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Calamos Advisors LLC

Position in BLD — QXO Insulation, LLC

CIK 1316507 NAPERVILLE, IL

Position in BLD

as of Mar 31, 2026 · filed May 4, 2026
Position Value
$3,015,910
+$895,334 QoQ
Shares Held
8,585
+68.9% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
19 quarters on record
Voting authority Sole 97% Shared 0% None 3%

Common Shares in BLD Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

Calamos Advisors LLC holds $89,565,905 across 8 Engineering & Construction names. BLD ranks #7 (3.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 BLD
QXO Insulation, LLC
This page
8,585 $3,015,910

All Filings in BLD

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19 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $3,015,910 8,585
2025-12-31 $2,120,576 5,083
2025-09-30 $996,693 2,550
2024-09-30 $911,660 2,241
2024-06-30 $479,275 1,244
2024-03-31 $2,245,077 5,094
2023-12-31 $1,549,436 4,140
2023-09-30 $1,045,900 4,157
2023-06-30 $2,868,491 10,783
2022-06-30 $1,113,954 6,664
2022-03-31 $1,310,542 7,225
2021-12-31 $15,969,393 57,879
2021-09-30 $12,074,368 58,954
2021-06-30 $6,147,991 31,085
2021-03-31 $10,097,037 48,212
2020-12-31 $9,095,207 49,409
2020-09-30 $10,868,342 63,673
2020-06-30 $7,416,322 65,187
2020-03-31 $3,902,086 54,468