Insider trade

Leidos sector president Elizabeth A Porter sold ~$417K of shares under a pre-set plan

Traded Dec 19, 2025 · Filed Dec 22, 2025

LeidosLDOS

~$417K
Reported value · 2,303 sh @ $180.89: 42K
Holds after · shares reported: -35.3%
stock since the trade · S&P 500 +13.8%, $184.68 → $119.45 on Oct 5

Why it stands out

Leidos's Sector President sold $417K of Leidos shares. It was planned long ago, so it says very little.

Sold under a plan set up in advance, so the timing wasn't a fresh decision
Sold 5% of their holdings

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 19, 2025
Reporting period: Not applicable
Filed with the SEC: Dec 22, 2025

Officer$100K–$500KPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$416,590

Shares × reported transaction price

Timing vs results

45 days after results of Nov 4, 2025, 60 days before results of Feb 17, 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 $184.68 on Dec 19, 2025, 46% above its 52-week low and 7% below its high, after a 5% drop over the previous 30 trading days

52-week range $126.82 (Feb 21, 2025) to $199.55 (Nov 4, 2025), 80% of the way up, from 250 adjusted closes. 30 trading days earlier: $194.76 on Nov 6, 2025. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	-1.6%	-0.1%	-1.4%
30 days	+3.8%	+0.1%	+3.7%
90 days	-12.8%	-4.7%	-8.0%
180 days	-43.7%	+8.2%	-51.9%

Past results only. Not a forecast.

Source receipt

Record ID: 0001336920-25-000071
Filed / recorded: Dec 22, 2025, 9:31 PM UTC
Added to OQRO: Oct 1, 2026, 11:17 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: Leidos Holdings, Inc.
Issuer CIK: 1336920
Ticker: LDOS
Reporting person: Elizabeth A Porter
Relationship: Officer
Officer title: Sector President
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Dec 19, 2025
Transaction code: S
Shares / units: 2,303
Price per share: $180.89
Acquired / disposed: Disposed (D)
Shares owned after: 42,272
Ownership form: Direct
Amendment: No

Footnotes from the filing

This transaction was executed pursuant to a trading plan entered into by the reporting person on September 12, 2025, in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.
The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices from $180.29 to $181.2115 inclusive. The reporting person undertakes to providing to Leidos Holdings, Inc., any security holder of Leidos Holdings, Inc., or the staff of the Securities Exchange Commission upon request, full information regarding the number of shares sold at each separate price within the aforementioned range.

Around the same time

9mo ago

171.66Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

9mo ago

3.79Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

9mo ago

305.02Shares

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record