Security key
910571108
- Security type / class
- Equity / COM
- Total 13F shares
- 903,895
- Total 13F value
- $6,035,565
- Share change
- -33,930
- SEC-reported price per share
- $6.70
- Number of holders
- 26
- Value change
- -$221,041
- Number of buys
- 7
- Number of sells
- 7
Report period
Q1 2026
Institutions
26
Top holders
10
UG full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
UNITED GUARDIAN INC SEC filings
UNITED GUARDIAN INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 910571108
Recent filing periods:
Ownership snapshot
Top reported holders of UG - UNITED GUARDIAN INC - COM (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
Kenneth H. Globus
Disclosed value leader
Kenneth H. Globus
Comparable rows
0/15
Latest evidence
21 Jan 2026
3/4/5
13F
Highest disclosed value: $6,354,323
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Kenneth H. Globus has the largest disclosed position value at $6.35M.
0 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 Kenneth H. Globus's linked filing trail.
Disclosed position value
Top 5
Kenneth H. Globus
$6.35M
RENAISSANCE TECHNOLOGIES LLC
$1.15M
GAMCO INVESTORS, INC. ET AL
$1M
VANGUARD GROUP INC
$926.4K
DIMENSIONAL FUND ADVISORS LP
$461.7K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Kenneth H. Globus |
3/4/5
Director
|
—
class O/S missing
|
$6,354,323
1,031,546 shares
|
— | 21 Jan 2026 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
class O/S missing
|
$1,149,733
186,645 shares
|
— | 31 Dec 2025 |
| GAMCO INVESTORS, INC. ET AL |
13F
Company
|
—
class O/S missing
|
$1,001,000
162,500 shares
|
— | 31 Dec 2025 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$926,440
150,396 shares
|
— | 31 Dec 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
—
class O/S missing
|
$461,661
74,945 shares
|
— | 31 Dec 2025 |
| Rodgers Brothers Inc. |
13F
Company
|
—
class O/S missing
|
$454,916
73,850 shares
|
— | 31 Dec 2025 |
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 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
26
Shares
903,895
Rows available
26
| 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 2026 vs Q4 2025 Across Filers
Q4 2025 holders
26
Q1 2026 holders
26
Holder diff
0
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend