Kaltura (KLTR) CCO sells 3,600 shares under 10b5-1 trading plan

Rhea-AI Filing Summary

Kaltura Inc.’s Chief Customer Officer, Israeli Natan, reported an open‑market sale of common stock. On this Form 4, he sold 3,600 shares of Kaltura common stock at a weighted average price of $1.5022 per share. The transaction was executed on May 21, 2026 and was carried out pursuant to a pre‑arranged Rule 10b5‑1 trading plan adopted on December 15, 2025. After this sale, Natan directly holds 2,164,359 shares of Kaltura common stock.

Insider Trade Summary 10b5-1

Net Seller: 3,600 shares ($5,408)

Net Sell 1 txn

Insider Israeli Natan

Role Chief Customer Officer

Sold 3,600 shs ($5K)

Type	Security	Shares	Price	Value
Sale	Common Stock	3,600	$1.5022	$5K

Holdings After Transaction: Common Stock — 2,164,359 shares (Direct, null)

Footnotes (1)

1. The sales reported on this Form 4 were effectuated pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2025. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.50 to $1.51, 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 range set forth in this footnote.

Key Figures

Shares sold: 3,600 shares Weighted average sale price: $1.5022 per share Post-transaction holdings: 2,164,359 shares +4 more

7 metrics

Shares sold 3,600 shares Open-market sale of Kaltura common stock

Weighted average sale price $1.5022 per share Reported sale price for 3,600 shares

Post-transaction holdings 2,164,359 shares Common shares directly held after the sale

Net shares sold 3,600 shares Net buy/sell direction is net-sell per summary

Sale price range $1.50–$1.51 per share Multiple transactions within this range

Transaction date May 21, 2026 Date of open-market sale

10b5-1 plan adoption date December 15, 2025 Date trading plan was adopted

Key Terms

Rule 10b5-1 trading plan, weighted average price, open-market sale

3 terms

Rule 10b5-1 trading plan regulatory

"The sales reported on this Form 4 were effectuated pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person..."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

open-market sale financial

"transaction_action: open-market sale"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

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).

X

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^*

Israeli Natan

(Last) (First) (Middle)

C/O KALTURA, INC.

860 BROADWAY, 3RD FLOOR

(Street)

NEW YORK NEW YORK 10003

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
KALTURA INC [ KLTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Customer Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/21/2026		S(1)		3,600	D	$1.5022(2)	2,164,359	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. The sales reported on this Form 4 were effectuated pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2025.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.50 to $1.51, 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 range set forth in this footnote.

Remarks:

	Zvi Maayan, Attorney-in-Fact for Natan Israeli	05/22/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Kaltura (KLTR) report for Israeli Natan?

Kaltura reported that Chief Customer Officer Israeli Natan sold 3,600 shares of common stock. The Form 4 states this was an open‑market sale executed on May 21, 2026, under a previously adopted Rule 10b5‑1 trading plan.

How many Kaltura (KLTR) shares did Israeli Natan sell and at what price?

Israeli Natan sold 3,600 Kaltura common shares at a weighted average price of $1.5022. A footnote explains the shares were sold in multiple trades between $1.50 and $1.51 per share, inclusive.

How many Kaltura (KLTR) shares does Israeli Natan hold after this Form 4 sale?

After the reported sale, Israeli Natan directly holds 2,164,359 Kaltura common shares. This post‑transaction figure, shown in the Form 4, reflects his remaining direct ownership following the 3,600‑share open‑market sale.

Was Israeli Natan’s Kaltura (KLTR) share sale under a Rule 10b5-1 plan?

Yes. A footnote states the sales were effectuated under a Rule 10b5‑1 trading plan adopted on December 15, 2025. Such plans pre‑schedule trades, helping insiders diversify holdings while following securities regulations.

What price range is disclosed for Israeli Natan’s Kaltura (KLTR) share sale?

The filing reports a weighted average sale price of $1.5022 per share. A footnote clarifies that individual trades occurred at prices ranging from $1.50 to $1.51, and detailed trade data is available upon request.