Who
Nelson Chai
Director
Company insider
Files Form 4 as: Director, Chubb; Director, Thermo Fisher Scientific; Chief Financial Officer, Uber Technologies; Co-President, Cit Group; EVP & Chief Financial Officer, Merrill Lynch & Co; CFO and Mgmt Committee Member, NYSE Euronext; Exec. VP and CFO, NYSE Group; Na, Archipelago Holdings.
In numbers
- Trades disclosed
- 705
- Buys
- 3
- Sells
- 22
- Bought
- $522K
- Sold
- $15.3M
- Companies
- 8
- Companies where not an officer
- 2
- First trade
- 30 Dec 2005
- Last trade
- 21 May 2026
- Last filed
- 26 May 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 | |
|---|---|---|---|---|
| 21 May 2026filed 26 May 2026 | CB ChubbInsurance | SEC FORM 4 Code A | —681 | filing |
| 21 May 2026filed 26 May 2026 | CB ChubbInsurance | SEC FORM 4 Code F | $64K193 at $330.26 | filing |
| 21 May 2026filed 26 May 2026 | CB ChubbInsurance | SEC FORM 4 Code A | —681 | filing |
| 21 May 2026filed 26 May 2026 | CB ChubbInsurance | SEC FORM 4 Code F | $64K193 at $330.26 | filing |
| 20 May 2026filed 22 May 2026 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Code A | —499 at $0.00 | filing |
| 20 May 2026filed 22 May 2026 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Code A | —499 at $0.00 | filing |
| 21 May 2025filed 22 May 2025 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Code A | —565 at $0.00 | filing |
| 15 May 2025filed 16 May 2025 | CB ChubbInsurance | SEC FORM 4 Code A | —771 | filing |
| 15 May 2025filed 16 May 2025 | CB ChubbInsurance | SEC FORM 4 Code F | $53K180 at $292.05 | filing |
| 19 Feb 2025filed 21 Feb 2025 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Sold | $8,44916 at $528.09 | filing |
| 9 Dec 2024filed 21 Feb 2025 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Bought | $2,1444 at $535.93 | filing |
| 7 Nov 2024filed 21 Feb 2025 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Bought | $8,89416 at $555.89 | filing |
| 22 May 2024filed 23 May 2024 | TMO Thermo Fisher ScientificLife-science tools | SEC FORM 4 Code A | —339 at $0.00 | filing |
| 16 May 2024filed 17 May 2024 | CB ChubbInsurance | SEC FORM 4 Code A | —718 | filing |
| 16 Oct 2023filed 18 Oct 2023 | UBER Uber Technologiesoption or derivative · Marketplaces | SEC FORM 4 Code M | —3,274 at $0.00 | filing |
| 16 Oct 2023filed 18 Oct 2023 | UBER Uber Technologiesoption or derivative · Marketplaces | SEC FORM 4 Code M | —3,457 at $0.00 | filing |
| 16 Oct 2023filed 18 Oct 2023 | UBER Uber Technologiesoption or derivative · Marketplaces | SEC FORM 4 Code M | —1,086 at $0.00 | filing |
| 16 Oct 2023filed 18 Oct 2023 | UBER Uber TechnologiesMarketplaces | SEC FORM 4 Code M | —3,274 | filing |
| 16 Oct 2023filed 18 Oct 2023 | UBER Uber TechnologiesMarketplaces | SEC FORM 4 Code M | —3,457 | filing |
| 16 Oct 2023filed 18 Oct 2023 | UBER Uber TechnologiesMarketplaces | SEC FORM 4 Code M | —1,086 | filing |
The newest 500 lines are listed; the numbers count every line.
News
Uber Technologies (UBER) Is Generating Cash, but Can Robotaxi Spending Preserve Its Valuation?UBER · insidermonkey.com · 20 Oct 2026Advance Auto Parts vs. Uber Technologies: Fix the Car or Ride in It? Which Stock Is a Better Buy in 2026?UBER · fool.com · 17 Oct 2026Here's Why the Strategy Exited Uber Technologies (UBER)UBER · insidermonkey.com · 16 Oct 2026Thermo Fisher Scientific Outperforms on Strong Results and Life Sciences RecoveryTMO · insidermonkey.com · 16 Oct 2026Thermo Fisher Scientific Inc. $TMO Shares Acquired by Artemis Investment Management LLPTMO · dailypolitical.com · 8 Oct 2026
0 headlines in the last 90 days name Nelson Chai; 5 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.