QLYSQUALYS, INC.
Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-07-21.
Insider buys (90d)
$0.00
Insider sells (90d)
$10.44M
Net flow
$-10.44M
Filings
24
Buy transactions
0
Sell transactions
49
Distinct insiders
9
Last close (cached)
$144.75
as of 2026-07-31
1d return
+2.1%
5d return
+5.3%
1m return
+0.9%
Top insiders trading QLYS (90d)
Recent transactions (50)
| Filed | Txn date | Insider | Code | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-21 | 2026-07-20 | POSEY BRUCE K | Sale | 43 | $160.18 | $6.9K | open → |
| 2026-07-21 | 2026-07-20 | POSEY BRUCE K | Sale | 262 | $159.35 | $41.7K | open → |
| 2026-07-21 | 2026-07-20 | POSEY BRUCE K | Sale | 334 | $158.06 | $52.8K | open → |
| 2026-07-21 | 2026-07-20 | POSEY BRUCE K | Sale | 243 | $156.71 | $38.1K | open → |
| 2026-07-21 | 2026-07-20 | Pfeiffer Wendy | Sale | 500 | $158.19 | $79.1K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 200 | $163.56 | $32.7K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 200 | $162.40 | $32.5K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 1,570 | $161.69 | $253.9K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 730 | $160.81 | $117.4K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 200 | $157.75 | $31.5K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 100 | $155.30 | $15.5K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 100 | $151.53 | $15.2K | open → |
| 2026-07-15 | 2026-07-14 | Thakar Sumedh S | Sale | 100 | $149.30 | $14.9K | open → |
| 2026-07-06 | 2026-07-06 | POSEY BRUCE K | Sale | 1,000 | $155.00 | $155.0K | open → |
| 2026-07-06 | 2026-07-02 | Kim Joo Mi | Sale | 965 | $143.44 | $138.4K | open → |
| 2026-07-02 | 2026-06-30 | Thakar Sumedh S | Sale | 10,000 | $140.00 | $1.40M | open → |
| 2026-07-02 | 2026-06-30 | Thakar Sumedh S | Sale | 10,000 | $135.00 | $1.35M | open → |
| 2026-07-02 | 2026-06-30 | Thakar Sumedh S | Sale | 10,000 | $130.00 | $1.30M | open → |
| 2026-06-30 | 2026-06-29 | Thakar Sumedh S | Sale | 2,306 | $127.66 | $294.4K | open → |
| 2026-06-30 | 2026-06-29 | Thakar Sumedh S | Sale | 4,994 | $126.96 | $634.0K | open → |
| 2026-06-30 | 2026-06-29 | Thakar Sumedh S | Sale | 2,700 | $125.60 | $339.1K | open → |
| 2026-06-29 | 2026-06-26 | Thakar Sumedh S | Sale | 200 | $121.10 | $24.2K | open → |
| 2026-06-29 | 2026-06-26 | Thakar Sumedh S | Sale | 9,800 | $120.47 | $1.18M | open → |
| 2026-06-23 | 2026-06-22 | POSEY BRUCE K | Sale | 123 | $111.73 | $13.7K | open → |
| 2026-06-23 | 2026-06-22 | POSEY BRUCE K | Sale | 41 | $110.48 | $4.5K | open → |
| 2026-06-23 | 2026-06-22 | POSEY BRUCE K | Sale | 188 | $109.84 | $20.6K | open → |
| 2026-06-23 | 2026-06-22 | POSEY BRUCE K | Sale | 465 | $108.80 | $50.6K | open → |
| 2026-06-23 | 2026-06-22 | POSEY BRUCE K | Sale | 48 | $107.40 | $5.2K | open → |
| 2026-06-23 | 2026-06-22 | Pfeiffer Wendy | Sale | 500 | $110.55 | $55.3K | open → |
| 2026-06-16 | 2026-06-15 | Thakar Sumedh S | Sale | 1,500 | $115.66 | $173.5K | open → |
| 2026-06-16 | 2026-06-15 | Thakar Sumedh S | Sale | 1,500 | $114.31 | $171.5K | open → |
| 2026-06-16 | 2026-06-15 | Thakar Sumedh S | Sale | 200 | $112.08 | $22.4K | open → |
| 2026-06-15 | 2026-06-12 | Berquist Thomas | Sale | 939 | $110.75 | $104.0K | open → |
| 2026-06-15 | 2026-06-12 | Hank Jeffrey P | Sale | 470 | $110.75 | $52.1K | open → |
| 2026-06-15 | 2026-06-11 | Hank Jeffrey P | Sale | 470 | $108.88 | $51.2K | open → |
| 2026-06-11 | 2026-06-10 | Zangardi John A. | Grant | 2,628 | $0.00 | $0.00 | open → |
| 2026-06-11 | 2026-06-10 | Pfeiffer Wendy | Grant | 2,628 | $0.00 | $0.00 | open → |
| 2026-06-11 | 2026-06-10 | Brooks Bradford L. | Grant | 2,628 | $0.00 | $0.00 | open → |
| 2026-06-11 | 2026-06-10 | Rogers Kristi Marie | Grant | 2,628 | $0.00 | $0.00 | open → |
| 2026-06-11 | 2026-06-10 | Berquist Thomas | Grant | 2,628 | $0.00 | $0.00 | open → |
| 2026-06-11 | 2026-06-10 | Hank Jeffrey P | Grant | 2,628 | $0.00 | $0.00 | open → |
| 2026-06-03 | 2026-06-02 | Kim Joo Mi | Sale | 419 | $113.29 | $47.5K | open → |
| 2026-06-03 | 2026-06-02 | Kim Joo Mi | Sale | 153 | $112.05 | $17.1K | open → |
| 2026-06-03 | 2026-06-02 | Kim Joo Mi | Sale | 153 | $110.60 | $16.9K | open → |
| 2026-06-03 | 2026-06-02 | Kim Joo Mi | Sale | 306 | $109.78 | $33.6K | open → |
| 2026-06-02 | 2026-06-01 | Thakar Sumedh S | Sale | 39 | $115.57 | $4.5K | open → |
| 2026-06-02 | 2026-06-01 | Thakar Sumedh S | Sale | 10,861 | $114.97 | $1.25M | open → |
| 2026-06-02 | 2026-06-01 | Thakar Sumedh S | Sale | 1,700 | $113.95 | $193.7K | open → |
| 2026-06-02 | 2026-06-01 | Thakar Sumedh S | Sale | 600 | $112.46 | $67.5K | open → |
| 2026-05-26 | 2026-05-22 | Pfeiffer Wendy | Sale | 500 | $101.21 | $50.6K | open → |
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