Serina Therapeutics
SER • AMEX
Serina Therapeutics is a publicly traded company on AMEX, led by Steven Ledger, with a market cap of $33.3M. As of Q3 2025, 4% of shares are held by 24 institutional investors, with VANGUARD GROUP INC as the largest holder at 1.71%.
Chief Executive OfficerSteven Ledger
Overview
Overview of institutional ownership in SER as of Q3 2025 with a market cap of $56.5M
All Institutions
- Institutions
- 24
- Value Held
- $2.4M
- Shares Held
- 444.0K
- Avg Position
- $99.2K
- Median Position
- $1.0K
Hedge Funds
- Hedge Funds
- 1
- Value Held
- $445.9K
- Shares Held
- 83.2K
- Avg Position
- $445.9K
- Median Position
- $445.9K
Ownership Breakdown
Based on market cap of $56.5M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in SER as of Q3 2025
| Institution | Position Value |
|---|---|
 VANGUARD GROUP INC Institution | $964.9K 0.00% of portfolio |
B BROADWOOD CAPITAL INC Hedge Fund•Multi-Strategy | $445.9K 0.03% of portfolio |
 Warren Averett Asset Management, LLC RIA/Wealth | $361.8K 0.00% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $158.7K 0.00% of portfolio |
 Linscomb & Williams, Inc. RIA/Wealth | $100.8K 0.00% of portfolio |
 HighTower Advisors, LLC RIA/Wealth | $97.6K 0.00% of portfolio |
 NORTHERN TRUST CORP Institution | $77.9K 0.00% of portfolio |
B BlackRock, Inc. Institution | $70.3K 0.00% of portfolio |
 STATE STREET CORP Institution | $68.4K 0.00% of portfolio |
 UBS Group AG Institution | $18.6K 0.00% of portfolio |
Net Capital Flow
Institutional buying and selling activity for SER in Q3 2025
- Traded
- +$247.2K
- Buyers
- 13
- Sellers
- 6
- Total Bought
- +$372.4K
- Total Sold
- −$125.2K
- Avg Position
- $85.0K
Biggest Buyers
| Institution | Net Bought |
|---|---|
VANGUARD GROUP INC Institution | +$157.5K +29.4K shares |
Linscomb & Williams, Inc. RIA/Wealth | +$100.8K +18.8K shares |
STATE STREET CORP Institution | +$68.4K +12.8K shares |
UBS Group AG Institution | +$18.6K +3.5K shares |
 CITIGROUP INC Institution | +$12.5K +2.3K shares |
B BlackRock, Inc. Institution | +$7.2K +1.3K shares |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | +$3.9K +724.0 shares |
HighTower Advisors, LLC RIA/Wealth | +$1.6K +300.0 shares |
 BANK OF AMERICA CORP /DE/ Institution | +$997.5 +186.0 shares |
T Tower Research Capital LLC Institution | +$874.0 +163.0 shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | −$81.5K −13.2K shares |
 TORONTO DOMINION BANK Institution | −$21.9K −3.6K shares |
B BROADWOOD CAPITAL INC Hedge Fund•Multi-Strategy | −$10.8K −2.0K shares |
NORTHERN TRUST CORP Institution | −$10.5K −2.0K shares |
 RAYMOND JAMES FINANCIAL INC RIA/Wealth | −$234.0 −38.0 shares |
 Riggs Asset Managment Co. Inc. RIA/Wealth | −$148.0 −24.0 shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited SER in Q3 2025
- New Positions
- 4
- New Value
- $169.2K
- Exited Positions
- 4
- Exited Value
- $103.8K
New Positions
| Institution | Position Value |
|---|---|
Linscomb & Williams, Inc. RIA/Wealth | $100.8K 18.8K shares |
STATE STREET CORP Institution | $68.4K 12.8K shares |
A Advisory Services Network, LLC RIA/Wealth | $75.0 14.0 shares |
 Rockefeller Capital Management L.P. Long Only Manager | $11.0 2.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $81.5K 13.2K shares |
TORONTO DOMINION BANK Institution | $21.9K 3.6K shares |
RAYMOND JAMES FINANCIAL INC RIA/Wealth | $234.0 38.0 shares |
Riggs Asset Managment Co. Inc. RIA/Wealth | $148.0 24.0 shares |
Options Activity
Institutions with the largest Call and Put options positions in SER as of Q3 2025
- Call Positions
- 0
- Call Value
- -
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
| No call positions found | |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with SER as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
B BROADWOOD CAPITAL INC Hedge Fund•Multi-Strategy | 0.03% $445.9K |
Linscomb & Williams, Inc. RIA/Wealth | 0.00% $100.8K |
Warren Averett Asset Management, LLC RIA/Wealth | 0.00% $361.8K |
 Piscataqua Savings Bank RIA/Wealth | 0.00% $150.0 |
HighTower Advisors, LLC RIA/Wealth | 0.00% $97.6K |
T Tower Research Capital LLC Institution | 0.00% $874.0 |
 Pacifica Partners Inc. RIA/Wealth | 0.00% $41.0 |
VANGUARD GROUP INC Institution | 0.00% $964.9K |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | 0.00% $158.7K |
NORTHERN TRUST CORP Institution | 0.00% $77.9K |
Hedge Fund Spotlight
Discover hedge funds investing in SER
B
BROADWOOD CAPITAL INC
Hedge Fund • Multi-Strategy
Portfolio ManagerNeal Clifton Bradsher
- Portfolio Value
- $1.7B
- Positions
- 7
- Last Reported
- Q3 2025
Sector Allocation
Position in Serina Therapeutics
- Market Value
- $445.9K
- Shares Held
- 83.2K
- Portfolio Weight
- 0.03%
- Owned Since
- 2024-Q1
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Beverages - Non-Alcoholic Consumer Defensive | $555.3M | 33.59% | |
Aerospace & Defense Industrials | $497.7M | 30.10% | |
Medical - Instruments & Supplies Healthcare | $363.3M | 21.97% |
