Ticker · CUSIP 80004C200

SNDK

SANDISK CORP

Technology·Computer Hardware

···Share

Holders (tracked)

Combined shares

15,678,448

Combined value

$3.72B

Last close

$920.99

Quarter

2025Q4

Price is +288.0% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$920.99+889.70 (+2843.40%)H $952.50 · L $29.62 · Avg Vol 9.9M

Congress buyCongress sellPosition opened

Tracked holders · last 8 quarters

+7 vs previous quarter over the last 4.

SEC event timeline

26 events

Ken Griffin (Citadel Advisors) added2026-02-17
+77,672 shares · 2025Q4
Position
D.E. Shaw & Co. added2026-02-17
+809,443 shares · 2025Q4
Position
Stanley Druckenmiller (Duquesne) exited2026-02-17
−166,235 shares · 2025Q4
Position
Two Sigma Investments added2026-02-17
+454,864 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+357,902 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+581,889 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−1,870,903 shares · 2025Q4
Position
Wellington Management opened position2026-02-17
+103,588 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+29,100 shares · 2025Q4
Position
Whale Rock Capital opened position2026-02-17
+1,003,566 shares · 2025Q4
Position
Jeremy Grantham (GMO) exited2026-02-17
−24,603 shares · 2025Q4
Position
AQR Capital Management trimmed2026-02-17
−318,697 shares · 2025Q4
Position
Renaissance Technologies added2026-02-12
+373,800 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+2,185,899 shares · 2025Q4
Position
Paul Singer (Elliott Mgmt) exited2025-11-14
−749,997 shares · 2025Q2
Position
Two Sigma Investments opened position2025-11-14
+260,361 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+630,829 shares · 2025Q3
Position
Larry Robbins (Glenview Capital) exited2025-11-14
−26,030 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+1,229,885 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+160,009 shares · 2025Q3
Position
T. Rowe Price trimmed2025-11-14
−2,346,387 shares · 2025Q3
Position
Stanley Druckenmiller (Duquesne) opened position2025-11-14
+166,235 shares · 2025Q3
Position
George Soros (Soros Fund Mgmt) exited2025-11-14
−526,825 shares · 2025Q3
Position
Jeremy Grantham (GMO) opened position2025-11-13
+24,603 shares · 2025Q3
Position
Renaissance Technologies added2025-11-13
+422,100 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−1,750,727 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for SNDK →

Follow-the-investor returns

If you'd copied each holder of SNDK…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
T. Rowe Price	2025Q1	$46.96	+1861.1%	$1.32B
AQR Capital Management	2025Q1	$74.46	+1136.9%	$1.04B
Norges Bank (Norway SWF)	2025Q2	$83.58	+1001.9%	$2.01B
Renaissance Technologies	2025Q2	$128.06	+619.2%	$1.11B
Two Sigma Investments	2025Q3	$191.81	+380.2%	$658.7M
Ken Griffin (Citadel Advisors)	2025Q1	$204.51	+350.3%	$1.36B
Ken Griffin (Citadel Advisors)	2025Q1	$204.51	+350.3%	$1.36B
Ken Griffin (Citadel Advisors)	2025Q1	$204.51	+350.3%	$1.36B
D.E. Shaw & Co.	2025Q1	$233.42	+294.6%	$84.7M
D.E. Shaw & Co.	2025Q1	$233.42	+294.6%	$84.7M
D.E. Shaw & Co.	2025Q1	$233.42	+294.6%	$84.7M
Izzy Englander (Millennium Mgmt)	2025Q1	$237.26	+288.2%	$3.7M
Izzy Englander (Millennium Mgmt)	2025Q1	$237.26	+288.2%	$3.7M
Izzy Englander (Millennium Mgmt)	2025Q1	$237.26	+288.2%	$3.7M
Whale Rock Capital	2025Q4	$237.38	+288.0%	$924.3M
Paul Tudor Jones (Tudor Investment)	2025Q4	$237.38	+288.0%	$11.0M
Paul Tudor Jones (Tudor Investment)	2025Q4	$237.38	+288.0%	$11.0M
Steve Cohen (Point72)	2025Q4	$237.38	+288.0%	$535.9M
Steve Cohen (Point72)	2025Q4	$237.38	+288.0%	$535.9M
Steve Cohen (Point72)	2025Q4	$237.38	+288.0%	$535.9M
Wellington Management	2025Q4	$237.38	+288.0%	$574K
Wellington Management	2025Q4	$237.38	+288.0%	$574K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions5

Norges Bank (Norway SWF)
+2,185,899
$518.9M
Whale Rock Capital
+1,003,566
$238.2M
Steve Cohen (Point72)
+581,889
$138.1M
Wellington Management
+103,588
$24.6M
Paul Tudor Jones (Tudor Investment)
+29,100
$6.9M

Added to5

D.E. Shaw & Co.
+809,443
$192.1M
Two Sigma Investments
+454,864
$108.0M
Renaissance Technologies
+373,800
$88.7M
Izzy Englander (Millennium Mgmt)
+357,902
$85.0M
Ken Griffin (Citadel Advisors)
+77,672
$18.4M

