DOSSIER · 13F Holders · Q3 2026
DH

DEFINITIVE HEALTHCARE CORP

103 institutions still hold DEFINITIVE HEALTHCARE CORP as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 24477E103·103 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$77M
visible holders
Holders
103
filers reporting
Concentration
67.08%
ADVENT INTERNATIONAL, L.P. #1
top holder share
AI Holders Summary · Q3 2026

103 institutions reported DH in Q3 2026. ADVENT INTERNATIONAL, L.P. leads at 67.1% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
ADVENT INTERNATIONAL, L.P.
CIK 0001034196
$52M62.5M0.29%Q2 2026
02
D. E. Shaw & Co., Inc.
CIK 0001009207
$6M2.1M0.00%Q4 2025
03
GOLDMAN SACHS GROUP INC
CIK 0000886982
$5M6.0M0.00%Q2 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$2M1.8M0.00%Q3 2026
05
Beartown Capital Management, LLC
CIK 0001877162
$1M1.5M0.79%Q3 2026
06
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$1M1.4M0.00%Q3 2026
07
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$882K974K0.00%Q3 2026
08
BlackRock, Inc.
CIK 0002012383
$763K843K0.00%Q3 2026
09
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$747K899K0.00%Q2 2026
10
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$499K551K0.00%Q3 2026
11
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$423K509K0.00%Q2 2026
12
GSA CAPITAL PARTNERS LLP
CIK 0001362033
$413K336K0.03%Q1 2026
13
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$412K455K0.00%Q3 2026
14
Corient Private Wealth LLC
CIK 0001948780
$374K450K0.00%Q2 2026
15
JACOBS LEVY EQUITY MANAGEMENT, INC
CIK 0000884414
$368K299K0.00%Q1 2026
16
KENNEDY CAPITAL MANAGEMENT LLC
CIK 0000884589
$366K404K0.01%Q3 2026
17
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$354K123K0.00%Q1 2026
18
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$342K378K0.00%Q3 2026
19
ACADIAN ASSET MANAGEMENT LLC
CIK 0000916542
$288K323K0.00%Q3 2026
20
Pinnacle Wealth Management Advisory Group, LLC
CIK 0001631864
$235K260K0.01%Q3 2026
Page 1 of 6
83 more holders available. Log in →
Insiders at DEFINITIVE HEALTHCARE CORP
Heller Casey →Krantz Jason Ronald →Ritchey Clay Brian →Paris Jonathan →Coop Kevin →Hamood Samuel A →Stephenson Scott G →Winters Kathleen A →