Ardsley Advisory Partners’s Sandisk SNDK Stock Holding History

Ardsley Advisory Partners’s Portfolio SNDK Stock Details SNDK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$56.7M	Sell	25,000 -17,000	-40%	-$24.3M	5.9%	1
2026 Q1	$26.7M	Sell	42,000 -14,000	-25%	-$7.91M	3.41%	4
2025 Q4	$13.3M	Sell	56,000 -44,000	-44%	-$8.81M	1.46%	18
2025 Q3	$11.2M	Buy	+100,000	New	+$5.84M	1.39%	22

Other funds holding SNDK

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

ETC

Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return

AHT

Amanah Holdings Trust London $1.7B AUM 612.53% 1-Year Est. Return

Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return

UNICOM Systems Las Vegas, Nevada $1.53B AUM 148.94% 1-Year Est. Return

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

CNB

Czech National Bank Prague, Czech Republic $18.3B AUM 43.04% 1-Year Est. Return

Ardsley Advisory Partners's SNDK Position: Q2 2026 in Review

Ardsley Advisory Partners reduced its Sandisk (SNDK) stake by 40% in Q2 2026, selling an estimated $24.3M and leaving 25,000 shares worth $56.7M. The position accounts for 5.9% of the portfolio, ranked #1.

Ardsley Advisory Partners first reported a position in SNDK in Q3 2025 and has held it in 4 quarters since. 590 funds tracked by Wall St. Rank hold SNDK as of Q2 2026.

Ardsley Advisory Partners held 25,000 shares of Sandisk worth $56.7M as of Q2 2026.
Ardsley Advisory Partners sold 17,000 Sandisk shares in Q2 2026, an estimated $24.3M.
Sandisk made up 5.9% of Ardsley Advisory Partners's portfolio in Q2 2026, its #1 holding.
Ardsley Advisory Partners first reported a position in Sandisk in Q3 2025 and has held it in 4 quarters since.
590 funds tracked by Wall St. Rank held Sandisk as of Q2 2026.

Based on Ardsley Advisory Partners's 13F filing for Q2 2026, filed 13 Jul 2026.