SMITH HUNTER C

PrivateCIK: 1636385
Location

BOSTON, MA

SMITH HUNTER C (Chief Financial Officer) sold 19.4% of their position (28.09K shares) of RHYTHM PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $2.70M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderSMITH HUNTER CCIK 1636385
Officer· Chief Financial Officer
Since Mar 2026
-28.09K
Net shares
Net seller
$2.70M
Total sold
2
Open market trades
0B · 2S
6
Total transactions
28.09K acquired · 56.18K disposed
Non-Derivative Transactions4

Common Stock

Direct
M · Option Exercise

Shares

+24.61K

Price / share

$6.88

Trade value

$169.32K

% of position

21.1%
8/12/2025
116.92K141.53K

Common Stock

Direct
S · Sale

Shares

24.61K

Price / share

$96.33

Trade value

$2.37M

% of position

17.4%
8/12/2025
141.53K116.92K

Common Stock

Direct
M · Option Exercise

Shares

+3.48K

Price / share

$6.88

Trade value

$23.92K

% of position

3.0%
8/13/2025
116.92K120.39K

Common Stock

Direct
S · Sale

Shares

3.48K

Price / share

$96.00

Trade value

$333.79K

% of position

2.9%
8/13/2025
120.39K116.92K
Total

Net shares

+0.00

Net value

-$2.51M

Derivative Transactions2

Stock Options (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

24.61K shares

Shares

24.61K

Strike price

6.88

Held after

3.48K

Exercisable

8/12/2025

Stock Options (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

3.48K shares

Shares

3.48K

Strike price

6.88

Held after

0.00

Exercisable

8/13/2025
SMITH HUNTER C — Insider Transaction (Form 4) Filed Aug 14, 2025 | Finecho