Robeco Institutional Asset Management’s Qualys QLYS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$6.73M Buy
76,601
+10,781
+16% +$1.19M 0.01% 497
2025
Q4
$8.75M Sell
65,820
-10,000
-13% -$1.38M 0.01% 456
2025
Q3
$10M Buy
75,820
+19,445
+34% +$2.64M 0.01% 460
2025
Q2
$8.05M Buy
56,375
+9,473
+20% +$1.25M 0.01% 487
2025
Q1
$5.91M Sell
46,902
-5,122
-10% -$693K 0.01% 530
2024
Q4
$7.29M Buy
52,024
+20,000
+62% +$2.78M 0.01% 488
2024
Q3
$4.11M Hold
32,024
0.01% 585
2024
Q2
$4.57M Buy
32,024
+2,000
+7% +$305K 0.01% 553
2024
Q1
$5.01M Sell
30,024
-22,000
-42% -$3.88M 0.01% 545
2023
Q4
$10.2M Sell
52,024
-19,878
-28% -$3.48M 0.02% 435
2023
Q3
$11M Sell
71,902
-10,000
-12% -$1.44M 0.03% 417
2023
Q2
$10.6M Sell
81,902
-15,000
-15% -$1.85M 0.03% 419
2023
Q1
$12.6M Buy
96,902
+5,662
+6% +$664K 0.03% 402
2022
Q4
$10.2M Hold
91,240
0.03% 438
2022
Q3
$12.7M Sell
91,240
-16,246
-15% -$2.29M 0.04% 348
2022
Q2
$13.6M Sell
107,486
-120,014
-53% -$15.7M 0.04% 351
2022
Q1
$32.4M Sell
227,500
-72,500
-24% -$9.26M 0.08% 258
2021
Q4
$41.2M Sell
300,000
-30,000
-9% -$3.83M 0.09% 245
2021
Q3
$36.7M Buy
330,000
+21,979
+7% +$2.41M 0.08% 261
2021
Q2
$31M Sell
308,021
-333
-0.1% -$33.9K 0.07% 281
2021
Q1
$32.3M Sell
308,354
-185,462
-38% -$20.8M 0.08% 264
2020
Q4
$60.2M Buy
493,816
+207,285
+72% +$20.5M 0.16% 160
2020
Q3
$28.1M Buy
286,531
+4,593
+2% +$491K 0.09% 237
2020
Q2
$29.3M Buy
281,938
+117,808
+72% +$12.3M 0.1% 226
2020
Q1
$14.3M Buy
164,130
+8,507
+5% +$714K 0.06% 356
2019
Q4
$13M Buy
155,623
+152,070
+4,280% +$12.6M 0.04% 430
2019
Q3
$269K Hold
3,553
﹤0.01% 876
2019
Q2
$309K Sell
3,553
-334
-9% -$28.8K ﹤0.01% 886
2019
Q1
$322K Hold
3,887
﹤0.01% 883
2018
Q4
$290K Hold
3,887
﹤0.01% 864
2018
Q3
$347K Hold
3,887
﹤0.01% 855
2018
Q2
$328K Buy
3,887
+334
+9% +$26.8K ﹤0.01% 853
2018
Q1
$258K Buy
+3,553
New +$245K ﹤0.01% 869

Other funds holding QLYS

Robeco Institutional Asset Management's QLYS Position: Q1 2026 in Review

Robeco Institutional Asset Management increased its Qualys (QLYS) stake by 16% in Q1 2026, buying an estimated $1.19M and bringing the position to 76,601 shares worth $6.73M. The position accounts for 0.01% of the portfolio, ranked #497.

Robeco Institutional Asset Management first reported a position in QLYS in Q1 2018 and has held it in 33 quarters since. The position peaked at $60.2M in Q4 2020. 420 funds tracked by Wall St. Rank hold QLYS as of Q1 2026.

  • Robeco Institutional Asset Management held 76,601 shares of Qualys worth $6.73M as of Q1 2026.
  • Robeco Institutional Asset Management bought 10,781 Qualys shares in Q1 2026, an estimated $1.19M.
  • Qualys made up 0.01% of Robeco Institutional Asset Management's portfolio in Q1 2026, its #497 holding.
  • Robeco Institutional Asset Management first reported a position in Qualys in Q1 2018 and has held it in 33 quarters since.
  • Robeco Institutional Asset Management's Qualys position peaked at $60.2M in Q4 2020.
  • 420 funds tracked by Wall St. Rank held Qualys as of Q1 2026.

Based on Robeco Institutional Asset Management's 13F filing for Q1 2026, filed 21 Apr 2026.