Insider trade

Officer sold ~$695K of NTRS shares in the open market

Traded Dec 11, 2025 · Filed Dec 15, 2025

Northern TrustNTRS

~$695K
Reported value · 5,000 sh @ $139.03: 72K
Holds after · shares reported: +20.8%
stock since the trade · S&P 500 +10.9%, $140.09 → $169.20 on Oct 1

Why it stands out

Northern Trust's Executive Vice President sold $695K of Northern Trust shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Dec 11, 2025
Reporting period: Not applicable
Filed with the SEC: Dec 15, 2025

Officer$500K–$1M

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$695,150

Shares × reported transaction price

Timing vs results

50 days after results of Oct 22, 2025, 42 days before results of Jan 22, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $140.09 on Dec 11, 2025, at its 52-week high, after a 10% rise over the previous 30 trading days

52-week range $84.45 (Apr 8, 2025) to $140.09 (Dec 11, 2025), 100% of the way up, from 250 adjusted closes. 30 trading days earlier: $127.26 on Oct 29, 2025. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+1.4%	+1.3%	+0.1%
30 days	+6.4%	+2.0%	+4.4%
90 days	-1.3%	-1.4%	+0.2%
180 days	+24.9%	+11.2%	+13.7%

Past results only. Not a forecast.

Source receipt

Record ID: 0001751051-25-000011
Filed / recorded: Dec 15, 2025, 9:06 PM UTC
Added to OQRO: Oct 2, 2026, 12:28 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: NORTHERN TRUST CORP
Issuer CIK: 73124
Ticker: NTRS
Reporting person: Thomas A South
Relationship: Officer
Officer title: Executive Vice President
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Dec 11, 2025
Transaction code: S
Shares / units: 5,000
Price per share: $139.03
Acquired / disposed: Disposed (D)
Shares owned after: 71,888
Ownership form: Direct
Amendment: No

Footnotes from the filing

Price reflects the weighted average sales price from $138.83 to $139.13. Information regarding the number of shares sold at each separate price will be provided by the reporting person upon request.
Includes 33,172 stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock.