Security key
86887Q109
CUSIP: 86887Q109
Security key
86887Q109
Report period
Q2 2024
Institutions
43
Top holders
10
Broader feeds
Ownership snapshot
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.
Quick read
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.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Thomas J. Herzfeld Advisors, Inc. |
13F
Company
|
2.3%
|
$2,446,312
537,651 shares
|
— | 31 Mar 2024 |
| NEEDHAM INVESTMENT MANAGEMENT LLC |
13F
Company
|
1.6%
|
$1,736,226
381,588 shares
|
— | 31 Mar 2024 |
| GABELLI FUNDS LLC |
13F
Company
|
1.3%
|
$1,387,750
305,000 shares
|
— | 31 Mar 2024 |
| MGO ONE SEVEN LLC |
13F
Company
|
1.3%
|
$1,352,237
297,195 shares
|
— | 31 Mar 2024 |
| Deuterium Capital Management, LLC |
13F
Company
|
0.91%
|
$970,060
213,200 shares
|
— | 31 Mar 2024 |
| Bulldog Investors, LLP |
13F
Company
|
0.66%
|
$704,801
154,901 shares
|
— | 31 Mar 2024 |
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
Investor-level positions for this CUSIP, loaded as an interactive table.
| 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.
| Investor | Q1 2024 Shares | Q2 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q2 2024 value | Value change | Value Chg % |
|---|