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  4. [Form 4] KALA BIO, Inc. Insider Trading Activity

KALA CFO's Planned Stock Sale Follows Regular Tax Management Strategy

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Kala Bio CFO Mary Reumuth reported a sale of 3,631 shares of common stock on June 24, 2025, at a weighted average price of $4.01 per share (range: $3.87-$4.12). The transaction was executed under a pre-established 10b5-1 trading plan from November 9, 2020.

Key details of the transaction:

  • The sale was specifically made to cover tax withholding obligations related to RSU vesting from a June 22, 2023 grant
  • Following the transaction, Reumuth maintains beneficial ownership of 62,100 shares, including 28,906 unvested RSUs
  • The transaction was reported via Form 4 within the required filing deadline

This planned sale under Rule 10b5-1 demonstrates standard executive equity management practices for tax obligations and does not indicate a significant change in the CFO's overall position in the company.

Positive

  • None.

Negative

  • None.
Insider Reumuth Mary
Role CHIEF FINANCIAL OFFICER
Sold 3,631 shs ($15K)
Type Security Shares Price Value
Sale Common Stock 3,631 $4.01 $15K
Holdings After Transaction: Common Stock — 62,100 shares (Direct)
Footnotes (1)
  1. This sale was made pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 9, 2020 to cover tax withholding obligations in connection with the vesting and settlement of the Reporting Person's restricted stock units ("RSUs") granted on June 22, 2023. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.87 to $4.12, 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.
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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Reumuth Mary
(Last) (First) (Middle)
C/O KALA BIO, INC.
1167 MASSACHUSETTS AVENUE
(Street)
ARLINGTON MA 02476
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
KALA BIO, Inc. [ KALA ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
CHIEF FINANCIAL OFFICER
3. Date of Earliest Transaction (Month/Day/Year)
06/24/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 06/24/2025 S 3,631(1) D $4.01(2) 62,100(3) D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. This sale was made pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 9, 2020 to cover tax withholding obligations in connection with the vesting and settlement of the Reporting Person's restricted stock units ("RSUs") granted on June 22, 2023.
2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.87 to $4.12, 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.
3. Includes 28,906 unvested RSUs.
/s/ Mary Reumuth 06/26/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

How many KALA shares did CFO Mary Reumuth sell on June 24, 2025?

CFO Mary Reumuth sold 3,631 shares of KALA common stock on June 24, 2025 at a weighted average price of $4.01 per share.

What was the purpose of KALA CFO's stock sale in June 2025?

The sale was made pursuant to a 10b5-1 trading plan adopted on November 9, 2020, specifically to cover tax withholding obligations related to the vesting and settlement of restricted stock units (RSUs) granted on June 22, 2023.

What is the price range of KALA shares sold by the CFO in the June 2025 transaction?

The shares were sold in multiple transactions at prices ranging from $3.87 to $4.12 per share, with a weighted average price of $4.01.

How many KALA shares does CFO Mary Reumuth own after the June 2025 transaction?

Following the transaction, Mary Reumuth beneficially owns 62,100 shares directly, which includes 28,906 unvested restricted stock units (RSUs).