Security key
36254L308
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 1,080,160
- Total 13F value
- $38,124,773
- Share change
- +1,004,718
- SEC-reported price per share
- $2.83
- Number of holders
- 16
- Value change
- +$37,905,403
- Number of buys
- 5
- Number of sells
- 6
- Shares outstanding
- 3,148,458
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2024
Institutions
16
Top holders
10
GTBP full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
GT Biopharma, Inc. SEC filings
GT Biopharma, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 36254L308
Recent filing periods:
Ownership snapshot
Top reported holders of GTBP - GT Biopharma, Inc. - Common Stock (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
BANK OF MONTREAL /CAN/
Comparable rows
15/15
Latest evidence
31 Mar 2024
13F
Lead comparable stake: 0.65%
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 0.65%.
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
0.65%
BANK OF MONTREAL /CAN/
0.63%
GEODE CAPITAL MANAGEMENT, LLC
0.36%
BlackRock Finance, Inc.
0.32%
WELLS FARGO & COMPANY/MN
0.32%
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
|
0.65%
|
$90,868
20,512 shares
|
— | 31 Mar 2024 |
| BANK OF MONTREAL /CAN/ |
13F
Company
|
0.63%
|
$102,142
19,872 shares
|
— | 31 Mar 2024 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.36%
|
$49,787
11,184 shares
|
— | 31 Mar 2024 |
| BlackRock Finance, Inc. |
13F
Company
|
0.32%
|
$44,885
10,132 shares
|
— | 31 Mar 2024 |
| WELLS FARGO & COMPANY/MN |
13F
Company
|
0.32%
|
$44,407
10,024 shares
|
— | 31 Mar 2024 |
| Tower Research Capital LLC (TRC) |
13F
Company
|
0.07%
|
$10,193
2,301 shares
|
— | 31 Mar 2024 |
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 Q2 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
16
Shares
1,080,160
Rows available
16
| 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 Q2 2024 vs Q1 2026 Across Filers
Q1 2026 holders
39
Q2 2024 holders
16
Holder diff
-23
| Investor | Q1 2026 Shares | Q2 2024 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend