// company-profile

Definitive Healthcare Corp.

DH
ExchangeNasdaqSectorServices-Prepackaged SoftwareInc.DEFilings134Insiders25
// api This Definitive Healthcare Corp. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 4 insiders purchased shares versus 2 sales. Buying was led by Chilukuri Sastry.

// 90-day insight

Over the last 90 days, Definitive Healthcare Corp. insiders bought $0 (4 transactions) and sold $332K (6 transactions).

  • Most active insider: Heller Casey with 2 transactions totaling $164K.
  • Largest single sale: $163K by Heller Casey on Jun 1, 2026.

Activity skews bearish — sales outpace buys.

Institutional Ownership

Top 13F-HR holders of Definitive Healthcare Corp. as of 2026-03-31

↓ decreasing
Total reported AUM
$106.3M
QoQ change
-57.4%
Reporting period
2026-03-31
#1
Advent International, L.P.
CIK 1034196
$72.4M
58.9M shares
#2
GOLDMAN SACHS GROUP INC
CIK 886982
$7.3M
6.0M shares
#3
Advent International, L.P.
CIK 1034196
$4.5M
3.6M shares

Data source: SEC Form 13F-HR filings. 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 4, 2026Chilukuri SastryDH
Award
189,190$0.00$0K
Jun 4, 2026Stephenson Scott GDH
Award
189,190$0.00$0K
Jun 4, 2026Winters Kathleen ADH
Award
189,190$0.00$0K
Jun 4, 2026Hamood Samuel ADH
Award
189,190$0.00$0K
Jun 1, 2026Heller CaseyDH
Tax Withholding
164,377$0.99$163K

45 more transactions hidden

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