LACHAPELLE ROBIN (Chief Operating Officer) exercised options at ARRIVENT BIOPHARMA, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 5 exercises

LACHAPELLE ROBIN

Filed: 9/23/2024ACC: 0001104659-24-102146

InsiderLACHAPELLE ROBINCIK 2009136

→

IssuerARRIVENT BIOPHARMA, INC.CIK 1868279

Officer· Chief Operating Officer

Since Feb 2026

0.00

Net shares

Net seller

$90.5K

Total acquired

Open market trades

0B · 0S

Total transactions

27.57K acquired · 27.57K disposed

Non-Derivative Transactions5

Common Stock

Direct

M · Option Exercise

+2.70K

Price / share

$6.24

Trade value

$16.85K

% of position

2.8%

9/19/2024

97.02K→99.72K

Common Stock

Direct

M · Option Exercise

+2.87K

Price / share

$2.28

Trade value

$6.54K

% of position

2.9%

9/19/2024

99.72K→102.58K

Common Stock

Direct

M · Option Exercise

+7.16K

Price / share

$2.28

Trade value

$16.33K

% of position

7.0%

9/19/2024

102.58K→109.75K

Common Stock

Direct

M · Option Exercise

+2.47K

Price / share

$2.28

Trade value

$5.63K

% of position

2.3%

9/19/2024

109.75K→112.22K

Common Stock

Direct

M · Option Exercise

+12.36K

Price / share

$3.65

Trade value

$45.13K

% of position

11.0%

9/19/2024

112.22K→124.58K

Total

Net shares

+27.57K

Net value

$90.48K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	9/19/2024	M · Option Exercise	+2.70K	$6.24	$16.85K	2.8%	97.02K	99.72K
Common Stock Direct	9/19/2024	M · Option Exercise	+2.87K	$2.28	$6.54K	2.9%	99.72K	102.58K
Common Stock Direct	9/19/2024	M · Option Exercise	+7.16K	$2.28	$16.33K	7.0%	102.58K	109.75K
Common Stock Direct	9/19/2024	M · Option Exercise	+2.47K	$2.28	$5.63K	2.3%	109.75K	112.22K
Common Stock Direct	9/19/2024	M · Option Exercise	+12.36K	$3.65	$45.13K	11.0%	112.22K	124.58K
Total			+27.57K		$90.48K

Derivative Transactions5

Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

2.47K shares

−2.47K

Strike price

2.28

Held after

2.46K

Exercisable

—

9/19/2024

Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

2.87K shares

−2.87K

Strike price

2.28

Held after

22.64K

Exercisable

—

9/19/2024

Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

7.16K shares

−7.16K

Strike price

2.28

Held after

15.47K

Exercisable

—

9/19/2024

Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

12.36K shares

−12.36K

Strike price

3.65

Held after

18.86K

Exercisable

—

9/19/2024

Stock Option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

2.70K shares

−2.70K

Strike price

6.24

Held after

56.47K

Exercisable

—

9/19/2024

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (right to buy) Direct	Common Stock2.47K shares	9/19/2024	M · Option Exercise	−2.47K	2.28	—	2.46K
Stock Option (right to buy) Direct	Common Stock2.87K shares	9/19/2024	M · Option Exercise	−2.87K	2.28	—	22.64K
Stock Option (right to buy) Direct	Common Stock7.16K shares	9/19/2024	M · Option Exercise	−7.16K	2.28	—	15.47K
Stock Option (right to buy) Direct	Common Stock12.36K shares	9/19/2024	M · Option Exercise	−12.36K	3.65	—	18.86K
Stock Option (right to buy) Direct	Common Stock2.70K shares	9/19/2024	M · Option Exercise	−2.70K	6.24	—	56.47K

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned394.48K

Total

394.48K indirect394.48K

Security Title	Shares Owned	Ownership Type
Common Stock	394.48K	Indirect
Total	394.48K	394.48K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported