- Type / Class
- Equity / Common Stock
- Shares outstanding
- 35,743,769
- Total 13F shares
- 35,060,421
- Share change
- +170,390
- Total reported value
- $5,009,847,235
- Put/Call ratio
- 5.6%
- Price per share
- $142.87
- Number of holders
- 434
- Value change
- +$31,496,597
- Number of buys
- 228
- Number of sells
- 192
Quarterly Holders Quick Answers
What is CUSIP 74758T303?
CUSIP 74758T303 identifies QLYS - QUALYS, INC. - Common Stock in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Next holder-history checks
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- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
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Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 74758T303:
Top shareholders of QLYS - QUALYS, INC. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Philippe Courtot Family Trust |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
3,850,339
|
$768,508,413 | — | 04 Nov 2021 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
14%
from 13D/G
|
5,717,106
|
$719,955,127 | — | 31 Mar 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
12%
|
4,276,304
|
$538,514,963 | — | 31 Mar 2025 | |
| STATE STREET CORP |
13F
|
Company |
4%
|
1,444,427
|
$181,896,692 | — | 31 Mar 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
3.5%
|
1,261,119
|
$160,374,141 | — | 31 Mar 2025 | |
| Neuberger Berman Group LLC |
13F
|
Company |
3.1%
|
1,105,310
|
$139,191,689 | — | 31 Mar 2025 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
3%
|
1,071,717
|
$134,961,321 | — | 31 Mar 2025 | |
| Boston Trust Walden Corp |
13F
|
Company |
2.9%
|
1,049,813
|
$132,202,951 | — | 31 Mar 2025 | |
| Legal & General Group Plc |
13F
|
Company |
2.8%
|
985,749
|
$124,135,370 | — | 31 Mar 2025 | |
| MORGAN STANLEY |
13F
|
Company |
2.4%
|
857,929
|
$108,039,134 | — | 31 Mar 2025 | |
| Fundsmith LLP |
13F
|
Company |
2%
|
718,602
|
$90,493,550 | — | 31 Mar 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.9%
|
688,776
|
$85,394,448 | — | 31 Mar 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
1.9%
|
669,315
|
$84,287,509 | — | 31 Mar 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
1.8%
|
643,238
|
$81,002,960 | — | 31 Mar 2025 | |
| CDAM (UK) Ltd |
13F
|
Company |
1.7%
|
611,533
|
$77,010,351 | — | 31 Mar 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1.6%
|
558,235
|
$70,298,533 | — | 31 Mar 2025 | |
| AMERICAN CAPITAL MANAGEMENT INC |
13F
|
Company |
1.5%
|
535,691
|
$67,459,568 | — | 31 Mar 2025 | |
| Penserra Capital Management LLC |
13F
|
Company |
1.4%
|
499,084
|
$62,849,000 | — | 31 Mar 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
1.4%
|
491,446
|
$61,887,795 | — | 31 Mar 2025 | |
| LONDON CO OF VIRGINIA |
13F
|
Company |
1.3%
|
467,975
|
$58,932,036 | — | 31 Mar 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.3%
|
456,857
|
$57,532,002 | — | 31 Mar 2025 | |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. |
13F
|
Company |
1.3%
|
449,650
|
$56,627,771 | — | 31 Mar 2025 | |
| Invesco Ltd. |
13F
|
Company |
1.2%
|
415,582
|
$52,334,241 | — | 31 Mar 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
1.1%
|
382,300
|
$48,143,039 | — | 31 Mar 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
1%
|
371,741
|
$46,813,323 | — | 31 Mar 2025 | |
| VOYA INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.82%
|
293,050
|
$36,903,787 | — | 31 Mar 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.75%
|
267,934
|
$33,740,928 | — | 31 Mar 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.72%
|
258,498
|
$32,552,653 | — | 31 Mar 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.63%
|
225,975
|
$28,458,582 | — | 31 Mar 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.49%
|
175,594
|
$22,112,552 | — | 31 Mar 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.48%
|
170,135
|
$21,426,000 | — | 31 Mar 2025 | |
| Fisher Asset Management, LLC |
13F
|
Company |
0.48%
|
169,958
|
$21,402,865 | — | 31 Mar 2025 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.45%
|
161,508
|
$20,338,702 | — | 31 Mar 2025 | |
| FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ |
13F
|
Company |
0.43%
|
153,820
|
$19,370,553 | — | 31 Mar 2025 | |
| Retirement Systems of Alabama |
13F
|
Company |
0.41%
|
147,535
|
$18,579,083 | — | 31 Mar 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.41%
|
146,169
|
$18,407,062 | — | 31 Mar 2025 | |
| CANADA LIFE ASSURANCE Co |
13F
|
Company |
0.41%
|
145,468
|
$18,321,000 | — | 31 Mar 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.39%
|
140,643
|
$17,711,173 | — | 31 Mar 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
0.38%
|
137,213
|
$17,279,232 | — | 31 Mar 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.38%
|
135,215
|
$17,027,625 | — | 31 Mar 2025 | |
| ENVESTNET ASSET MANAGEMENT INC |
13F
|
Company |
0.36%
|
127,969
|
$16,115,088 | — | 31 Mar 2025 | |
| NORRIS PERNE & FRENCH LLP/MI |
13F
|
Company |
0.33%
|
118,296
|
$14,897,015 | — | 31 Mar 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0.33%
|
117,401
|
$14,784,277 | — | 31 Mar 2025 | |
| CANADA PENSION PLAN INVESTMENT BOARD |
13F
|
Company |
0.33%
|
116,200
|
$14,633,066 | — | 31 Mar 2025 | |
| Janney Montgomery Scott LLC |
13F
|
Company |
0.32%
|
114,843
|
$14,462,000 | — | 31 Mar 2025 | |
| TWO SIGMA ADVISERS, LP |
13F
|
Company |
0.32%
|
114,500
|
$14,418,985 | — | 31 Mar 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.31%
|
110,152
|
$13,871,442 | — | 31 Mar 2025 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
0.31%
|
110,027
|
$13,855,700 | — | 31 Mar 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.3%
|
105,541
|
$13,290,779 | — | 31 Mar 2025 | |
| CULLINAN ASSOCIATES INC |
13F
|
Company |
0.29%
|
102,800
|
$12,945,604 | — | 31 Mar 2025 |
Institutional Holders of QUALYS, INC. - Common Stock (QLYS) as of Q2 2025
As of 30 Jun 2025,
QUALYS, INC. - Common Stock (QLYS) was held by
434 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
35,060,421 shares.
The largest 10 holders included
BlackRock, Inc., VANGUARD GROUP INC, STATE STREET CORP, GEODE CAPITAL MANAGEMENT, LLC, Boston Trust Walden Corp, FIRST TRUST ADVISORS LP, NEUBERGER BERMAN GROUP LLC, Legal & General Group Plc, AQR CAPITAL MANAGEMENT LLC, and MORGAN STANLEY.
This page lists
434
institutional shareholders reporting positions in this security
for the Q2 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
426
Q2 2025 holders
434
Holder diff
8
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 Value $ | Q2 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.