Security key
74345W108
- Security type / class
- Equity / COM
- Total 13F shares
- 1,646,966
- Total 13F value
- $8,560,000
- Share change
- +42,373
- Put/Call ratio
- 256%
- SEC-reported price per share
- $5.20
- Number of holders
- 21
- Value change
- +$118,580
- Number of buys
- 12
- Number of sells
- 11
Open additional details 1 more signal available
Report period
Q3 2021
Institutions
21
Top holders
10
PRPH full security history
Ownership snapshot
Full 13F holder table
ProPhase Labs, Inc. SEC filings
ProPhase Labs, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of PRPH - ProPhase Labs, 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
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
0/15
Latest evidence
30 Jun 2021
13F
Highest disclosed value: $2,891,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC has the largest disclosed position value at $2.89M.
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 VANGUARD GROUP INC's linked filing trail.
Disclosed position value
Top 5
VANGUARD GROUP INC
$2.89M
RENAISSANCE TECHNOLOGIES LLC
$1.78M
PERRITT CAPITAL MANAGEMENT INC
$1.1M
Kamunting Street Capital Manageme...
$764K
GEODE CAPITAL MANAGEMENT, LLC
$636K
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$2,891,000
466,338 shares
|
— | 30 Jun 2021 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
class O/S missing
|
$1,781,000
287,320 shares
|
— | 30 Jun 2021 |
| PERRITT CAPITAL MANAGEMENT INC |
13F
Company
|
—
class O/S missing
|
$1,103,000
177,900 shares
|
— | 30 Jun 2021 |
| Kamunting Street Capital Management, L.P. |
13F
Company
|
—
class O/S missing
|
$764,000
123,193 shares
|
— | 30 Jun 2021 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$636,000
102,705 shares
|
— | 30 Jun 2021 |
| Bank of New York Mellon Corp |
13F
Company
|
—
class O/S missing
|
$564,000
91,089 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
21
Shares
1,646,966
Rows available
21
| 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
23
Q3 2021 holders
21
Holder diff
-2
| Investor | Q2 2021 Shares | Q3 2021 Shares | Share Diff | Share Chg % | Q2 2021 value | Q3 2021 value | Value change | Value Chg % |
|---|