Optical Cable Corporation (OCC) Ownership
OCC ownership summary
as of October 18, 2026- Institutions
- 24.4% of shares outstanding
- Insiders
- 40.50% of shares outstanding
- Shares outstanding
- 8.8M
- Float
- 5.9M shares available to trade
- Short interest
- 8.48% 582K shares short
- Days to cover
- 2.25 short interest down 13.4% vs prior month
- Institutions 24.38%
- Insiders 40.50%
- Other investors 35.12%
OCC top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Gendell Jeffrey L | 4.43% | 392K | $5.1M | −25,844 (−6.2%) | June 30, 2026 |
| 2 | Jane Street Group LLC | 3.30% | 292K | $3.8M | +237,080 (+432.8%) | June 30, 2026 |
| 3 | Vanguard Capital Management, LLC | 2.94% | 260K | $3.4M | +48,815 (+23.1%) | June 30, 2026 |
| 4 | Dimensional Fund Advisors, Inc. | 1.64% | 145K | $1.9M | −23,202 (−13.8%) | June 30, 2026 |
| 5 | BlackRock Inc | 1.51% | 133K | $1.7M | +96,040 (+257.1%) | June 30, 2026 |
| 6 | HRT FINANCIAL LLC | 1.22% | 108K | $1.4M | +90,483 (+518.9%) | June 30, 2026 |
| 7 | Two Sigma Investments LLC | 1.11% | 98K | $1.3M | +27,780 (+39.3%) | June 30, 2026 |
| 8 | Bridgeway Capital Management, LLC | 0.98% | 87K | $1.1M | +38,690 (+80.2%) | June 30, 2026 |
| 9 | Renaissance Technologies Corp | 0.81% | 72K | $928,268 | −11,400 (−13.7%) | June 30, 2026 |
| 10 | Geode Capital Management, LLC | 0.79% | 70K | $906,953 | −2,176 (−3.0%) | June 30, 2026 |
| 11 | The Informed Momentum Company (formerly EAM Investors) | 0.72% | 63K | $819,578 | −11,590 (−15.4%) | June 30, 2026 |
| 12 | Round Rock Advisors, LLC | 0.67% | 59K | $760,877 | +27,665 (+88.5%) | June 30, 2026 |
| 13 | SEI Investments Co | 0.43% | 38K | $485,506 | −53,757 (−58.8%) | June 30, 2026 |
| 14 | State Street Corp | 0.41% | 37K | $472,157 | −200 (−0.5%) | June 30, 2026 |
| 15 | Vanguard Fiduciary Trust Co | 0.40% | 36K | $461,365 | +3,243 (+10.0%) | June 30, 2026 |
| 16 | GSA Capital Partners LLP | 0.35% | 31K | $400,752 | −1,683 (−5.1%) | June 30, 2026 |
| 17 | Cetera Investment Advisers | 0.32% | 28K | $366,760 | +28,409 (0.0%) | June 30, 2026 |
| 18 | Morgan Stanley - Brokerage Accounts | 0.26% | 23K | $292,605 | +3,739 (+19.8%) | June 30, 2026 |
| 19 | Mangrove Partners | 0.23% | 20K | $260,317 | +20,164 (0.0%) | June 30, 2026 |
| 20 | Brendel Financial Advisors LLC | 0.21% | 18K | $235,052 | +18,207 (0.0%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 12 holders added 640K shares and 8 cut 130K.
OCC top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 2.07% | 183K | $2.4M | — | August 31, 2026 |
| 2 | Bridgeway Ultra-Small Company | 0.84% | 74K | $959,962 | +38,690 (+108.5%) | June 30, 2026 |
| 3 | DFA US Small Cap I | 0.48% | 42K | $543,201 | — | August 31, 2026 |
| 4 | Fidelity Extended Market Index | 0.34% | 30K | $388,126 | +1,041 (+3.6%) | August 31, 2026 |
| 5 | DFA US Micro Cap I | 0.32% | 28K | $361,054 | — | August 31, 2026 |
| 6 | Dimensional US Small Cap ETF | 0.26% | 23K | $295,019 | — | September 30, 2026 |
| 7 | iShares Micro-Cap ETF | 0.19% | 17K | $220,503 | −118 (−0.7%) | September 30, 2026 |
| 8 | EA Bridgeway Ultra-Small Company Mkt ETF | 0.14% | 12K | $160,471 | — | September 30, 2026 |
| 9 | Fidelity Total Market Index | 0.13% | 12K | $149,098 | — | August 31, 2026 |
| 10 | Fidelity Series Total Market Index | 0.10% | 9,172 | $118,411 | — | August 31, 2026 |
| 11 | Invesco NASDAQ Future Gen 200 ETF | 0.10% | 8,939 | $115,402 | — | September 30, 2026 |
| 12 | Mandarine Global Microcap G EUR | 0.10% | 8,500 | $109,735 | +8,500 (0.0%) | June 30, 2026 |
| 13 | Fidelity Nasdaq Composite Index | 0.06% | 4,906 | $63,336 | — | August 31, 2026 |
| 14 | DFA US Core Equity 2 I | 0.05% | 4,427 | $57,153 | — | August 31, 2026 |
