Insider trade

Director purchased ~$193K of ECL shares in the open market

Traded Dec 8, 2025 · Filed Dec 8, 2025

~$193K
Reported value · 750 sh @ $257.597: 23K
Holds after · shares reported: +5.5%
stock since the trade · S&P 500 +11.8%, $257.15 → $271.26 on Oct 1

David Maclennan, Director's past purchases, 90 days after disclosure: 5 buys, median +6.3% vs S&P 500, beat it 4 of 5 times. Past results, not a forecast.

Why it stands out

A board member of Ecolab spent $193K of their very own money to buy Ecolab shares.

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 8, 2025
Reporting period: Not applicable
Filed with the SEC: Dec 8, 2025

Director$100K–$500KHoldings +3%

Context

Classification

open market purchase

Code P — open-market or private purchase

Absolute commitment

~$193,198

Shares × reported transaction price

Size band

$100K–$500K

Ownership change

+3.4%

Purchase shares ÷ estimated pre-transaction holdings, from the filing

Rarity

Not enough history to judge

Confirmed open-market purchases by the same insider in the available history

Cluster activity

No other insider purchases within 30 days

Distinct insiders at the same issuer with confirmed open-market purchases

Timing vs results

41 days after results of Oct 28, 2025, 64 days before results of Feb 10, 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 $257.15 on Dec 8, 2025, 14% above its 52-week low and 10% below its high, after a 7% drop over the previous 30 trading days

52-week range $225.65 (Apr 8, 2025) to $285.47 (Aug 20, 2025), 53% of the way up, from 250 adjusted closes. 30 trading days earlier: $277.23 on Oct 24, 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	+2.5%	-0.6%	+3.1%
30 days	+7.3%	+0.9%	+6.3%
90 days	+11.3%	-0.7%	+12.0%
180 days	+1.6%	+8.2%	-6.6%

Past results only. Not a forecast.

Source receipt

Record ID: 0001498535-25-000013
Filed / recorded: Dec 8, 2025, 9:25 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: ECOLAB INC.
Issuer CIK: 31462
Ticker: ECL
Reporting person: David Maclennan
Relationship: Director
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Dec 8, 2025
Transaction code: P
Shares / units: 750
Price per share: $257.597
Acquired / disposed: Acquired (A)
Shares owned after: 23,035.08
Ownership form: Direct
Amendment: No

Around the same time

9mo ago

128Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

9mo ago

128Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

9mo ago

128Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

David Maclennan, Director's past purchases, 90 days after disclosure: 5 buys, median +6.3% vs S&P 500, beat it 4 of 5 times. Past results, not a forecast.