Who
Natarajan Ramanan
Chief Technology Officer
Company insider
Files Form 4 as: Chief Technology Officer, Energy Recovery.
In numbers
- Trades disclosed
- 8
- Buys
- 0
- Sells
- 1
- Bought
- $0
- Sold
- $5,750
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 3 Mar 2025
- Last trade
- 5 Mar 2026
- Last filed
- 6 Mar 2026
Companies traded
Activity over time
1 Mar – 1 Oct
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 5 Mar 2026filed 6 Mar 2026 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Sold | $2,875272 at $10.57 | filing |
| 5 Mar 2026filed 6 Mar 2026 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Sold | $2,875272 at $10.57 | filing |
| 3 Mar 2026filed 4 Mar 2026 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Code F | $28K2,724 at $10.22 | filing |
| 3 Mar 2026filed 4 Mar 2026 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Code F | $28K2,724 at $10.22 | filing |
| 17 Feb 2026filed 19 Feb 2026 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Code A | —29,106 at $0.00 | filing |
| 17 Feb 2026filed 19 Feb 2026 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Code A | —29,106 at $0.00 | filing |
| 3 Mar 2025filed 12 Mar 2025 | ERII Energy Recoveryoption or derivative · Semiconductor Equipment | SEC FORM 4 Code A | $983K65,030 at $15.12 | filing |
| 3 Mar 2025filed 12 Mar 2025 | ERII Energy RecoverySemiconductor Equipment | SEC FORM 4 Code A | —26,455 | filing |
News
Household rubbish from thousands of Perth properties to be redirected to Kwinana Energy RecoveryERII · perthnow.com.au · 13 Oct 2026I've been running 80 miles a week in marathon training — these are the energy, recovery and hydration products keeping me goingERII · tomsguide.com · 13 Oct 2026KSA Business: Energy Recovery lands key supply contract for Saudi SWRO projectERII · gdnonline.com · 12 Oct 2026
0 headlines in the last 90 days name Natarajan Ramanan; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.