NORTHERN TRUST CORP insider trading
NTRS$171.40+2.20 (+1.30%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+28.6%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- DBDavid Byron Smith Jr.0.5902%
- MOMichael O'Grady0.2708%
- SCSusan Crown0.2191%
- SLSteven L. Fradkin0.1365%
- SCSusan Cohen Levy0.0726%
- TAThomas A. South0.0531%
- JJJason J. Tyler0.0489%
- TPTeresa Parker0.0449%
- PCPeter Cherecwich0.0399%
- DGDaniel Gamba0.0338%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| NTRS | Thomas A. South | Open market sell$333K | -1.8% | $184.90 | $333K | Aug 24, 2026 | Aug 25, 2026 |
| NTRS | Robert Edward Moritz Jr. | Open market purchase$45.8K | +3.1% | $179.57 | $45.8K | Jul 29, 2026 | Jul 30, 2026 |
| NTRS | Aengus Hallinan | Open market sell$187K | -10.5% | $167.96 | $187K | Jun 3, 2026 | Jun 4, 2026 |
| NTRS | Aengus Hallinan | Open market sell$427K | -19.5% | $167.10 | $427K | Jun 3, 2026 | Jun 4, 2026 |
| NTRS | Robert Edward Moritz Jr. | Open market purchase$37.4K | +2.8% | $166.41 | $37.4K | May 1, 2026 | May 4, 2026 |
| NTRS | Fox David W. Jr. | Open market sell$2.15K | 0.0% | $165.74 | $2.15K | Apr 29, 2026 | Apr 29, 2026 |
| NTRS | Fox David W. Jr. | Open market sell$3.32M | -37.6% | $166.16 | $3.32M | Apr 28, 2026 | Apr 29, 2026 |
| NTRS | Clive Bellows | Open market sell$462K | -9.0% | $165.02 | $462K | Apr 24, 2026 | Apr 28, 2026 |
| NTRS | Guy Gibson | Open market sell$428K | -9.3% | $142.39 | $428K | Mar 5, 2026 | Mar 6, 2026 |
| NTRS | Fox David W. Jr. | Open market sell$468K | -18.3% | $143.89 | $468K | Mar 4, 2026 | Mar 5, 2026 |
| NTRS | Fox David W. Jr. | Open market sell$209K | -6.7% | $144.05 | $209K | Feb 25, 2026 | Feb 26, 2026 |
| NTRS | Guy Gibson | Open market sell$154K | -2.9% | $147.43 | $154K | Feb 12, 2026 | Feb 13, 2026 |
| NTRS | Clive Bellows | Open market sell$167K | -3.3% | $145.26 | $167K | Feb 12, 2026 | Feb 13, 2026 |
| NTRS | Richard Petrino | Open market purchase$149K | +42.9% | $148.91 | $149K | Feb 5, 2026 | Feb 5, 2026 |
| NTRS | Robert Edward Moritz Jr. | Open market purchase$37.2K | +3.7% | $151.85 | $37.2K | Feb 2, 2026 | Feb 3, 2026 |
| NTRS | Peter Cherecwich | Open market sell$3.74M | -31.4% | $149.62 | $3.74M | Jan 26, 2026 | Jan 27, 2026 |
| NTRS | Thomas A. South | Open market sell$695K | -6.2% | $139.03 | $695K | Dec 11, 2025 | Dec 15, 2025 |
| NTRS | John Landers | Open market sell$95.3K | -9.5% | $124.35 | $95.3K | Nov 17, 2025 | Nov 18, 2025 |
| NTRS | Steven L. Fradkin | Open market sell$600K | -1.8% | $128.00 | $600K | Nov 6, 2025 | Nov 7, 2025 |
| NTRS | Steven L. Fradkin | Open market sell$600K | -1.8% | $128.00 | $600K | Nov 6, 2025 | Nov 7, 2025 |
| NTRS | Robert Edward Moritz Jr. | Open market purchase$500K | +139.2% | $128.57 | $500K | Nov 4, 2025 | Nov 5, 2025 |
| NTRS | Robert Edward Moritz Jr. | Open market purchase$34.2K | +10.7% | $126.66 | $34.2K | Oct 27, 2025 | Oct 28, 2025 |