Optical Cable Corporation (OCC)

Neutral

Institutional ownership roughly stable: +0.39% change quarter-over-quarter.

Data as of Q1 2026

Institutional Ownership

18.47%

QoQ Change

+0.39%

Total Value

$12.7B

Shares Outstanding

8.8M

Crowding AnalysisCrowded

Holders36of 5,944

Avg: 68

Uncrowded80th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.73x

54th percentile

19 buying11 selling

+10

New

-5

Closed

+107K

Net shares

Holding Period Distribution

estimate

Median: 3 QAvg: 3.1 QHolders: 36

Ownership Concentration

Top 5: 59.6%Top 10: 79.3%

GENDELL JEFFREY L25.6%

VANGUARD CAPITAL MANAGEMENT13.0%

DIMENSIONAL FUND ADVISORS10.3%

SEI INVESTMENTS5.6%

RENAISSANCE TECHNOLOGIES5.1%

Others (31)40.4%

Loading crowding analysis...

Conviction-Weighted Ownership

Median weight: 0.00%Avg weight: 0.01%Max: 0.07%High conviction (>1%): 0

GENDELL JEFFREY L

VANGUARD CAPITAL MANAGEMENT

DIMENSIONAL FUND ADVISORS

SEI INVESTMENTS

RENAISSANCE TECHNOLOGIES

Informed Momentum Co

GEODE CAPITAL MANAGEMENT,

TWO SIGMA INVESTMENTS,

JANE STREET GROUP,

BRIDGEWAY CAPITAL MANAGEMENT,

Loading conviction analysis...

Whale Moves Timeline (8 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWVANGUARD CAPITAL MANAGEMENT$2M211K shr

SOLDDIMENSIONAL FUND ADVISORS$831K101K shr

NEWSEI INVESTMENTS$754K91K shr

NEWInformed Momentum Co$619K75K shr

BOUGHTTWO SIGMA INVESTMENTS$171K21K shr

SOLDLegacy Financial Advisors$948K213K shr

BOUGHTGENDELL JEFFREY L$594K134K shr

NEWBRIDGEWAY CAPITAL MANAGEMENT$215K48K shr

NEWJANE STREET GROUP$210K47K shr

BOUGHTVANGUARD GROUP$67K15K shr

Loading whale moves...

Institutional Trends (8 Quarters)

Loading ownership trends...

Institutional Holders

Loading top holders...