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Tompkins Mark N.
Director10% OwnerCIK 0001455971
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 24
- Buy transactions
- 0
- Sell transactions
- 62
- Companies
- 9
- Active
- 2025–2026
Tompkins Mark N., Director, 10% Owner, has filed 24 SEC reports (2025–2026), spread across 9 companies, totaling $18.0M in disclosed volume. Weighing $0 bought versus $18.0M sold, the history is heavily weighted toward selling. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Aeluma, Inc. (ALMU)
13 filings
$18.0M
Orielle Acquisition Corp. (NONE)
1 filing
$5
Surfside Acquisition Inc. (NONE)
2 filings
$3
Deep Isolation Nuclear, Inc. (NONE)
2 filings
$3
Margaree Acquisition Corp. (NONE)
1 filing
$0
Matternet, Inc. (NONE)
2 filings
$0
Primus Acquisition Inc. (NONE)
1 filing
$0
Range Acquisition Corp. (NONE)
1 filing
$0
Var Acquisition Corp. (NONE)
1 filing
$0
Trading History
24 loaded
| Jul 20 | NONE Margaree Acquisition Corp. | Tompkins Mark N. | Director, 10% Owner | Other | $0 |
| May 27 | NONE Matternet, Inc. | Tompkins Mark N. | Insider | Other | $0 |
| Feb 5 | ALMU Aeluma, Inc. | Tompkins Mark N. | Insider | Sell | $507.7K |
| Feb 2 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.5M |
| Jan 26 | NONE Primus Acquisition Inc. | Tompkins Mark N. | Director, 10% Owner | Other | $0 |
| Jan 22 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $2.0M |
| Dec 29 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $997.4K |
| Dec 22 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.2M |
| Dec 11 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $854.3K |
| Dec 9 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.6M |
| Dec 1 | NONE Range Acquisition Corp. | Tompkins Mark N. | Director, 10% Owner | Other | $0 |
| Oct 21 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.3M |
| Oct 17 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.3M |
| Oct 14 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.9M |
| Oct 9 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $1.8M |
| Oct 6 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $2.3M |
| Oct 6 | ALMU Aeluma, Inc. | Tompkins Mark N. | 10% Owner | Sell | $546.9K |
| Sep 30 | NONE Los Altos Ventures Corp. | Tompkins Mark N. | Director, 10% Owner | Other | $0 |
| Sep 30 | NONE Var Acquisition Corp. | Tompkins Mark N. | Director, 10% Owner | Other | $0 |
| Sep 8 | NONE Surfside Acquisition Inc. | Tompkins Mark N. | Insider | Other | $0 |
| Aug 28 | NONE Orielle Acquisition Corp. | Tompkins Mark N. | Director, 10% Owner | Sell | $5 |
| Aug 28 | NONE Surfside Acquisition Inc. | Tompkins Mark N. | Director, 10% Owner | Sell | $3 |
| Jul 25 | NONE Deep Isolation Nuclear, Inc. | Tompkins Mark N. | Insider | Other | $0 |
| Jul 18 | NONE Aspen-1 Acquisition Inc. | Tompkins Mark N. | Director, 10% Owner | Sell | $3 |
24 filings