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NYSE · CIK 0001643615

ONT Onterris, Inc.

Insider trading from SEC Form 4. Last filing Jun 8, 2026. Close $13.81 on Oct 9, 2026, +9% from the 52-week low and -54% from the high.

Onterris, Inc. (ONT) has 32 SEC Form 4 filings on file from 13 insiders, the latest filed on Jun 8, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.

11 open-market trades have been scored at ONT. The newest: Peter Graham (director) bought $432k of stock on Jun 5, 2026, filed Jun 8, 2026, scored 48 (moderate). The largest of the 11 shown: Jose Revuelta (Chief Strategy Officer) sold $2.9M on Mar 3, 2026, scored 50 (moderate). 4 insiders sold within 14 days of each other around Mar 13, 2026.

ONT closed at $13.81 on Oct 9, 2026, 9% above its 52-week low and 54% below its 52-week high.

2 Form 144 notices of planned sales are on file, the latest filed Nov 12, 2025.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
13
with a Form 4 at this company

Price and insider trades, last year

ONTOct 9, 2026 · close 13.81

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at Onterris, Inc., scored.

ScoreInsiderValueHoldingsPrice contextFiled
48ModeratePeter Graham
director
buy
$432k
25,140 shares
+11%+18% from low-45% from high
31WeakPeter Graham
director
buy
$77k
4,860 shares
+2%+14% from low-47% from high
50ModerateAllan Dicks
Chief Financial Officer
buy
$100k
6,535 shares
+3%0% from low-49% from high
35WeakVijay Manthripragada
President & CEO
sell
$1.2M
46,121 shares
-16%+132% from low-20% from high
27WeakJose Revuelta
Chief Strategy Officer
sell
$212k
7,858 shares
-3%+153% from low-12% from high
50ModerateJose Revuelta
Chief Strategy Officer
sell
$2.9M
102,668 shares
-31%+164% from low-9% from high
25WeakNasym Afsari
General Counsel and Secretary
sell
$1.2M
43,548 shares
-21%+166% from low-8% from high
34WeakJ Thomas Presby
director
sell
$289k
10,000 shares
-14%+166% from low-8% from high
20WeakVijay Manthripragada
President & CEO
sell
$2.2M
89,967 shares
-25%-
28WeakVincent Colman
director
buy
$49k
2,600 shares
+48%-
30Weakde Castro Jose Miguel Fernandez
director
buy
$181k
10,000 shares
+7%-

Planned sales

Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales

FiledSellerSharesValueSale datePast 3 months
Nov 12, 2025 Manthripragada Vijay
Officer, Director
44,984
0.13% of outstanding
$1.1MNov 11, 2025$1.1M
Nov 10, 2025 Manthripragada Vijay
Officer, Director
44,983
0.13% of outstanding
$1.2MNov 10, 2025none

