Security key
74365N103
- Security type / class
- Equity / COM
- Total 13F shares
- 967,676
- Total 13F value
- $1,809,000
- Share change
- +730,895
- SEC-reported price per share
- $1.87
- Number of holders
- 13
- Value change
- +$1,345,785
- Number of buys
- 10
- Number of sells
- 2
Report period
Q3 2021
Institutions
13
Top holders
10
PTIX full security history
Ownership snapshot
Full 13F holder table
Protagenic Therapeutics, Inc.\new SEC filings
Protagenic Therapeutics, Inc.\new company facts
Broader feeds
Ownership snapshot
Top reported holders of PTIX - PROTAGENIC THERAPEUTICS 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
STATE STREET CORP
Disclosed value leader
STATE STREET CORP
Comparable rows
0/8
Latest evidence
30 Jun 2021
13F
Highest disclosed value: $285,000
8 rows are not safely comparable across share classes.
Showing 1-6 of 8 holder rows.
Quick read
STATE STREET CORP has the largest disclosed position value at $285K.
0 of 8 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 STATE STREET CORP's linked filing trail.
Disclosed position value
Top 5
STATE STREET CORP
$285K
Warberg Asset Management LLC
$260K
GEODE CAPITAL MANAGEMENT, LLC
$170K
NORTHERN TRUST CORP
$65K
VANGUARD GROUP INC
$60K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 8 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$285,000
98,800 shares
|
— | 30 Jun 2021 |
| Warberg Asset Management LLC |
13F
Company
|
—
denominator unverified
|
$260,000
365,790 shares
|
— | 30 Jun 2021 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$170,000
59,083 shares
|
— | 30 Jun 2021 |
| NORTHERN TRUST CORP |
13F
Company
|
—
denominator unverified
|
$65,000
22,485 shares
|
— | 30 Jun 2021 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$60,000
20,783 shares
|
— | 30 Jun 2021 |
| Squarepoint Ops LLC |
13F
Company
|
—
denominator unverified
|
$57,000
19,718 shares
|
— | 30 Jun 2021 |
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 Q3 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
13
Shares
967,676
Rows available
13
| 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 Q3 2021 vs Q2 2021 Across Filers
Q2 2021 holders
7
Q3 2021 holders
13
Holder diff
6
| Investor | Q2 2021 Shares | Q3 2021 Shares | Share Diff | Share Chg % | Q2 2021 value | Q3 2021 value | Value change | Value Chg % |
|---|