BLDRBuilders FirstSource, Inc.
Industrials · Building Products & EquipmentNYSEStockMkt cap $6.7B
Disclosed trades
38
0 in 30d · 4 in 90d
Politicians
3
Last trade Sep 25, 2026
Buys
23
$184K at range midpoints
Sells
15
$112K at range midpoints
Closing price · 365 days
Nov 6, 2025 – Nov 5, 2026
Monthly buys vs sells · 24 months
Counts of disclosed transactions
- Buys
- Sells (incl. partial)
Politicians who traded it
3 hold it now Estimated
| Politician | Seat | Trades | Buys | Sells | Bought (mid) | Sold (mid) | Last trade | Est. position Estimated |
|---|---|---|---|---|---|---|---|---|
| DRo Khanna | House · CA-17 | 29 | 18 | 11 | $144K | $80K | Sep 25, 2026 | $32.4K |
| DSusie Lee | House · NV-03 | 7 | 4 | 3 | $32K | $24K | Nov 30, 2022 | $33.8K |
| DKathy E. Manning | House · NC-06 | 2 | 1 | 1 | $8K | $8K | Aug 3, 2022 | $332 |
Recent trades
| Politician | Ticker | Asset | Type | Owner | Amount | vs S&P Estimated | Traded | Filed | Source |
|---|---|---|---|---|---|---|---|---|---|
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE INC, CMN | Sell | Spouse | $1,001 - $15,000 | -28.0% | Sep 25, 2026 | Oct 7, 202612d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE INC CMN | Buy | Dependent | $1,001 - $15,000 | +28.0% | Sep 11, 2026 | Oct 7, 202626d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE INC.CMN | Sell | Spouse | $1,001 - $15,000 | -28.0% | Sep 4, 2026 | Oct 7, 202633d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE INC.CMN | Sell | Dependent | $1,001 - $15,000 | -4.4% | Aug 10, 2026 | Sep 4, 202625d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE INC CMN | Buy | Dependent | $1,001 - $15,000 | -7.1% | Jul 7, 2026 | Aug 7, 202631d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Sell | Dependent | $1,001 - $15,000 | +18.0% | Jun 2, 2026 | Jul 6, 202634d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Sell | Spouse | $1,001 - $15,000 | +15.0% | May 27, 2026 | Jun 9, 202613d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -15.0% | May 1, 2026 | Jun 9, 202639d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -11.7% | Apr 24, 2026 | May 11, 202617d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE INC CMN | SellReview | Unknown | — | +28.2% | Mar 30, 2026 | Apr 7, 20268d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC.CMN | Buy | Dependent | $1,001 - $15,000 | -39.1% | Feb 24, 2026 | Mar 9, 202613d | FilingOCR |
| DRo Khanna | BLDR | BUILDERSFIRSTSOURCE,INC.CMN | Sell | Dependent | $1,001 - $15,000 | +53.5% | Jan 22, 2026 | Feb 6, 202615d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC, CMN | Sell | Dependent | $1,001 - $15,000 | +53.5% | Jan 22, 2026 | Feb 6, 202615d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -47.1% | Dec 30, 2025 | Jan 6, 20267d | FilingOCR |
| DRo Khanna | BLDR | BUILDERSFIRSTSOURCE,INC.CMN | Buy | Dependent | $1,001 - $15,000 | -47.1% | Dec 30, 2025 | Jan 6, 20267d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC, CMN | Sell | Spouse | $1,001 - $15,000 | +65.7% | May 28, 2025 | Jun 10, 202513d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Sell | Dependent | $1,001 - $15,000 | +65.7% | May 19, 2025 | Jun 10, 202522d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -70.2% | Apr 23, 2025 | May 12, 202519d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC, CMN | Sell | Spouse | $1,001 - $15,000 | +79.2% | Feb 19, 2025 | Mar 6, 202515d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -78.7% | Dec 16, 2024 | Jan 8, 202523d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -78.7% | Dec 5, 2024 | Jan 8, 202534d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | BuyReview | Unknown | $1,001 - $15,000 | -96.8% | Aug 7, 2024 | Sep 6, 202430d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC, CMN | Buy | Spouse | $1,001 - $15,000 | -96.8% | Aug 5, 2024 | Sep 6, 202432d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC, CMN | Buy | Dependent | $1,001 - $15,000 | -96.8% | Aug 5, 2024 | Sep 6, 202432d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC, CMN | Buy | Spouse | $1,001 - $15,000 | -96.8% | Aug 2, 2024 | Sep 6, 202435d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -96.8% | Aug 2, 2024 | Sep 6, 202435d | FilingOCR |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -98.5% | Jul 19, 2024 | Aug 7, 202419d | FilingOCR |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Sell | Joint | $1,001 - $15,000 | +90.7% | Nov 30, 2022 | Dec 29, 202229d | Filing |
| DRo Khanna | BLDR | BUILDERS FIRSTSOURCE, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -80.8% | Nov 2, 2022 | Dec 6, 202234d | FilingOCR |
| DKathy E. Manning | BLDR | Builders FirstSource, Inc. (BLDR) | Sell | Joint | $1,001 - $15,000 | +67.1% | Aug 3, 2022 | Sep 14, 202242d | Filing |
| DKathy E. Manning | BLDR | Builders FirstSource, Inc. (BLDR) | Buy | Joint | $1,001 - $15,000 | -78.7% | Jul 20, 2022 | Aug 10, 202221d | Filing |
| DRo Khanna | BLDR | BuilDerS FirStsource, Inc. cmn | Buy | Dependent | $1,001 - $15,000 | -79.2% | May 10, 2022 | Jun 10, 202231d | FilingOCR |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Partial | Joint | $1,001 - $15,000 | +42.1% | Aug 17, 2021 | Sep 10, 202124d | Filing |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Buy | Joint | $1,001 - $15,000 | -18.6% | May 14, 2021 | Jun 14, 202131d | Filing |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Buy | Joint | $1,001 - $15,000 | -47.0% | Feb 9, 2021 | Mar 11, 202130d | Filing |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Partial | Joint | $1,001 - $15,000 | +12.5% | Oct 22, 2020 | Dec 8, 202047d | Filing |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Buy | Joint | $1,001 - $15,000 | +98.2% | Jun 5, 2020 | Jul 10, 202035d | Filing |
| DSusie Lee | BLDR | Builders FirstSource, Inc. (BLDR) | Buy | Joint | $1,001 - $15,000 | +98.2% | Jun 3, 2020 | Jul 10, 202037d | Filing |
Insider activity Filed
Insiders
28
Retail-Lumber & Other Building Materials Dealers
Open-market buys · 90d
0
$0 bought
Open-market sells · 90d
0
$0 sold
Net · 90d
$0
$4M net over 12 months · last Oct 18, 2026
| Date | Insider | Kind | Security | Shares | Price | Value | Post-holdings | D/I | 10b5-1 | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 18, 2026filed Oct 20, 2026 | Michael HillerCOO-Designate | Award | Common Stock, par value $0.01 per share | 12,808 | $0.00 | $0 | 64,950 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Craig Arthur Steinke | Award | Common Stock, par value $0.01 per share | 564 | $0.00 | $0 | 102,626 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | James Oleary | Award | Common Stock, par value $0.01 per share | 564 | $0.00 | $0 | 91,795 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Dirkson R Charles | Award | Common Stock, par value $0.01 per share | 470 | $0.00 | $0 | 14,766 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Maria Renz | Award | Common Stock, par value $0.01 per share | 489 | $0.00 | $0 | 6,870 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Paul S Levy | Award | Common Stock, par value $0.01 per share | 1,204 | $0.00 | $0 | 1,732,002 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | William B Hayes | Award | Common Stock, par value $0.01 per share | 583 | $0.00 | $0 | 20,221 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Cleveland A Christophe | Award | Common Stock, par value $0.01 per share | 564 | $0.00 | $0 | 38,762 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Cory Jacobs Boydston | Award | Common Stock, par value $0.01 per share | 470 | $0.00 | $0 | 27,191 | D | — | 4 |
| Jul 18, 2026filed Jul 21, 2026 | Matthew Coley O'BrienChief Human Resources Officer | Award | Common Stock, par value $0.01 per share | 7,406 | $0.00 | $0 | 7,406 | D | — | 4 |
Shares, prices and post-transaction holdings are exactly as reported on SEC Form 4. Net figures count open-market buys minus open-market sales only (awards, exercises, withholding and gifts are excluded).
Unusual activity Estimated
- 45Hindsight movePublic Oct 19, 2026 · traded Sep 4, 2026
BLDR fell 20% in the 30 trading days after Rep. Ro Khanna's spouse's sale (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE INC.CMN
- Tx type
- sell
- Traded
- Sep 4, 2026
- Filed
- Oct 7, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 33
- Owner type
- spouse
- Is whale
- No
- Entry date
- Sep 4, 2026
- Entry close
- 65.79
- Exit date
- Oct 19, 2026
- Exit close
- 52.95
- Forward return
- -19.5%
- Sign adjusted return
- +19.5%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Oct 19, 2026
- Method version
- 2026-11-03
- 40Hindsight movePublic Sep 22, 2026 · traded Aug 10, 2026
BLDR fell 15% in the 30 trading days after Rep. Ro Khanna's dependent child's sale (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE INC.CMN
- Tx type
- sell
- Traded
- Aug 10, 2026
- Filed
- Sep 4, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 25
- Owner type
- dependent
- Is whale
- No
- Entry date
- Aug 10, 2026
- Entry close
- 71.98
- Exit date
- Sep 22, 2026
- Exit close
- 60.87
- Forward return
- -15.4%
- Sign adjusted return
- +15.4%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Sep 22, 2026
- Method version
- 2026-11-03
- 51Hindsight movePublic Mar 6, 2026 · traded Jan 22, 2026
BLDR fell 26% in the 30 trading days after Rep. Ro Khanna's dependent child's sale (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERSFIRSTSOURCE,INC.CMN
- Tx type
- sell
- Traded
- Jan 22, 2026
- Filed
- Feb 6, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 15
