BLACKSTONE INC (BX) Stock Institutional Trading Activity
BLACKSTONE INC (BX) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Kahn Brothers Group, Cullen Value Fund, Matrix Private Capital Group, Sequoia Financial Advisors, and Torray Fund. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.
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| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q4 2020 | Torray Fund | Sell | -1,719 | 32,279 | $2,092 |
| Q4 2020 | Matrix Private Capital Group | Buy | 1,884 | 9,043 | $586 |
| Q4 2020 | Renaissance Technologies LLC | Buy | 583,600 | 697,100 | $45,179 |
| Q4 2020 | Egerton Capital UK | Sell | -80,932 | 1,450,021 | $93,976 |
| Q4 2020 | Sound Shore Management | Sell | -445,405 | 1,122,996 | $72,781 |
| Q3 2020 | Torray Fund | Buy | 1,724 | 33,998 | $1,775 |
| Q3 2020 | Mairs & Power Growth Fund | Sell | -1,500 | 5,500 | $287 |
| Q3 2020 | Matrix Private Capital Group | Buy | 270 | 7,159 | $374 |
| Q3 2020 | Egerton Capital UK | Sell | -2,297,973 | 1,530,953 | $79,916 |
| Q3 2020 | Sound Shore Management | Buy | 601,169 | 1,568,401 | $81,871 |
| Q2 2020 | Torray Fund | Sell | -169 | 32,274 | $1,829 |
| Q2 2020 | Matrix Private Capital Group | Sell | -229 | 6,889 | $390 |
| Q2 2020 | Mairs & Power Growth Fund | Sell | -1,500 | 7,000 | $397 |
| Q2 2020 | Egerton Capital UK | Sell | -1,347,784 | 3,828,926 | $216,947 |
| Q2 2020 | Dodge & Cox Stock Fund | Buy | 4,420 | 4,420 | $250 |
| Q2 2020 | Sound Shore Management | Buy | 967,232 | 967,232 | $54,803 |
| Q1 2020 | Torray Fund | Sell | -28,345 | 32,443 | $1,478 |
| Q1 2020 | Ariel Appreciation Fund | Sell | -34,110 | 274,046 | $12,488 |
| Q1 2020 | Matrix Private Capital Group | Buy | 372 | 7,118 | $324 |
| Q1 2020 | Mairs & Power Growth Fund | Sell | -2,450 | 8,500 | $387 |
| Q1 2020 | Renaissance Technologies LLC | Buy | 113,500 | 113,500 | $5,172 |
| Q1 2020 | Pershing Square Capital Management | Buy | 548,526 | 548,526 | $24,996 |
| Q1 2020 | Egerton Capital UK | Sell | -1,633,302 | 5,176,710 | $235,903 |
| Q4 2019 | Torray Fund | Sell | -1,440 | 60,788 | $3,400 |
| Q4 2019 | Ariel Appreciation Fund | Sell | -157,849 | 308,156 | $17,238 |
| Q4 2019 | Matrix Private Capital Group | Buy | 6,746 | 6,746 | $377 |
| Q4 2019 | Egerton Capital UK | Sell | -5,768,393 | 6,810,012 | $380,952 |
| Q4 2019 | Mairs & Power Growth Fund | Buy | 1,000 | 10,950 | $613 |
| Q3 2019 | Torray Fund | Buy | 11,647 | 62,228 | $3,039 |
| Q3 2019 | Ariel Appreciation Fund | Sell | -311,208 | 466,005 | $22,760 |
Frequently asked questions about BX activity
Which institutional owners are buying BX?
Institutional owners buying BX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in BX activity?
"Buy" means an investor increased their reported position in BX compared to the prior reporting period. This reflects growing exposure to BLACKSTONE INC (BX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in BX increasing?
Institutional interest in BX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.