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Security record · archived quarter

QLYS

Qualys, Inc. · Technology · Software - Infrastructure

175.94 -1.4% mkt cap $6.20B quote delayed (FMP) · as of Aug 25 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
16Tracked holders
+1Δ holders
4.54MShares held
$637.80MReported value
+1New positions
−0Exits
Stable Conviction score 39/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +6.7% · share flow -9.0% · net new positions +6.2%formula
Ownership fragmentation — more holders, smaller aggregate stake

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 117 0 25.67M $3.52B +9 −8
Q1 2026 119 0 25.68M $2.26B +7 −8
Q4 2025 120 0 27.36M $3.64B +1
Q3 2025 20 0 16.98M $2.25B +1 −2
Q2 2025 18 0 14.95M $2.14B +1 −1
Q1 2025 15 -1 4.83M $608.83M −1
Q4 2024 16 +1 4.54M $637.80M +1
Q3 2024 14 0 3.55M $456.48M
Q2 2024 14 3.56M $507.87M
Holder count
Who holds it · Q4 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 State Street Global Advisors (passive) 1.44M $201.83M 0.0% n/c 1 SEC ↗
2 Geode Capital Management (passive) 1.26M +1.3% $178.45M 0.0% ▲ Add 3 SEC ↗
3 Geode Capital Management (passive) 1.26M +1.3% $178.45M 0.0% ▲ Add 3 SEC ↗
4 Renaissance Technologies 376.10K -8.2% $52.74M 0.1% ▼ Trim 3 SEC ↗
5 AQR Capital Management 350.07K -14.1% $48.91M 0.1% ▼ Trim 3 SEC ↗
6 AQR Capital Management 350.07K -14.1% $48.91M 0.1% ▼ Trim 3 SEC ↗
7 AQR Capital Management 350.07K -14.1% $48.91M 0.1% ▼ Trim 3 SEC ↗
8 AQR Capital Management 350.07K -14.1% $48.91M 0.1% ▼ Trim 3 SEC ↗
9 Marshall Wace 253.11K +60.7% $35.49M 0.0% ▲ Add 3 SEC ↗
10 Marshall Wace 253.11K +60.7% $35.49M 0.0% ▲ Add 3 SEC ↗
11 Fisher Asset Management 183.98K -0.7% $25.80M 0.0% ▼ Trim 3 SEC ↗
12 T. Rowe Price 168.71K -31.2% $23.66M 0.0% ▼ Trim 3 SEC ↗
13 T. Rowe Price 168.71K -31.2% $23.66M 0.0% ▼ Trim 3 SEC ↗
14 Citadel Advisors 102.67K -49.6% $14.40M 0.0% ▼ Trim 3 SEC ↗
15 Citadel Advisors 102.67K -49.6% $14.40M 0.0% ▼ Trim 3 SEC ↗
16 Norges Bank (passive) 100.63K +22.0% $14.11M 0.0% ▲ Add 3 SEC ↗
17 Gotham Asset Management 76.56K -15.3% $10.74M 0.1% ▼ Trim 3 SEC ↗
18 Two Sigma Investments 69.70K -47.6% $9.77M 0.0% ▼ Trim 3 SEC ↗
19 Arrowstreet Capital 51.93K +32.5% $7.28M 0.0% ▲ Add 3 SEC ↗
20 D. E. Shaw & Co. 49.47K -35.1% $6.94M 0.0% ▼ Trim 3 SEC ↗
21 D. E. Shaw & Co. 49.47K -35.1% $6.94M 0.0% ▼ Trim 3 SEC ↗
22 Millennium Management 36.26K -84.3% $5.08M 0.0% ▼ Trim 3 SEC ↗
23 Bridgewater Associates 18.48K -52.4% $2.59M 0.0% ▼ Trim 3 SEC ↗
24 Point72 Asset Management 101 New $14,162 0.0% New 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Point72 Asset Management $14,162 0.0%

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 417 holders, 36.08M shares, $3.02B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 20 POSEY BRUCE K

Officer · 97 sh · $17,653

Aug 20 POSEY BRUCE K

Officer · 393 sh · $72,148

Aug 20 POSEY BRUCE K

Officer · 96 sh · $17,688

Aug 20 POSEY BRUCE K

Officer · 280 sh · $52,056

Aug 20 Pfeiffer Wendy

Director · 500 sh · $92,500

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2024 · Methodology · Get this via the API