Latest filingSep 16, 2026Most recent Form 4
MRVL
Marvell Technology, Inc.
NasdaqTechnologySemiconductors & Related Devices
Insider activity for last month from 08/16 to 09/16. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$547M3 sells
Net open-market-$547M2 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period3transactions
- S · Open-market sells · dominant3 · 100%
Activity by reported role
A joint filing can contribute to multiple roles3transactions
- CHAIR · dominant2 · 67%
- PRES1 · 33%
Distinct insiders active
Reporting-owner CIKs by month · peak Sep 2026 (2)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeMurphy Matthew JCommon Stock · Direct
775,686Sep 15, 2026
Koopmans ChrisCommon Stock · Indirect · By Trust
217,941Sep 01, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 16 → Sep 16
LessMore
Top insiders
By absolute net value across the selected period- MJ-$3.4M
- KC-$2.0M
Filing detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
MRVL transaction history
Filters apply within this company and selected period by defaultLatest insider transactions
Form 4 filings from last month. Click any column to sort; click it again to flip the order.
| ID | Ticker | Insider | Role | Type | Shares | Value | Code | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|
| #220411 | MRVL | Murphy Matthew J | CHAIR | sale10b5-1 | 7.50k | -$167M | S | 09/16 | 09/15 |
| #201738 | MRVL | Koopmans Chris | PRES | sale10b5-1 | 10.0k | -$203M | S | 09/02 | 09/01 |
| #1489 | MRVL | Murphy Matthew J | CHAIR | sale10b5-1 | 7.50k | -$177M | S | 08/18 | 08/17 |
Marvell Technology, Inc. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Marvell Technology, Inc.?
MURPHY MATTHEW J, Koopmans Chris.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Murphy Matthew J reported a sale on Sep 15, 2026 valued at $167M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $5,478,725.00. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.