VENESS ADAM M

PrivateCIK: 1778623
Location

NEW YORK, NY

VENESS ADAM M (SVP, General Counsel and Sec.) sold 20K shares of DIANTHUS THERAPEUTICS, INC. /DE/ on the open market

Open‑market sale worth $2.21M. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderVENESS ADAM MCIK 1778623
Officer· SVP, General Counsel and Sec.
Since Feb 2026
-20K
Net shares
Net seller
$2.21M
Total sold
3
Open market trades
0B · 3S
7
Total transactions
20K acquired · 40K disposed
Non-Derivative Transactions5

Common Stock

Direct
M · Option Exercise

Shares

+3.83K

Price / share

$17.88

Trade value

$68.53K

% of position

New position
8/7/2026
0.003.83K

Common Stock

Direct
S · Sale

Shares

3.22K

Price / share

$110.61

Trade value

$355.83K

% of position

83.9%
8/7/2026
3.83K616.00

Common Stock

Direct
S · Sale

Shares

616.00

Price / share

$111.18

Trade value

$68.49K

% of position

New position
8/7/2026
616.000.00

Common Stock

Direct
M · Option Exercise

Shares

+16.17K

Price / share

$17.88

Trade value

$289.07K

% of position

New position
8/10/2026
0.0016.17K

Common Stock

Direct
S · Sale

Shares

16.17K

Price / share

$110.38

Trade value

$1.78M

% of position

New position
8/10/2026
16.17K0.00
Total

Net shares

+0.00

Net value

-$1.85M

Derivative Transactions2

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

3.83K shares

Shares

3.83K

Strike price

17.88

Held after

76.17K

Exercisable

8/7/2026

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

16.17K shares

Shares

16.17K

Strike price

17.88

Held after

60K

Exercisable

8/10/2026