Kira Makagon

CIK: 0001586648

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)17 (35.4%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)12 (25.0%)

Compensation grants

Other (G, F, J, C, D, …)19 (39.6%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

RNG

RingCentral, Inc.

Officer

(CALX)

CALIX, INC

Director

Discretionary Trading P&L

Holdings

Transaction History (48 total)

RNG
RingCentral, Inc.
Sep 14, 2026
Sale(S)
Direct
36.2K shares at avg. $70.11$2.5M
RNG
RingCentral, Inc.
Sep 1, 2026
Tax Payment(F)
Direct
13.3K shares at avg. $70.77$938K
RNG
RingCentral, Inc.
Aug 20, 2026
Tax Payment(F)
Direct
9.2K shares at avg. $65.58$605K
RNG
RingCentral, Inc.
Aug 17, 2026
Tax Payment(F)
Direct
1.7K shares at avg. $64.07$112K
RNG
RingCentral, Inc.
Aug 17, 2026
Award(A)
Direct
3.4K shares-
RNG
RingCentral, Inc.
Jun 1, 2026
Tax Payment(F)
Direct
13.3K shares at avg. $49.10$651K
RNG
RingCentral, Inc.
May 29, 2026
Award(A)
Direct
102.9K shares-
RNG
RingCentral, Inc.
May 27, 2026
Sale(S)
Direct
11.4K shares at avg. $42.32$481K
RNG
RingCentral, Inc.
May 27, 2026
Sale(S)
Direct
5.6K shares at avg. $42.99$241K
RNG
RingCentral, Inc.
May 20, 2026
Tax Payment(F)
Direct
9.2K shares at avg. $43.51$401K
RNG
RingCentral, Inc.
May 15, 2026
Tax Payment(F)
Direct
2.3K shares at avg. $41.05$94K
RNG
RingCentral, Inc.
May 15, 2026
Award(A)
Direct
4.5K shares-
(CALX)
CALIX, INC
May 14, 2026
Award(A)
Direct
5K shares-
RNG
RingCentral, Inc.
Apr 27, 2026
Sale(S)
Direct
4.5K shares at avg. $40.14$179K
RNG
RingCentral, Inc.
Apr 27, 2026
Sale(S)
Direct
1.4K shares at avg. $40.67$57K
RNG
RingCentral, Inc.
Mar 27, 2026
Sale(S)
Direct
39.1K shares at avg. $35.68$1.4M
RNG
RingCentral, Inc.
Mar 27, 2026
Sale(S)
Direct
5.8K shares at avg. $36.54$211K
RNG
RingCentral, Inc.
Mar 26, 2026
Sale(S)
Direct
2.1K shares at avg. $36.28$75K
RNG
RingCentral, Inc.
Mar 26, 2026
Sale(S)
Direct
3.8K shares at avg. $35.65$135K
RNG
RingCentral, Inc.
Mar 1, 2026
Tax Payment(F)
Direct
46.3K shares at avg. $36.45$1.7M
RNG
RingCentral, Inc.
Feb 27, 2026
Sale(S)
Direct
22K shares at avg. $35.15$774K
RNG
RingCentral, Inc.
Feb 27, 2026
Sale(S)
Direct
183 shares at avg. $36.00$7K
RNG
RingCentral, Inc.
Feb 20, 2026
Tax Payment(F)
Direct
7.8K shares at avg. $39.50$307K
RNG
RingCentral, Inc.
Feb 20, 2026
Sale(S)
Direct
47K shares at avg. $35.49$1.7M
RNG
RingCentral, Inc.
Feb 17, 2026
Award(A)
Direct
4.1K shares-