- Owner type
- dependent
- Is whale
- No
- Entry date
- Jan 22, 2026
- Entry close
- 125.25
- Exit date
- Mar 6, 2026
- Exit close
- 93.12
- Forward return
- -25.7%
- Sign adjusted return
- +25.7%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Mar 6, 2026
- Method version
- 2026-11-03
- 51Hindsight movePublic Mar 6, 2026 · traded Jan 22, 2026
BLDR fell 26% in the 30 trading days after Rep. Ro Khanna's dependent child's sale (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE, INC, CMN
- Tx type
- sell
- Traded
- Jan 22, 2026
- Filed
- Feb 6, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 15
- Owner type
- dependent
- Is whale
- No
- Entry date
- Jan 22, 2026
- Entry close
- 125.25
- Exit date
- Mar 6, 2026
- Exit close
- 93.12
- Forward return
- -25.7%
- Sign adjusted return
- +25.7%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Mar 6, 2026
- Method version
- 2026-11-03
- 42Hindsight movePublic Feb 12, 2026 · traded Dec 30, 2025
BLDR rose 17% in the 30 trading days after Rep. Ro Khanna's spouse's buy (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE, INC. CMN
- Tx type
- buy
- Traded
- Dec 30, 2025
- Filed
- Jan 6, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 7
- Owner type
- spouse
- Is whale
- No
- Entry date
- Dec 30, 2025
- Entry close
- 103.19
- Exit date
- Feb 12, 2026
- Exit close
- 120.57
- Forward return
- +16.8%
- Sign adjusted return
- +16.8%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Feb 12, 2026
- Method version
- 2026-11-03
- 42Hindsight movePublic Feb 12, 2026 · traded Dec 30, 2025
BLDR rose 17% in the 30 trading days after Rep. Ro Khanna's dependent child's buy (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERSFIRSTSOURCE,INC.CMN
- Tx type
- buy
- Traded
- Dec 30, 2025
- Filed
- Jan 6, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 7
- Owner type
- dependent
- Is whale
- No
- Entry date
- Dec 30, 2025
- Entry close
- 103.19
- Exit date
- Feb 12, 2026
- Exit close
- 120.57
- Forward return
- +16.8%
- Sign adjusted return
- +16.8%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Feb 12, 2026
- Method version
- 2026-11-03
- 65Insider overlapPublic Jun 12, 2025 · traded May 28, 2025
Rep. Ro Khanna's spouse sold BLDR 13 days before its President bought $225K
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE, INC, CMN
- Tx type
- sell
- Traded
- May 28, 2025
- Filed
- Jun 10, 2025
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 13
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"todd-vance","name":"Todd Vance","title":"President - East Division","short_title":"President"},"company":"Builders FirstSource, Inc.","ticker":"BLDR","tx_kind":"open_market_buy","tx_date":"2025-06-10","shares":1948,"price":115.5,"value":224994,"is_10b5_1":false,"filing_date":"2025-06-12"}
- Days between
- -13
- Opposite side
- Yes
- Public from
- Jun 12, 2025
- Method version
- 2026-11-03
- 65Insider overlapPublic Jun 12, 2025 · traded May 19, 2025
Rep. Ro Khanna's dependent child sold BLDR 22 days before its President bought $225K
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE, INC. CMN
- Tx type
- sell
- Traded
- May 19, 2025
- Filed
- Jun 10, 2025
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 22
- Owner type
- dependent
- Is whale
- No
- Insider trade
- {"insider":{"slug":"todd-vance","name":"Todd Vance","title":"President - East Division","short_title":"President"},"company":"Builders FirstSource, Inc.","ticker":"BLDR","tx_kind":"open_market_buy","tx_date":"2025-06-10","shares":1948,"price":115.5,"value":224994,"is_10b5_1":false,"filing_date":"2025-06-12"}
- Days between
- -22
- Opposite side
- Yes
- Public from
- Jun 12, 2025
- Method version
- 2026-11-03
- 50Exec buyPublic Jun 12, 2025 · traded Jun 10, 2025
BLDR President Todd Vance bought $225K on the open market
Details
- Insider
- Todd Vance
- Company
- Builders FirstSource, Inc.
- Ticker
- BLDR
- Tx kind
- open_market_buy
- Traded
- Jun 10, 2025
- Shares
- 1,948
- Price
- $116
- Value
- $225K
- Is 10b5 1
- No
- Filed
- Jun 12, 2025
- Public from
- Jun 12, 2025
- Method version
- 2026-11-03
- 57Hindsight movePublic Sep 19, 2024 · traded Aug 7, 2024
BLDR rose 32% in the 30 trading days after Rep. Ro Khanna (owner unclear)'s buy (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- BLDR
- Asset
- BUILDERS FIRSTSOURCE, INC. CMN
- Tx type
- buy
- Traded
- Aug 7, 2024
- Filed
- Sep 6, 2024
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 30
- Owner type
- unknown
- Is whale
- No
- Entry date
- Aug 7, 2024
- Entry close
- 152.86
- Exit date
- Sep 19, 2024
- Exit close
- 201.83
- Forward return
- +32.0%
- Sign adjusted return
- +32.0%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Sep 19, 2024
- Method version
- 2026-11-03