// insider-profile
Billerbeck Darin G
DirectorView on SEC.gov ↗
// activity-summary
Recent insider activity is bullish. Over the last 30 days, 2 insiders purchased shares versus 1 sale. Buying was led by Billerbeck Darin G.
// track-record
$0
Total purchased
$1.3M
Total sold
3
0B · 3S transactions
Net seller
Overall direction
Most active in
Filing history: Dec 2023 — May 2026Based on last 9 filings
Transaction History
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 11, 2026 | Billerbeck Darin G | MRAM | Option Exercise | 30,000 | $0.00 | $0K |
| May 11, 2026 | Billerbeck Darin G | MRAM | Sale | 30,000 | $37.16 | $1.11M |
| May 11, 2026 | Billerbeck Darin G | MRAM | Option Exercise | 30,000 | $8.52 | $256K |
| Nov 10, 2025 | Billerbeck Darin G | MRAM | Option Exercise | 12,000 | $7.20 | $86K |
| Nov 10, 2025 | Billerbeck Darin G | MRAM | Sale | 12,000 | $9.42 | $113K |
4 more transactions hidden
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