CASTLEARK MANAGEMENT LLC

Position in VIAV — Viavi Solutions Inc.

CIK 1106832 CHICAGO, IL

Position in VIAV

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$12,599,708

+$6,373,935 QoQ

Shares Held

378,597

+8.4% QoQ

Ownership

0.162%

of shares outstanding

% of Portfolio

0.49%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

2 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Technology · as of Mar 31, 2026

CASTLEARK MANAGEMENT LLC holds $15,314,796 across 3 Communication Equipment names. VIAV ranks #1 (82.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VIAV	Viavi Solutions Inc. This page	378,597	$12,599,708
2	AAOI	Applied Optoelectronics, Inc.	25,700	$2,173,963
3	LITE	Lumentum Holdings Inc.	770	$541,125

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$12,599,708	378,597	+8.4%	Shares	Sole	2026-05-15
2025-12-31	$6,225,773	349,370	—	Shares	Sole	2026-02-13
No filing history on record for this holder in this stock.