SHERIDAN JOHN F (EVP, CHIEF OPERATING OFFICER) received a stock award from TANDEM DIABETES CARE INC

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award

SHERIDAN JOHN F

Filed: 5/19/2025ACC: 0001438133-25-000085

InsiderSHERIDAN JOHN FCIK 1365369

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IssuerTANDEM DIABETES CARE INCCIK 1438133

Officer· EVP, CHIEF OPERATING OFFICER

Since Nov 2018

-15.11K

Net shares

Net seller

$373.9K

Total sold

Open market trades

0B · 0S

Total transactions

33.79K acquired · 48.90K disposed

Non-Derivative Transactions9

Common Stock

Direct

A · Award

+1.36K

Price / share

$15.64

Trade value

$21.25K

% of position

1.7%

5/15/2025

79.01K→80.37K

Common Stock

Direct

M · Option Exercise

+792.00

Price / share

—

Trade value

—

% of position

1.0%

5/15/2025

80.37K→81.16K

Common Stock

Direct

F · Tax Withholding

−403.00

Price / share

$22.70

Trade value

$9.15K

% of position

0.5%

5/15/2025

81.16K→80.76K

Common Stock

Direct

M · Option Exercise

+2.24K

Price / share

—

Trade value

—

% of position

2.8%

5/15/2025

80.76K→82.99K

Common Stock

Direct

F · Tax Withholding

−1.14K

Price / share

$22.70

Trade value

$25.79K

% of position

1.4%

5/15/2025

82.99K→81.86K

Common Stock

Direct

M · Option Exercise

+5.47K

Price / share

$22.70

Trade value

$124.21K

% of position

6.7%

5/15/2025

81.86K→87.33K

Common Stock

Direct

F · Tax Withholding

−2.78K

Price / share

$22.70

Trade value

$63.08K

% of position

3.2%

5/15/2025

87.33K→84.55K

Common Stock

Direct

M · Option Exercise

+23.93K

Price / share

—

Trade value

—

% of position

28.3%

5/15/2025

84.55K→108.48K

Common Stock

Direct

F · Tax Withholding

−12.15K

Price / share

$22.70

Trade value

$275.85K

% of position

11.2%

5/15/2025

108.48K→96.33K

Total

Net shares

+17.32K

Net value

-$228.40K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/15/2025	A · Award	+1.36K	$15.64	$21.25K	1.7%	79.01K	80.37K
Common Stock Direct	5/15/2025	M · Option Exercise	+792.00	—	—	1.0%	80.37K	81.16K
Common Stock Direct	5/15/2025	F · Tax Withholding	−403.00	$22.70	$9.15K	0.5%	81.16K	80.76K
Common Stock Direct	5/15/2025	M · Option Exercise	+2.24K	—	—	2.8%	80.76K	82.99K
Common Stock Direct	5/15/2025	F · Tax Withholding	−1.14K	$22.70	$25.79K	1.4%	82.99K	81.86K
Common Stock Direct	5/15/2025	M · Option Exercise	+5.47K	$22.70	$124.21K	6.7%	81.86K	87.33K
Common Stock Direct	5/15/2025	F · Tax Withholding	−2.78K	$22.70	$63.08K	3.2%	87.33K	84.55K
Common Stock Direct	5/15/2025	M · Option Exercise	+23.93K	—	—	28.3%	84.55K	108.48K
Common Stock Direct	5/15/2025	F · Tax Withholding	−12.15K	$22.70	$275.85K	11.2%	108.48K	96.33K
Total			+17.32K		-$228.40K

Derivative Transactions4

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

792.00 shares

−792.00

Strike price

Held after

0.00

Exercisable

—

5/15/2025

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

2.24K shares

−2.24K

Strike price

Held after

0.00

Exercisable

—

5/15/2025

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

5.47K shares

−5.47K

Strike price

Held after

21.89K

Exercisable

—

5/15/2025

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

23.93K shares

−23.93K

Strike price

Held after

47.86K

Exercisable

—

5/15/2025

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Unit Direct	Common Stock792.00 shares	5/15/2025	M · Option Exercise	−792.00	—	0.00
Restricted Stock Unit Direct	Common Stock2.24K shares	5/15/2025	M · Option Exercise	−2.24K	—	0.00
Restricted Stock Unit Direct	Common Stock5.47K shares	5/15/2025	M · Option Exercise	−5.47K	—	21.89K
Restricted Stock Unit Direct	Common Stock23.93K shares	5/15/2025	M · Option Exercise	−23.93K	—	47.86K