GROVER MATTHEW exercised options at DATA STORAGE CORP

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

M · 9 exercises

GROVER MATTHEW

Filed: 12/15/2025ACC: 0001731122-25-001677

InsiderGROVER MATTHEWCIK 1803509

→

IssuerDATA STORAGE CORPCIK 1419951

Director

Since Dec 2019

-10.19K

Net shares

Net seller

$50.6K

Total sold

Open market trades

0B · 0S

Total transactions

20.63K acquired · 30.82K disposed

Non-Derivative Transactions10

Common Stock

Direct

M · Option Exercise

+627.00

Price / share

$2.16

Trade value

$1.35K

% of position

1.9%

12/12/2025

32.91K→33.54K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$3.23

Trade value

$8.07K

% of position

7.5%

12/12/2025

33.54K→36.04K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$2.45

Trade value

$6.13K

% of position

6.9%

12/12/2025

36.04K→38.54K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$2.04

Trade value

$5.10K

% of position

6.5%

12/12/2025

38.54K→41.04K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$1.48

Trade value

$3.70K

% of position

6.1%

12/12/2025

41.04K→43.54K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$1.82

Trade value

$4.55K

% of position

5.7%

12/12/2025

43.54K→46.04K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$2.33

Trade value

$5.83K

% of position

5.4%

12/12/2025

46.04K→48.54K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$3.24

Trade value

$8.10K

% of position

5.2%

12/12/2025

48.54K→51.04K

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

$2.88

Trade value

$7.20K

% of position

4.9%

12/12/2025

51.04K→53.54K

Common Stock

Direct

F · Tax Withholding

−10.19K

Price / share

$4.97

Trade value

$50.64K

% of position

19.0%

12/12/2025

53.54K→43.35K

Total

Net shares

+10.44K

Net value

-$614.98

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	12/12/2025	M · Option Exercise	+627.00	$2.16	$1.35K	1.9%	32.91K	33.54K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$3.23	$8.07K	7.5%	33.54K	36.04K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$2.45	$6.13K	6.9%	36.04K	38.54K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$2.04	$5.10K	6.5%	38.54K	41.04K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$1.48	$3.70K	6.1%	41.04K	43.54K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$1.82	$4.55K	5.7%	43.54K	46.04K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$2.33	$5.83K	5.4%	46.04K	48.54K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$3.24	$8.10K	5.2%	48.54K	51.04K
Common Stock Direct	12/12/2025	M · Option Exercise	+2.50K	$2.88	$7.20K	4.9%	51.04K	53.54K
Common Stock Direct	12/12/2025	F · Tax Withholding	−10.19K	$4.97	$50.64K	19.0%	53.54K	43.35K
Total			+10.44K		-$614.98

Derivative Transactions9

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

627.00 shares

−627.00

Strike price

2.16

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

3.23

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

2.45

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

2.04

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

1.48

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

1.82

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

2.33

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

3.24

Held after

0.00

Exercisable

—

12/11/2025

Stock Option

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

2.88

Held after

0.00

Exercisable

—

12/11/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Stock Option Direct	Common Stock627.00 shares	12/11/2025	M · Option Exercise	−627.00	2.16	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	3.23	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	2.45	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	2.04	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	1.48	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	1.82	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	2.33	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	3.24	—
Stock Option Direct	Common Stock2.50K shares	12/11/2025	M · Option Exercise	−2.50K	2.88	—