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Security record · archived quarter

QLYS

Qualys, Inc. · Technology · Software - Infrastructure

178.59 +1.5% mkt cap $6.29B quote delayed (FMP) · as of Aug 26 14:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
14Tracked holders
0Δ holders
3.55MShares held
$456.48MReported value
+0New positions
−0Exits
Stable Conviction score 37/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth 0.0% · share flow -0.3% · net new positions 0.0%formula

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 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 · Q3 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 Geode Capital Management (passive) 1.25M +1.6% $160.96M 0.0% ▲ Add 2 SEC ↗
2 Geode Capital Management (passive) 1.25M +1.6% $160.96M 0.0% ▲ Add 2 SEC ↗
3 Renaissance Technologies 409.80K -13.6% $52.64M 0.1% ▼ Trim 2 SEC ↗
4 AQR Capital Management 407.42K +28.9% $52.34M 0.1% ▲ Add 2 SEC ↗
5 AQR Capital Management 407.42K +28.9% $52.34M 0.1% ▲ Add 2 SEC ↗
6 T. Rowe Price 245.40K -15.8% $31.53M 0.0% ▼ Trim 2 SEC ↗
7 T. Rowe Price 245.40K -15.8% $31.53M 0.0% ▼ Trim 2 SEC ↗
8 Millennium Management 231.23K -37.1% $29.70M 0.0% ▼ Trim 2 SEC ↗
9 Citadel Advisors 203.60K +44.4% $26.15M 0.0% ▲ Add 2 SEC ↗
10 Citadel Advisors 203.60K +44.4% $26.15M 0.0% ▲ Add 2 SEC ↗
11 Fisher Asset Management 185.28K +13.4% $23.80M 0.0% ▲ Add 2 SEC ↗
12 Marshall Wace 157.50K +426.4% $20.23M 0.0% ▲ Add 2 SEC ↗
13 Marshall Wace 157.50K +426.4% $20.23M 0.0% ▲ Add 2 SEC ↗
14 Two Sigma Investments 133.03K -19.0% $17.09M 0.0% ▼ Trim 2 SEC ↗
15 Gotham Asset Management 90.42K +5.1% $11.61M 0.1% ▲ Add 2 SEC ↗
16 Norges Bank (passive) 82.51K +41.0% $10.60M 0.0% ▲ Add 2 SEC ↗
17 D. E. Shaw & Co. 76.28K -20.7% $9.80M 0.0% ▼ Trim 2 SEC ↗
18 D. E. Shaw & Co. 76.28K -20.7% $9.80M 0.0% ▼ Trim 2 SEC ↗
19 Arrowstreet Capital 39.19K -59.0% $5.03M 0.0% ▼ Trim 2 SEC ↗
20 Bridgewater Associates 38.83K -18.1% $4.99M 0.0% ▼ Trim 2 SEC ↗

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

New buyers

No new tracked buyers this quarter.

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: Q3 2024 · Methodology · Get this via the API