BLD · Insider trading · 13F holders · Congress trades
Topbuild Cor (BLD)
Who is buying and selling BLD: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 42
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
BLD at a glance
- No open-market insider purchases or sales of BLD were filed in the last 90 days.
- 42 13F filers hold BLD among their 50 largest positions, worth $2.7B combined, including Michael Gelband and Paul Tudor Jones. The biggest bets by portfolio weight are Taconic Capital Advisors LP (18.5%), O'Connor Alternative Investments LLC (14.9%) and Hbk Investments L P (11.9%). In their latest 13Fs, 9 managers opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in BLD.
BLD insider trading
No open-market insider purchases or sales of BLD were filed in the last 90 days.
Who owns BLD? Hedge funds and superinvestors
42 13F filers hold BLD among their 50 largest positions, worth $2.7B combined, including Michael Gelband and Paul Tudor Jones. The biggest bets by portfolio weight are Taconic Capital Advisors LP (18.5%), O'Connor Alternative Investments LLC (14.9%) and Hbk Investments L P (11.9%). In their latest 13Fs, 9 managers opened a new position and 2 added to one.
Superinvestors holding BLD: Michael Gelband 3.2% · Paul Tudor Jones 0.5%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Hbk Investments L PHedge fund | 11.9% | $930.6M | 2,625,000 | — | Q2 2026 |
| Michael GelbandHedge fund | 3.2% | $342.1M | 965,007 | — | Q2 2026 |
| Glazer Capital, LLCHedge fund | 5.3% | $209.8M | 492,249 | — | Q2 2026 |
| O'Connor Alternative Investments LLCHedge fund | 14.9% | $170.3M | 480,292 | — | Q2 2026 |
| TIG Advisors, LLCHedge fund | 7.7% | $168.4M | 395,094 | — | Q2 2026 |
| Paul Tudor JonesInvestment manager | 0.5% | $116.5M | 273,295 | — | Q2 2026 |
| Weiss Asset Management LPHedge fund | 1.2% | $79.8M | 225,000 | — | Q2 2026 |
| Liontrust Investment Partners LLPInvestment manager | 1.1% | $73.0M | 205,906 | +8.5% shares | Q2 2026 |
| Polar Asset Management Partners Inc.Hedge fund | 1.6% | $71.4M | 167,585 | — | Q2 2026 |
| Nexpoint Asset Management, L.P.Mutual fund manager | 4.4% | $65.8M | 185,680 | — | Q2 2026 |
| Caxton Associates LLPHedge fund | 0.9% | $48.8M | 137,737 | — | Q2 2026 |
| First Trust Capital Management L.P.Mutual fund manager | 2.7% | $46.9M | 110,000 | — | Q2 2026 |
| Alpine Associates Management Inc.Hedge fund | 2.4% | $38.9M | 91,308 | — | Q2 2026 |
| Taconic Capital Advisors LPHedge fund | 18.5% | $30.8M | 72,222 | New | Q2 2026 |
| AQR Arbitrage LLCHedge fund | 0.5% | $30.2M | 85,278 | — | Q2 2026 |
| Capula Management LtdHedge fund | 0.1% | $28.4M | 80,000 | — | Q2 2026 |
| Water Island Capital LLCMutual fund manager | 2.4% | $21.8M | 51,251 | — | Q2 2026 |
| Harvest Management LLCInvestment manager | 8.3% | $18.6M | 43,692 | New | Q2 2026 |
| Brevan Howard Capital Management LPHedge fund | 0.3% | $17.8M | 50,139 | — | Q2 2026 |
| Quarry LPHedge fund | 2.6% | $16.0M | 37,514 | — | Q2 2026 |
| Westchester Capital Management, LLCWealth manager | 0.8% | $15.9M | 37,399 | — | Q2 2026 |
| Yakira Capital Management, Inc.Hedge fund | 4.6% | $15.7M | 36,908 | — | Q2 2026 |
| XTX Topco LtdInvestment manager | 0.2% | $14.3M | 40,332 | — | Q2 2026 |
| Twin Securities, Inc.Hedge fund | 7.2% | $14.2M | 39,948 | New | Q2 2026 |
| Birnam Oak Advisors, LPHedge fund | 2.2% | $13.2M | 37,136 | New | Q2 2026 |
| Bluefin Capital Management, LLCHedge fund | 3.7% | $12.8M | 36,054 | — | Q2 2026 |
| Credit Industriel Et CommercialInvestment manager | 1.1% | $9.6M | 26,950 | — | Q2 2026 |
| Caption Management, LLCHedge fund | 0.3% | $9.4M | 26,650 | — | Q2 2026 |
| NINE MASTS CAPITAL LtdHedge fund | 0.8% | $6.0M | 14,000 | — | Q2 2026 |
| GABELLI & Co INVESTMENT ADVISERS, INC.Hedge fund | 0.7% | $4.6M | 11,000 | — | Q2 2026 |
The 30 largest of 42 positions, by value. Each manager counts with its latest 13F (Q2 2026: 42). Screen BLD in the grand portfolio →
BLD stock trades by members of Congress
No member of Congress has disclosed a trade in BLD.
BLD questions and answers
Are insiders buying BLD stock?
No open-market insider purchases or sales of BLD were filed in the last 90 days.
Which hedge funds own BLD?
42 13F filers hold BLD among their 50 largest positions, worth $2.7B combined, including Michael Gelband and Paul Tudor Jones. The biggest bets by portfolio weight are Taconic Capital Advisors LP (18.5%), O'Connor Alternative Investments LLC (14.9%) and Hbk Investments L P (11.9%). In their latest 13Fs, 9 managers opened a new position and 2 added to one.
Has Congress traded BLD?
No member of Congress has disclosed a trade in BLD.
Who is the largest holder of BLD?
Among 13F filers, Hbk Investments L P reports the largest BLD position, $930.6M (2,625,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Taconic Capital Advisors LP's: 18.5% of its portfolio.
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