Amarantus BioScience Holdings, Inc.

AMBSOTCHealthcare● Active

$0.00

+$0.00(+0.00%)

Market Cap$36841

P/E Ratio—

52W High$0.0003

52W Low$0.00001

Avg Volume10K

Open$0.00

Beta-12.34

Insider Trades Ownership Employees

Amarantus BioScience Holdings, Inc. (AMBS) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · AMBS · as of Jun 9, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.00

Buy/Sell (by trades)

Overall sentiment

NEUTRAL

↑ Buy 0%Active transactions only · RSU vesting excluded100% Sell ↓

Amarantus BioScience Holdings, Inc. insiders have shown mixed buying and selling activity over the past 12 Months.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 9, 2026

Recent insider transactions

AMBS executive sell shares · AMBS board member insider trading · AMBS insider trading SEC filing

Showing 17 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Feb 1, 2016	COMMISSIONG GERALD CEO · Director	Other	45,283	$0.27	$12K	100,347	Form 4
Apr 9, 2015	FARRELL ROBERT EDWARD CFO	Purchase	200,000	$0.05	$10K	333,333	Form 4
Apr 8, 2015	COMMISSIONG GERALD CEO · Director	Purchase	203,000	$0.05	$10K	8,259,565	Form 4
Apr 8, 2015	COMMISSIONG GERALD CEO · Director	Purchase	37,000	$0.05	$2K	8,056,565	Form 4
Nov 19, 2014	FARRELL ROBERT EDWARD CFO · Director	Purchase	133,333	$0.07	$10K	133,333	Form 4
Nov 20, 2014	COMMISSIONG GERALD CEO · Director	Purchase	10,000	$0.08	$768	8,019,565	Form 4
Nov 20, 2014	COMMISSIONG GERALD CEO · Director	Purchase	36,000	$0.07	$3K	8,009,565	Form 4
Nov 20, 2014	COMMISSIONG GERALD CEO · Director	Purchase	84,000	$0.08	$6K	7,973,565	Form 4
Jan 17, 2014	COMMISSIONG GERALD CEO · Director	Purchase	50,000	$0.09	$5K	7,742,300	Form 4
Apr 30, 2013	COMMISSIONG GERALD CEO · Director	Purchase	50,000	$0.05	$3K	7,692,300	Form 4
Feb 21, 2013	COMMISSIONG GERALD CEO · Director	Purchase	50,000	$0.07	$4K	7,642,300	Form 4
Feb 5, 2013	COMMISSIONG GERALD CEO · Director	Purchase	2,100	$0.08	$176	7,592,300	Form 4
Feb 5, 2013	COMMISSIONG GERALD CEO · Director	Purchase	47,900	$0.08	$4K	7,590,200	Form 4
Jan 14, 2013	COMMISSIONG GERALD CEO · Director	Purchase	15,000	$0.09	$1K	7,542,300	Form 4
Jan 11, 2013	COMMISSIONG GERALD CEO · Director	Purchase	15,000	$0.07	$1K	7,517,300	Form 4
Jan 11, 2013	COMMISSIONG GERALD CEO · Director	Purchase	10,000	$0.07	$742	7,502,300	Form 4
Jan 11, 2013	COMMISSIONG GERALD CEO · Director	Purchase	10,000	$0.09	$887	7,527,300	Form 4

COMMISSIONG GERALD

CEO · Director

Other

Date

Feb 1

45,283

Price

$0.27

Value

$12K

View Form 4 on SEC.gov

FARRELL ROBERT EDWARD

CFO

Purchase

Date

Apr 9

200,000

Price

$0.05

Value

$10K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Apr 8

203,000

Price

$0.05

Value

$10K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Apr 8

37,000

Price

$0.05

Value

$2K

View Form 4 on SEC.gov

FARRELL ROBERT EDWARD

CFO · Director

Purchase

Date

Nov 19

133,333

Price

$0.07

Value

$10K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Nov 20

10,000

Price

$0.08

Value

$768

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Nov 20

36,000

Price

$0.07

Value

$3K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Nov 20

84,000

Price

$0.08

Value

$6K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Jan 17

50,000

Price

$0.09

Value

$5K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Apr 30

50,000

Price

$0.05

Value

$3K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Feb 21

50,000

Price

$0.07

Value

$4K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Feb 5

2,100

Price

$0.08

Value

$176

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Feb 5

47,900

Price

$0.08

Value

$4K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Jan 14

15,000

Price

$0.09

Value

$1K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Jan 11

15,000

Price

$0.07

Value

$1K

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Jan 11

10,000

Price

$0.07

Value

$742

View Form 4 on SEC.gov

COMMISSIONG GERALD

CEO · Director

Purchase

Date

Jan 11

10,000

Price

$0.09

Value

$887

View Form 4 on SEC.gov

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About AMBS insider trading

AMBS insider trades

Amarantus BioScience Holdings, Inc. (AMBS) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including AMBS. Over the past 12 months, 0 insiders have filed transactions with the SEC. AMBS insiders have been mixed buying and selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Amarantus BioScience Holdings, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

AMBS insider trading · 5 questions

The insiders of Amarantus BioScience Holdings, Inc. (AMBS) include executives and directors such as AMBS, among others. Over the past 12 months, 0 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

AMBS board member insider tradingwho are AMBS insidersAMBS insider rosterAmarantus BioScience Holdings, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 9, 2026