# Qualys (QLYS): value investors who own it | moatshark

1 value investor held Qualys in their Q3 2026 13F, led by Third Avenue Management. See who bought, sold and how ownership has changed by quarter.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Third Avenue Management | 0.9% | $5.4m | Unchanged | 2 |
| Fundsmith | 0.0% | $0k | Sold out | 24 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-10-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 1500 | $284k |
| 2026-10-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 500 | $96k |
| 2026-10-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 400 | $78k |
| 2026-10-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 400 | $76k |
| 2026-10-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 400 | $75k |
| 2026-09-21 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sold | 327 | $59k |
| 2026-09-21 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sold | 241 | $43k |
| 2026-09-21 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sold | 199 | $36k |
| 2026-09-21 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sold | 72 | $13k |
| 2026-09-21 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sold | 27 | $5k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 1500 | $259k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 500 | $87k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 300 | $49k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 200 | $34k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 200 | $32k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 100 | $17k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 100 | $17k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 100 | $17k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 100 | $17k |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 100 | $15k |

## Fund holders

| Fund | Manager | Weight | Value | As at |
| --- | --- | --- | --- | --- |
| Third Avenue Small-Cap Value Fund | Third Avenue Management | 2.7% | $5.8m | 2026-07-31 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/qlys). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.