ITOS

iTeos Therapeutics, Inc.

Insider trading activity for iTeos Therapeutics, Inc., straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 12 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Transaction history

The 82 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 29, 2025	Rhoads Ann D	Director	DTOISS◆	27,178	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	McGrath Yvonne	Chief Scientific Officer	DTOISS◆	16,054	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	McGrath Yvonne	Chief Scientific Officer	DTOISS◆	69,069	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	McGrath Yvonne	Chief Scientific Officer	DTOISS◆	91,000	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	McGrath Yvonne	Chief Scientific Officer	UTENDR	46,300	—	—	-100.0%	Open the original filing on SEC.gov
Aug 29, 2025	Lee David K	Director	DTOISS◆	23,625	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Lee David K	Director	DTOISS◆	21,141	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Hallal David	Director	DTOISS◆	146,160	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Hallal David	Director	DTOISS◆	25,140	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Gall Matthew	Chief Financial Officer	DTOISS◆	252,135	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Gall Matthew	Chief Financial Officer	DTOISS◆	8,123	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Gall Matthew	Chief Financial Officer	DTOISS◆	42,388	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Gall Matthew	Chief Financial Officer	DTOISS◆	135,937	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Gall Matthew	Chief Financial Officer	DTOISS◆	9,063	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Gall Matthew	Chief Financial Officer	UTENDR	89,429	—	—	-100.0%	Open the original filing on SEC.gov
Aug 29, 2025	Feltquate David	Chief Medical Officer	UTENDR	47,000	—	—	-100.0%	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	52,700	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	185,000	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	17,544	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	50,128	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	94,336	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	444,815	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	DTOISS◆	14,185	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	UTENDR	94,027	—	—	-100.0%	Open the original filing on SEC.gov
Aug 29, 2025	Detheux Michel	Chief Executive Officer	UTENDR	153,903	—	—	-100.0%	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	DTOISS◆	146,835	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	DTOISS◆	17,074	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	DTOISS◆	66,170	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	DTOISS◆	41,694	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	DTOISS◆	135,937	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	DTOISS◆	9,063	—	—	—	Open the original filing on SEC.gov
Aug 29, 2025	Call Matthew	Chief Operating Officer	UTENDR	161,898	—	—	-100.0%	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	94,027	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	18,000	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	43,883	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	8,400	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	94,027	$4.30	$404.3K	—	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	18,000	$4.30	$77.4K	+13.2%	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	43,883	$10.02	$439.7K	-100.0%	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	43,883	$4.30	$188.7K	—	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	8,400	$10.02	$84.2K	-5.8%	Open the original filing on SEC.gov
Jun 10, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	8,400	$4.30	$36.1K	+6.2%	Open the original filing on SEC.gov
Jun 9, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	43,882	—	—	—	Open the original filing on SEC.gov
Jun 9, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	8,400	—	—	—	Open the original filing on SEC.gov
Jun 9, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	43,882	$10.03	$440.1K	-100.0%	Open the original filing on SEC.gov
Jun 9, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	43,882	$4.30	$188.7K	—	Open the original filing on SEC.gov
Jun 9, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	8,400	$10.03	$84.3K	-5.8%	Open the original filing on SEC.gov
Jun 9, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	8,400	$4.30	$36.1K	+6.2%	Open the original filing on SEC.gov
Jun 6, 2025	Hallal David	Director	MEXER◷◆	38,228	—	—	—	Open the original filing on SEC.gov
Jun 6, 2025	Hallal David	Director	SSELL◷	38,228	$10.24	$391.5K	-100.0%	Open the original filing on SEC.gov
Jun 6, 2025	Hallal David	Director	MEXER◷	38,228	$4.30	$164.4K	—	Open the original filing on SEC.gov
Jun 6, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	43,882	—	—	—	Open the original filing on SEC.gov
Jun 6, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	8,400	—	—	—	Open the original filing on SEC.gov
Jun 6, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	43,882	$10.21	$448K	-100.0%	Open the original filing on SEC.gov
Jun 6, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	43,882	$4.30	$188.7K	—	Open the original filing on SEC.gov
Jun 6, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	8,400	$10.21	$85.8K	-5.8%	Open the original filing on SEC.gov
Jun 6, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	8,400	$4.30	$36.1K	+6.2%	Open the original filing on SEC.gov
Jun 5, 2025	Hallal David	Director	MEXER◷◆	38,227	—	—	—	Open the original filing on SEC.gov
Jun 5, 2025	Hallal David	Director	SSELL◷	38,227	$10.15	$388K	-100.0%	Open the original filing on SEC.gov
Jun 5, 2025	Hallal David	Director	MEXER◷	38,227	$4.30	$164.4K	—	Open the original filing on SEC.gov
Jun 5, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	43,882	—	—	—	Open the original filing on SEC.gov
Jun 5, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	8,400	—	—	—	Open the original filing on SEC.gov
Jun 5, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	43,882	$10.15	$445.4K	-100.0%	Open the original filing on SEC.gov
Jun 5, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	43,882	$4.30	$188.7K	—	Open the original filing on SEC.gov
Jun 5, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	8,400	$10.15	$85.3K	-5.8%	Open the original filing on SEC.gov
Jun 5, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	8,400	$4.30	$36.1K	+6.2%	Open the original filing on SEC.gov
Jun 4, 2025	Hallal David	Director	MEXER◷◆	38,227	—	—	—	Open the original filing on SEC.gov
Jun 4, 2025	Hallal David	Director	SSELL◷	38,227	$10.07	$384.9K	-100.0%	Open the original filing on SEC.gov
Jun 4, 2025	Hallal David	Director	MEXER◷	38,227	$4.30	$164.4K	—	Open the original filing on SEC.gov
Jun 4, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	43,883	—	—	—	Open the original filing on SEC.gov
Jun 4, 2025	Detheux Michel	Chief Executive Officer	MEXER◷◆	8,400	—	—	—	Open the original filing on SEC.gov
Jun 4, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	43,883	$10.10	$443.2K	-100.0%	Open the original filing on SEC.gov
Jun 4, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	43,883	$4.30	$188.7K	—	Open the original filing on SEC.gov
Jun 4, 2025	Detheux Michel	Chief Executive Officer	SSELL◷	8,400	$10.10	$84.8K	-5.8%	Open the original filing on SEC.gov
Jun 4, 2025	Detheux Michel	Chief Executive Officer	MEXER◷	8,400	$4.30	$36.1K	+6.2%	Open the original filing on SEC.gov
May 15, 2025	EcoR1 Capital, LLC	10% Owner	PBUY	3.3M	$8.00	$26.4M	+44.7%	Open the original filing on SEC.gov
May 14, 2025	EcoR1 Capital, LLC	10% Owner	PBUY	1.7M	$7.41	$12.3M	+28.9%	Open the original filing on SEC.gov
May 13, 2025	Van Hauwermeiren Timothy	Director	MEXER◆	22,346	—	—	—	Open the original filing on SEC.gov
May 13, 2025	Van Hauwermeiren Timothy	Director	MEXER	22,346	$4.30	$96.1K	—	Open the original filing on SEC.gov
May 13, 2025	Mpm Bioventures 2018,…	Former 10% Owner	SSELL	630,191	$8.06	$5.1M	-23.0%	Open the original filing on SEC.gov
May 13, 2025	Gadicke Ansbert	Former 10% Owner	SSELL	1M	$8.06	$8.3M	-23.0%	Open the original filing on SEC.gov
May 13, 2025	MPM BioVentures 2014,…	Former 10% Owner	SSELL	630,191	$8.06	$5.1M	-23.0%	Open the original filing on SEC.gov

