BLOCK INC (SQ) Stock Institutional Trading Activity
BLOCK INC (SQ) 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 Tiger Global Management, ARK Invest, Appaloosa Management, Bares Capital Management, and Sequoia Financial Advisors. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.
Explore more:
- BLOCK INC (SQ) stock institutional ownership
- BLOCK INC (SQ) stock insider trading activity
- Stock rankings
| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q3 2019 | Lone Pine Capital | Buy | 4,695,296 | 8,010,127 | $496,227 |
| Q3 2019 | Viking Global Investors | Buy | 7,373,105 | 10,030,341 | $621,380 |
| Q3 2019 | Eagle Capital Management | Sell | -60 | 40,033 | $2,480 |
| Q2 2019 | Bares Capital Management | Buy | 3,053,548 | 3,616,765 | $262,324 |
| Q2 2019 | Renaissance Technologies LLC | Sell | -1,150,500 | 4,400 | $319 |
| Q2 2019 | Viking Global Investors | Buy | 2,657,236 | 2,657,236 | $192,729 |
| Q2 2019 | Lone Pine Capital | Buy | 3,194,831 | 3,314,831 | $240,425 |
| Q2 2019 | Eagle Capital Management | Buy | 268 | 40,093 | $2,908 |
| Q2 2019 | ARK Invest | Buy | 373,765 | 2,506,643 | $181,807 |
| Q1 2019 | Bares Capital Management | Buy | 21,626 | 563,217 | $42,196 |
| Q1 2019 | ARK Invest | Sell | -3,042 | 2,132,878 | $159,795 |
| Q1 2019 | Lone Pine Capital | Sell | -2,574,573 | 120,000 | $8,990 |
| Q1 2019 | Renaissance Technologies LLC | Sell | -387,900 | 1,154,900 | $86,525 |
| Q1 2019 | Eagle Capital Management | Buy | 173 | 39,825 | $2,984 |
| Q4 2018 | Bares Capital Management | Buy | 170,143 | 541,591 | $30,378 |
| Q4 2018 | ARK Invest | Buy | 1,104,170 | 2,135,920 | $119,804 |
| Q4 2018 | Renaissance Technologies LLC | Buy | 1,006,500 | 1,542,800 | $86,536 |
| Q4 2018 | Eagle Capital Management | Sell | -39,218 | 39,652 | $2,224 |
| Q3 2018 | Bares Capital Management | Buy | 365,624 | 371,448 | $36,777 |
| Q3 2018 | ARK Invest | Sell | -334,411 | 1,031,750 | $102,154 |
| Q3 2018 | Sequoia Financial Advisors | Buy | 2,254 | 2,254 | $223 |
| Q3 2018 | Renaissance Technologies LLC | Buy | 362,577 | 536,300 | $53,099 |
| Q3 2018 | Eagle Capital Management | Buy | 270 | 78,870 | $7,809 |
| Q2 2018 | Bares Capital Management | Buy | 5,824 | 5,824 | $359 |
| Q2 2018 | Eagle Capital Management | Sell | -992 | 78,600 | $4,845 |
| Q2 2018 | ARK Invest | Buy | 275,637 | 1,366,161 | $84,210 |
| Q1 2018 | Renaissance Technologies LLC | Sell | -598,977 | 173,723 | $8,547 |
| Q1 2018 | Lone Pine Capital | Buy | 2,694,573 | 2,694,573 | $132,573 |
| Q1 2018 | Eagle Capital Management | Sell | -1,781 | 79,592 | $3,916 |
| Q1 2018 | ARK Invest | Buy | 413,745 | 1,090,524 | $53,654 |
Frequently asked questions about SQ activity
Which institutional owners are buying SQ?
Institutional owners buying SQ 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 SQ activity?
"Buy" means an investor increased their reported position in SQ compared to the prior reporting period. This reflects growing exposure to BLOCK INC (SQ) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in SQ increasing?
Institutional interest in SQ 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.