Alper Ilkbahar

CIK: 0002059630

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)37 (56.9%)

Position reduction

Option Exercises (M)1 (1.5%)

Derivative conversions

Awards (A)3 (4.6%)

Compensation grants

Other (G, F, J, C, D, …)24 (36.9%)

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

Companies & Roles (1)

SNDK

Sandisk Corp

Officer

Discretionary Trading P&L

Holdings

Transaction History (65 total)

SNDK
Sandisk Corp
Sep 17, 2026
Award(A)
Direct
1.6K shares-
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
200 shares at avg. $1563.68$313K
SNDK
Sandisk Corp
Sep 3, 2026
Tax Payment(F)
Direct
3.2K shares at avg. $1554.99$5.0M
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
40 shares at avg. $1571.04$63K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
40 shares at avg. $1564.40$63K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
120 shares at avg. $1561.69$187K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1520.93$122K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
160 shares at avg. $1537.49$246K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1538.41$123K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
120 shares at avg. $1533.69$184K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1535.65$123K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1534.48$123K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1539.61$123K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
68 shares at avg. $1519.23$103K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
40 shares at avg. $1527.58$61K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1515.05$121K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
40 shares at avg. $1522.10$61K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1526.81$122K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1530.52$122K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
52 shares at avg. $1517.68$79K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1529.70$122K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
40 shares at avg. $1532.02$61K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
40 shares at avg. $1513.23$61K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1523.61$122K
SNDK
Sandisk Corp
Sep 3, 2026
Sale(S)
Direct
80 shares at avg. $1541.01$123K

		Type	Shares	Price		Ownership
Sep 17, 2026	SNDK Sandisk Corp	Award(A)	1,619	-	$0	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	200	$1563.68	$312,737	Direct
Sep 3, 2026	SNDK Sandisk Corp	Tax Payment(F)	3,244	$1554.99	$5,044,388	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	40	$1571.04	$62,842	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	40	$1564.40	$62,576	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	120	$1561.69	$187,403	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1520.93	$121,674	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	160	$1537.49	$245,998	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1538.41	$123,073	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	120	$1533.69	$184,043	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1535.65	$122,852	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1534.48	$122,758	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1539.61	$123,169	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	68	$1519.23	$103,308	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	40	$1527.58	$61,103	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1515.05	$121,204	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	40	$1522.10	$60,884	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1526.81	$122,145	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1530.52	$122,442	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	52	$1517.68	$78,919	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1529.70	$122,376	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	40	$1532.02	$61,281	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	40	$1513.23	$60,529	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1523.61	$121,888	Direct
Sep 3, 2026	SNDK Sandisk Corp	Sale(S)	80	$1541.01	$123,280	Direct

1-25 of 65 transactions

About Ilkbahar Alper

Ilkbahar Alper (SEC CIK 0002059630) files insider reports with the SEC as EVP & Chief Technology Officer of Sandisk Corp (SNDK).

Signal8 holds 23 ownership filings by Ilkbahar Alper (1 Form 3, 22 Form 4), filed between Mar 14, 2025 and Sep 21, 2026. Those filings report 65 transactions, from Mar 12, 2025 to Sep 17, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Ilkbahar Alper's filings is in MILPITAS, CA.

Recent filings by Ilkbahar Alper

Sep 17, 2026: Grant or award of SNDK shares (Form 4, code A).
Sep 3, 2026: Open-market sale of SNDK shares (Form 4, code S).
Sep 3, 2026: Tax withholding of SNDK shares (Form 4, code F).
Sep 3, 2026: Open-market sales of SNDK shares (22 lines, Form 4, code S).

Other insiders filing for Sandisk Corp (SNDK)

Shek Bernard, Chief Legal Officer and Secty
Pokorny Michael, VP, Chief Accounting Officer
Visoso Luis Felipe, EVP & CFO
Goeckeler David, Chairman & CEO
Caulfield Thomas, Director
Sayiner Necip, Director

How to read Form 4 transaction codes