Company profile
Northern Trust Corp Insider Trading
NTRSEvery SEC Form 4 insider trading filing for Northern Trust Corp (NTRS) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- State Commercial Banks
- CIK
- 0000073124
- Filings
- 376
- Insiders
- 33
- Last filing
- 2026-09-01
Activity summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $447K across 2 transactions.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Northern Trust Corp insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $25.6M.
90 day insight
Over the last 90 days, Northern Trust Corp insiders bought $265K (13 transactions) and sold $447K (2 transactions).
- Most active insider: Dean M Harrison with 2 transactions totaling $68K.
- Largest single sale: $333K by Thomas A South on Aug 24, 2026.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | Michael Hunstad | NTRS | Tax Withholding | 622 | $183.86 | $114K |
| Aug 24, 2026 | Thomas A South | NTRS | Sale | 1,800 | $184.90 | $333K |
| Jul 31, 2026 | David Byron Smith Jr | NTRS | Gift | 1,120 | — | — |
| Jul 29, 2026 | Robert Edward Moritz Jr. | NTRS | Purchase | 255 | $179.57 | $46K |
| Jul 1, 2026 | Siddharth N Mehta | NTRS | Award | 26.88 | $175.60 | $5K |
45 more transactions hidden
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Query this yourself
The same rows, over the API.
curl "https://api.form4api.com/v1/transactions?ticker=NTRS" \
-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Northern Trust Corp as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →