🕵️ ZIFF Davis, Inc. ($ZD)
SEC insider & ownership activity, last 12 months · CIK 1084048 · every row links its SEC filing
Over the last 12 months insiders sold $2.1M with no open-market buying against it. Richter Bret sold $844K in discretionary trades (Jun). Janus Henderson Group Ltd. added 9.7% → 10.3%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 6 sellers, $2.1M (10 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Richter Bret | 0 | – | 1 | $844K | Jun 10, 2026 |
| Rossen Jeremy | 0 | – | 3 | $785K | Aug 10, 2026 |
| Kretzmer W. Brian | 0 | – | 2 | $227K | Aug 18, 2026 |
| Barsten Jana | 0 | – | 1 | $151K | Jun 3, 2026 |
| Lori A. Tansley | 0 | – | 1 | $77K | Aug 12, 2026 |
| Kirk P. McDonald | 0 | – | 2 | $50K | Jun 8, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 15.0% | 13G | Jul 17, 2025 | filing ↗ | |
| Janus Henderson Group Ltd. | 10.3% | 13G | Sep 8, 2026 | filing ↗ | |
| Senkypl Dusan | 6.9% | 13D | Feb 24, 2026 | filing ↗ | |
| PALE FIRE Capital SE | 6.9% | 13D | Feb 24, 2026 | filing ↗ | |
| PALE FIRE Capital Sicav A.S. | 6.9% | 13D | Feb 24, 2026 | filing ↗ | |
| PALE FIRE Capital Investicni Spolecnost A.S. | 6.9% | 13D | Feb 24, 2026 | filing ↗ | |
| Barta Jan | 6.9% | 13D | Feb 24, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 6.2% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.3% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Kretzmer W. Brian | $139K | Aug 18, 2026 | filing ↗ |
| Lori A. Tansley | $77K | Aug 12, 2026 | filing ↗ |
| Rossen Jeremy | $210K | Aug 10, 2026 | filing ↗ |
| Richter Bret | $844K | Jun 10, 2026 | filing ↗ |
| Kirk P. McDonald | $50K | Jun 8, 2026 | filing ↗ |
| Rossen Jeremy | $376K | Jun 5, 2026 | filing ↗ |
| Jana Barsten | $152K | Jun 3, 2026 | filing ↗ |
| Kretzmer W. Brian | $88K | Jun 2, 2026 | filing ↗ |
| Rossen Jeremy | $199K | May 28, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Aug 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 17, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 15, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Jun 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 15, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 18, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Other events (8.01) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 26, 2026 | filing ↗ |
| Earnings (2.02) | Feb 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Dec 10, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Dec 3, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 19, 2025 | filing ↗ |
| Earnings (2.02) | Nov 6, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 6, 2025 | filing ↗ |