Atreca, Inc. Forms 3, 4 and 5: Preferred Stock
Statements of beneficial ownership filed with the SEC by officers, directors and 10% owners: 41 rows, 41 shown. Transaction codes are the SEC's. Shares and prices are split-adjusted; the as-filed figure is underneath.
- 2024-04-11: Reporting owner Orwin John A; Form 4; Security Series A Junior Preferred Stock; Transaction P Open market or private purchase of non-derivative or derivative security.
- 2019-06-24: Reporting owner BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN; Form 4; Security Series A Preferred Stock; Transaction C Conversion of derivative security.
- 2019-06-24: Reporting owner BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN; Form 4; Security Series A Preferred Stock; Transaction C Conversion of derivative security.
- 2019-06-24: Reporting owner BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN; Form 4; Security Series B Preferred Stock; Transaction C Conversion of derivative security.
| Transaction date | Reporting owner | Form | Security | Transaction | Shares | Price | Price that day | Filing |
|---|---|---|---|---|---|---|---|---|
| 2024-04-11 | Orwin John A Director, Officer (PRESIDENT & CEO) | 4 | Series A Junior Preferred Stock Non-derivative · Direct | P Open market or private purchase of non-derivative or derivative security | +1 1 owned after | $0.01 | 2024-04-17 | |
| 2019-06-24 | BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN 10% Owner | 10% Owner | 10% Owner | 10% Owner | 4 | Series A Preferred Stock Derivative · Indirect · See Footnotes | C Conversion of derivative security | −219,852 0 owned after | no price filed | 2019-06-26 | |
| 2019-06-24 | BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN 10% Owner | 10% Owner | 10% Owner | 10% Owner | 4 | Series A Preferred Stock Derivative · Indirect · See Footnotes | C Conversion of derivative security | −2,302,669 0 owned after | no price filed | 2019-06-26 | |
| 2019-06-24 | BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN 10% Owner | 10% Owner | 10% Owner | 10% Owner | 4 | Series B Preferred Stock Derivative · Indirect · See Footnotes | C Conversion of derivative security | −89,878 0 owned after | no price filed | 2019-06-26 | |
| 2019-06-24 | BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN 10% Owner | 10% Owner | 10% Owner | 10% Owner | 4 | Series B Preferred Stock Derivative · Indirect · See Footnotes | C Conversion of derivative security | −920,361 0 owned after | no price filed | 2019-06-26 | |
| 2019-06-24 | BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN 10% Owner | 10% Owner | 10% Owner | 10% Owner | 4 | Series C2 Preferred Stock Derivative · Indirect · See Footnotes | C Conversion of derivative security | −394,084 0 owned after | no price filed | 2019-06-26 | |
| 2019-06-24 | BAKER BROS. ADVISORS LP | Baker Bros. Advisors (GP) LLC | BAKER FELIX | BAKER JULIAN 10% Owner | 10% Owner | 10% Owner | 10% Owner | 4 | Series C2 Preferred Stock Derivative · Indirect · See Footnotes | C Conversion of derivative security | −3,540,107 0 owned after | no price filed | 2019-06-26 | |
| 2019-06-24 | Hadley Harbor Master Investors (Cayman) II L.P. 10% Owner | 4 | Series B Preferred Stock Derivative · Direct | C Conversion of derivative security | −1,039,783 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Hadley Harbor Master Investors (Cayman) II L.P. 10% Owner | 4 | Series C1 Preferred Stock Derivative · Direct | C Conversion of derivative security | −894,472 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Redmile Group, LLC | Green Jeremy 10% Owner | 10% Owner | 4 | Series C1 Convertible Preferred Stock Derivative · Indirect · See Footnote | C Conversion of derivative security | −715,306 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Bill & Melinda Gates Foundation 10% Owner | 4 | Series A Preferred Stock Derivative · Direct | C Conversion of derivative security | −1,396,644 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Robinson William Hewitt Director | 4 | Series A Preferred Stock Derivative · Direct | C Conversion of derivative security | −5,703 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Robinson William Hewitt Director | 4 | Series B Preferred Stock Derivative · Direct | C Conversion of derivative security | −4,287 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | STEINMAN LAWRENCE Director | 4 | Series A Preferred Stock Derivative · Direct | C Conversion of derivative security | −8,405 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Serafini Tito Director, Officer (Chief Strategy Officer) | 4 | Series A Preferred Stock Derivative · Indirect · By the Serafini/Postner