Trimmed2

AQR Capital Management
−318,697
$75.7M
T. Rowe Price
−1,870,903
$444K

Exited2

Jeremy Grantham (GMO)
−24,603
$2.8M
Stanley Druckenmiller (Duquesne)
−166,235
$19K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2025Q1	11	8,534,240	$406.3M	—
2025Q2	13	13,744,978	$623.3M	+2
2025Q3	15	11,068,596	$1.24B	+2
2025Q4	22	15,678,448	$3.72B	+7

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2026-03-13	Gilbert Cisneros	Buy	$1K – $15K	PDF ↗
2026-01-09	Gilbert Cisneros	Buy	$1K – $15K	PDF ↗
2025-10-31	Lisa McClain	Sell	$1K – $15K	PDF ↗
2025-10-30	Lisa McClain	Buy	$1K – $15K	PDF ↗
2025-10-30	Lisa McClain	Sell	$1K – $15K	PDF ↗
2025-04-08	Rob Bresnahan	Sell	$1K – $15K	PDF ↗
2025-04-04	Rob Bresnahan	Sell	$1K – $15K	PDF ↗
2025-02-24	Jefferson Shreve	Sell	$1K – $15K	PDF ↗

Who owns SNDK

22 super-investors · 2025Q4

Tracked stake

15.68M

Combined value

$3.72B

% of shares outstanding

—

shares-out unknown

Quarter action mix

New9Added11Trim2

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Norges Bank Norway SWF	2.19M	$519M	0.1%	New+2.19M
2	D.E. Shaw & Co.	2.09M	$497M	0.3%	Added+809.4K
3	Izzy Englander Millennium Mgmt	1.50M	$356M	0.1%	Added+357.9K
4	Ken Griffin Citadel Advisors	1.47M	$349M	0.1%	Added+77.7K
5	T. Rowe Price	1.44M	$341M	0.0%	Trim−1.87M
6	Ken Griffin Citadel Advisors	1.27M	$302M	0.0%	Added+77.7K
7	Renaissance Technologies	1.21M	$287M	0.4%	Added+373.8K
8	AQR Capital Management	1.13M	$269M	0.1%	Trim−318.7K
9	Whale Rock Capital	1.00M	$238M	3.0%	New+1.00M	—
10	Two Sigma Investments	715.2K	$170M	0.2%	Added+454.9K
11	Steve Cohen Point72	581.9K	$138M	0.2%	New+581.9K
12	Ken Griffin Citadel Advisors	403.3K	$96M	0.0%	Added+77.7K
13	Steve Cohen Point72	254.0K	$60M	0.1%	New+581.9K
14	D.E. Shaw & Co.	163.2K	$39M	0.0%	Added+809.4K
15	Wellington Management	103.6K	$25M	0.0%	New+103.6K
16	D.E. Shaw & Co.	92.0K	$22M	0.0%	Added+809.4K
17	Steve Cohen Point72	24.0K	$6M	0.0%	New+581.9K
18	Paul Tudor Jones Tudor Investment	17.2K	$4M	0.0%	New+29.1K
19	Paul Tudor Jones Tudor Investment	11.9K	$3M	0.0%	New+29.1K
20	Izzy Englander Millennium Mgmt	4.0K	$950K	0.0%	Added+357.9K
21	Izzy Englander Millennium Mgmt	1.4K	$332K	0.0%	Added+357.9K
22	Wellington Management	623	$268K	0.0%	New+103.6K

Recent moves

20 transactions

TRIMAQR Capital Management
−318,697 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+77,672 · 2025Q4
SOLDStanley Druckenmiller (Duquesne)
−166,235 · 2025Q4
SOLDJeremy Grantham (GMO)
−24,603 · 2025Q4
ADDD.E. Shaw & Co.
+809,443 · 2025Q4
ADDTwo Sigma Investments
+454,864 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+357,902 · 2025Q4
NEWSteve Cohen (Point72)
+581,889 · 2025Q4
TRIMT. Rowe Price
−1,870,903 · 2025Q4
NEWWellington Management
+103,588 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+29,100 · 2025Q4
NEWWhale Rock Capital
+1,003,566 · 2025Q4
ADDRenaissance Technologies
+373,800 · 2025Q4
NEWNorges Bank (Norway SWF)
+2,185,899 · 2025Q4
ADDD.E. Shaw & Co.
+1,229,885 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+160,009 · 2025Q3
NEWTwo Sigma Investments
+260,361 · 2025Q3
TRIMT. Rowe Price
−2,346,387 · 2025Q3
NEWStanley Druckenmiller (Duquesne)
+166,235 · 2025Q3
SOLDGeorge Soros (Soros Fund Mgmt)
−526,825 · 2025Q3

Embed this chart

Paste this iframe anywhere to embed the live SNDK chart.

<iframe src="https://openstocks.me/embed/stocks/SNDK" width="100%" height="480" frameborder="0" loading="lazy" title="SNDK chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>

Preview: https://openstocks.me/embed/stocks/SNDK

Explore related topics