AI summary pending
View Full Filing (SEC EDGAR)Backblaze Inc-a
$13.20-2.4%
+$165.3M
Net Activity
+25.80% total shares
Institutions Holding
174
Popularity Rank
#3348
Avg Weight
0.13%
Total Value
$582.6M
Market Cap
$742.0M
174 institutions currently hold BLZE, with 133 net buyers and 56 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
56
Net Buying Institutions
133
Top 5 by Value
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Across its top 20 institutional holders, BLZE's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 5/100, avg. turnover score 46/100).
BLZE ranks #3348 out of 37501 tracked stocks by institutional interest — one of the most closely watched names in our coverage.
BLZE is a top-conviction position for Pillsbury Lake Capital LLC — at 5.8% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
The largest dollar stake in BLZE belongs to BlackRock, Inc., but the position matters far more to Pillsbury Lake Capital LLC, who has 5.8% of their own portfolio riding on it — a reminder that the biggest holder by size and the holder with the biggest bet aren't always the same fund.
Acadian Asset Management LLC has added to its BLZE position for two straight quarters, increasing it by $22.9M to reach $28.3M today.
Nano Cap New Millennium Growth Fund L P has trimmed its BLZE position for two straight quarters, cutting it by $372.0K while still holding $793.0K.
BLZE is down 2.4% today, but institutions show net buying of $165.3M this quarter — a divergence between today's price move and the underlying institutional flow.
BLZE reported a net loss of $20.4M over the trailing twelve months.
+$216.7M
Total Buy Value
$63.4M
Total Sell Value
133
Net Buyers
56
Net Sellers
BLZE
Q2 2026
Top 5 Institutional Movers
BLZE does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
1
Active 5%+ Holders
| Reporting Person | Type | Filing Date | % of Class |
|---|---|---|---|
| BlackRock, Inc. | 13G/A | 2026-07-27 | 7.5% |
4
Filings (14d)
AI summary pending
View Full Filing (SEC EDGAR)No AI summary for this filing type
View Full Filing (SEC EDGAR)AI summary pending
View Full Filing (SEC EDGAR)Backblaze amended its existing credit agreement with Citizens Bank to raise the limit on capital lease debt to $150 million. The change gives the company more room to finance equipment or other assets through leases.
View Full Filing (SEC EDGAR)05637B105
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,242
Total reported value
$2.2T
3229 13F institutions increased their position this quarter
Institutions Holding
5,990
Total reported value
$3.6T
3033 13F institutions increased their position this quarter
Institutions Holding
6,153
Total reported value
$1.8T
2971 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,088
Total reported value
$390.2B
Held by 4088 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,062
Total reported value
$377.6B
Held by 4062 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
6,140
Total reported value
$2.9T
Held by 6140 institutions — one of the most-tracked stocks on AlphaSMO
Access BLZE's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/BLZECLI
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