Backblaze
BLZE
144 hedge funds and large institutions have $151M invested in Backblaze in 2025 Q4 according to their latest regulatory filings, with 30 funds opening new positions, 60 increasing their positions, 39 reducing their positions, and 33 closing their positions.
1,851% more call options, than puts
Call options by funds: $3.35M | Put options by funds: $172K
54% more repeat investments, than reductions
Existing positions increased: 60 | Existing positions reduced: 39
2.67% more ownership
Funds ownership: 53.1% → 55.77% (+2.7%)
9% less first-time investments, than exits
New positions opened: 30 | Existing positions closed: 33
4% less funds holding
Funds holding: 150 → 144 (-6)
46% less capital invested
Capital invested by funds: $278M → $151M (-$127M)
100% less funds holding in top 10
Funds holding in top 10: 2 → 0 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Acadian Asset Management
Boston,
Massachusetts
|
+$5.72M |
| 2 |
Point72 Asset Management
Stamford,
Connecticut
|
+$3.89M |
| 3 |
PCM
Prelude Capital Management
New York
|
+$3.54M |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
+$2.76M |
| 5 |
Renaissance Technologies
New York
|
+$2.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WA
Wasatch Advisors
Salt Lake City,
Utah
|
-$17M |
| 2 |
First Eagle Investment Management
New York
|
-$10.5M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$2.19M |
| 4 |
SRFM
Shannon River Fund Management
New York
|
-$2.13M |
| 5 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$1.97M |
BLZE Hedge Fund Activity: Q4 2025 in Review
144 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Backblaze (BLZE) for Q4 2025, worth a combined $151M — down 46% from $278M a quarter earlier.
Sellers outnumbered buyers: 33 funds closed out of BLZE and 30 opened new positions — a net loss of 3 holders — while 39 trimmed existing stakes and 60 added.
The largest buyer was Acadian Asset Management, adding an estimated $5.72M. The largest seller was Wasatch Advisors, exiting entirely with an estimated $17M sold.
- 144 institutional investors held Backblaze (BLZE) as of Q4 2025, down from 150 in Q3 2025.
- Funds reported $151M of Backblaze stock for Q4 2025, down 46% quarter-over-quarter.
- 30 funds opened new Backblaze positions in Q4 2025 and 33 closed out, a net change of -3 holders.
- The largest Backblaze buyer in Q4 2025 was Acadian Asset Management, an estimated $5.72M added.
- The largest Backblaze seller in Q4 2025 was Wasatch Advisors, an estimated $17M sold.
Based on aggregated 13F filings for Q4 2025.