BRAUNSTEIN SCOTT purchased 2.0% of their position (5.93K shares) of MARINUS PHARMACEUTICALS, INC. on the open market

Open‑market purchase worth $6.5K — a small addition. The strongest form of insider conviction signal.

P · 1 purchase

BRAUNSTEIN SCOTT

Filed: 2/11/2025ACC: 0001104659-25-011239

InsiderBRAUNSTEIN SCOTTCIK 1643875

→

IssuerMARINUS PHARMACEUTICALS, INC.CIK 1267813

Director

Since Sep 2018

-2.32M

Net shares

Net seller

$167.5K

Total sold

Open market trades

1B · 0S

Total transactions

5.93K acquired · 2.32M disposed

Non-Derivative Transactions3

Common Stock

Direct

P · Purchase

+5.93K

Price / share

$1.10

Trade value

$6.53K

% of position

2.0%

8/14/2024

298.67K→304.60K

Common Stock

Direct

D · Disposition

−125.06K

Price / share

$0.55

Trade value

$68.79K

% of position

41.1%

2/7/2025

304.60K→179.54K

Common Stock

Direct

D · Disposition

−179.54K

Price / share

$0.55

Trade value

$98.74K

% of position

New position

2/11/2025

179.54K→0.00

Total

Net shares

−298.67K

Net value

-$161K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	8/14/2024	P · Purchase	+5.93K	$1.10	$6.53K	2.0%	298.67K	304.60K
Common Stock Direct	2/7/2025	D · Disposition	−125.06K	$0.55	$68.79K	41.1%	304.60K	179.54K
Common Stock Direct	2/11/2025	D · Disposition	−179.54K	$0.55	$98.74K	New position	179.54K	0.00
Total			−298.67K		-$161K

Derivative Transactions9

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

167.82K shares

−167.82K

Strike price

1.40

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

335.65K shares

−335.65K

Strike price

9.74

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

360K shares

−360K

Strike price

5.94

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

193.05K shares

−193.05K

Strike price

10.40

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

290K shares

−290K

Strike price

12.60

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

450K shares

−450K

Strike price

8.28

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

200K shares

−200K

Strike price

4.28

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

15.92K shares

−15.92K

Strike price

15.84

Held after

0.00

Exercisable

—

2/11/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

7.50K shares

−7.50K

Strike price

31.76

Held after

0.00

Exercisable

—

2/11/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Stock Option (Right to Buy) Direct	Common Stock167.82K shares	2/11/2025	D · Disposition	−167.82K	1.40	—
Stock Option (Right to Buy) Direct	Common Stock335.65K shares	2/11/2025	D · Disposition	−335.65K	9.74	—
Stock Option (Right to Buy) Direct	Common Stock360K shares	2/11/2025	D · Disposition	−360K	5.94	—
Stock Option (Right to Buy) Direct	Common Stock193.05K shares	2/11/2025	D · Disposition	−193.05K	10.40	—
Stock Option (Right to Buy) Direct	Common Stock290K shares	2/11/2025	D · Disposition	−290K	12.60	—
Stock Option (Right to Buy) Direct	Common Stock450K shares	2/11/2025	D · Disposition	−450K	8.28	—
Stock Option (Right to Buy) Direct	Common Stock200K shares	2/11/2025	D · Disposition	−200K	4.28	—
Stock Option (Right to Buy) Direct	Common Stock15.92K shares	2/11/2025	D · Disposition	−15.92K	15.84	—
Stock Option (Right to Buy) Direct	Common Stock7.50K shares	2/11/2025	D · Disposition	−7.50K	31.76	—