Round Rock Advisors’s Optical Cable Corp OCC Stock Holding History

Round Rock Advisors’s Portfolio OCC Stock Details OCC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$258K	Hold	31,272	–	–	0.04%	277
2025 Q4	$139K	Buy	+31,272	New	+$243K	0.02%	323

Other funds holding OCC

GJL

Gendell Jeffrey L $7.34B AUM 183.72% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

SEI Investments Oaks, Pennsylvania $108B AUM 26.14% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

EAM Investors Solana Beach, California $866M AUM 377.14% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

BCM

Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return

Round Rock Advisors's OCC Position: Q1 2026 in Review

Round Rock Advisors held its Optical Cable Corp (OCC) position steady in Q1 2026 at 31,272 shares worth $258K. The position accounts for 0.04% of the portfolio, ranked #277.

Round Rock Advisors first reported a position in OCC in Q4 2025 and has held it in 2 quarters since. 38 funds tracked by Wall St. Rank hold OCC as of Q1 2026.

Round Rock Advisors held 31,272 shares of Optical Cable Corp worth $258K as of Q1 2026.
Round Rock Advisors left its Optical Cable Corp share count unchanged in Q1 2026.
Optical Cable Corp made up 0.04% of Round Rock Advisors's portfolio in Q1 2026, its #277 holding.
Round Rock Advisors first reported a position in Optical Cable Corp in Q4 2025 and has held it in 2 quarters since.
38 funds tracked by Wall St. Rank held Optical Cable Corp as of Q1 2026.

Based on Round Rock Advisors's 13F filing for Q1 2026, filed 15 May 2026.