Security key
500600101
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 16,424,796
- Total 13F value
- $172,175,852
- Share change
- -302,555
- Put/Call ratio
- 30%
- SEC-reported price per share
- $10.49
- Number of holders
- 87
- Value change
- +$5,603,646
- Number of buys
- 56
- Number of sells
- 38
- Shares outstanding
- 182,202,606
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
87
Top holders
10
KOPN full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
KOPIN CORP SEC filings
KOPIN CORP company facts
KOPIN CORP 13D/G history
Broader feeds
Reporting periods
Holder history for CUSIP 500600101
Recent filing periods:
Ownership snapshot
Top reported holders of KOPN - KOPIN CORP - 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
AWM Investment Company, Inc.
Disclosed value leader
AWM Investment Company, Inc.
Comparable rows
0/15
Latest evidence
31 Dec 2020
13F
Highest disclosed value: $13,436,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
AWM Investment Company, Inc. has the largest disclosed position value at $13.44M.
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 AWM Investment Company, Inc.'s linked filing trail.
Disclosed position value
Top 5
AWM Investment Company, Inc.
$13.44M
VANGUARD GROUP INC
$8.6M
BlackRock Finance, Inc.
$3.02M
MILLENNIUM MANAGEMENT LLC
$1.81M
Penbrook Management LLC
$1.46M
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 |
|---|---|---|---|---|---|
| AWM Investment Company, Inc. |
13F
Company
|
—
denominator unverified
|
$13,436,000
5,529,147 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$8,603,000
3,540,433 shares
|
— | 31 Dec 2020 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$3,016,000
1,241,306 shares
|
— | 31 Dec 2020 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$1,806,000
743,125 shares
|
— | 31 Dec 2020 |
| Penbrook Management LLC |
13F
Company
|
—
denominator unverified
|
$1,462,000
601,595 shares
|
— | 31 Dec 2020 |
| ESSEX INVESTMENT MANAGEMENT CO LLC |
13F
Company
|
—
denominator unverified
|
$1,266,000
520,841 shares
|
— | 31 Dec 2020 |
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 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
87
Shares
16,424,796
Rows available
87
| 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 2021 vs Q1 2021 Across Filers
Q1 2021 holders
87
Q1 2021 holders
87
Holder diff
0
| Investor | Q1 2021 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q1 2021 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend