Definitive Healthcare Corp. - DH

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
ADVENT INTERNATIONAL, L.P. History No change 62,493,676 76,867 1.81% 3.74% 1 0 0.0% Q1 2026 May 15, 2026
GOLDMAN SACHS GROUP INC History Added to 6,043,900 7,433 0.0% 0.0% 2 +101,949 1.72% Q1 2026 May 15, 2026
VANGUARD GROUP INC History No change 2,526,079 7,249 0.0% 0.0% 3 0 0.0% Q4 2025 Jan 29, 2026
BlackRock, Inc. History Added to 2,985,567 3,672 0.0% 0.0% 4 +80,879 2.78% Q1 2026 May 13, 2026
D. E. Shaw & Co., Inc. History Added to 2,099,551 2,582 0.0% 0.0% 5 +31,863 1.54% Q1 2026 May 15, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 1,666,369 2,049 0.0% 0.0% 6 -251,434 -13.11% Q1 2026 May 07, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 1,179,694 1,451 0.0% 0.0% 7 +206,690 21.24% Q1 2026 May 15, 2026
STATE STREET CORP History Reduced 856,178 1,053 0.0% 0.0% 8 -122,505 -12.52% Q1 2026 May 15, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 702,023 863 0.0% 0.0% 9 +138,336 24.54% Q1 2026 May 15, 2026
MILLENNIUM MANAGEMENT LLC History Added to 590,382 726 0.0% 0.0% 10 +258,295 77.78% Q1 2026 May 15, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 511,140 628 0.0% 0.0% 11 -16,500 -3.13% Q1 2026 May 14, 2026
Inspire Investing, LLC History Reduced 468,181 575 0.05% 0.18% 12 -230,786 -33.02% Q1 2026 Apr 23, 2026
NORTHERN TRUST CORP History Added to 435,884 536 0.0% 0.0% 13 +612 0.14% Q1 2026 May 14, 2026
CITADEL ADVISORS LLC History Added to 433,408 533 0.0% 0.0% 14 +131,308 43.47% Q1 2026 May 15, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History Reduced 428,942 527 0.0% 0.0% 15 -272,695 -38.87% Q1 2026 May 14, 2026
MORGAN STANLEY History Reduced 424,301 521 0.0% 0.0% 16 -699,345 -62.24% Q1 2026 May 15, 2026
GSA CAPITAL PARTNERS LLP History Added to 335,697 413 0.03% 0.06% 17 +96,922 40.59% Q1 2026 May 08, 2026
TWO SIGMA ADVISERS, LP History No change 142,400 408 0.0% 0.0% 18 0 0.0% Q4 2025 Feb 17, 2026
BARCLAYS PLC History Added to 326,480 401 0.0% 0.0% 19 +98,131 42.97% Q1 2026 May 14, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History Added to 299,473 368 0.0% 0.0% 20 +104,355 53.48% Q1 2026 May 15, 2026
ALLIANCEBERNSTEIN L.P. History No change 123,390 354 0.0% 0.0% 21 0 0.0% Q1 2026 May 15, 2026
PINNACLE ASSOCIATES LTD History Reduced 260,000 319 0.0% 0.01% 22 -12 -0.0% Q1 2026 Apr 21, 2026
Pinnacle Wealth Management Advisory Group, LLC History Reduced 260,000 319 0.02% 0.05% 23 -12 -0.0% Q1 2026 Apr 21, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 249,650 307 0.0% 0.0% 24 -109,273 -30.44% Q1 2026 May 15, 2026
Squarepoint Ops LLC History New 239,941 295 0.0% 25 +239,941 New Q1 2026 May 15, 2026
CLARK ESTATES INC/NY History No change 239,630 294 0.07% 0.17% 26 0 0.0% Q1 2026 May 11, 2026
TWO SIGMA INVESTMENTS, LP History Added to 233,581 287 0.0% 0.0% 27 +95,757 69.48% Q1 2026 May 15, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 203,322 249 0.0% 0.0% 28 +192,498 1778.44% Q1 2026 May 13, 2026
Bank of New York Mellon Corp History Reduced 194,849 239 0.0% 0.0% 29 -21,365 -9.88% Q1 2026 May 05, 2026
TOCQUEVILLE ASSET MANAGEMENT L.P. History No change 165,000 202 0.0% 0.01% 30 0 0.0% Q1 2026 May 12, 2026
STIFEL FINANCIAL CORP History Added to 164,146 201 0.0% 0.0% 31 +58,199 54.93% Q1 2026 May 12, 2026
Invesco Ltd. History Added to 121,558 149 0.0% 0.0% 32 +4,131 3.52% Q1 2026 May 12, 2026
Cambria Investment Management, L.P. History Added to 117,196 144 0.01% 0.01% 33 +45,075 62.5% Q1 2026 May 14, 2026
