What does CUSIP 683827208 represent in this 13F holders report?

CUSIP 683827208 is the security identifier for OCC - OPTICAL CABLE CORP - Common Stock, no par value used to aggregate holder disclosures.

How many institutions held OCC - OPTICAL CABLE CORP - Common Stock, no par value in Q1 2021?

18 institutional investors reported OCC - OPTICAL CABLE CORP - Common Stock, no par value for Q1 2021. Use the holders table for investor-level position and value details.

OPTICAL CABLE CORP - Common Stock, no par value (OCC)

CUSIP: 683827208

Q1 2021 13F Holders as of 31 Mar 2021

Security type / class: Equity / Common Stock, no par value
Total 13F shares: 965,968
Total 13F value: $3,480,090
Share change: -16,645
SEC-reported price per share: $3.60
Number of holders: 18
Value change: -$47,256
Number of buys: 4
Number of sells: 4
Shares outstanding: 8,870,152

Security key

683827208

Report period

Q1 2021

Institutions

Top holders

OCC full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2025 OPTICAL CABLE CORP SEC filings OPTICAL CABLE CORP company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 683827208

Newer quarter: Q3 2025

Recent filing periods:

Q3 2026 Q2 2026 Q1 2026 Q4 2025 Q3 2025

Ownership snapshot

Top reported holders of OCC - OPTICAL CABLE CORP - Common Stock, no par value (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

DIMENSIONAL FUND ADVISORS LP

Disclosed value leader

DIMENSIONAL FUND ADVISORS LP

Comparable rows

0/15

Latest evidence

31 Dec 2020

13F Highest disclosed value: $1,150,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

DIMENSIONAL FUND ADVISORS LP has the largest disclosed position value at $1.15M.

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 DIMENSIONAL FUND ADVISORS LP's linked filing trail.

Disclosed position value Top 5

DIMENSIONAL FUND ADVISORS LP $1.15M

VANGUARD GROUP INC $443K

RENAISSANCE TECHNOLOGIES LLC $419K

WILBANKS SMITH & THOMAS ASSET MAN... $332K

RBF Capital, LLC $87K

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
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	— denominator unverified	$1,150,000 429,093 shares	—	31 Dec 2020
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$443,000 165,223 shares	—	31 Dec 2020
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	— denominator unverified	$419,000 156,350 shares	—	31 Dec 2020
WILBANKS SMITH & THOMAS ASSET MANAGEMENT LLC	13F Company 13F	— denominator unverified	$332,000 123,776 shares	—	31 Dec 2020
RBF Capital, LLC	13F Company 13F	— denominator unverified	$87,000 32,495 shares	—	31 Dec 2020
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F Company 13F	— denominator unverified	$54,000 20,100 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

965,968

Rows available

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 Q2 2026 Across Filers

Q2 2026 holders

Q1 2021 holders

Holder diff

-25

Investor	Q2 2026 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q2 2026 value	Q1 2021 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend