OPTICAL CABLE CORP (OCC) Top Institutional Shareholders
OPTICAL CABLE CORP (OCC) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $13.37M in OCC holdings during the latest filing period.
Gendell Jeffrey L is currently the largest disclosed institutional shareholder of OCC tracked by InsiderSet, reporting ownership valued at approximately $3.44M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $9.07M, representing an estimated gain of +163.39% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 80% of the total disclosed OCC value among the investors covered in this analysis. Major shareholders include Gendell Jeffrey L, Vanguard Capital Management Llc, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in OPTICAL CABLE CORP (OCC).
This page ranks the largest institutional OCC shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
38
Total Reported Value
$13.37M
Largest Holder
Gendell Jeffrey L
Largest Position
$3.44M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
42
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Gendell Jeffrey L | 0.05% | 417,440 | $3,443,880 | $9,070,971 | +$5,627,091 | +163.39% | |
| Vanguard Capital Management Llc | 0.00% | 211,487 | $1,744,768 | $4,595,613 | +$2,850,845 | +163.39% | |
| Dimensional Fund Advisors Lp | 0.00% | 168,211 | $1,387,741 | $3,655,225 | +$2,267,484 | +163.39% | |
| Sei Investments Co | 0.00% | 91,364 | $753,753 | $1,985,340 | +$1,231,587 | +163.39% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 83,303 | $687,250 | $1,810,174 | +$1,122,924 | +163.39% |
| Informed Momentum Co Llc | 0.07% | 75,074 | $619,361 | $1,631,358 | +$1,011,997 | +163.39% | |
| Geode Capital Management, Llc | 0.00% | 72,428 | $597,882 | $1,573,860 | +$975,978 | +163.24% | |
| Two Sigma Investments, Lp | 0.00% | 70,669 | $583,019 | $1,535,637 | +$952,618 | +163.39% | |
| Jane Street Group, Llc | 0.00% | 54,780 | $451,935 | $1,190,369 | +$738,434 | +163.39% | |
| Bridgeway Capital Management, Llc | 0.01% | 48,268 | $398,211 | $1,048,864 | +$650,653 | +163.39% | |
| Blackrock, Inc. | 0.00% | 37,348 | $308,121 | $811,572 | +$503,451 | +163.39% | |
| State Street Corp | 0.00% | 36,773 | $303,377 | $799,077 | +$495,700 | +163.39% | |
| Legacy Financial Advisors, Inc. | 0.04% | 33,393 | $275,492 | $725,630 | +$450,138 | +163.39% | |
| Vanguard Fiduciary Trust Co | 0.00% | 32,494 | $268,076 | $706,095 | +$438,019 | +163.39% | |
| Round Rock Advisors Llc | 0.04% | 31,272 | $257,994 | $679,541 | +$421,547 | +163.39% | |
| Ubs Group Ag | 0.00% | 22,448 | $185,196 | $487,795 | +$302,599 | +163.39% | |
| Rbf Capital, Llc | 0.01% | 19,999 | $164,992 | $434,578 | +$269,586 | +163.39% | |
| Morgan Stanley | 0.00% | 18,926 | $156,140 | $411,262 | +$255,122 | +163.39% | |
| Mercer Global Advisors Inc | 0.00% | 18,000 | $148,500 | $391,140 | +$242,640 | +163.39% | |
| Clearstead Advisors, Llc | 0.00% | 17,898 | $147,659 | $388,924 | +$241,265 | +163.39% | |
| Hilltop Holdings Inc. | 0.01% | 14,000 | $115,500 | $304,220 | +$188,720 | +163.39% | |
| Centiva Capital, Lp | 0.01% | 13,034 | $107,531 | $283,229 | +$175,698 | +163.39% | |
| Northern Trust Corp | 0.00% | 12,570 | $103,703 | $273,146 | +$169,443 | +163.39% | |
| Mackenzie Financial Corp | 0.00% | 12,527 | $103,348 | $272,212 | +$168,864 | +163.39% | |
| Vanguard Global Advisers, Llc | 0.00% | 4,167 | $34,378 | $90,549 | +$56,171 | +163.39% | |
| Wells Fargo & Company/Mn | 0.00% | 1,000 | $8,250 | $21,730 | +$13,480 | +163.39% | |
| Geneos Wealth Management Inc. | 0.00% | 828 | $6,831 | $17,992 | +$11,161 | +163.39% | |
| Tower Research Capital Llc (Trc) | 0.00% | 246 | $2,030 | $5,346 | +$3,316 | +163.33% | |
| Royal Bank Of Canada | 0.00% | 254 | $2,000 | $5,519 | +$3,519 | +175.97% | |
| Osaic Holdings, Inc. | 0.00% | 125 | $1,031 | $2,716 | +$1,685 | +163.46% | |
| Sbi Securities Co., Ltd. | 0.00% | 120 | $990 | $2,608 | +$1,618 | +163.39% | |
| National Bank Of Canada | 0.00% | 69 | $565 | $1,499 | +$934 | +165.38% | |
| Gsa Capital Partners Llp | 0.02% | 32,725 | $270 | $711,114 | +$710,844 | +263275.65% | |
| Shikiar Asset Management Inc | 0.07% | 28,150 | $232 | $611,700 | +$611,468 | +263563.58% | |
| Hrt Financial Lp | 0.00% | 17,437 | $143 | $378,906 | +$378,763 | +264869.24% | |
| Virtu Financial Llc | 0.00% | 11,350 | $94 | $246,636 | +$246,542 | +262278.19% | |
| Caitong International Asset Management Co., Ltd | 0.00% | 1 | $8 | $22 | +$14 | +171.63% | |
| Citigroup Inc | 0.00% | 1 | $8 | $22 | +$14 | +171.63% |
Frequently asked questions about OCC
Who owns the most OCC stock?
The largest holders of OCC are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for OPTICAL CABLE CORP (OCC).
Is OCC widely held by superinvestors?
Many widely followed stocks like OCC appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly OCC is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.