Revocable Trust | C Conversion of derivative security | −5,703 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | Serafini Tito Director, Officer (Chief Strategy Officer) | 4 | Series B Preferred Stock Derivative · Indirect · By the Serafini/Postner Revocable Trust | C Conversion of derivative security | −6,431 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | BERGER FRANKLIN M Director | 4 | Series A Preferred Stock Derivative · Direct | C Conversion of derivative security | −36,036 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | BERGER FRANKLIN M Director | 4 | Series B Preferred Stock Derivative · Direct | C Conversion of derivative security | −26,115 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | BERGER FRANKLIN M Director | 4 | Series C1 Preferred Stock Derivative · Direct | C Conversion of derivative security | −13,164 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | ATWOOD BRIAN G Director | 4 | Series A Preferred Stock Derivative · Indirect · By Atwood-Edminster Trust | C Conversion of derivative security | −4,504 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-24 | ATWOOD BRIAN G Director | 4 | Series B Preferred Stock Derivative · Indirect · By Atwood-Edminster Trust | C Conversion of derivative security | −4,287 0 owned after | $0.00 | 2019-06-24 | |
| 2019-06-19 holding as of filing | Bill & Melinda Gates Foundation 10% Owner | 3 | Series A Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Hadley Harbor Master Investors (Cayman) II L.P. 10% Owner | 3 | Series B Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Hadley Harbor Master Investors (Cayman) II L.P. 10% Owner | 3 | Series C1 Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BAKER FELIX | BAKER JULIAN | Baker Bros. Advisors (GP) LLC | BAKER BROS. ADVISORS LP 10% Owner | 10% Owner | 10% Owner | 10% Owner | 3 | Series A Preferred Stock Derivative · Indirect · See Footnotes | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BAKER FELIX | BAKER JULIAN | Baker Bros. Advisors (GP) LLC | BAKER BROS. ADVISORS LP 10% Owner | 10% Owner | 10% Owner | 10% Owner | 3 | Series A Preferred Stock Derivative · Indirect · See Footnotes | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BAKER FELIX | BAKER JULIAN | Baker Bros. Advisors (GP) LLC | BAKER BROS. ADVISORS LP 10% Owner | 10% Owner | 10% Owner | 10% Owner | 3 | Series B Preferred Stock Derivative · Indirect · See Footnotes | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BAKER FELIX | BAKER JULIAN | Baker Bros. Advisors (GP) LLC | BAKER BROS. ADVISORS LP 10% Owner | 10% Owner | 10% Owner | 10% Owner | 3 | Series B Preferred Stock Derivative · Indirect · See Footnotes | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BAKER FELIX | BAKER JULIAN | Baker Bros. Advisors (GP) LLC | BAKER BROS. ADVISORS LP 10% Owner | 10% Owner | 10% Owner | 10% Owner | 3 | Series C2 Preferred Stock Derivative · Indirect · See Footnotes | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BAKER FELIX | BAKER JULIAN | Baker Bros. Advisors (GP) LLC | BAKER BROS. ADVISORS LP 10% Owner | 10% Owner | 10% Owner | 10% Owner | 3 | Series C2 Preferred Stock Derivative · Indirect · See Footnotes | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Redmile Group, LLC | Green Jeremy 10% Owner | 10% Owner | 3 | Series C1 Convertible Preferred Stock Derivative · Indirect · Footnote | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | STEINMAN LAWRENCE Director | 3 | Series A Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Robinson William Hewitt Director | 3 | Series A Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Robinson William Hewitt Director | 3 | Series B Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Serafini Tito Director, Officer (Chief Strategy Officer) | 3 | Series A Preferred Stock Derivative · Indirect · (m) | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | Serafini Tito Director, Officer (Chief Strategy Officer) | 3 | Series B Preferred Stock Derivative · Indirect · (m) | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BERGER FRANKLIN M Director | 3 | Series A Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BERGER FRANKLIN M Director | 3 | Series B Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | BERGER FRANKLIN M Director | 3 | Series C1 Preferred Stock Derivative · Direct | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | ATWOOD BRIAN G Director | 3 | Series A Preferred Stock Derivative · Indirect · (m) | Holding | no price filed | 2019-06-19 | ||
| 2019-06-19 holding as of filing | ATWOOD BRIAN G Director | 3 | Series B Preferred Stock Derivative · Indirect · (m) | Holding | no price filed | 2019-06-19 |