Security key
910571108
- Security type / class
- Equity / COM
- Total 13F shares
- 1,071,648
- Total 13F value
- $10,090,860
- Share change
- -31,958
- SEC-reported price per share
- $9.40
- Number of holders
- 28
- Value change
- -$324,814
- Number of buys
- 7
- Number of sells
- 13
Report period
Q1 2023
Institutions
28
Top holders
10
UG full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2023
Previous quarter: Q4 2022
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
RENAISSANCE TECHNOLOGIES LLC
Disclosed value leader
RENAISSANCE TECHNOLOGIES LLC
Comparable rows
0/15
Latest evidence
31 Dec 2022
13F
Highest disclosed value: $1,980,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
RENAISSANCE TECHNOLOGIES LLC has the largest disclosed position value at $1.98M.
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 RENAISSANCE TECHNOLOGIES LLC's linked filing trail.
Disclosed position value
Top 5
RENAISSANCE TECHNOLOGIES LLC
$1.98M
GAMCO INVESTORS, INC. ET AL
$1.54M
VANGUARD GROUP INC
$1.37M
DIMENSIONAL FUND ADVISORS LP
$1.12M
Rodgers Brothers Inc.
$964.1K
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 |
|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
class O/S missing
|
$1,980,000
189,663 shares
|
— | 31 Dec 2022 |
| GAMCO INVESTORS, INC. ET AL |
13F
Company
|
—
class O/S missing
|
$1,539,900
147,500 shares
|
— | 31 Dec 2022 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$1,368,643
131,096 shares
|
— | 31 Dec 2022 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
—
class O/S missing
|
$1,116,000
107,300 shares
|
— | 31 Dec 2022 |
| Rodgers Brothers Inc. |
13F
Company
|
—
class O/S missing
|
$964,134
92,350 shares
|
— | 31 Dec 2022 |
| Teton Advisors, Inc. |
13F
Company
|
—
class O/S missing
|
$726,739
69,611 shares
|
— | 31 Dec 2022 |
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 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
28
Shares
1,071,648
Rows available
28
| 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 2023 vs Q4 2022 Across Filers
Q4 2022 holders
32
Q1 2023 holders
28
Holder diff
-4
| Investor | Q4 2022 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q4 2022 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend