STOCK TITAN

Kalaris Therapeutics (KLRS) director awarded 9,000 stock options

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

Rhea-AI Filing Summary

Kalaris Therapeutics director Anthony P. Adamis received a new stock option grant covering 9,000 shares of common stock. The option has an exercise price of $4.72 per share and expires on June 2, 2036.

The shares underlying the option are scheduled to vest in full on the earlier of June 3, 2027 or the company’s 2027 annual meeting of stockholders, subject to continued service. Following this grant, Adamis holds 9,000 derivative securities linked to common stock directly.

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  • None.

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Insider ADAMIS ANTHONY P
Role null
Type Security Shares Price Value
Grant/Award Stock Option (Right to Buy) 9,000 $0.00 --
Holdings After Transaction: Stock Option (Right to Buy) — 9,000 shares (Direct, null)
Footnotes (1)
  1. [object Object]
Option shares granted 9,000 shares Stock option award to director on June 3, 2026
Exercise price $4.72 per share Stock option strike price
Expiration date June 2, 2036 Option term end date
Underlying shares 9,000 shares Common stock underlying the option
Post-grant derivative holdings 9,000 options Total derivative securities held after transaction
Stock Option financial
"The option was granted on June 3, 2026."
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
exercise price financial
"conversion_or_exercise_price: 4.7200"
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
expiration date financial
"expiration_date: 2036-06-02T00:00:00.000Z"
The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.
vesting financial
"shares underlying the option are scheduled to vest in full"
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
Common Stock financial
"underlying_security_title: Common Stock"
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
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SEC Form 4
FORM 4UNITED 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*
ADAMIS ANTHONY P

(Last)(First)(Middle)
C/O KALARIS THERAPEUTICS, INC.
400 CONNELL DRIVE, SUITE 5500

(Street)
BERKELEY HEIGHTS NEW JERSEY 07922

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Kalaris Therapeutics, Inc. [ KLRS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/03/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy)$4.7206/03/2026A9,000 (1)06/02/2036Common Stock9,000$09,000D
Explanation of Responses:
1. The option was granted on June 3, 2026. The shares underlying the option are scheduled to vest in full on the earlier of (i) June 3, 2027 or (ii) the date of the Issuer's 2027 Annual Meeting of Stockholders, subject to continued service.
/s/ Brett Hagen, Attorney-in-Fact06/04/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

FAQ

What did Kalaris Therapeutics (KLRS) director Anthony P. Adamis report on this Form 4?

Anthony P. Adamis reported receiving a stock option grant for 9,000 Kalaris Therapeutics common shares. The option was awarded as equity compensation with no cash purchase, giving him the right to buy shares later at a fixed exercise price.

How many Kalaris Therapeutics (KLRS) shares are covered by the new stock option?

The new stock option grant covers 9,000 shares of Kalaris Therapeutics common stock. These shares are not issued immediately; instead, Adamis can acquire them in the future by exercising the option at the set $4.72 per share exercise price.

What is the exercise price and expiration date of the KLRS stock option grant?

The stock option has an exercise price of $4.72 per share and expires on June 2, 2036. This means Adamis can choose to buy up to 9,000 shares at $4.72 any time before that expiration, once the option is fully vested.

When do the newly granted Kalaris Therapeutics (KLRS) options vest?

The options are scheduled to vest in full on the earlier of June 3, 2027 or the date of Kalaris Therapeutics’ 2027 annual meeting of stockholders. Vesting is conditioned on Adamis’ continued service with the company through the applicable vesting date.

Is this KLRS Form 4 transaction a market purchase or sale of shares?

No, this Form 4 reports a stock option grant, not a market trade. Adamis did not buy or sell shares on the open market; he received options as compensation, which give him the right to purchase shares later at a fixed price if he chooses.

How many derivative securities does Anthony P. Adamis hold after this KLRS option grant?

After this grant, Adamis directly holds 9,000 derivative securities in the form of stock options linked to Kalaris Therapeutics common stock. This reflects the entire amount from the new award, as shown in the post-transaction holdings reported in the Form 4.