TANINI ANNITA enters KEROS THERAPEUTICS, INC. with 46.37K shares plus derivative instruments

Holding both equity and derivatives at entry signals strong long-term conviction in the company.

Direct Derivatives

TANINI ANNITA

Filed: 8/13/2026ACC: 0002146784-26-000002

InsiderTANINI ANNITACIK 2146784

→

IssuerKEROS THERAPEUTICS, INC.CIK 1664710

Officer· Corp. Controller & VP, Finance

Since Aug 2026

46.37K

Baseline shares

100% direct

46.37K

Direct ownership

1 position

71.10K

Derivative underlying

6 instruments

Security positions

All direct

Non-Derivative Holdings1

Common Stock

Direct

Shares owned46.37K

Total

46.37K direct46.37K

Security Title	Shares Owned	Ownership Type
Common Stock	46.37K	Direct
Total	46.37K	46.37K direct

Derivative Holdings6

Employee Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

25K

Shares owned

N/A

Exercise price

28.74

Expiration

—

Exercise window

—

Employee Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

10K

Shares owned

N/A

Exercise price

54.38

Expiration

—

Exercise window

—

Employee Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

Shares owned

N/A

Exercise price

70.93

Expiration

—

Exercise window

—

Employee Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

7.80K

Shares owned

N/A

Exercise price

15.52

Expiration

—

Exercise window

—

Employee Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

7.50K

Shares owned

N/A

Exercise price

46.30

Expiration

—

Exercise window

—

Employee Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

14.80K

Shares owned

N/A

Exercise price

56.18

Expiration

—

Exercise window

—

Total

Underlying

71.10K

Owned

0.00

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Employee Stock Option (Right to Buy) Direct	Common Stock	28.74	—	—	25K	N/A
Employee Stock Option (Right to Buy) Direct	Common Stock	54.38	—	—	10K	N/A
Employee Stock Option (Right to Buy) Direct	Common Stock	70.93	—	—	6K	N/A
Employee Stock Option (Right to Buy) Direct	Common Stock	15.52	—	—	7.80K	N/A
Employee Stock Option (Right to Buy) Direct	Common Stock	46.30	—	—	7.50K	N/A
Employee Stock Option (Right to Buy) Direct	Common Stock	56.18	—	—	14.80K	N/A
Total					71.10K	0.00