Mary Reumuth - 22 Oct 2025 Form 4 Insider Report for KALA BIO, Inc. (KALA)

Role: CHIEF FINANCIAL OFFICER
Signature: /s/ Mary Reumuth
Issuer symbol: KALA
Transactions as of: 22 Oct 2025
Net transactions value: -$27,544
Form type: 4
Filing time: 24 Oct 2025, 20:00:12 UTC
Previous filing: 26 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Reumuth Mary	CHIEF FINANCIAL OFFICER	C/O KALA BIO, INC., 1167 MASSACHUSETTS AVENUE, ARLINGTON	/s/ Mary Reumuth	24 Oct 2025	0001710969

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KALA	Common Stock	Sale	$26,751	-32,230	-52%	$0.8300	29,873	22 Oct 2025	Direct	F1, F2
transaction	KALA	Common Stock	Sale	$793	-967	-3.2%	$0.8200	28,906	23 Oct 2025	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.82 to $0.84, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.
F2	Includes 28,906 unvested RSUs.

Content

The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.82 to $0.84, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

Includes 28,906 unvested RSUs.