MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Position in BLDR — Builders FirstSource, Inc.
CIK 912938
Boston, MA
Position in BLDR
as of Jun 30, 2026
· filed Aug 3, 2026
Position Value
$72,411,778
-$11,450,793 QoQ
Shares Held
809,251
-20.6% QoQ
Ownership
0.752%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#30
of 662 holders
Holding Since
Mar 2021
22 quarters on record
Voting authority
Sole 85%
Shared 15%
None 0%
Common Shares in BLDR Over Time
Shares Held
Position Value (USD)
Position in Building Products & Equipment
Industrials · as of Jun 30, 2026MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $1,302,919,870 across 6 Building Products & Equipment names. BLDR ranks #4 (5.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TT |
Trane Technologies plc
|
1,518,752 | $745,950,228 | |
| 2 | MAS |
Masco Corp /De/
|
4,522,430 | $367,990,124 | |
| 3 | CARR |
CARRIER GLOBAL Corp
|
1,005,951 | $73,786,503 | |
| 4 | BLDR |
Builders FirstSource, Inc.
This page
|
809,251 | $72,411,778 | |
| 5 | NPKI |
NPK International Inc.
|
1,452,984 | $23,116,975 | |
| 6 | WMS |
Advanced Drainage Systems, Inc.
|
125,282 | $19,664,262 |
All Filings in BLDR
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22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $72,411,778 | 809,251 | Shares | Defined | 2026-08-03 | |
| 2026-03-31 | $83,862,571 | 1,018,615 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $105,541,474 | 1,025,770 | Shares | Sole | 2026-01-22 | |
| 2025-09-30 | $133,615,802 | 1,101,986 | Shares | Sole | 2025-10-29 | |
| 2025-06-30 | $181,587,257 | 1,556,151 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $185,094,859 | 1,481,470 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $225,637,155 | 1,578,655 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $282,697,312 | 1,458,255 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $163,373,348 | 1,180,358 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $55,968,144 | 268,368 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $48,923,100 | 293,058 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $37,972,436 | 305,024 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $55,564,024 | 408,559 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $100,888,080 | 1,136,383 | Shares | Sole | 2023-05-10 | |
| 2022-12-31 | $92,237,493 | 1,421,663 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $73,298,069 | 1,244,027 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $61,244,740 | 1,140,498 | Shares | Sole | 2022-08-09 | |
| 2022-03-31 | $228,188,203 | 3,535,609 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $291,575,990 | 3,401,890 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $137,495,996 | 2,657,441 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $115,409,162 | 2,705,325 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $89,134,869 | 1,922,253 | Shares | Sole | 2021-05-13 | |
| No filing history on record for this holder in this stock. | ||||||