		Type	Shares	Price		Ownership
Sep 14, 2026	RNG RingCentral, Inc.	Sale(S)	36,185	$70.11	$2,536,930	Direct
Sep 1, 2026	RNG RingCentral, Inc.	Tax Payment(F)	13,260	$70.77	$938,410	Direct
Aug 20, 2026	RNG RingCentral, Inc.	Tax Payment(F)	9,222	$65.58	$604,779	Direct
Aug 17, 2026	RNG RingCentral, Inc.	Tax Payment(F)	1,749	$64.07	$112,058	Direct
Aug 17, 2026	RNG RingCentral, Inc.	Award(A)	3,437	-	$0	Direct
Jun 1, 2026	RNG RingCentral, Inc.	Tax Payment(F)	13,260	$49.10	$651,066	Direct
May 29, 2026	RNG RingCentral, Inc.	Award(A)	102,900	-	$0	Direct
May 27, 2026	RNG RingCentral, Inc.	Sale(S)	11,378	$42.32	$481,494	Direct
May 27, 2026	RNG RingCentral, Inc.	Sale(S)	5,610	$42.99	$241,180	Direct
May 20, 2026	RNG RingCentral, Inc.	Tax Payment(F)	9,223	$43.51	$401,293	Direct
May 15, 2026	RNG RingCentral, Inc.	Tax Payment(F)	2,300	$41.05	$94,415	Direct
May 15, 2026	RNG RingCentral, Inc.	Award(A)	4,520	-	$0	Direct
May 14, 2026	(CALX) CALIX, INC	Award(A)	4,967	-	$0	Direct
Apr 27, 2026	RNG RingCentral, Inc.	Sale(S)	4,470	$40.14	$179,426	Direct
Apr 27, 2026	RNG RingCentral, Inc.	Sale(S)	1,400	$40.67	$56,938	Direct
Mar 27, 2026	RNG RingCentral, Inc.	Sale(S)	39,058	$35.68	$1,393,433	Direct
Mar 27, 2026	RNG RingCentral, Inc.	Sale(S)	5,782	$36.54	$211,280	Direct
Mar 26, 2026	RNG RingCentral, Inc.	Sale(S)	2,070	$36.28	$75,104	Direct
Mar 26, 2026	RNG RingCentral, Inc.	Sale(S)	3,800	$35.65	$135,478	Direct
Mar 1, 2026	RNG RingCentral, Inc.	Tax Payment(F)	46,250	$36.45	$1,685,813	Direct
Feb 27, 2026	RNG RingCentral, Inc.	Sale(S)	22,013	$35.15	$773,691	Direct
Feb 27, 2026	RNG RingCentral, Inc.	Sale(S)	183	$36.00	$6,588	Direct
Feb 20, 2026	RNG RingCentral, Inc.	Tax Payment(F)	7,783	$39.50	$307,429	Direct
Feb 20, 2026	RNG RingCentral, Inc.	Sale(S)	46,960	$35.49	$1,666,610	Direct
Feb 17, 2026	RNG RingCentral, Inc.	Award(A)	4,131	-	$0	Direct

1-25 of 48 transactions

About Makagon Kira

Makagon Kira (SEC CIK 0001586648) files insider reports with the SEC as President and COO of RingCentral, Inc. (RNG) and Director of CALIX, INC ((CALX)).

Signal8 holds 33 ownership filings by Makagon Kira (1 Form 3, 32 Form 4), filed between Feb 24, 2025 and Sep 16, 2026. Those filings report 48 transactions, from Feb 20, 2025 to Sep 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Makagon Kira's filings is in BELMONT, CA.

Recent filings by Makagon Kira

Sep 14, 2026: Open-market sale of RNG shares (Form 4, code S).
Sep 1, 2026: Tax withholding of RNG shares (Form 4, code F).
Aug 20, 2026: Tax withholding of RNG shares (Form 4, code F).
Aug 17, 2026: Tax withholding of RNG shares (Form 4, code F).
Aug 17, 2026: Grant or award of RNG shares (Form 4, code A).

Other insiders filing for RingCentral, Inc. (RNG)

Shenkan Amy Guggenheim, Director
Arora Tarun, Chief Accounting Officer
Marlow John H, SVP, CAdO & GENERAL COUNSEL
Agarwal Vaibhav, Chief Financial Officer
Shmunis Vladimir, CEO and Chairman
THEIS ROBERT I, Director

How to read Form 4 transaction codes