327070,405−6%−<0.01% (now 0.05%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)M buy12,633074,732+20%+<0.01% (now 0.05%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)F sell7,7750$5.70$44.3K62,099−11%−<0.01% (now 0.04%)filing
2026-04-03Gallagher John EOfficer (Chief Financial Officer)A buy23,346069,874+50%+0.02% (now 0.05%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)M sell15,188 15,188 Common Stock30,378filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)M sell10,127 10,127 Common Stock10,127filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)M sell7,852 7,852 Common Stock0filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)F sell3,6990$5.70$21.1K110,045−3%−<0.01% (now 0.07%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)M buy15,1880113,744+15%+<0.01% (now 0.07%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)F sell2,4660$5.70$14.1K98,556−2%−<0.01% (now 0.06%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)M buy10,1270101,022+11%+<0.01% (now 0.07%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)F sell1,9120$5.70$10.9K90,895−2%−<0.01% (now 0.06%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)M buy7,852092,807+9%+<0.01% (now 0.06%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)F sell3,5340$5.70$20.1K84,955−4%−<0.01% (now 0.06%)filing
2026-04-03Pedersen Leif EOfficer (PRESIDENT, CHIEF COMMERCAL OFF)A buy14,510088,489+20%+<0.01% (now 0.06%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)M sell15,188 15,188 Common Stock30,378filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)M sell10,127 10,127 Common Stock10,127filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)M sell7,852 7,852 Common Stock0filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)F sell7,1390$5.70$40.7K332,442−2%−<0.01% (now 0.22%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)M buy15,1880339,581+5%+<0.01% (now 0.22%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)F sell4,7600$5.70$27.1K324,393−1%−<0.01% (now 0.21%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)M buy10,1270329,153+3%+<0.01% (now 0.22%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)F sell3,6910$5.70$21.0K319,026−1%−<0.01% (now 0.21%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)M buy7,8520322,717+2%+<0.01% (now 0.21%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)F sell6,8210$5.70$38.9K314,865−2%−<0.01% (now 0.21%)filing
2026-04-03Aspbury RobertOfficer (PRESIDENT, PREDICTIVE TECH)A buy14,5100321,686+5%+<0.01% (now 0.21%)filing
2026-04-03Anhalt RonaOfficer (Chief Human Resources Officer)M sell9,764 9,764 Common Stock19,528filing
2026-04-03Anhalt RonaOfficer (Chief Human Resources Officer)F sell3,0620$5.70$17.5K11,883−20%−<0.01% (now <0.01%)filing
2026-04-03Anhalt RonaOfficer (Chief Human Resources Officer)M buy9,764014,9452.9×+<0.01% (now <0.01%)filing

Up to 200 most recent filings · select a heading to sort, or open “How to read this” above for definitions · this company on SEC EDGAR.