Definitive Healthcare Corp. (DH)
Nasdaq: DH · Services-Prepackaged Software · Framingham, MA · filing with the SEC since 2021
Grade3.7
◀ Past 3.7● Present 3.3▶ Future 4.2
Who owns Definitive Healthcare Corp.
As filed with the SECHolders of 5% or more
3
Advent International, L.P. holds 58.5% of Class A Common Stock, $0.001 par value, as its SCHEDULE 13D/A filed Oct 1, 2026 says.
Directors and officers
11
report now, of 69 people on the record since 2021. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 3 named at left.
Holders of 5% or moreshare of the class, as filed
Advent International, L.P.
SCHEDULE 13D/A · filed Oct 1, 2026 · Class A Common Stock, $0.001 par value · 58.5% in Sep 2, 2026
Jason Ronald Krantz
SCHEDULE 13D · filed Sep 2, 2026 · Class A Common Stock, $0.001 par value · 16.9% in May 15, 2025
Goldman Sachs Group Inc.
SCHEDULE 13G/A · filed Feb 9, 2026 · Class A Common Stock, par value $0.001 per share · 7.7% in May 9, 2025
Massachusetts Financial Services Company
SCHEDULE 13G/A · filed Feb 13, 2025 · Common Stock · reported falling below 5%
Irenic Capital Management LP
SCHEDULE 13G/A · filed May 15, 2025 · Class A Common Stock, $0.001 par value · reported falling below 5%
What DH reports owning in othersstakes of 5% or more, and other ties
11 subsidiaries in 3 countries, from the list filed with the 10-K filed Feb 26, 2026.
Insider tradesForm 4
0sales
0purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Nov 3, 2025 to Nov 3, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2024 runs to Nov 3, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window
No one on the roster filed an open-market trade in the window.