Dropbox
DBX
475 hedge funds and large institutions have $5.46B invested in Dropbox in 2025 Q4 according to their latest regulatory filings, with 69 funds opening new positions, 158 increasing their positions, 174 reducing their positions, and 57 closing their positions.
497% more call options, than puts
Call options by funds: $280M | Put options by funds: $46.9M
21% more first-time investments, than exits
New positions opened: 69 | Existing positions closed: 57
5.65% more ownership
Funds ownership: 101.89% → 107.54% (+5.7%)
1% more funds holding
Funds holding: 471 → 475 (+4)
9% less repeat investments, than reductions
Existing positions increased: 158 | Existing positions reduced: 174
8% less capital invested
Capital invested by funds: $5.96B → $5.46B (-$495M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Two Sigma Advisers
New York
|
+$37.2M |
| 2 |
D.E. Shaw & Co
New York
|
+$31.8M |
| 3 |
Two Sigma Investments
New York
|
+$30.2M |
| 4 |
QCM
Quantinno Capital Management
New York
|
+$24.3M |
| 5 |
Millennium Management
New York
|
+$24.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
-$45.8M |
| 2 |
Renaissance Technologies
New York
|
-$29.4M |
| 3 |
Acadian Asset Management
Boston,
Massachusetts
|
-$24.7M |
| 4 |
Ameriprise
Minneapolis,
Minnesota
|
-$23.4M |
| 5 |
Citadel Advisors
Miami,
Florida
|
-$20.1M |
DBX Hedge Fund Activity: Q4 2025 in Review
475 of the 8,266 institutional investors tracked by Wall St. Rank reported a position in Dropbox (DBX) for Q4 2025, worth a combined $5.46B — down 8.3% from $5.96B a quarter earlier.
Buyers outnumbered sellers: 69 funds opened new DBX positions and 57 closed out — a net gain of 12 holders — while 158 added to existing stakes and 174 trimmed.
The largest buyer was Two Sigma Advisers, adding an estimated $37.2M. The largest seller was Vanguard Group, cutting an estimated $45.8M.
- 475 institutional investors held Dropbox (DBX) as of Q4 2025, up from 471 in Q3 2025.
- Funds reported $5.46B of Dropbox stock for Q4 2025, down 8.3% quarter-over-quarter.
- 69 funds opened new Dropbox positions in Q4 2025 and 57 closed out, a net change of +12 holders.
- The largest Dropbox buyer in Q4 2025 was Two Sigma Advisers, an estimated $37.2M added.
- The largest Dropbox seller in Q4 2025 was Vanguard Group, an estimated $45.8M sold.
Based on aggregated 13F filings for Q4 2025.