Security key
81751A108
Serina Therapeutics, Inc. - Common Stock, par value, $0.0001 per share (SER)
CUSIP: 81751A108
Q1 2024 13F Holders as of 31 Mar 2024
- Security type / class
- Equity / Common Stock, par value, $0.0001 per share
- Total 13F shares
- 109,919
- Total 13F value
- $1,479,506
- Share change
- +109,917
- SEC-reported price per share
- $13.46
- Number of holders
- 13
- Value change
- +$1,479,479
- Number of buys
- 12
- Shares outstanding
- 14,903,130
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2024
Institutions
13
Top holders
10
SER full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Serina Therapeutics, Inc. SEC filings
Serina Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 81751A108
Recent filing periods:
Ownership snapshot
Top reported holders of SER - Serina Therapeutics, Inc. - Common Stock, par value, $0.0001 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
BROADWOOD CAPITAL INC
Disclosed value leader
BROADWOOD CAPITAL INC
Comparable rows
15/15
Latest evidence
31 Dec 2023
13F
Lead comparable stake: 19%
Showing 1-6 of 15 holder rows.
Quick read
BROADWOOD CAPITAL INC leads the comparable SEC ownership view at 19%.
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 BROADWOOD CAPITAL INC's linked filing trail.
Comparable ownership
Top 5
BROADWOOD CAPITAL INC
19%
VANGUARD GROUP INC
4.4%
Sigma Planning Corp
1.8%
Prescott General Partners LLC
1.1%
BRIDGEWAY CAPITAL MANAGEMENT, LLC
0.9%
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 |
|---|---|---|---|---|---|
| BROADWOOD CAPITAL INC |
13F
Company
|
19%
|
$1,153,905
2,997,156 shares
|
— | 31 Dec 2023 |
| VANGUARD GROUP INC |
13F
Company
|
4.4%
|
$270,176
701,755 shares
|
— | 31 Dec 2023 |
| Sigma Planning Corp |
13F
Company
|
1.8%
|
$110,274
286,425 shares
|
— | 31 Dec 2023 |
| Prescott General Partners LLC |
13F
Company
|
1.1%
|
$71,296
185,185 shares
|
— | 31 Dec 2023 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.9%
|
$55,736
144,770 shares
|
— | 31 Dec 2023 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.87%
|
$54,294
140,994 shares
|
— | 31 Dec 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 Q1 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
13
Shares
109,919
Rows available
13
| 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 Q1 2024 vs Q1 2026 Across Filers
Q1 2026 holders
25
Q1 2024 holders
13
Holder diff
-12
| Investor | Q1 2026 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend