SNDKSandisk Corporation
Technology · Computer HardwareNasdaqStockMkt cap $262.2B
Disclosed trades
11
0 in 30d · 0 in 90d
Politicians
6
Last trade May 7, 2026
Buys
5
$40K at range midpoints
Sells
5
$64.5K at range midpoints
Closing price · 365 days
Sep 24, 2025 – Sep 23, 2026
Monthly buys vs sells · 24 months
Counts of disclosed transactions
- Buys
- Sells (incl. partial)
Politicians who traded it
4 hold it now Estimated
| Politician | Seat | Trades | Buys | Sells | Bought (mid) | Sold (mid) | Last trade | Est. position Estimated |
|---|---|---|---|---|---|---|---|---|
| RLisa C. McClain | House · MI-09 | 3 | 1 | 2 | $8K | $16K | Oct 31, 2025 | $1.3K |
| DGilbert Ray Cisneros, Jr. | House · CA-31 | 2 | 2 | 0 | $16K | $0 | Mar 13, 2026 | $60.5K |
| RJefferson Shreve | House · IN-06 | 2 | 0 | 1 | $0 | $32.5K | Apr 7, 2025 | — |
| RRobert P. Bresnahan, Jr. | House · PA-08 | 2 | 0 | 2 | $0 | $16K | Apr 8, 2025 | — |
| RAlan Armstrong | Senate · OK | 1 | 1 | 0 | $8K | $0 | Mar 27, 2026 | $23.6K |
| DJosh Gottheimer | House · NJ-05 | 1 | 1 | 0 | $8K | $0 | May 7, 2026 | $10.8K |
Recent trades
| Politician | Ticker | Asset | Type | Owner | Amount | Traded | Filed | Source |
|---|---|---|---|---|---|---|---|---|
| RAlan Armstrong | SNDK | Sandisk Corporation - Common Stock When-Issued | Buy | Self | $1,001 - $15,000 | Mar 27, 2026 | Jul 21, 2026116d | Filing |
| DJosh Gottheimer | SNDK | Sandisk Corporation - Common Stock When-Issued (SNDK) | Buy | Joint | $1,001 - $15,000 | May 7, 2026 | Jun 3, 202627d | Filing |
| DGilbert Ray Cisneros, Jr. | SNDK | Sandisk Corporation - Common Stock (SNDK) | Buy | Self | $1,001 - $15,000 | Mar 13, 2026 | Apr 7, 202625d | Filing |
| DGilbert Ray Cisneros, Jr. | SNDK | Sandisk Corporation - Common Stock (SNDK) | Buy | Self | $1,001 - $15,000 | Jan 9, 2026 | Feb 13, 202635d | Filing |
| RLisa C. McClain | SNDK | Sandisk Corporation - Common Stock (SNDK) | Sell | Spouse | $1,001 - $15,000 | Oct 31, 2025 | Nov 21, 202521d | Filing |
| RLisa C. McClain | SNDK | Sandisk Corporation - Common Stock (SNDK) | Buy | Spouse | $1,001 - $15,000 | Oct 30, 2025 | Nov 21, 202522d | Filing |
| RLisa C. McClain | SNDK | Sandisk Corporation - Common Stock (SNDK) | Sell | Spouse | $1,001 - $15,000 | Oct 30, 2025 | Nov 21, 202522d | Filing |
| RRobert P. Bresnahan, Jr. | SNDK | Sandisk Corporation - Common Stock (SNDK) | Sell | Self | $1,001 - $15,000 | Apr 8, 2025 | May 8, 202530d | Filing |
| RJefferson Shreve | SNDK | Sandisk Corporation - Common Stock (SNDK) | Sell | Self | $15,001 - $50,000 | Apr 7, 2025 | May 8, 202531d | Filing |
| RRobert P. Bresnahan, Jr. | SNDK | Sandisk Corporation - Common Stock (SNDK) | Sell | Self | $1,001 - $15,000 | Apr 4, 2025 | Apr 22, 202518d | Filing |
| RJefferson Shreve | SNDK | Sandisk Corporation - Common Stock (SNDK) | Exchange | Self | $1,001 - $15,000 | Feb 24, 2025 | Mar 9, 202513d | Filing |
Insider activity Filed
Insiders
14
Computer Storage Devices
Open-market buys · 90d
0
$0 bought
Open-market sells · 90d
67
$121.4M sold
Net · 90d
-$121.4M
-$132.7M net over 12 months · last Sep 20, 2026
| Date | Insider | Kind | Security | Shares | Price | Value | Post-holdings | D/I | 10b5-1 | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 20, 2026filed Sep 21, 2026 | Bernard ShekChief Legal Officer and Secty | Withholding | Common Stock | −118 | $1,791.82 | $211,435 | 26,188 | D | — | 4 |
| Sep 17, 2026filed Sep 21, 2026 | Michael PokornyVP, Chief Accounting Officer | Award | Common Stock | 458 | $0.00 | $0 | 21,550 | D | — | 4 |
| Sep 17, 2026filed Sep 21, 2026 | Luis Felipe VisosoEVP & CFO | Award | Common Stock | 1,635 | $0.00 | $0 | 132,611 | D | — | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −165 | $1,587.00 | $261,855 | 382,865 | D | 10b5-1 | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −1,520 | $1,585.85 | $2,410,490 | 383,030 | D | 10b5-1 | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −1,080 | $1,583.80 | $1,710,503 | 384,550 | D | 10b5-1 | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −1,480 | $1,580.25 | $2,338,765 | 385,630 | D | 10b5-1 | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −640 | $1,579.40 | $1,010,819 | 387,110 | D | 10b5-1 | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −2,876 | $1,578.34 | $4,539,306 | 387,750 | D | 10b5-1 | 4 |
| Sep 17, 2026filed Sep 21, 2026 | David GoeckelerChairman & CEO | Sale | Common Stock | −4,139 | $1,576.82 | $6,526,460 | 390,626 | D | 10b5-1 | 4 |
Shares, prices and post-transaction holdings are exactly as reported on SEC Form 4. Net figures count open-market buys minus open-market sales only (awards, exercises, withholding and gifts are excluded).
Unusual activity Estimated
- 32Exec saleSep 17, 2026
SNDK CEO David Goeckeler sold $15.1M (10b5-1 plan)
Details
- Insider
- David Goeckeler
- Company
- Sandisk Corp
- Ticker
- SNDK
- Tx kind
- open_market_sale
- Tx date
- Sep 17, 2026
- Shares
- 9,604
- Price
- $1,569
- Value
- $15.1M
- Is 10b5 1
- Yes
- 27Exec saleSep 17, 2026
SNDK CEO David Goeckeler sold $7.2M (10b5-1 plan)
Details
- Insider
- David Goeckeler
- Company
- Sandisk Corp
- Ticker
- SNDK
- Tx kind
- open_market_sale
- Tx date
- Sep 17, 2026
- Shares
- 4,558
- Price
- $1,571
- Value
- $7.2M
- Is 10b5 1
- Yes
- 27Exec saleSep 17, 2026
SNDK CEO David Goeckeler sold $6.5M (10b5-1 plan)
Details
- Insider
- David Goeckeler
- Company
- Sandisk Corp
- Ticker
- SNDK
- Tx kind
- open_market_sale
- Tx date
- Sep 17, 2026
- Shares
- 4,139
- Price
- $1,577
- Value
- $6.5M
- Is 10b5 1
- Yes
- 35Exec saleSep 14, 2026
SNDK CEO David Goeckeler sold $21.9M (10b5-1 plan)
Details
- Insider
- David Goeckeler
- Company
- Sandisk Corp
- Ticker
- SNDK
- Tx kind
- open_market_sale
- Tx date
- Sep 14, 2026
- Shares
- 14,364
- Price
- $1,523
- Value
- $21.9M
- Is 10b5 1
- Yes
- 26Exec saleSep 14, 2026
SNDK CEO David Goeckeler sold $6.2M (10b5-1 plan)
Details
- Insider
- David Goeckeler
- Company
- Sandisk Corp
- Ticker
- SNDK
- Tx kind
- open_market_sale
- Tx date
- Sep 14, 2026
- Shares
- 4,080
- Price
- $1,528
- Value
- $6.2M
- Is 10b5 1
- Yes
- 95Well timedMay 7, 2026
Rep. Josh Gottheimer's SNDK buy is up 70% after 30 days
Details
- Politician
- Josh Gottheimer
- Ticker
- SNDK
- Asset
- Sandisk Corporation - Common Stock When-Issued (SNDK)
- Tx type
- buy
- Tx date
- May 7, 2026
- Filing date
- Jun 3, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Amount mid
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 27
- Is whale
- No
- Entry date
- May 7, 2026
- Entry close
- 1,339.96
- Exit date
- Jun 22, 2026
- Exit close
- 2,273.73
- Forward return
- +69.7%
- Sign adjusted return
- +69.7%
- N trading days
- 30
- 100Well timedMar 27, 2026
Sen. Alan Armstrong's SNDK buy is up 151% after 30 days
Details
- Politician
- Alan Armstrong
- Ticker
- SNDK
- Asset
- Sandisk Corporation - Common Stock When-Issued
- Tx type
- buy
- Tx date
- Mar 27, 2026
- Filing date
- Jul 21, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Amount mid
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 116
- Is whale
- No
- Entry date
- Mar 27, 2026
- Entry close
- 615.83
- Exit date
- May 11, 2026
- Exit close
- 1,547.56
- Forward return
- +151.3%
- Sign adjusted return
- +151.3%
- N trading days
- 30
- 87Well timedMar 13, 2026
Rep. Gilbert Ray Cisneros, Jr.'s SNDK buy is up 62% after 30 days
Details
- Politician
- Gilbert Ray Cisneros, Jr.
- Ticker
- SNDK
- Asset
- Sandisk Corporation - Common Stock (SNDK)
- Tx type
- buy
- Tx date
- Mar 13, 2026
- Filing date
- Apr 7, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Amount mid
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 25
- Is whale
- No
- Entry date
- Mar 13, 2026
- Entry close
- 661.62
- Exit date
- Apr 27, 2026
- Exit close
- 1,070.20
- Forward return
- +61.8%
- Sign adjusted return
- +61.8%
- N trading days
- 30
- 94Well timedJan 9, 2026
Rep. Gilbert Ray Cisneros, Jr.'s SNDK buy is up 69% after 30 days
Details
- Politician
- Gilbert Ray Cisneros, Jr.
- Ticker
- SNDK
- Asset
- Sandisk Corporation - Common Stock (SNDK)
- Tx type
- buy
- Tx date
- Jan 9, 2026
- Filing date
- Feb 13, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Amount mid
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 35
- Is whale
- No
- Entry date
- Jan 9, 2026
- Entry close
- 377.41
- Exit date
- Feb 24, 2026
- Exit close
- 638.52
- Forward return
- +69.2%
- Sign adjusted return
- +69.2%
- N trading days
- 30