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SNDK Sandisk Corp Insider Trading

Latest: CTO Sold $3.5M of Shares · Jun 2026

Multiple insiders have been active at Sandisk Corp (SNDK): 4 distinct insiders account for 0 buy filings and 5 sell filings as of Jul 2026. Its highest-significance filing in the last 90 days: CTO Alper Ilkbahar sold $3.5M, transaction dated Jun 2026.

5 filings analyzed · Latest 2026-07-02

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Buys
0
Sells
5
Insiders
4
Direction
Net selling

Sandisk Corp leadership

CEO
David V. Goeckeler — PRINCIPAL EXECUTIVE OFFICER
CFO
Luis Visoso — PRINCIPAL FINANCIAL OFFICER
General Counsel
Bernard Shek — Chief Legal Officer and Secretary
Chair
David V. Goeckeler — Chair of the Board

Historically, stocks have lagged the S&P 500 by a median ~3% over the 90 days after a low insider sell (n ≈ 1,162, 2024-2026). Past results don't predict the future. How we measure this ↗

July 2026
2026-07-02 10b5-1 Plan
low
Chief Legal Officer & Secty
600 shares
$1,252,800
@ $2,088.00
Significance 3

CLO Bernard Shek sells 600 SNDK shares ($1.3M) via 10b5-1 plan; holds 31.5K shares post-sale

Bernard Shek, Chief Legal Officer, sold 600 shares of SanDisk for $1,252,800.00 on 2026-07-01 under a pre-arranged 10b5-1 trading plan adopted on 2026-03-04. This is a scheduled transaction, not a discretionary decision. The sale reduces his holdings from 32.1K to 31.5K shares, a -1.9% reduction. His cross-ticker track record shows only 1 prior open-market sale, offering limited baseline for pattern analysis. At the current price of $1,745.00, the stock is -25.9% from its 52-week high but +148.7% over 90 days and +1.7% over 30 days, indicating recent recovery. The company reported $6.0B quarterly revenue with $3.6B net income, yet was unprofitable on a full-year basis, presenting a mixed fundamental picture. The scheduled nature of this sale under a 10b5-1 plan constrains inference about discretionary conviction or timing intent.

June 2026
2026-06-05 10b5-1 Plan
low
Chief Legal Officer & Secty
600 shares
$1,041,600
@ $1,736.00
Significance 4

CLO Bernard Shek sold 600 SNDK shares ($1.0M) via pre-arranged 10b5-1 plan; stock at $1559.32, -16.2% from 52-week high.

Bernard Shek, Chief Legal Officer & Secretary, executed a sale of 600 shares valued at $1,041,600.00 on 2026-06-03 as part of a pre-arranged 10b5-1 trading plan adopted on 2026-03-04, representing a scheduled disposition rather than a discretionary decision. The stock has risen 10.6% over the prior 30 days and 195.7% over 90 days but remains 16.2% below its 52-week high of $1861.00, while the company reported latest-quarter revenue of $5,950,000,000.00 and net income of $3,615,000,000.00 despite reporting negative net income over the most recent full fiscal year. The pre-arranged nature of this transaction precludes inference about Shek's current conviction or market timing, as the plan was established well in advance of execution.

2026-06-02
medium
EVP, Chief Technology Officer
2,000 shares
$3,513,153
@ $1,756.58
Significance 4

EVP/CTO Alper Ilkbahar sold 2,000 shares at blended avg $1,756.58 for $3.5M; retains 50.0K shares post-sale.

Alper Ilkbahar executed 3 separate sales totaling 2,000 shares for $3,513,152.91 on 2026-06-01, reducing holdings from 52.0K to 50.0K shares (a -3.8% reduction). The sales occurred at prices ($1,755.31, $1,757.00, $1,758.40) near the current market price of $1,716.36 and well above the 52-week low of $36.21, though below the 52-week high of $1,804.00. Despite the sale, the executive retains a substantial 50.0K share position. The company achieved $3.6B net income on $6.0B quarterly revenue with +10.4% annual growth, though it reported negative full-year net income for the most recent fiscal year, creating a mixed profitability picture that warrants attention to underlying operational trends.

May 2026
2026-05-14
medium
VP, Chief Accounting Officer
2,446 shares
$3,488,436
@ $1,426.18
Significance 4

VP/Chief Accounting Officer Pokorny sold 2,446 SNDK shares at $1,426.18 for $3.5M, reducing stake to 22,375 shares.

Michael Pokorny, VP and Chief Accounting Officer of SanDisk, executed a discretionary sale of 2,446 shares for $3,488,436.28 on 2026-05-12, representing a 9.9% reduction in his shareholding. The sale occurred at $1,426.18, which is notably above the current price of $1,382.72 but substantially below the 52-week high of $1,600.00. The stock has experienced substantial volatility, having risen 46.4% over 30 days and 120.7% over 90 days, indicating elevated price momentum at the time of sale. The timing and magnitude of this transaction warrants attention to whether it reflects broader capital allocation decisions or other corporate considerations, particularly given the CFO role and the company's scale ($204.8B market cap, $6.0B quarterly revenue).

February 2026
2026-02-26
medium
3,500 shares
$2,196,360
@ $627.53
Significance 6

Director Suzuki Miyuki sold 3,500 shares of SNDK at $627.53 on 2026-02-25, reducing stake by 26.1% to 9,907 shares ($2.2M total).

Suzuki Miyuki, a director, executed a substantial sale of 3,500 shares at $627.53, representing a 26.1% reduction in holdings post-transaction. The transaction occurred at a price $24.37 below the current price of $651.90, and notably below the 52-week high of $695.51. While SanDisk's fundamentals show strong operational performance—$3.0B quarterly revenue with +10.4% annual growth and $803.0M net income in the latest quarter—the company was unprofitable over its most recent full fiscal year, a material contradiction that may warrant investor scrutiny. The combination of a significant directional sale by a board member and the unresolved question of near-term profitability restoration merits attention to whether this signals shifting confidence in the company's trajectory.

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