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BLZE · Backblaze, Inc.
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BLZE Backblaze (BLZE) Insider Trading, Ownership & Congress Trades

Software & IT · Services-prepackaged software · CIK 0001462056
Quote by TradingView
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
126
13F, latest reported quarter

What the filings say about BLZE

Insiders, 180 days
-$236.7K net sold
2 sellers · 0% of sales under a 10b5-1 plan

Backblaze insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Backblaze, Inc. insiders sold a net $236.7K of stock across 1,257 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Budman Gleb
CEO and Chairperson
SELL
2026-08-24 SECtraded 2026-08-21
12,855
$203.4K
-39.5%
Context
  • 277 earlier Form 4 trades (code P or S) here by this insider (277 sales), the last on Feb 28, 2025.
  • The trade is 0.6% of the 2,192,103 shares held after it.
  • 1 other insider sold within 30 days.
  • 126 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CEO and Chairperson Budman Gleb sold about $203.4K of BLZE on Aug 21, 2026, the largest insider sale at the company since 2024; 1 other insider sold within 30 days and 126 funds added in the latest 13F quarter.
Suidan Marc
Chief Financial Officer
SELL
2026-08-24 SECtraded 2026-08-21
2,110
$33.4K
-39.5%
Context
  • 2 earlier Form 4 trades (code P or S) here by this insider (2 sales), the last on Feb 28, 2025.
  • The trade is 0.6% of the 349,518 shares held after it.
  • 1 other insider sold within 30 days.
  • 126 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Suidan Marc sold about $33.4K of BLZE on Aug 21, 2026, the largest insider sale at the company since 2024; 1 other insider sold within 30 days and 126 funds added in the latest 13F quarter.
Cessna Tina
Senior VP, Engineering
SELL
2025-03-03 SEC
3,778
$24.9K
+49.4%
Context
  • 37 earlier Form 4 trades (code P or S) here by this insider (37 sales), the last on Feb 28, 2025.
  • The trade is 2.7% of the 138,062 shares held after it.
  • 2 other insiders sold within 30 days.
  • 126 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Senior VP, Engineering Cessna Tina sold about $24.9K of BLZE on Mar 3, 2025; 2 other insiders sold within 30 days and 126 funds added in the latest 13F quarter.
Budman Gleb
CEO and Chairperson
SELL
2025-03-03 SECtraded 2025-02-28
3,499
$22.0K
+49.4%
Context
  • 276 earlier Form 4 trades (code P or S) here by this insider (276 sales), the last on Feb 27, 2025.
  • The trade is 0.2% of the 1,863,857 shares held after it.
  • 2 other insiders sold within 30 days.
  • 126 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CEO and Chairperson Budman Gleb sold about $22.0K of BLZE on Feb 28, 2025; 2 other insiders sold within 30 days and 126 funds added in the latest 13F quarter.
Suidan Marc
Chief Financial Officer
SELL
2025-03-03 SECtraded 2025-02-28
2,413
$15.2K
+49.4%
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 sale), the last on Feb 27, 2025.
  • The trade is 0.8% of the 305,791 shares held after it.
  • 2 other insiders sold within 30 days.
  • 126 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Suidan Marc sold about $15.2K of BLZE on Feb 28, 2025; 2 other insiders sold within 30 days and 126 funds added in the latest 13F quarter.
1,257 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
Showing the latest few. to see 1,252 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$236.7K over 180 days
-$236.7K over 90 days
more than 66% of Software & IT
Congress
no House purchase disclosed in the last 12 months
Funds
126 funds bought in last quarter
more than 59% of Software & IT
Revenue
+14.3% year over year
more than 61% of Software & IT
Margin
-17.6% net margin
below 66% of Software & IT
Buybacks
$1.4M repurchased, FY to 2026-06-30
below 92% of Software & IT
Short interest
11.6% of the float short (float per yahoo 2026-10-26) · 3.8 days to cover · settled 2026-09-30
more than 87% of Software & IT
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch BLZE

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-11.9%12M
-68%-14%+40%+95%2025-102025-122026-022026-042026-062026-082026-10 2026-08-21 · Budman Gleb sold $203.4K2026-08-21 · Suidan Marc sold $33.4K
Insider sell
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns BLZE: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
4,722,483 sh
$74.9M
Driehaus Capital Management LLC
2,688,044 sh
$42.6M
VANGUARD CAPITAL MANAGEMENT LLC
2,514,639 sh
$39.9M
GEODE CAPITAL MANAGEMENT, LLC
1,525,097 sh
$24.2M
AWM Investment Company, Inc.
1,400,166 sh
$22.2M

