Who
Mark T. Frost
Chief Financial Officer
Company insider
Files Form 4 as: Chief Financial Officer, Harvard Bioscience; Chief Financial Officer, Fathom Digital Manufacturing; SVP, CFO & Treasurer, Analogic; EVP and CFO, AngioDynamics; Chief Financial Officer, Albany Molecular Research.
In numbers
- Trades disclosed
- 70
- Buys
- 4
- Sells
- 1
- Bought
- $129K
- Sold
- $6,806
- Companies
- 5
- Companies where not an officer
- 0
- First trade
- 5 May 2006
- Last trade
- 20 Mar 2026
- Last filed
- 1 Apr 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 20 Mar 2026filed 1 Apr 2026 | HBIO Harvard BioscienceLife-science tools | SEC FORM 4 Code A | —30,000 at $0.00 | filing |
| 20 Mar 2026filed 1 Apr 2026 | HBIO Harvard BioscienceLife-science tools | SEC FORM 4 Code A | —30,000 at $0.00 | filing |
| 16 Mar 2026filed 1 Apr 2026 | HBIO Harvard BioscienceLife-science tools | SEC FORM 4 Bought | $25K5,000 at $5.00 | filing |
| 16 Mar 2026filed 1 Apr 2026 | HBIO Harvard BioscienceLife-science tools | SEC FORM 4 Bought | $25K5,000 at $5.00 | filing |
| 12 May 2025filed 14 May 2025 | HBIO Harvard BioscienceLife-science tools | SEC FORM 4 Code A | —100,000 at $0.00 | filing |
| 4 Apr 2024filed 22 Apr 2024 | Fathom Digital Manufacturing | SEC FORM 4 Code F | $6,1881,369 at $4.52 | filing |
| 26 Feb 2024filed 27 Feb 2024 | Fathom Digital Manufacturing | SEC FORM 4 Code F | $857197 at $4.35 | filing |
| 3 Apr 2023filed 11 May 2023 | Fathom Digital Manufacturingoption or derivative | SEC FORM 4 Code A | —440,675 | filing |
| 3 Apr 2023filed 11 May 2023 | Fathom Digital Manufacturing | SEC FORM 4 Code A | —235,027 | filing |
| 8 Mar 2023filed 10 Mar 2023 | Fathom Digital Manufacturing | SEC FORM 4 Sold | $6,8065,672 at $1.20 | filing |
| 14 Apr 2022filed 6 Dec 2022 | Fathom Digital Manufacturing | SEC FORM 4 Code F | $469K63,277 at $7.41 | filing |
| 14 Apr 2022filed 1 Jun 2022 | Fathom Digital Manufacturing | SEC FORM 4 Code F | $319K43,082 at $7.41 | filing |
| 14 Apr 2022filed 18 Apr 2022 | Fathom Digital Manufacturing | SEC FORM 4 Code F | $326K44,009 at $7.41 | filing |
| 25 Feb 2022filed 20 Apr 2022 | Fathom Digital Manufacturingoption or derivative | SEC FORM 4 Code A | —69,125 | filing |
| 25 Feb 2022filed 20 Apr 2022 | Fathom Digital Manufacturing | SEC FORM 4 Code A | —33,746 | filing |
| 25 Feb 2022filed 1 Mar 2022 | Fathom Digital Manufacturingoption or derivative | SEC FORM 4 Code A | —69,125 | filing |
| 25 Feb 2022filed 1 Mar 2022 | Fathom Digital Manufacturing | SEC FORM 4 Code A | —33,746 | filing |
| 5 Dec 2016filed 14 Dec 2016 | Analogic | SEC FORM 4 Code F | $63K695 at $90.95 | filing |
| 5 Dec 2016filed 7 Dec 2016 | Analogic | SEC FORM 4 Code M | —2,137 | filing |
| 5 Dec 2016filed 7 Dec 2016 | Analogic | SEC FORM 4 Code F | $51K566 at $90.95 | filing |
News
No headline names them, or the companies they trade most, lately.