BCDA insider buying and SEC filings, explained
BioCardia, Inc. · CIK 925741
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$104K
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 15–16, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 500 shares between Oct 15 and Oct 16 at about $0.9500 ($475), reported as a purchase (code P). Holdings up <1% to 385,385 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 20, 2026, 5:42 PM ET |
| Sep 29, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 1,000 shares at about $1.03 ($1K), reported as a purchase (code P). Holdings up <1% to 384,885 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 30, 2026 |
| Sep 23, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 1,900 shares at about $1.05 ($2K), reported as a purchase (code P). Holdings up <1% to 383,885 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 23, 2026 |
| Sep 3, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 800 shares at about $1.09 ($872), reported as a purchase (code P). Holdings up <1% to 381,985 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 4, 2026 |
| Aug 17, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,400 shares at about $0.9300 ($5K), reported as a purchase (code P). Holdings up 1% to 381,115 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 18, 2026 |
| Aug 13, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 1,900 shares at about $0.9200 ($2K), reported as a purchase (code P). Holdings up 1% to 375,785 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 13, 2026 |
| Jul 29, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,000 shares at about $0.7800 ($4K), reported as a purchase (code P). Holdings up 1% to 373,885 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 29, 2026 |
| Jul 17, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 500 shares at $0.8300 ($415), reported as a purchase (code P). Holdings up <1% to 368,885 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 20, 2026 |
| Jul 14–15, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 4,300 shares between Jul 14 and Jul 15 at about $0.8730 ($4K), reported as a purchase (code P). Holdings up 1% to 368,385 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 15, 2026 |
| Jul 8–10, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 7,500 shares between Jul 8 and Jul 10 at about $0.9567 ($7K), reported as a purchase (code P). Holdings up 2% to 369,485 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 10, 2026 |
| Jul 8, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,400 shares at about $0.9600 ($5K), reported as a purchase (code P). Holdings up 2% to 361,985 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 8, 2026 |
| Jun 22–23, 2026 | Purchase (code P) | Simon H. Stertzer (Director) bought 109,200 shares between Jun 22 and Jun 23 at about $0.9486 ($104K), reported as a purchase (code P). Holdings up 191% to 166,338 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 24, 2026 |
| Jun 17–18, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 2,300 shares between Jun 17 and Jun 18 at about $0.8883 ($2K), reported as a purchase (code P). Holdings up 1% to 300,566 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 22, 2026 |
| Jun 9, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,000 shares at $0.8500 ($4K), reported as a purchase (code P). Holdings up 2% to 298,266 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 9, 2026 |
| May 19–20, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 1,700 shares between May 19 and May 20 at about $0.9235 ($2K), reported as a purchase (code P). Holdings up 1% to 293,266 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 21, 2026 |
| May 18, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,700 shares at about $0.9200 ($5K), reported as a purchase (code P). Holdings up 2% to 291,566 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 18, 2026 |
| May 15, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,100 shares at about $1.02 ($5K), reported as a purchase (code P). Holdings up 2% to 285,866 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 15, 2026 |
| Apr 29, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,000 shares at $1.11 ($6K), reported as a purchase (code P). Holdings up 2% to 280,766 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 29, 2026 |
| Apr 20–21, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 1,000 shares between Apr 20 and Apr 21 at about $1.23 ($1K), reported as a purchase (code P). Holdings up <1% to 275,766 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 22, 2026 |
| Mar 24–25, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 900 shares between Mar 24 and Mar 25 at about $1.23 ($1K), reported as a purchase (code P). Holdings up <1% to 274,766 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 26, 2026 |
| Feb 4, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 5,000 shares at $1.13 ($6K), reported as a purchase (code P). Holdings up 2% to 273,866 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 4, 2026 |
| Jan 20–21, 2026 | Purchase (code P) | Peter Altman (CEO and Director) bought 900 shares between Jan 20 and Jan 21 at about $1.33 ($1K), reported as a purchase (code P). Holdings up <1% to 268,866 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jan 21, 2026 |
| Dec 16–17, 2025 | Purchase (code P) | Peter Altman (CEO and Director) bought 1,100 shares between Dec 16, 2025 and Dec 17, 2025 at about $1.31 ($1K), reported as a purchase (code P). Holdings up <1% to 267,966 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 17, 2025 |
21 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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