| 15 | DFA US Core Equity 1 I | 0.04% | 3,696 | $47,715 | — | August 31, 2026 |
| 16 | DFA US Vector Equity Class F | 0.04% | 3,400 | $43,894 | — | July 31, 2026 |
| 17 | Vanguard MStar Inst Ttl StkMktIdxInstlPl | 0.04% | 3,274 | $42,267 | — | August 31, 2026 |
| 18 | Dimensional US Equity Market ETF | 0.04% | 3,184 | $41,105 | — | September 30, 2026 |
| 19 | Vanguard Balanced Index Inv | 0.04% | 3,130 | $40,408 | — | August 31, 2026 |
| 20 | DFA US Social Core Equity 2 Portfolio | 0.03% | 2,889 | $37,297 | — | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
OCC insider transactions
latest 19| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2019-11-20 | Lidgren Lars | Buy | $0.57 | 500,000 | $285,000 |
| 2018-10-15 | Randall H Frazier | Sell | $5.30 | 4,534 | $24,030 |
| 2018-10-02 | Neil D Wilkin Jr | Sell | $5.25 | 80,000 | $420,000 |
| 2018-06-19 | Neil D Wilkin Jr | Sell | $3.50 | 10,000 | $35,000 |
| 2018-06-15 | Neil D Wilkin Jr | Sell | $3.40 | 3,000 | $10,200 |
| 2017-10-24 | John B Williamson III | Buy | $2.50 | 4,000 | $10,000 |
| 2017-10-09 | Neil D Wilkin Jr | Buy | $2.20 | 5,630 | $12,386 |
| 2017-04-06 | John B Williamson III | Buy | $2.69 | 3,125 | $8,406 |
| 2016-10-27 | Neil D Wilkin Jr | Buy | $3.09 | 899 | $2,778 |
| 2016-10-21 | Neil D Wilkin Jr | Buy | $3.09 | 6,200 | $19,158 |
| 2016-10-18 | Neil D Wilkin Jr | Buy | $3.22 | 2,400 | $7,728 |
| 2016-10-13 | Neil D Wilkin Jr | Buy | $2.61 | 1,766 | $4,609 |
| 2016-10-10 | Neil D Wilkin Jr | Buy | $2.60 | 900 | $2,340 |
| 2016-10-05 | Neil D Wilkin Jr | Buy | $2.59 | 1,600 | $4,144 |
| 2016-09-30 | Neil D Wilkin Jr | Buy | $2.56 | 2,200 | $5,632 |
| 2016-09-27 | Neil D Wilkin Jr | Buy | $2.63 | 1,000 | $2,630 |
| 2016-04-05 | John A Nygren Jr | Buy | $2.50 | 10,688 | $26,720 |
| 2016-04-01 | John A Nygren Jr | Buy | $2.40 | 200 | $480 |
| 2016-03-16 | Neil D Wilkin Jr | Buy | $2.23 | 510 | $1,137 |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
OCC shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns OCC
Institutional investors own 24.4% of Optical Cable's shares and insiders 40.50%. The largest holder is Gendell Jeffrey L with 4.43% of the shares (392K), as of June 30, 2026. Among the top 20 institutions, 12 added shares and 8 reduced their stake in the latest filings. Short interest is 8.48% of the float, or 2.25 days of average trading volume. The share count rose 41.3% since 2014.
Related: OCC key metrics. See the OCC stock overview for the latest quote and news.
OCC ownership FAQ
Who owns the most Optical Cable stock?
The largest shareholders of Optical Cable are Gendell Jeffrey L (4.43%), Jane Street Group LLC (3.30%), Vanguard Capital Management, LLC (2.94%), Dimensional Fund Advisors, Inc. (1.64%), BlackRock Inc (1.51%).
What percentage of Optical Cable is owned by institutions?
Institutions hold 24.4% of Optical Cable's shares outstanding; insiders hold 40.50%.
Which funds own Optical Cable?
The largest fund holders of Optical Cable are Vanguard MStar Total Stk Mkt Idx Invest (2.07%), Bridgeway Ultra-Small Company (0.84%), DFA US Small Cap I (0.48%), Fidelity Extended Market Index (0.34%), DFA US Micro Cap I (0.32%).
What is Optical Cable's short interest?
582K shares of Optical Cable were sold short, 8.48% of the float; at the average daily volume it would take 2.25 days to cover.
Are insiders buying or selling Optical Cable?
Of the latest 19 reported insider transactions in Optical Cable (since March 16, 2016), 15 were purchases and 4 were sales.
How many shares of Optical Cable are outstanding?
Optical Cable has 8.8M shares outstanding, of which 5.9M are in the public float.