What amount sold does PROTHERA BIOLOGICS, INC. report in Form D filings?

The latest linked filings report $750K sold across 2 identified offering(s). 0 unlinked amendment(s) are excluded; 0 offering(s) have no reported amount sold. This is not verified lifetime funding or money raised during a specific period.

When was PROTHERA BIOLOGICS, INC.'s most recent SEC filing?

PROTHERA BIOLOGICS, INC.'s most recent Form D filing was on 2019-01-08.

How many investors does PROTHERA BIOLOGICS, INC. have?

The most recent Form D filing lists 1 investor(s).

What type of securities does PROTHERA BIOLOGICS, INC. offer?

PROTHERA BIOLOGICS, INC.'s SEC Form D filings indicate debt offerings.

PROTHERA BIOLOGICS, INC.

CIK: 0001659513·Biotechnology·PROVIDENCE, RI·Corporation

Reported Sold

$750,001

Total Filings

Identified Offerings

Last Filed

Jan 8, 2019

Employees

—

Reported sold uses the latest linked filing for each identified offering; it is not verified lifetime funding. SPV filings are shown separately.

About

Company in Biotechnology industry

SEC EDGAR

Offering filing timeline

Jan 8, 2019Form D/A — Amendment

Reported sold: $750,000 · Target: $2,000,000

Rule 506(b)·1 investor

Changed: Reported amount sold

Jan 10, 2018Form D — New notice

Reported sold: $250,000 · Target: $2,000,000

Rule 506(b)·1 investor

Dec 1, 2015Form D — New notice

Reported sold: $1 · Target: $1

Rule 506(b)·1 investor

Fundraising Profile

Exemptions

Rule 506(b)

Investors in latest filing

Revenue Range

Decline to Disclose

Reported commissions across identified offerings

Amendment Rate

33%

Latest reported sold across 2 identified offerings

$750,001

Uses the latest linked filing for each offering. This is not a measure of money raised in the last year or verified lifetime funding.

Key People

Denice Spero

Related Person

Appears on 3 filings

Yow-Pin Lim

Related Person

Appears on 3 filings

Douglas C. Hixson

Related Person

Appears on 3 filings

Richard A. Andrews

Related Person

Appears on 3 filings

Richard G. Horan

Related Person

Appears on 3 filings

Pierre Laurin

Related Person

Appears on 2 filings

Filing History

Date	Type	Offering target	Reported sold	Investors
Jan 8, 2019	Amendment	$2,000,000	$750,000	1
Jan 10, 2018	New	$2,000,000	$250,000	1
Dec 1, 2015	New	$1	$1	1

Filing History

Amendment insights

Loading amendment history…

Comparable issuers

Matched on reported industry and issuer type, then ranked by business location, offering target, and recency. These are filing comparables, not verified business competitors.

511 Therapeutics, Inc.

Biotechnology

Offering target: $1,000,000

Filed Oct 30, 2026