StockCIK 1107843
QUALYS, INC. (QLYS): Insider Trades and Fund Holdings
In the past 12 months, QUALYS, INC. insiders reported 0 open-market purchases worth $0 and 9 sales worth $2.60M; 9 of the sales were reported as made under a 10b5-1 trading plan.
0Insider buys, 12 months
$0Bought by insiders, 12 months
$2.60MSold by insiders, 12 months
1Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 21, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Oct 21 | Bruce K. PoseyGeneral Counsel | ▼ SELL10b5-1 | $167K |
| Oct 15 | Sumedh S. ThakarCEO | ▼ SELL10b5-1 | $609K |
| Sep 22 | Bruce K. PoseyGeneral Counsel | ▼ SELL10b5-1 | $155K |
| Sep 15 | Sumedh S. ThakarCEO | ▼ SELL10b5-1 | $544K |
| Sep 3 | Joo Mi KimCFO | ▼ SELL10b5-1 | $175K |
| Sep 3 | Thomas BerquistDirector | ▼ SELL10b5-1 | $90K |
| Aug 21 | Bruce K. PoseyGeneral Counsel | ▼ SELL10b5-1 | $160K |
| Aug 21 | Wendy PfeifferDirector | ▼ SELL10b5-1 | $93K |
| Aug 17 | Sumedh S. ThakarCEO | ▼ SELL10b5-1 | $605K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Bruce K. Posey | General Counsel | 0 | $0 | 3 | $482K |
| Sumedh S. Thakar | CEO | 0 | $0 | 3 | $1.76M |
| Joo Mi Kim | CFO | 0 | $0 | 1 | $175K |
| Thomas Berquist | Director | 0 | $0 | 1 | $90K |
| Wendy Pfeiffer | Director | 0 | $0 | 1 | $93K |
Tracked funds that report QLYS
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Renaissance Technologies | 284,100 | $39.1M | ▼ −42.9% |
| Bridgewater Associates | 0 | $0 | ▼ Sold out |
| Fundsmith | 0 | $0 | ▼ Sold out |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →