Who
Richard N. Nottenburg
Director
Company insider
Files Form 4 as: Director, Applied Digital; Director, ChronoScale Holdings; Director, Verint Systems; Director, Violin Memory; Director, Pmc Sierra; Director, Aeroflex Holding; Director, Comverse Technology Inc/ny/; CEO and President, Sonus Networks.
In numbers
- Trades disclosed
- 152
- Buys
- 9
- Sells
- 40
- Bought
- $717K
- Sold
- $21.6M
- Companies
- 9
- Companies where not an officer
- 7
- First trade
- 3 May 2006
- Last trade
- 13 Oct 2026
- Last filed
- 15 Oct 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 13 Oct 2026filed 15 Oct 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $683K31,250 at $21.84 | filing |
| 4 Aug 2026filed 6 Aug 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $2.3M75,000 at $31.15 | filing |
| 4 Aug 2026filed 6 Aug 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $2.3M75,000 at $31.15 | filing |
| 14 May 2026filed 18 May 2026 | CHRN ChronoScale HoldingsMachinery | SEC FORM 4 Code A | —200,000 at $0.00 | filing |
| 14 May 2026filed 18 May 2026 | CHRN ChronoScale HoldingsMachinery | SEC FORM 4 Code A | —200,000 at $0.00 | filing |
| 30 Apr 2026filed 30 Apr 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $432K12,500 at $34.59 | filing |
| 30 Apr 2026filed 30 Apr 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $432K12,500 at $34.59 | filing |
| 28 Apr 2026filed 30 Apr 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $400K12,500 at $32.00 | filing |
| 28 Apr 2026filed 30 Apr 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $400K12,500 at $32.00 | filing |
| 15 Jan 2026filed 16 Jan 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $425K12,000 at $35.45 | filing |
| 15 Jan 2026filed 16 Jan 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $425K12,000 at $35.45 | filing |
| 14 Jan 2026filed 16 Jan 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $409K11,606 at $35.28 | filing |
| 14 Jan 2026filed 16 Jan 2026 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $409K11,606 at $35.28 | filing |
| 26 Nov 2025filed 26 Nov 2025 | Verint Systemsoption or derivative | SEC FORM 4 Code M | —8,980 | filing |
| 26 Nov 2025filed 26 Nov 2025 | Verint Systems | SEC FORM 4 Code D | —6,859 | filing |
| 26 Nov 2025filed 26 Nov 2025 | Verint Systems | SEC FORM 4 Code M | —8,980 | filing |
| 26 Nov 2025filed 26 Nov 2025 | Verint Systems | SEC FORM 4 Code D | —8,980 | filing |
| 9 Nov 2025filed 10 Nov 2025 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Code A | —7,747 at $0.00 | filing |
| 31 Oct 2025filed 31 Oct 2025 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $337K9,375 at $35.91 | filing |
| 30 Oct 2025filed 31 Oct 2025 | APLD Applied DigitalCloud & AI Compute Infrastructure | SEC FORM 4 Sold | $174K5,000 at $34.80 | filing |
News
Why Is Applied Digital Corporation (NASDAQ: APLD) Stock Down 26% This Year?APLD · dailypolitical.com · 17 Oct 2026Applied Digital (NASDAQ: APLD) Faces Cash Burn Test As Bond Market Tightens And Construction ExpandsAPLD · foreignpolicyjournal.com · 15 Oct 2026September Inflation Surge To 3.7% Drags Down Super Micro (NASDAQ: SMCI), Applied Digital (NASDAQ: APLD), And PeersAPLD · foreignpolicyjournal.com · 15 Oct 2026
0 headlines in the last 90 days name Richard N. Nottenburg; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.