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SEC EDGAR · Forms 3/4/5Updated through Oct 30, 2026•52 filings

BCDA

BioCardia, Inc.

Net purchases of $11.1K over the last 3 months

1 buyer account for the net balance. There is no cluster of three distinct buyers within 30 days. We found 32 CEO/CFO purchases over 12 months.

How to read this signal

Only open-market P purchases and S sales count toward the signal. Vesting, options, taxes and gifts remain in the source data but do not trigger alerts. Rule 10b5-1 trades are shown as informational.

JSON example

3-month balance

+$11,142

1 buyers · 0 sellers

12-month purchases

$169,665

2 distinct insiders

12-month sales

$0.00

0 distinct insiders

Highlighted alerts

44

0 Rule 10b5-1 trades treated as informational

Buying cluster · 30 days

Fewer than three distinct buyers

CEO/CFO purchases · 12 months

32 executive purchases found

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Form 4 raw → Raspberry

The value is in what we do not call a signal.

The SEC XML stores every transaction. Raspberry keeps that evidence, reads the footnotes and separates voluntary open-market activity from vesting, option exercises, gifts, tax withholding, stock purchase and dividend reinvestment plans and pre-programmed 10b5-1 trades.

74
Raw transactions
Everything returned by the filing
44
Voluntary view
P/S trades after deterministic checks
30
Administrative noise
Stored, never alerted
0
10b5-1
Shown as informational
SEC ownership XML facts
Code
A
Shares
8,000
Price
$0.00
Footnotes
1

One hundred percent of the shares are subject to the option vesting and becoming exercisable on the one-year anniversary of the date of grant, subject to the Reporting Person continuing as a service provider through such date.

Raspberry interpretation
Informational — no alert

Reason: administrative_code.

Verify in SEC EDGAR

Recent transactions

Voluntary purchases and sales; administrative noise stays hidden.

44 transactions

Altman Peter

President and CEO

PurchaseAlert
Shares
300
Price
$0.95
Value
$285.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
200
Price
$0.95
Value
$190.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,000
Price
$1.03
Value
$1,030
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,900
Price
$1.05
Value
$1,995
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
800
Price
$1.09
Value
$872.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,400
Price
$0.93
Value
$5,022
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,900
Price
$0.92
Value
$1,748
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,000
Price
$0.78
Value
$3,900
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
500
Price
$0.83
Value
$415.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,500
Price
$0.86
Value
$1,290
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
2,800
Price
$0.88
Value
$2,464
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,000
Price
$0.94
Value
$940.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,000
Price
$0.90
Value
$900.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,500
Price
$0.97
Value
$5,335
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,400
Price
$0.96
Value
$5,208
Open SEC filing

STERTZER SIMON H

Director

PurchaseAlert
Shares
39,000
Price
$1.00
Value
$39,000
Open SEC filing

STERTZER SIMON H

Director

PurchaseAlert
Shares
70,200
Price
$0.92
Value
$64,584
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
800
Price
$0.96
Value
$768.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,500
Price
$0.85
Value
$1,275
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,000
Price
$0.85
Value
$4,250
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,500
Price
$0.92
Value
$1,380
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
200
Price
$0.95
Value
$190.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,700
Price
$0.92
Value
$5,244
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,100
Price
$1.02
Value
$5,202
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,000
Price
$1.11
Value
$5,550
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
400
Price
$1.23
Value
$492.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
600
Price
$1.23
Value
$738.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
300
Price
$1.22
Value
$366.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
600
Price
$1.24
Value
$744.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
5,000
Price
$1.13
Value
$5,650
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
300
Price
$1.34
Value
$402.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
600
Price
$1.32
Value
$792.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
900
Price
$1.30
Value
$1,170
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
200
Price
$1.37
Value
$274.00
Open SEC filing

STERTZER SIMON H

Director

PurchaseAlert
Shares
398,400
Price
$1.25
Value
$498,000
Open SEC filing

STERTZER SIMON H

Director

PurchaseAlert
Shares
398,400
Price
—
Value
—
Open SEC filing

Blank Andrew Scott

Director

PurchaseAlert
Shares
288,000
Price
$1.25
Value
$360,000
Open SEC filing

Blank Andrew Scott

Director

PurchaseAlert
Shares
288,000
Price
—
Value
—
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
48,000
Price
$1.25
Value
$60,000
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
48,000
Price
—
Value
—
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
700
Price
$1.83
Value
$1,281
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
100
Price
$1.83
Value
$183.00
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
400
Price
$1.75
Value
$700.40
Open SEC filing

Altman Peter

President and CEO

PurchaseAlert
Shares
1,700
Price
$1.76
Value
$2,989
Open SEC filing

“Alert” means a voluntary, unscheduled transaction according to the filing; it is not an investment recommendation. Official source: SEC EDGAR.