NASDAQ
Total Transactions
6
3 buys /3 sells
Shares Acquired
30,000
Transactions: 3•Avg: 10,000
Shares Disposed
21,261
Transactions: 3•Avg: 7,087
Net Activity
+8,739
Net Buying•Ratio: 100%
Q4 2025(Current) | 30,000 | 21,261 | +8,739 | 100.00% |
Q3 2025 | 318,974 | 29,827 | +289,147 | 92.31% |
Q2 2025 | 22,106 | 15,000 | +7,106 | 200.00% |
Q1 2025 | 49,856 | 0 | +49,856 | 0.00% |
Q4 2024 | 120,000 | 23,350 | +96,650 | 166.67% |
This table shows insider trading activity by quarter. A ratio > 100% indicates insiders acquired more shares than they disposed of during the period, which is generally considered a bullish signal.
• Most recent data for Q4 2025
Net change in shares shown on right
Acquired vs Disposed Shares
Net Accumulation: 8,739 shares•Acquired/Disposed Ratio: 100%
Net Activity | |||||
|---|---|---|---|---|---|
LFH LAUKIEN FRANK H | Director, 10 percent owner, officer: president & ceo | 19 | 413,940 | 33,154 | +380,786 |
HGN Herman Gerald N | Officer: executive vice president, cfo | 12 | 79,122 | 9,326 | +69,796 |
MM Munch Mark | Officer: exec vp&pres bruker nano inc. | 12 | 74,656 | 10,921 | +63,735 |
BF Busse Falko | Officer: president, biospin group | 9 | 57,694 | 13,852 | +43,842 |
SJ Srega Juergen | Officer: president calid | 2 | 32,343 | 0 | +32,343 |
This table shows the trading activity of the most active company insiders. Positive net activity (buying more than selling) is often considered a bullish signal.
2025-12-01 | Director | Purchase | 10,000 | $24 | $240,000 | 94,202 | |
2025-12-01 | Director | Sale | 5,028 | $48.38 | $243,229.5 | 89,174 | |
2025-12-01 | Director | Sale | 10,000 | $24 | $240,000 | - | |
2025-11-06 | Director | Purchase | 10,000 | $24 | $240,000 | 41,445 | |
2025-11-06 | Director | Sale | 6,233 | $39 | $243,087 | 35,212 |
This table displays recent Form 4 filings showing transactions by company insiders. SEC rules require insiders to report their transactions within two business days.
PRA PACKER RICHARD A | Director | Dec 2, 2025 | |
PRA PACKER RICHARD A | Director | Dec 2, 2025 | |
PRA PACKER RICHARD A | Director | Dec 2, 2025 | |
OJA ORNELL JOHN A | Director | Nov 10, 2025 | |
OJA ORNELL JOHN A | Director | Nov 10, 2025 |
No price data available for this timeframe.