Security key
81749D107
SERA PROGNOSTICS, INC. - Class A Common Stock $0.0001 par value per share (SERA)
CUSIP: 81749D107
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Class A Common Stock $0.0001 par value per share
- Total 13F shares
- 10,917,569
- Total 13F value
- $65,287,321
- Share change
- +4,643,850
- SEC-reported price per share
- $5.98
- Number of holders
- 45
- Value change
- +$31,973,805
- Number of buys
- 35
- Number of sells
- 9
- Shares outstanding
- 38,190,361
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2023
Institutions
45
Top holders
10
SERA full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2024
Previous quarter: Q3 2023
SERA PROGNOSTICS, INC. SEC filings
SERA PROGNOSTICS, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 81749D107
Recent filing periods:
Ownership snapshot
Top reported holders of SERA - SERA PROGNOSTICS, INC. - Class A Common Stock $0.0001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
INTERWEST VENTURE MANAGEM...
Disclosed value leader
INTERWEST VENTURE MANAGEM...
Comparable rows
15/15
Latest evidence
30 Sep 2023
13F
Lead comparable stake: 6.3%
Showing 1-6 of 15 holder rows.
Quick read
INTERWEST VENTURE MANAGEMENT CO leads the comparable SEC ownership view at 6.3%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens INTERWEST VENTURE MANAGEMENT CO's linked filing trail.
Comparable ownership
Top 5
INTERWEST VENTURE MANAGEMENT CO
6.3%
Vivo Capital, LLC
4.9%
BAKER BROS. ADVISORS LP
4%
VANGUARD GROUP INC
2.1%
Fosun International Ltd
1.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO |
13F
Company
|
6.3%
|
$4,494,208
2,416,241 shares
|
— | 30 Sep 2023 |
| Vivo Capital, LLC |
13F
Company
|
4.9%
|
$3,452,180
1,856,011 shares
|
— | 30 Sep 2023 |
| BAKER BROS. ADVISORS LP |
13F
Company
|
4%
|
$2,818,536
1,515,342 shares
|
— | 30 Sep 2023 |
| VANGUARD GROUP INC |
13F
Company
|
2.1%
|
$1,463,433
786,792 shares
|
— | 30 Sep 2023 |
| Fosun International Ltd |
13F
Company
|
1.5%
|
$1,030,715
554,148 shares
|
— | 30 Sep 2023 |
| SANDERS MORRIS HARRIS LLC |
13F
Company
|
1.2%
|
$827,895
445,105 shares
|
— | 30 Sep 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
45
Shares
10,917,569
Rows available
45
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2023 vs Q3 2023 Across Filers
Q3 2023 holders
27
Q4 2023 holders
45
Holder diff
18
| Investor | Q3 2023 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q3 2023 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend