Qualys Ownership | Who Owns Qualys?

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Qualys Ownership Summary

Qualys is owned by 100.93% institutional investors, 0.69% insiders. Blackrock funding, inc. /de is the largest institutional shareholder, holding 14.83% of QLYS shares. L&G Cyber Security ETF is the top mutual fund, with 3.99% of its assets in Qualys shares.

QLYS Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Qualys	100.93%	0.69%	-1.62%
Sector	Technology Stocks	36.93%	14.89%	48.18%
Idea	SaaS Stocks List	59.32%	6.71%	33.97%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	5.36M	14.83%	$470.93M
Blackrock	5.31M	14.39%	$757.70M
Vanguard group	4.37M	12.05%	$580.16M
State street	1.39M	3.84%	$122.00M
Geode capital management	1.32M	3.65%	$116.06M
Aqr capital management	1.04M	2.87%	$90.84M
Legal & general group	1.03M	2.85%	$90.45M
Boston trust walden	1.01M	2.80%	$88.76M
First trust advisors lp	996.06K	2.76%	$87.50M
Arrowstreet capital, limited partnership	832.80K	2.30%	$73.16M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cdam (uk)	469.00K	9.14%	$41.20M
Alapocas investment partners	50.12K	4.55%	$6.63M
Alpine peaks capital, lp	34.91K	3.09%	$3.07M
Winmill	88.64K	2.25%	$7.79M
Nutshell asset management	40.64K	1.94%	$3.57M
Taylor hoffman wealth management	24.96K	1.45%	$3.55M
Portolan capital management	239.03K	1.12%	$21.00M
Taylor hoffman capital management	37.24K	1.01%	$3.27M
Aurora investment counsel	19.14K	0.93%	$1.68M
Tributary capital management	103.16K	0.88%	$9.06M

Top Buyers

Holder	Shares	% Assets	Change
Arrowstreet capital, limited partnership	832.80K	0.04%	465.95K
Aqr capital management	1.04M	0.04%	405.46K
Alyeska investment group	304.68K	0.08%	304.68K
Jpmorgan chase	760.84K	0.00%	272.15K
Vanguard fiduciary trust	250.36K	0.01%	250.36K

Top Sellers

Holder	Shares	% Assets	Change
Fuller & thaler asset management	-	-	-591.36K
Fundsmith llp	226.08K	0.15%	-421.73K
First trust advisors lp	996.06K	0.06%	-376.52K
Neuberger berman group	470.12K	0.03%	-344.96K
American capital management	83.75K	0.40%	-320.37K

New Positions

Holder	Shares	% Assets	Change	Value
Vanguard fiduciary trust	250.36K	0.01%	250.36K	$21.99M
Norges bank	219.40K	0.00%	219.40K	$29.16M
Systematic financial management lp	114.03K	0.23%	114.03K	$10.02M
Winmill	88.64K	2.25%	88.64K	$7.79M
Axa investment managers	52.08K	0.02%	52.08K	$6.89M

Sold Out

Holder	Change
Tfc financial management	-1.00
Rakuten securities	-1.00
Claris advisors, llc / mo /	-1.00
Toronto dominion bank	-1.00
Dunhill financial	-1.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	418	-7.32%	36,478,210	1.16%	100	1.01%	237	2.60%	118	-26.71%
Dec 31, 2025	248	-43.12%	18,570,492	-47.54%	51	0.54%	124	-44.39%	87	-41.22%
Sep 30, 2025	248	-42.19%	21,401,972	-34.26%	59	0.73%	124	-45.61%	81	-44.14%
Jun 30, 2025	435	0.46%	34,956,862	0.25%	96	1.05%	231	11.06%	146	-9.88%
Mar 31, 2025	9	-98.04%	826,660	-97.70%	2	0.02%	4	-98.32%	5	-96.82%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
L&G Cyber Security ETF	1.41M	3.99%	15.47K
iShares Core S&P Mid-Cap ETF	1.21M	3.44%	-608.00
Vanguard Total Stock Mkt Idx Inv	1.13M	3.21%	12.72K
Vanguard US Total Market Shares ETF	1.11M	3.04%	738.00
Vanguard Information Technology ETF	894.33K	2.54%	4.63K
iShares Russell 2000 ETF	847.25K	2.41%	7.14K
Vanguard Small Cap Index	821.09K	2.33%	-3.26K
Smithson Investment Trust Ord	781.40K	2.19%	-89.46K
Amplify Cybersecurity ETF	729.95K	2.07%	-
First Trust NASDAQ Cybersecurity ETF	700.26K	1.98%	-696.00

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 02, 2026	Kim Joo Mi	CHIEF FINANCIAL OFFICER	Sell	$17.14K
Jun 02, 2026	Kim Joo Mi	CHIEF FINANCIAL OFFICER	Sell	$47.47K
Jun 02, 2026	Kim Joo Mi	CHIEF FINANCIAL OFFICER	Sell	$33.59K
Jun 02, 2026	Kim Joo Mi	CHIEF FINANCIAL OFFICER	Sell	$16.92K
Jun 01, 2026	Thakar Sumedh S	CEO & PRESIDENT	Sell	$1.25M

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	14
2026 Q1	-	24
2025 Q4	-	41
2025 Q3	-	39
2025 Q2	-	36

QLYS Ownership FAQ

Who owns the most shares of Qualys?

Qualys’s largest shareholders are Blackrock funding, inc. /de (5.36M shares, 14.83%), Blackrock (5.31M shares, 14.39%), and Vanguard group (4.37M shares, 12.05%). Together, they hold 41.28% of Qualys’s total shares outstanding.

Does Blackrock own Qualys?

Yes, BlackRock owns 14.39% of Qualys, totaling 5.31M shares as of Jun 2024. This represents 0.02% of BlackRock's total assets, with a market value of 757.7M$. In the last quarter, BlackRock increased its holdings by 180.5K shares, a 3.52% change.

Who is Qualys’s biggest shareholder by percentage of total assets invested?

Cdam (uk) is Qualys’s biggest shareholder by percentage of total assets invested, with 9.14% of its assets in 469K Qualys shares, valued at 41.2M$.

Who is the top mutual fund holder of Qualys shares?

L&G Cyber Security ETF is the top mutual fund holder of Qualys shares, with 3.99% of its total shares outstanding invested in 1.41M Qualys shares.

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