investing-statsSEC Form 4 insider transactions

TERN

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No open-market insider trades stored for TERN 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 TERN
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
2026-05-05Tripuraneni RadhikaDirectorD sell1,697 1,697 Common Stock0filing
2026-05-05Tripuraneni RadhikaDirectorD sell32,000 32,000 Common Stock0filing
2026-05-05Tripuraneni RadhikaDirectorD sell32,000 32,000 Common Stock0filing
2026-05-05Tripuraneni RadhikaDirectorD sell4,676 4,676 Common Stock0filing
2026-05-05Tripuraneni RadhikaDirectorD sell10,657 10,657 Common Stock0filing
2026-05-05Tripuraneni RadhikaDirectorD sell45,000 45,000 Common Stock0filing
2026-05-05Tripuraneni RadhikaDirectorD sell64,000 64,000 Common Stock0filing
2026-05-05Turner Heather DDirectorD sell1,697 1,697 Common Stock0filing
2026-05-05Turner Heather DDirectorD sell64,000 64,000 Common Stock0filing
2026-05-05Turner Heather DDirectorD sell45,000 45,000 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell1,697 1,697 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell32,000 32,000 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell22,000 22,000 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell3,955 3,955 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell32,000 32,000 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell10,657 10,657 Common Stock0filing
2026-05-05Quigley Jill M.DirectorD sell45,000 45,000 Common Stock0filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)D sell112,500 112,500 Common Stock0filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)D sell280,000 280,000 Common Stock0filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)D sell120,000 120,000 Common Stock0filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)D sell117,500 117,500 Common Stock0filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)D sell485,000 485,000 Common Stock0filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)D sell81,9530$53.00$4.34M0−100%−0.07% (now 0%)filing
2026-05-05Kuriakose EmilOfficer (Chief Medical Officer)U sell24,5620$53.00$1.30M0−100%−0.02% (now 0%)filing
2026-05-05KINDLER JEFFREY BDirectorD sell1,697 1,697 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell32,000 32,000 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell22,000 22,000 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell28,475 28,475 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell32,000 32,000 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell4,676 4,676 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell10,657 10,657 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell45,000 45,000 Common Stock0filing
2026-05-05KINDLER JEFFREY BDirectorD sell32,000 32,000 Common Stock0filing
2026-05-05Gengos AndrewOfficer (Chief Financial Officer)D sell137,500 137,500 Common Stock0filing
2026-05-05Gengos AndrewOfficer (Chief Financial Officer)D sell750,000 750,000 Common Stock0filing
2026-05-05Gengos AndrewOfficer (Chief Financial Officer)D sell68,7500$53.00$3.64M0−100%−0.06% (now 0%)filing
2026-05-05Gengos AndrewOfficer (Chief Financial Officer)U sell40,5030$53.00$2.15M0−100%−0.04% (now 0%)filing
2026-05-05FELLOWS DAVID ADirectorD sell2,828 2,828 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell32,000 32,000 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell22,000 22,000 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell28,475 28,475 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell32,000 32,000 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell8,183 8,183 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell18,650 18,650 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell45,000 45,000 Common Stock0filing
2026-05-05FELLOWS DAVID ADirectorD sell32,000 32,000 Common Stock0filing
2026-05-05Burroughs Amy L.Director, Officer (Chief Executive Officer)D sell300,000 300,000 Common Stock0filing
2026-05-05Burroughs Amy L.Director, Officer (Chief Executive Officer)D sell1,250,000 1,250,000 Common Stock0filing
2026-05-05Burroughs Amy L.Director, Officer (Chief Executive Officer)D sell955,534 955,534 Common Stock0filing
2026-05-05Burroughs Amy L.Director, Officer (Chief Executive Officer)D sell150,0000$53.00$7.95M0−100%−0.13% (now 0%)filing
2026-05-05Burroughs Amy L.Director, Officer (Chief Executive Officer)U sell8,3190$53.00$440.9K0−100%−<0.01% (now 0%)filing
2026-05-05Burroughs Amy L.Director, Officer (Chief Executive Officer)U sell146,6140$53.00$7.77M0−100%−0.13% (now 0%)filing
2026-05-05Azelby RobertDirectorD sell1,697 1,697 Common Stock0filing
2026-05-05Azelby RobertDirectorD sell90,000 90,000 Common Stock0filing
2026-04-02Kuriakose EmilOfficer (Chief Medical Officer)S sell9420$52.75$49.7K105,673−0.9%−<0.01% (now 0.09%)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.