Transactions

The newest 50 of 61 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Jun 5, 2026Peter Graham
director
POpen-market purchase
Common Stock
+25,140$17.19$432k256,689Jun 8, 2026
Jun 3, 2026Peter Graham
director
POpen-market purchase
Common Stock
+4,860$15.94$77k231,549Jun 5, 2026
May 11, 2026Allan Dicks
Chief Financial Officer
POpen-market purchase
Common Stock
+6,535$15.36$100k218,178May 12, 2026
Mar 13, 2026Vijay Manthripragada
President & CEO
MOption exercise
Common Stock10b5-1
+33,166$6.03$200k196,917Mar 16, 2026
Mar 13, 2026Richard E Perlman
director
GGift
Common Stock
-74,461$0.00$0618,616Mar 16, 2026
Mar 13, 2026Vijay Manthripragada
President & CEO
MOption exercise
Common Stock10b5-1
+85,992$6.03$519k282,909Mar 16, 2026
Mar 13, 2026Vijay Manthripragada
President & CEO
SOpen-market sale
Common Stock10b5-1
-46,121$25.41$1.2M236,788Mar 16, 2026
Mar 13, 2026Vijay Manthripragada
President & CEO
MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-33,166$0.00$085,992Mar 16, 2026
Mar 13, 2026Vijay Manthripragada
President & CEO
MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-85,992$0.00$00Mar 16, 2026
Mar 11, 2026James Laws
Chief Operating Officer
AGrant or award
Common Stock
+18,761$0.00$018,761Mar 13, 2026
Mar 3, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Common Stock
+60,000$6.03$362k329,828Mar 11, 2026
Mar 9, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Common Stock
+7,858$6.03$47k277,140Mar 11, 2026
Mar 9, 2026Jose Revuelta
Chief Strategy Officer
SOpen-market sale
Common Stock
-7,858$27.00$212k269,282Mar 11, 2026
Mar 3, 2026Jose Revuelta
Chief Strategy Officer
SOpen-market sale
Common Stock
-60,000$28.00$1.7M269,282Mar 11, 2026
Mar 4, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Common Stock
+42,668$6.03$257k311,950Mar 11, 2026
Mar 9, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Stock Option (Right to Buy)derivative
-7,858$0.00$027,349Mar 11, 2026
Mar 4, 2026Jose Revuelta
Chief Strategy Officer
SOpen-market sale
Common Stock
-42,668$27.56$1.2M269,282Mar 11, 2026
Mar 3, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Stock Option (Right to Buy)derivative
-60,000$0.00$077,875Mar 11, 2026
Mar 4, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Stock Option (Right to Buy)derivative
-42,668$0.00$035,207Mar 11, 2026
Mar 3, 2026Jose Revuelta
Chief Strategy Officer
AGrant or award
Common Stock
+60,000$6.03$362k329,282Mar 5, 2026
Mar 3, 2026Jose Revuelta
Chief Strategy Officer
DDisposition to issuer
Common Stock
-60,000$28.37$1.7M269,282Mar 5, 2026
Mar 4, 2026Jose Revuelta
Chief Strategy Officer
AGrant or award
Common Stock
+42,668$6.03$257k311,950Mar 5, 2026
Mar 4, 2026Jose Revuelta
Chief Strategy Officer
DDisposition to issuer
Common Stock
-42,668$27.56$1.2M269,282Mar 5, 2026
Mar 3, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Stock Option (Right to Buy)derivative
-60,000$0.00$077,875Mar 5, 2026
Mar 4, 2026Jose Revuelta
Chief Strategy Officer
MOption exercise
Stock Option (Right to Buy)derivative
-42,668$0.00$035,207Mar 5, 2026
Mar 2, 2026Nasym Afsari
General Counsel and Secretary
SOpen-market sale
Common Stock10b5-1
-200$30.00$6,000204,878Mar 4, 2026
Mar 2, 2026J Thomas Presby
director
MOption exercise
Common Stock
+10,000$9.76$98k72,614Mar 4, 2026
Mar 3, 2026Nasym Afsari
General Counsel and Secretary
MOption exercise
Common Stock10b5-1
+43,348$6.03$261k248,226Mar 4, 2026
Mar 2, 2026J Thomas Presby
director
SOpen-market sale
Common Stock
-9,541$28.82$275k63,073Mar 4, 2026
Mar 2, 2026J Thomas Presby
director
SOpen-market sale
Common Stock
-459$29.89$14k62,614Mar 4, 2026
Mar 3, 2026Nasym Afsari
General Counsel and Secretary
SOpen-market sale
Common Stock10b5-1
-43,348$28.37$1.2M204,878Mar 4, 2026
Mar 2, 2026J Thomas Presby
director
MOption exercise
Stock Option (Right to Buy)derivative
-10,000$0.00$00Mar 4, 2026
Mar 3, 2026Nasym Afsari
General Counsel and Secretary
MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-43,348$0.00$00Mar 4, 2026
Jan 1, 2026Vincent Colman
director
AGrant or award
Common Stock
+4,430$0.00$012,426Jan 6, 2026
Jan 1, 2026de Castro Jose Miguel Fernandez
director
AGrant or award
Common Stock
+4,430$0.00$0162,892Jan 6, 2026
Jan 1, 2026Janet Risi Field
director
AGrant or award
Common Stock
+4,430$0.00$028,288Jan 6, 2026
Jan 1, 2026Peter Graham
director
AGrant or award
Common Stock
+4,430$0.00$0226,689Jan 6, 2026
Jan 1, 2026James K Price
director
AGrant or award
Common Stock
+4,430$0.00$01,075,266Jan 6, 2026
Jan 1, 2026Richard E Perlman
director
AGrant or award
Common Stock
+4,430$0.00$0693,077Jan 6, 2026
Jan 1, 2026J Thomas Presby
director
AGrant or award
Common Stock
+4,430$0.00$062,614Jan 6, 2026
Jan 1, 2026Robin Newmark
director
AGrant or award
Common Stock
+4,430$0.00$029,989Jan 6, 2026
Dec 16, 2025Nasym Afsari
General Counsel and Secretary
FTax withholding
Common Stock
-60,813$26.40$1.6M205,078Dec 19, 2025
Dec 16, 2025Allan Dicks
Chief Financial Officer
FTax withholding
Common Stock
-60,813$26.40$1.6M211,643Dec 19, 2025
Dec 16, 2025Vijay Manthripragada
President & CEO
FTax withholding
Common Stock
-152,886$26.40$4.0M163,751Dec 19, 2025
Dec 16, 2025Jose Revuelta
Chief Strategy Officer
FTax withholding
Common Stock
-46,216$26.40$1.2M269,282Dec 19, 2025
Nov 10, 2025Vijay Manthripragada
President & CEO
MOption exercise
Common Stock10b5-1
+44,983$6.03$271k361,620Nov 12, 2025
Nov 10, 2025Vijay Manthripragada
President & CEO
SOpen-market sale
Common Stock10b5-1
-39,799$24.63$980k321,821Nov 12, 2025
Nov 10, 2025Vijay Manthripragada
President & CEO
SOpen-market sale
Common Stock10b5-1
-5,072$25.62$130k316,749Nov 12, 2025
Nov 10, 2025Vijay Manthripragada
President & CEO
SOpen-market sale
Common Stock10b5-1
-112$26.17$2,931316,637Nov 12, 2025
Nov 11, 2025Vijay Manthripragada
President & CEO
MOption exercise
Common Stock10b5-1
+44,984$6.03$271k361,621Nov 12, 2025
50 of 61 rows shown.

Insiders

Everyone who has filed a Form 4 here.

Questions about ONT

Answered from the filings on this page, as of the latest one.

Are insiders buying ONT?

No. In the last 90 days no insider at Onterris, Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.

Who was the last insider to trade ONT on the open market?

Peter Graham (director) bought $432k of ONT on Jun 5, 2026 and filed the Form 4 on Jun 8, 2026. InsiderTell scored 48 (moderate).

How many insiders file Form 4 at Onterris, Inc.?

13 people have filed a Form 4 at Onterris, Inc., among them Nasym Afsari (General Counsel and Secretary), Vincent Colman (director), Allan Dicks (Chief Financial Officer). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.