Security key
59935P209
MILESTONE SCIENTIFIC INC. - Common Stock, $0.001 par value per share (MLSS)
CUSIP: 59935P209
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 4,115,143
- Total 13F value
- $2,839,177
- Share change
- -150,716
- SEC-reported price per share
- $0.69
- Number of holders
- 32
- Value change
- -$127,613
- Number of buys
- 10
- Number of sells
- 9
- Shares outstanding
- 78,317,344
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2023
Institutions
32
Top holders
10
MLSS full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2025
MILESTONE SCIENTIFIC INC. SEC filings
MILESTONE SCIENTIFIC INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 59935P209
Recent filing periods:
Ownership snapshot
Top reported holders of MLSS - MILESTONE SCIENTIFIC INC. - Common Stock, $0.001 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
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
30 Sep 2023
13F
Lead comparable stake: 2.7%
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 2.7%.
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 VANGUARD GROUP INC's linked filing trail.
Comparable ownership
Top 5
VANGUARD GROUP INC
2.7%
BRIDGEWAY CAPITAL MANAGEMENT, LLC
0.64%
GEODE CAPITAL MANAGEMENT, LLC
0.53%
MILLENNIUM MANAGEMENT LLC
0.26%
Carnegie Investment Counsel
0.17%
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
2.7%
|
$1,972,825
2,144,375 shares
|
— | 30 Sep 2023 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.64%
|
$461,564
501,700 shares
|
— | 30 Sep 2023 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.53%
|
$381,368
414,389 shares
|
— | 30 Sep 2023 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
0.26%
|
$187,219
203,499 shares
|
— | 30 Sep 2023 |
| Carnegie Investment Counsel |
13F
Company
|
0.17%
|
$121,267
131,812 shares
|
— | 30 Sep 2023 |
| Mariner, LLC |
13F
Company
|
0.16%
|
$112,010
121,750 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
32
Shares
4,115,143
Rows available
32
| 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 Q1 2026 Across Filers
Q1 2026 holders
31
Q4 2023 holders
32
Holder diff
1
| Investor | Q1 2026 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q1 2026 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend