AVBP

ArriVent BioPharma, Inc.

Insider trading activity for ArriVent BioPharma, 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

-$13M

net selling

Bought(0 · 0 insiders): $0
Sold(1 · 1 insiders): $13M

Transaction history

The 31 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
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER◆	17,648	—	—	—	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER◆	16,265	—	—	—	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER◆	1,820	—	—	—	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER◆	4,550	—	—	—	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER◆	410	—	—	—	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER	17,648	$6.24	$110.1K	+11.1%	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER	1,820	$2.28	$4.2K	+1.2%	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER	4,550	$2.28	$10.4K	+3.0%	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER	410	$2.28	$935	+0.3%	Open the original filing on SEC.gov
Oct 30	LaChapelle Robin	Chief Operating Officer	MEXER	16,265	$3.65	$59.4K	+12.0%	Open the original filing on SEC.gov
Jun 18	Parsey Merdad	Director	AGRANT◆	13,562	—	—	—	Open the original filing on SEC.gov
Jun 18	Peterson Kristine	Director	AGRANT◆	13,562	—	—	—	Open the original filing on SEC.gov
Jun 18	Hohneker John	Director	AGRANT◆	13,562	—	—	—	Open the original filing on SEC.gov
Jun 18	Nolet Chris	Director	AGRANT◆	13,562	—	—	—	Open the original filing on SEC.gov
Feb 2	LaChapelle Robin	Chief Operating Officer	AGRANT◆	130,000	—	—	—	Open the original filing on SEC.gov
Feb 2	Lutzker Stuart	President of R&D	AGRANT◆	150,000	—	—	—	Open the original filing on SEC.gov
Feb 2	Kung Winston	Chief Financial Officer	AGRANT◆	140,000	—	—	—	Open the original filing on SEC.gov
Feb 2	Yao Zhengbin	President and CEO	AGRANT◆	550,000	—	—	—	Open the original filing on SEC.gov
Feb 2	Kastenmayer James Paul	General Counsel	AGRANT◆	130,000	—	—	—	Open the original filing on SEC.gov
Dec 10, 2025	Hillhouse Investment…	10% Owner	SSELL	555,555	$23.37	$13M	-12.4%	Open the original filing on SEC.gov
Jul 11, 2025	LaChapelle Robin	Chief Operating Officer	MEXER◆	6,503	—	—	—	Open the original filing on SEC.gov
Jul 11, 2025	LaChapelle Robin	Chief Operating Officer	MEXER◆	2,600	—	—	—	Open the original filing on SEC.gov
Jul 11, 2025	LaChapelle Robin	Chief Operating Officer	MEXER◆	2,050	—	—	—	Open the original filing on SEC.gov
Jul 11, 2025	LaChapelle Robin	Chief Operating Officer	MEXER	6,503	$2.28	$14.8K	+5.0%	Open the original filing on SEC.gov
Jul 11, 2025	LaChapelle Robin	Chief Operating Officer	MEXER	2,600	$2.28	$5.9K	+2.1%	Open the original filing on SEC.gov
Jul 11, 2025	LaChapelle Robin	Chief Operating Officer	MEXER	2,050	$2.28	$4.7K	+1.7%	Open the original filing on SEC.gov
Jun 18, 2025	Parsey Merdad	Director	AGRANT◆	15,502	—	—	—	Open the original filing on SEC.gov
Jun 18, 2025	Peterson Kristine	Director	AGRANT◆	15,502	—	—	—	Open the original filing on SEC.gov
Jun 18, 2025	Hohneker John	Director	AGRANT◆	15,502	—	—	—	Open the original filing on SEC.gov
Jun 18, 2025	Nolet Chris	Director	AGRANT◆	15,502	—	—	—	Open the original filing on SEC.gov
Apr 28, 2025	Parsey Merdad	Director	AGRANT◆	28,346	—	—	—	Open the original filing on SEC.gov

MEXER◆—

LaChapelle Robin · Chief Operating…Oct 30

17,648 sh

MEXER◆—

LaChapelle Robin · Chief Operating…Oct 30

16,265 sh

MEXER◆—

LaChapelle Robin · Chief Operating…Oct 30

1,820 sh

MEXER◆—

LaChapelle Robin · Chief Operating…Oct 30

4,550 sh

MEXER◆—

LaChapelle Robin · Chief Operating…Oct 30

410 sh

MEXER$110.1K

LaChapelle Robin · Chief Operating…Oct 30

17,648 sh @ $6.24 · +11.1% own

MEXER$4.2K

LaChapelle Robin · Chief Operating…Oct 30

1,820 sh @ $2.28 · +1.2% own

MEXER$10.4K

LaChapelle Robin · Chief Operating…Oct 30

4,550 sh @ $2.28 · +3.0% own

MEXER$935

LaChapelle Robin · Chief Operating…Oct 30

410 sh @ $2.28 · +0.3% own

MEXER$59.4K

LaChapelle Robin · Chief Operating…Oct 30

16,265 sh @ $3.65 · +12.0% own

AGRANT◆—

Parsey Merdad · DirectorJun 18

13,562 sh

AGRANT◆—

Peterson Kristine · DirectorJun 18

13,562 sh

AGRANT◆—

Hohneker John · DirectorJun 18

13,562 sh

AGRANT◆—

Nolet Chris · DirectorJun 18

13,562 sh

AGRANT◆—

LaChapelle Robin · Chief Operating…Feb 2

130,000 sh

AGRANT◆—

Lutzker Stuart · President of R&DFeb 2

150,000 sh

AGRANT◆—

Kung Winston · Chief Financial…Feb 2

140,000 sh

AGRANT◆—

Yao Zhengbin · President and CEOFeb 2

550,000 sh

AGRANT◆—

Kastenmayer James Paul · General CounselFeb 2

130,000 sh

SSELL$13M

Hillhouse Investment… · 10% OwnerDec 10, 2025

555,555 sh @ $23.37 · -12.4% own

MEXER◆—

LaChapelle Robin · Chief Operating…Jul 11, 2025

6,503 sh

MEXER◆—

LaChapelle Robin · Chief Operating…Jul 11, 2025

2,600 sh

MEXER◆—

LaChapelle Robin · Chief Operating…Jul 11, 2025

2,050 sh

MEXER$14.8K

LaChapelle Robin · Chief Operating…Jul 11, 2025

6,503 sh @ $2.28 · +5.0% own

MEXER$5.9K

LaChapelle Robin · Chief Operating…Jul 11, 2025

2,600 sh @ $2.28 · +2.1% own

MEXER$4.7K

LaChapelle Robin · Chief Operating…Jul 11, 2025

2,050 sh @ $2.28 · +1.7% own

AGRANT◆—

Parsey Merdad · DirectorJun 18, 2025

15,502 sh

AGRANT◆—

Peterson Kristine · DirectorJun 18, 2025

15,502 sh

AGRANT◆—

Hohneker John · DirectorJun 18, 2025

15,502 sh

AGRANT◆—

Nolet Chris · DirectorJun 18, 2025

15,502 sh

AGRANT◆—

Parsey Merdad · DirectorApr 28, 2025

28,346 sh

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

1 of 17 filings we hold was filed after the two-business-day deadline. The furthest past the deadline was 33 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Dec 10, 2025	Feb 2	Hhlr Advisors, Ltd. +110% Owner	33days · about 2 months	$13M	Filing ↗

Hhlr Advisors, Ltd. +110% Owner

33days · about 2 months

Traded Dec 10, 2025 · filed Feb 2Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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