DTOISS◆—

Rhoads Ann D · DirectorAug 29, 2025

27,178 sh

DTOISS◆—

McGrath Yvonne · Chief Scientific…Aug 29, 2025

16,054 sh

DTOISS◆—

McGrath Yvonne · Chief Scientific…Aug 29, 2025

69,069 sh

DTOISS◆—

McGrath Yvonne · Chief Scientific…Aug 29, 2025

91,000 sh

UTENDR—

McGrath Yvonne · Chief Scientific…Aug 29, 2025

46,300 sh · -100.0% own

DTOISS◆—

Lee David K · DirectorAug 29, 2025

23,625 sh

DTOISS◆—

Lee David K · DirectorAug 29, 2025

21,141 sh

DTOISS◆—

Hallal David · DirectorAug 29, 2025

146,160 sh

DTOISS◆—

Hallal David · DirectorAug 29, 2025

25,140 sh

DTOISS◆—

Gall Matthew · Chief Financial…Aug 29, 2025

252,135 sh

DTOISS◆—

Gall Matthew · Chief Financial…Aug 29, 2025

8,123 sh

DTOISS◆—

Gall Matthew · Chief Financial…Aug 29, 2025

42,388 sh

DTOISS◆—

Gall Matthew · Chief Financial…Aug 29, 2025

135,937 sh

DTOISS◆—

Gall Matthew · Chief Financial…Aug 29, 2025

9,063 sh

UTENDR—

Gall Matthew · Chief Financial…Aug 29, 2025

89,429 sh · -100.0% own

UTENDR—

Feltquate David · Chief Medical…Aug 29, 2025

47,000 sh · -100.0% own

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

52,700 sh

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

185,000 sh

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

17,544 sh

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

50,128 sh

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

94,336 sh

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

444,815 sh

DTOISS◆—

Detheux Michel · Chief Executive…Aug 29, 2025

14,185 sh

UTENDR—

Detheux Michel · Chief Executive…Aug 29, 2025

94,027 sh · -100.0% own

UTENDR—

Detheux Michel · Chief Executive…Aug 29, 2025

153,903 sh · -100.0% own

DTOISS◆—

Call Matthew · Chief Operating…Aug 29, 2025

146,835 sh

DTOISS◆—

Call Matthew · Chief Operating…Aug 29, 2025

17,074 sh

DTOISS◆—

Call Matthew · Chief Operating…Aug 29, 2025

66,170 sh

DTOISS◆—

Call Matthew · Chief Operating…Aug 29, 2025

41,694 sh

DTOISS◆—

Call Matthew · Chief Operating…Aug 29, 2025

135,937 sh

DTOISS◆—

Call Matthew · Chief Operating…Aug 29, 2025

9,063 sh

UTENDR—

Call Matthew · Chief Operating…Aug 29, 2025

161,898 sh · -100.0% own

MEXER◷◆—