// company-profile

Blackline, Inc. Insider Trading

BL

Every SEC Form 4 insider trading filing for Blackline, Inc. (BL) — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC.

ExchangeNasdaqSectorServices-Prepackaged SoftwareInc.DEFilings205Insiders26
// api This Blackline, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
curl "https://api.form4api.com/v1/transactions?ticker=BL" -H "X-Api-Key: YOUR_API_KEY"

// activity-summary

No insider transactions in the last 30 days.

// 90-day insight

Over the last 90 days, Blackline, Inc. insiders sold $883K across 24 transactions with no open-market purchases.

  • Most active insider: Stalick Michelle D with 6 transactions totaling $65K.
  • Largest single sale: $85K by Yamamoto Mika on Jun 5, 2026.
  • 4% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bearish — sales outpace buys.

Institutional Ownership

Top 13F-HR holders of Blackline, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$396.0M
QoQ change
-82.2%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 2012383
$163.9M
5.8M shares
#2
STATE STREET CORP
CIK 93751
$60.6M
2.2M shares
#3
BlackRock, Inc.
CIK 2012383
$45.7M
1.6M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 5, 2026Yamamoto MikaBL
Sale
3,000$28.48$85K
Jun 1, 2026Stalick Michelle DBL
Sale
780$30.93$24K
May 21, 2026HUGHES GREGORYBL
Sale10b5
1,637$30.25$50K
May 20, 2026Ryan OwenBL
Tax Withholding
2,027$30.84$63K
May 20, 2026Ryan OwenBL
Tax Withholding
2,234$30.84$69K

45 more transactions hidden

Free account · No credit card required

Building something? Get API access →