Reporting owner · CIK 0001190099
Lyons Martin J
Visual SEC Form 4 history across 2 companies, 10 transactions and 6 filings.
DIRMARTIN MARIETTA MATERIALS INC
Open-market mix
0%buys
Open-market buy performance
90-day forward return on this insider's open-market purchases
Forward return is not available yet
We compute this from each buy's stock performance 90 days after the transaction. The price history is still being populated for this insider's their open-market buys, so the average and median will appear here once the daily price refresh has covered the relevant trading days.
Monthly open-market activity
Reported purchase and sale transaction counts
Buys Sells
Net value flow
Buys minus sells
Feb 25
$0
Mar 25
−$1.5M
Feb 26
$0
Mar 26
−$3M
Aug 26
$0
Transaction texture
Ownership and ticket size
Average P/S size$2.3M
Median P/S size$2.3M
Direct10
Indirect0
Aug 31, 2026grant
Filing-only signals
Deterministic matches in this insider's history
Latest Form 4 facts
Quick context from source filings
Latest buy
No open-market insider purchase is available.
Associated companies
Visual map of known reporting history
| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| MLM | LYONS MARTIN J | DIR | grant | 68 | $3.52M | A | — | 09/02 | 08/31 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | sale10b5-1 | 26.8k | -$299M | S | −6.9% | 03/03 | 03/03 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | withholding10b5-1 | 28.1k | -$318M | F | −6.9% | 03/03 | 02/27 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | grant | 44.8k | $0 | A | +4.0% | 02/10 | 02/05 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | grant | 23.1k | $0 | A | +4.0% | 02/10 | 02/05 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | gift | 2.00k | $0 | G | — | 03/07/2025 | 03/06/2025 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | sale10b5-1 | 14.8k | -$153M | S | — | 03/05/2025 | 03/04/2025 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | withholding10b5-1 | 23.3k | -$237M | F | — | 03/05/2025 | 02/28/2025 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | grant | 37.5k | $0 | A | — | 02/10/2025 | 02/06/2025 | |
| AEE | LYONS MARTIN J | CHAIRPRESCEO | grant | 21.8k | $0 | A | — | 02/10/2025 | 02/06/2025 |
Lyons Martin J Insider Activity FAQ
SEC Form 4 context
Who is Lyons Martin J?
Lyons Martin J is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001190099.
Which companies has Lyons Martin J reported transactions for?
MARTIN MARIETTA MATERIALS INC, AMEREN CORP
When was Lyons Martin J's latest insider buy?
No open-market insider purchase is available for this period.
When was Lyons Martin J's latest insider sale?
sale at AMEREN CORP on Mar 03, 2026 valued at $2,999,325.
Where can I see the original SEC filings?
Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.
Are performance metrics included?
This version does not calculate win rates, forward returns, benchmark-adjusted returns, or high-conviction scores.