Key facts
- PRESSURE BIOSCIENCES INC has 7 insiders with reported activity on this page.
- No net insider buy/sell flow is currently reported for the last year.
- Recent transaction rows are not currently available.
Insider Transactions Reported by 7 Insiders of PRESSURE BIOSCIENCES INC
- Location
- Canton, MA
Change
- No meaningful buy/sell imbalance is currently visible in the one-year window.
- Activity will update as new Forms 3/4/5 are filed.
Research use
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsInsider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 24 May 2025.
Buys
$0
Shares: 0
Insiders: 0
Sells
$0
Shares: 0
Insiders: 0
Net
$0
Shares: 0
Insiders: 0
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
PRESSURE BIOSCIENCES INC executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Kevin Pollack | Director | $5,886 | Mixed | 27 Mar 2024 | ||
| Jeffrey N. Peterson | Director | $3,978 | Mixed | 27 Sep 2024 | ||
| Vito J. Mangiardi | Director | $2,577 | Mixed | 27 Mar 2024 | ||
| Schumacher Richard T. | President, CEO, Director | $2,323 | Mixed | 27 Sep 2024 | ||
| Michael S. Urdea | Director | $1,332 | Mixed | 27 Sep 2024 | ||
| Alexander V Lazarev | Director | $1,047 | Mixed | 27 Sep 2024 | ||
| Edmund Y. Ting | Senior VP of Engineering | Mixed | 18 Oct 2023 |
Top shareholders of PRESSURE BIOSCIENCES INC (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Kevin Pollack |
3/4/5
|
Director |
—
mixed-class rows
|
341,850
mixed-class rows
|
$5,886 | — | 27 Mar 2024 | |
| Jeffrey N. Peterson |
3/4/5
|
Director |
—
mixed-class rows
|
719,524
mixed-class rows
|
$3,978 | — | 27 Sep 2024 | |
| Vito J. Mangiardi |
3/4/5
|
Director |
—
mixed-class rows
|
299,377
mixed-class rows
|
$2,577 | — | 27 Mar 2024 | |
| Schumacher Richard T. |
3/4/5
|
President, CEO, Director |
—
mixed-class rows
|
1,281,428
mixed-class rows
|
$2,323 | — | 27 Sep 2024 | |
| Michael S. Urdea |
3/4/5
|
Director |
—
mixed-class rows
|
309,070
mixed-class rows
|
$1,332 | — | 27 Sep 2024 | |
| Alexander V Lazarev |
3/4/5
|
Director |
—
mixed-class rows
|
364,253
mixed-class rows
|
$1,047 | — | 27 Sep 2024 | |
| Edmund Y. Ting |
3/4/5
|
Senior VP of Engineering |
—
class O/S missing
|
326,853
|
— | — | 18 Oct 2023 |
Recent Insider Transactions by Companies or Individuals for PRESSURE BIOSCIENCES INC
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* An asterisk sign (*) next to the price indicates that the price is likely invalid.