LDOS
Leidos Holdings, Inc. · Technology · Market cap $16.2B
Insiders sold $1.5M net in the last 90 days ·2 sellers, 0 buyers· latest Form 4 filed Sep 2, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$3.2M
reported sales (SEC code S)
Unique Insiders
3
in the rolling window
Latest filing
Oct 9, 2026
May Gary Stephen
Leidos Holdings, Inc. (LDOS) has 83 SEC Form 4 filings (145 transaction rows) in the rolling window, disclosed by 3 distinct insiders. Most recent filing: Oct 9, 2026.
Inside the rolling window, 3 insiders at Leidos Holdings, Inc. reported no open-market purchases and 6 open-market sales totaling $3.2M. The most active filer is Sector President Porter Elizabeth A with 3 filings. Insiders have net sold $1.7M over the trailing 6 months. The most recent open-market filing is a sale of 1,000 shares by Director May Gary Stephen, dated Sep 1, 2026, worth $141K.
- Industry:Information Technology Services
- CEO:Thomas A. Bell
- Employees:50,000
- HQ:Reston, VA, US
- IPO:2006-10-17
| Source | |||||||
|---|---|---|---|---|---|---|---|
May Gary StephenFirst in 4 months | Director | Sale | 1,000 | $141K | Sep 2 | -3.4% | SEC ↗ |
Geer Noel BFirst filing | Director | Sale | 10,000 | $1.4M | Aug 13 | -9.4% | SEC ↗ |
May Gary StephenFirst filing | Director | Sale | 1,484 | $197K | May 8 | -0.7% | SEC ↗ |
| Sector President | Sale | 2,000 | $318K | Apr 8 | -19.6% | SEC ↗ | |
| Sector President | Sale | 3,000 | $577K | Jan 22 | -33.2% | SEC ↗ | |
Porter Elizabeth AFirst filing | Sector President | Sale | 3,000 | $543K | Dec 22 | -30.5% | SEC ↗ |
Earnings: last 7 quarters
Congress trading LDOS 22 all-time
- RRep. Keith SelfSale$1,001 - $15,0002025-10-07
- DRep. Gerald E. ConnollySale$1,001 - $15,0002025-05-13
- DRep. Gerald E. ConnollyOther$1,001 - $15,0002025-02-05
- DRep. Gerald E. ConnollyOther$1,001 - $15,0002024-10-10
- DRep. Gerald E. ConnollyOther$1,001 - $15,0002024-07-02
- DRep. Gerald E. ConnollyOther$1,001 - $15,0002024-03-18
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does LDOS have?
Leidos Holdings, Inc. (LDOS) has 83 SEC Form 4 filings (145 transaction rows) in the rolling 365-day window, disclosed by 3 distinct insiders. Most recent filing: Oct 9, 2026.
When was the most recent SEC Form 4 filing for LDOS?
The most recent Form 4 filing for LDOS on Tracefour is dated Oct 9, 2026.
Who is the most active insider at LDOS?
The most active SEC Form 4 filer at LDOS in the rolling window is Sector President Porter Elizabeth A, with 3 filings.
What is the net insider flow at LDOS over the last 6 months?
Over the trailing 180 days, insiders at LDOS have net sold $1.7M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at LDOS in the current window?
Inside the rolling window, insiders at LDOS bought $0 and sold $3.2M based on SEC Form 4 filings.
Can I get alerts for LDOS insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Leidos Holdings, Inc. (LDOS). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Leidos Holdings, Inc. is in the Technology sector.