Congress trades in BLZE

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

BLZE planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

BLZE mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Zacks Small-Cap Core Fund
$466.9K position · as of 2026-05-31
1.4%
FULLERTHALER BEHAVIORAL MICRO-CAP EQUITY FUND
$368.7K position · as of 2026-06-30
1.2%
Driehaus Micro Cap Growth Fund
$6.7M position · as of 2026-06-30
1.1%
Ultra-Small Company Market Fund
$1.0M position · as of 2026-06-30
0.7%
Janus Henderson Small Cap Growth Alpha ETF
$2.0M position · as of 2026-07-31
0.6%
Nationwide Bailard Small Cap Value Fund
$568.0K position · as of 2026-07-31
0.4%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows a net $236.7K sold by insiders over 180 days, 126 funds added last quarter. Each figure is a federal filing, dated the day it went public.
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Same sector, ranked by filing activity
Sector by SEC SIC code
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BLZE financials

Revenue growth
+14.3%
XBRL, annual
Net margin
-17.6%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$156.3M
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
-13.1%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
$24.0M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.19x
long-term 2021-09-30 (57 months older than the period end) plus current 2023-09-30 (33 months older than the period end); equity 2026-06-30
Cash flow to debt
1.75x
TTM operating cash flow over long-term 2021-09-30 (57 months older than the period end) plus current 2023-09-30 (33 months older than the period end)
Return on equity
-24.3%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
-10.0%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
Return on capital employed
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Enterprise value
$556.6M
market value at close 2026-10-27 on 2026-07-27 shares, plus long-term 2021-09-30 (57 months older than the period end) plus current 2023-09-30 (33 months older than the period end), minus cash 2026-06-30
FCF yield
+4.2%
TTM free cash flow over market value at close 2026-10-27
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Price as of 2026-10-27. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$145.8M$127.6M$102.0M$85.2M
Gross profit$88.8M$69.3M$49.9M$43.9M
Operating income-$23.6M-$46.3M-$57.9M-$48.1M
Net income-$25.6M-$48.5M-$59.7M-$51.4M
EPS (diluted)-0.46-1.11-1.66-1.62
Operating cash flow$23.5M$12.5M-$7.3M-$13.8M
Cash$29.2M$45.8M$12.5M$6.7M
Buybacks$2.0M$0$0n/a
SEC XBRL, fiscal years, as known on 2026-10-28

BLZE Stock Sonar score 6/7 axes

Find similar shapesCompare

BLZE ranks highest on growth (80th percentile) and financial health (67th), and lowest on risk and compliance (18th), among Software & IT peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
35
Inputs
  • Return on equity-24.3% · 28 pct, sector of 286
  • Return on assets-10.0% · 41 pct, sector of 381
  • Return on invested capitalthe filed year and its quarters do not reconcile, so the trailing figure is withheld
  • Return on capital employedthe filed year and its quarters do not reconcile, so the trailing figure is withheld
Financial health
67
Inputs
  • Debt to equity0.19x · 49 pct, sector of 288
  • Cash flow to debt1.75x · 86 pct, sector of 241
Growth
80
Inputs
  • Revenue growth, YoY+14.3% · 61 pct, sector of 480
  • Backlog growth, YoY+782.0% · 98 pct, sector of 182
Insider conviction
32
Inputs
  • Net Form 4 buying (codes P and S), 180d-$237K · 64 pct, sector of 285
  • Insider buyers, 180d0 · 0 pct, sector of 290
Institutional and government
59
Inputs
  • Funds adding, latest quarter126 · 59 pct, sector of 415
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
18
Inputs
  • Short interest, % of float+11.6% · 20 pct, sector of 530
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-K+23.8% · 17 pct, sector of 316
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

BLZE filings, in plain words

Are Backblaze insiders buying or selling BLZE?

In the 180 days to 2026-10-28, Backblaze insiders were net sellers, a net $236.7K across purchases and sales reported on Form 4, by 2 sellers.

Read the full summary

In the 180 days to 2026-10-28, Backblaze insiders were net sellers of BLZE, a net $236.7K across purchases and sales reported on Form 4 by 2 sellers. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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