CSS LLC’s Qualys QLYS Stock Holding History

CSS LLC’s Portfolio QLYS Stock Details QLYS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-3,000	Closed	-$421K	–	1061
2024 Q4	$421K	Buy	+3,000	New	+$418K	0.02%	609

Other funds holding QLYS

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Legal & General Group London, United Kingdom $432B AUM 29.4% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

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

CSS LLC's QLYS Position: Q1 2026 in Review

CSS LLC increased its Qualys (QLYS) stake by 100% in Q1 2026, buying an estimated $696K and bringing the position to 12,585 shares worth $1.11M. The position accounts for 0.05% of the portfolio, ranked #300.

CSS LLC first reported a position in QLYS in Q3 2024 and has held it in 7 quarters since. 420 funds tracked by Wall St. Rank hold QLYS as of Q1 2026.

CSS LLC held 12,585 shares of Qualys worth $1.11M as of Q1 2026.
CSS LLC bought 6,280 Qualys shares in Q1 2026, an estimated $696K.
Qualys made up 0.05% of CSS LLC's portfolio in Q1 2026, its #300 holding.
CSS LLC first reported a position in Qualys in Q3 2024 and has held it in 7 quarters since.
420 funds tracked by Wall St. Rank held Qualys as of Q1 2026.

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