CSS LLC’s Sandisk SNDK Stock Holding History

CSS LLC’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 Q1	–	Sell	-3,300	Closed	-$828K	–	1229
2025 Q4	$828K	Sell	3,300 -326,700	-99%	-$65.4M	0.04%	380
2025 Q3	$37M	Hold	330,000	–	–	1.66%	10
2025 Q2	$15M	Hold	330,000	–	–	0.7%	35
2025 Q1	$15.7M	Buy	+330,000	New	+$16.4M	0.86%	29

Other funds holding SNDK

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

CSS LLC's SNDK Position: Q1 2026 in Review

CSS LLC reduced its Sandisk (SNDK) stake by 59% in Q1 2026, selling an estimated $568K and leaving 710 shares worth $451K. The position accounts for 0.02% of the portfolio, ranked #551.

CSS LLC first reported a position in SNDK in Q3 2025 and has held it in 3 quarters since. 1,170 funds tracked by Wall St. Rank hold SNDK as of Q1 2026.

CSS LLC held 710 shares of Sandisk worth $451K as of Q1 2026.
CSS LLC sold 1,005 Sandisk shares in Q1 2026, an estimated $568K.
Sandisk made up 0.02% of CSS LLC's portfolio in Q1 2026, its #551 holding.
CSS LLC first reported a position in Sandisk in Q3 2025 and has held it in 3 quarters since.
1,170 funds tracked by Wall St. Rank held Sandisk as of Q1 2026.

Based on CSS LLC's 13F filing for Q1 2026, filed 15 May 2026.