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Equibles

Calamos Advisors LLC

Position in STX — Seagate Technology Holdings plc

CIK 1316507 NAPERVILLE, IL
Back to STX Full portfolio

Position in STX

as of Jun 30, 2026 · filed Jul 31, 2026
Position Value
$26,487,320
+$17,393,396 QoQ
Shares Held
27,448
+18.2% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.15%
of 13F equity value
Holder Rank
#318
of 1,945 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 98% Shared 0% None 2%

Common Shares in STX Over Time

Shares Held

Position Value (USD)

Position in Computer Hardware

Technology · as of Jun 30, 2026

Calamos Advisors LLC holds $195,931,218 across 9 Computer Hardware names. STX ranks #4 (13.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 SNDK
Sandisk Corp
 34,206 $77,775,208
2 ANET
Arista Networks, Inc.
 307,502 $52,238,439
3 WDC
Western Digital Corp
 47,719 $30,479,079
4 STX
Seagate Technology Holdings plc
This page 		27,448 $26,487,320
5 HPQ
Hp Inc
 238,068 $5,223,211
6 SMCI
Super Micro Computer, Inc.
 74,740 $2,192,124
7 P
Everpure, Inc.
 9,569 $753,941
8 OSS
One Stop Systems, Inc.
 31,973 $581,268

All Filings in STX

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $26,487,320 27,448
2026-03-31 $9,093,924 23,213