Alphadyne Asset Management LP
Position in BLDR — Builders FirstSource, Inc.
CIK 1535943
NEW YORK, NY
Position in BLDR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$353,936
+$187,872 QoQ
Shares Held
4,299
+166.4% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BLDR Over Time
Shares Held
Position Value (USD)
Derivatives in BLDR
reported options exposure · as of Mar 31, 2026CallValue
$345,786
CallShares
4,200
PutValue
$378,718
PutShares
4,600
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Building Products & Equipment
Industrials · as of Jun 30, 2026Alphadyne Asset Management LP holds $136,542 across 1 Building Products & Equipment name.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TT |
Trane Technologies plc
|
278 | $136,542 |
All Filings in BLDR
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $345,786 | 4,200 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $378,718 | 4,600 | Put | Sole | 2026-05-15 | |
| 2026-03-31 | $353,936 | 4,299 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $166,064 | 1,614 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $2,942,654 | 28,600 | Put | Sole | 2026-02-17 | |
| 2025-12-31 | $3,230,746 | 31,400 | Call | Sole | 2026-02-17 | |
| No filing history on record for this holder in this stock. | ||||||