DAS ARUN

PrivateCIK: 1903997

Location

PHILADELPHIA, PA

DAS ARUN

Filed: 5/19/2025ACC: 0000950170-25-074811

InsiderDAS ARUNCIK 1903997

→

IssuerCABALETTA BIO, INC.CIK 1759138

Officer· Chief Business Officer

Since Jan 2022

0.00

Net shares

Net seller

$0.00

Total acquired

0

Open market trades

0B · 0S

10

Total transactions

403.42K acquired · 403.42K disposed

Non-Derivative Transactions0

No non-derivative transactions reported

Derivative Transactions10

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

18.42K shares

Shares

−18.42K

Strike price

11

Held after

0.00

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

18.42K shares

Shares

+18.42K

Strike price

1.92

Held after

18.42K

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

35K shares

Shares

−35K

Strike price

11.47

Held after

0.00

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

35K shares

Shares

+35K

Strike price

1.92

Held after

35K

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

100K shares

Shares

−100K

Strike price

3.21

Held after

0.00

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

100K shares

Shares

+100K

Strike price

1.92

Held after

100K

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

150K shares

Shares

−150K

Strike price

11.09

Held after

0.00

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

150K shares

Shares

+150K

Strike price

1.92

Held after

150K

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

100K shares

Shares

−100K

Strike price

23.97

Held after

0.00

Exercisable

—

5/19/2025

Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

100K shares

Shares

+100K

Strike price

1.92

Held after

100K

Exercisable

—

5/19/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock18.42K shares	5/19/2025	D · Disposition	−18.42K	11	—	0.00
Stock Option (Right to Buy) Direct	Common Stock18.42K shares	5/19/2025	A · Award	+18.42K	1.92	—	18.42K
Stock Option (Right to Buy) Direct	Common Stock35K shares	5/19/2025	D · Disposition	−35K	11.47	—	0.00
Stock Option (Right to Buy) Direct	Common Stock35K shares	5/19/2025	A · Award	+35K	1.92	—	35K
Stock Option (Right to Buy) Direct	Common Stock100K shares	5/19/2025	D · Disposition	−100K	3.21	—	0.00
Stock Option (Right to Buy) Direct	Common Stock100K shares	5/19/2025	A · Award	+100K	1.92	—	100K
Stock Option (Right to Buy) Direct	Common Stock150K shares	5/19/2025	D · Disposition	−150K	11.09	—	0.00
Stock Option (Right to Buy) Direct	Common Stock150K shares	5/19/2025	A · Award	+150K	1.92	—	150K
Stock Option (Right to Buy) Direct	Common Stock100K shares	5/19/2025	D · Disposition	−100K	23.97	—	0.00
Stock Option (Right to Buy) Direct	Common Stock100K shares	5/19/2025	A · Award	+100K	1.92	—	100K

DAS ARUN — Insider Transaction (Form 4) Filed May 19, 2025 | Finecho