MUMICRON TECHNOLOGY INC
Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-10-20.
Insider buys (90d)
$0.00
Insider sells (90d)
$122.54M
Net flow
$-122.54M
Filings
22
Buy transactions
0
Sell transactions
103
Distinct insiders
13
Last close (cached)
$913.67
as of 2026-10-21
1d return
+2.0%
5d return
-0.1%
1m return
-16.6%
Top insiders trading MU (90d)
Recent transactions (50)
| Filed | Txn date | Insider | Code | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-10-20 | 2026-10-16 | Deboer Scott J | Sale | 1 | $902.01 | $515.95 | open → |
| 2026-10-20 | 2026-10-16 | Deboer Scott J | Sale | 100 | $901.00 | $90.1K | open → |
| 2026-10-20 | 2026-10-16 | Deboer Scott J | Sale | 28,444 | $900.00 | $25.60M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Tax | 34,438 | $989.04 | $34.06M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Exer. | 70,224 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Tax | 40,575 | $989.04 | $40.13M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Exer. | 82,721 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Tax | 47,143 | $989.04 | $46.63M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Exer. | 82,721 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Tax | 9,807 | $989.04 | $9.70M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Tax | 14,080 | $989.04 | $13.93M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Tax | 20,213 | $989.04 | $19.99M | open → |
| 2026-10-16 | 2026-10-13 | MEHROTRA SANJAY | Grant | 21,233 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 40 | $947.29 | $37.9K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 120 | $945.91 | $113.5K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $944.98 | $189.0K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 240 | $943.81 | $226.5K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 320 | $942.58 | $301.6K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $941.00 | $188.2K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 560 | $939.78 | $526.3K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 160 | $938.73 | $150.2K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 280 | $937.64 | $262.5K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $936.14 | $187.2K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 160 | $934.95 | $149.6K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 160 | $934.05 | $149.4K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 40 | $932.04 | $37.3K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 120 | $930.97 | $111.7K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 240 | $929.96 | $223.2K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 240 | $928.31 | $222.8K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $927.17 | $185.4K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $926.15 | $185.2K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 160 | $924.53 | $147.9K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 320 | $923.69 | $295.6K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 400 | $922.63 | $369.1K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 480 | $921.65 | $442.4K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $920.62 | $184.1K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $919.36 | $183.9K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 200 | $917.92 | $183.6K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 80 | $916.38 | $73.3K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 120 | $915.50 | $109.9K | open → |
| 2026-10-16 | 2026-10-14 | RAY MICHAEL CHARLES | Sale | 488 | $914.13 | $446.1K | open → |
| 2026-10-16 | 2026-10-13 | RAY MICHAEL CHARLES | Tax | 3,035 | $989.04 | $3.00M | open → |
| 2026-10-16 | 2026-10-13 | RAY MICHAEL CHARLES | Tax | 5,954 | $989.04 | $5.89M | open → |
| 2026-10-16 | 2026-10-13 | RAY MICHAEL CHARLES | Grant | 4,298 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-13 | Murphy Mark J. | Tax | 8,515 | $989.04 | $8.42M | open → |
| 2026-10-16 | 2026-10-13 | Murphy Mark J. | Exer. | 19,332 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-13 | Murphy Mark J. | Tax | 10,033 | $989.04 | $9.92M | open → |
| 2026-10-16 | 2026-10-13 | Murphy Mark J. | Exer. | 22,774 | $0.00 | $0.00 | open → |
| 2026-10-16 | 2026-10-13 | Murphy Mark J. | Tax | 11,825 | $989.04 | $11.70M | open → |
| 2026-10-16 | 2026-10-13 | Murphy Mark J. | Exer. | 22,774 | $0.00 | $0.00 | open → |
Other tickers these insiders trade
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