D.E. Shaw & Co’s Qualys QLYS Stock Holding History

D.E. Shaw & Co’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
2026 Q1	$826K	Buy	+9,400	New	+$1.04M	﹤0.01%	3566
2022 Q2	–	Sell	-18,000	Closed	-$2.56M	–	5689
2022 Q1	$2.56M	Hold	18,000	–	–	﹤0.01%	3058
2021 Q4	$2.47M	Buy	+18,000	New	+$2.3M	﹤0.01%	3161
2019 Q4	–	Sell	-20,200	Closed	-$1.53M	–	4131
2019 Q3	$1.53M	Buy	+20,200	New	+$1.68M	﹤0.01%	2554
2018 Q4	–	Sell	-40,300	Closed	-$3.59M	–	3944
2018 Q3	$3.59M	Sell	40,300 -400	-1%	-$36K	﹤0.01%	1787
2018 Q2	$3.43M	Buy	+40,700	New	+$3.27M	﹤0.01%	1808
2015 Q4	–	Sell	-22,600	Closed	-$643K	–	3951
2015 Q3	$643K	Hold	22,600	–	–	﹤0.01%	2901
2015 Q2	$912K	Buy	+22,600	New	+$1.01M	﹤0.01%	2773
2014 Q2	–	Sell	-20,000	Closed	-$509K	–	4470
2014 Q1	$509K	Buy	+20,000	New	+$540K	﹤0.01%	3594
2013 Q4	–	Sell	-26,900	Closed	-$575K	–	4652
2013 Q3	$575K	Buy	+26,900	New	+$505K	﹤0.01%	3480

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

D.E. Shaw & Co's QLYS Position: Q1 2026 in Review

D.E. Shaw & Co increased its Qualys (QLYS) stake by 95% in Q1 2026, buying an estimated $6.76M and bringing the position to 125,112 shares worth $11M. The position accounts for 0.01% of the portfolio, ranked #1552.

D.E. Shaw & Co first reported a position in QLYS in Q4 2013 and has held it in 32 quarters since. The position peaked at $23.3M in Q1 2023. 420 funds tracked by Wall St. Rank hold QLYS as of Q1 2026.

D.E. Shaw & Co held 125,112 shares of Qualys worth $11M as of Q1 2026.
D.E. Shaw & Co bought 60,962 Qualys shares in Q1 2026, an estimated $6.76M.
Qualys made up 0.01% of D.E. Shaw & Co's portfolio in Q1 2026, its #1552 holding.
D.E. Shaw & Co first reported a position in Qualys in Q4 2013 and has held it in 32 quarters since.
D.E. Shaw & Co's Qualys position peaked at $23.3M in Q1 2023.
420 funds tracked by Wall St. Rank held Qualys as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.