Latest filingSep 04, 2026Most recent Form 4
BL
BLACKLINE, INC.
NasdaqTechnologyServices-Prepackaged Software
Insider activity for last month from 08/05 to 09/05. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$226M2 sells
Net open-market-$226M8 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period26transactions
- F · Tax withholding · dominant18 · 69%
- M · Option exercise6 · 23%
- S · Open-market sells2 · 8%
Activity by reported role
A joint filing can contribute to multiple roles26transactions
- CAO · dominant5 · 19%
- Chief financial officer5 · 19%
- Director5 · 19%
- CCO3 · 12%
- Chief executive officer3 · 12%
- CLA3 · 12%
- CTO2 · 8%
Distinct insiders active
Reporting-owner CIKs by month · peak Aug 2026 (8)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeStalick Michelle DCommon Stock · Direct
34,712Aug 27, 2026
Villanova PatrickCommon Stock · Direct
131,812Sep 02, 2026
Morgan-Prager KaroleCommon Stock · Direct
160,209Aug 20, 2026
Ryan OwenCommon Stock · Direct
393,349Aug 20, 2026
Tucker ThereseCommon Stock · Direct
381,557Aug 24, 2026
Ung JeremyCommon Stock · Direct
135,681Aug 20, 2026
Duan Jimmy CCommon Stock · Direct
119,907Aug 20, 2026
Tucker ThereseStock Option (Right to Buy) · Direct
0Aug 24, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 05 → Sep 05
LessMore
Top insiders
By absolute net value across the selected period- RO-$213.9k
- MK-$87.0k
- UJ-$72.3k
- DC-$62.0k
- VS-$54.9k
Recent filing activity
Most recent 12 transactions · color = transaction code- MOption exercise09/04$0SEC
- MOption exercise09/04$1.05MSEC
- FTax withholding08/24-$2.39MSEC
- FTax withholding08/24-$3.79MSEC
- FTax withholding08/24-$3.83MSEC
- FTax withholding08/24-$957kSEC
- FTax withholding08/24-$829kSEC
- FTax withholding08/24-$5.49MSEC
- FTax withholding08/24-$2.79MSEC
- FTax withholding08/24-$4.43MSEC
- FTax withholding08/24-$963kSEC
- FTax withholding08/24-$845kSEC
Filing detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
BL transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| BL | Villanova Patrick | CFO | exercise | 750 | $0 | M | — | 0.0% | 09/04 | 09/02 |
| BL | Villanova Patrick | CFO | exercise | 750 | $1.05M | M | — | 0.0% | 09/04 | 09/02 |
| BL | Duan Jimmy C | CCO | withholding | 751 | -$2.39M | F | −2.0% | 08/24 | 08/20 | |
| BL | Duan Jimmy C | CCO | withholding | 1.19k | -$3.79M | F | −2.0% | 08/24 | 08/20 | |
| BL | Villanova Patrick | CFO | withholding | 1.20k | -$3.83M | F | −2.0% | 08/24 | 08/20 | |
| BL | Villanova Patrick | CFO | withholding | 300 | -$957k | F | −2.0% | 08/24 | 08/20 | |
| BL | Villanova Patrick | CFO | withholding | 260 | -$829k | F | −2.0% | 08/24 | 08/20 | |
| BL | Van Houten Stuart | CCO | withholding | 1.72k | -$5.49M | F | −2.0% | 08/24 | 08/20 | |
| BL | Ung Jeremy | CTO | withholding | 876 | -$2.79M | F | −2.0% | 08/24 | 08/20 | |
| BL | Ung Jeremy | CTO | withholding | 1.38k | -$4.43M | F | −2.0% | 08/24 | 08/20 | |
| BL | Stalick Michelle D | CAO | withholding | 302 | -$963k | F | −2.0% | 08/24 | 08/20 | |
| BL | Stalick Michelle D | CAO | withholding | 265 | -$845k | F | −2.0% | 08/24 | 08/20 | |
| BL | Stalick Michelle D | CAO | withholding | 161 | -$513k | F | −2.0% | 08/24 | 08/20 | |
| BL | Stalick Michelle D | CAO | withholding | 143 | -$456k | F | −2.0% | 08/24 | 08/20 | |
| BL | Ryan Owen | CEO | withholding | 2.43k | -$7.78M | F | −2.0% | 08/24 | 08/20 | |
| BL | Ryan Owen | CEO | withholding | 2.02k | -$6.47M | F | −2.0% | 08/24 | 08/20 | |
| BL | Ryan Owen | CEO | withholding | 2.23k | -$7.13M | F | −2.0% | 08/24 | 08/20 | |
| BL | Morgan-Prager Karole | CLA | withholding | 1.06k | -$3.39M | F | −2.0% | 08/24 | 08/20 | |
| BL | Morgan-Prager Karole | CLA | withholding | 884 | -$2.82M | F | −2.0% | 08/24 | 08/20 | |
| BL | Morgan-Prager Karole | CLA | withholding | 778 | -$2.48M | F | −2.0% | 08/24 | 08/20 |
BLACKLINE, INC. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at BLACKLINE, INC.?
Villanova Patrick, Stalick Michelle D, Tucker Therese, Duan Jimmy C, Van Houten Stuart, Ung Jeremy, Ryan Owen, Morgan-Prager Karole.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Stalick Michelle D reported a sale on Aug 27, 2026 valued at $2.62M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $2,263,237.00. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.