PANAGORA ASSET MANAGEMENT INC History Added to 114,580 140 0.0% 0.0% 34 +1,196 1.05% Q1 2026 May 14, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Added to 93,219 114 0.0% 0.0% 35 +10,033 12.06% Q1 2026 May 08, 2026
DEUTSCHE BANK AG\ History Added to 90,265 111 0.0% 0.0% 36 +54,700 153.8% Q1 2026 May 06, 2026
UBS Group AG History Reduced 77,620 95 0.0% 0.0% 37 -249,310 -76.26% Q1 2026 May 05, 2026
Hillsdale Investment Management Inc. History No change 75,300 92 0.0% 0.01% 38 0 0.0% Q1 2026 May 04, 2026
MARSHALL WACE, LLP History Reduced 73,519 90 0.0% 0.0% 39 -79,919 -52.09% Q1 2026 May 14, 2026
FLYWHEEL PRIVATE WEALTH LLC History New 67,743 83 0.05% 41 +67,743 New Q1 2026 Apr 16, 2026
Nuveen, LLC History No change 67,607 83 0.0% 0.0% 40 0 0.0% Q1 2026 Apr 30, 2026
ALGERT GLOBAL LLC History Added to 61,758 76 0.0% 0.0% 42 +11,510 22.91% Q1 2026 May 14, 2026
BAKER TILLY WEALTH MANAGEMENT, LLC History No change 60,080 73 0.02% 0.04% 43 0 0.0% Q1 2026 Apr 10, 2026
Irenic Capital Management LP History New 58,088 71 0.0% 44 +58,088 New Q1 2026 May 18, 2026
IEQ CAPITAL, LLC History Added to 55,063 67 0.0% 0.0% 45 +7,378 15.47% Q1 2026 May 14, 2026
RHUMBLINE ADVISERS History Reduced 51,986 63 0.0% 0.0% 46 -2,710 -4.95% Q1 2026 May 12, 2026
Valeo Financial Advisors, LLC History No change 51,582 63 0.0% 0.0% 47 0 0.0% Q1 2026 May 08, 2026
Jefferies Financial Group Inc. History No change 50,000 61 0.0% 0.0% 48 0 0.0% Q1 2026 May 07, 2026
BANK OF AMERICA CORP /DE/ History Reduced 45,513 55 0.0% 0.0% 49 -28,641 -38.62% Q1 2026 May 15, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History New 44,200 54 0.0% 50 +44,200 New Q1 2026 May 15, 2026
Hennion & Walsh Asset Management, Inc. History Reduced 43,455 53 0.0% 0.0% 51 -752 -1.7% Q1 2026 May 13, 2026
Russell Investments Group, Ltd. History Added to 41,529 51 0.0% 0.0% 52 +4,983 13.63% Q1 2026 May 08, 2026
JANE STREET GROUP, LLC History Reduced 41,225 50 0.0% 0.0% 53 -217,808 -84.09% Q1 2026 May 12, 2026
Connor, Clark & Lunn Investment Management Ltd. History Reduced 37,142 45 0.0% 0.0% 54 -183,843 -83.19% Q1 2026 May 11, 2026
Engineers Gate Manager LP History Added to 36,963 45 0.0% 0.0% 55 +10,562 40.01% Q1 2026 May 15, 2026
AMERIPRISE FINANCIAL INC History Added to 31,426 38 0.0% 0.0% 56 +12,526 66.28% Q1 2026 May 15, 2026
Williams & Novak, LLC History New 30,730 33 0.02% 59 +30,730 New Q1 2026 Apr 20, 2026
NINE MASTS CAPITAL Ltd History New 27,241 33 0.0% 58 +27,241 New Q1 2026 May 12, 2026
AMERICAN CENTURY COMPANIES INC History Reduced 26,904 33 0.0% 0.0% 57 -256 -0.94% Q1 2026 May 15, 2026
CWM, LLC History Added to 26,438 32 0.0% 0.0% 60 +10,863 69.75% Q1 2026 May 14, 2026
Centiva Capital, LP History New 25,476 31 0.0% 62 +25,476 New Q1 2026 May 14, 2026
FMR LLC History Added to 25,443 31 0.0% 0.0% 61 +20,041 370.99% Q1 2026 May 15, 2026
EP Wealth Advisors, LLC History New 25,182 30 0.0% 63 +25,182 New Q1 2026 May 14, 2026
XTX Topco Ltd History Reduced 23,507 28 0.0% 0.01% 64 -51,799 -68.78% Q1 2026 May 15, 2026
Point72 Asset Management, L.P. History Reduced 21,709 26 0.0% 0.0% 65 -39,440 -64.5% Q1 2026 May 15, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 21,588 26 0.0% 0.0% 66 +1,136 5.55% Q1 2026 May 15, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 18,961 24 0.0% 0.0% 67 0 0.0% Q1 2026 May 15, 2026
Vanguard Personalized Indexing Management, LLC History New 19,475 23 0.0% 68 +19,475 New Q1 2026 May 14, 2026
OCCUDO QUANTITATIVE STRATEGIES LP History Reduced 23,716 22 0.0% 0.01% 69 -9,458 -28.51% Q1 2026 May 15, 2026
M&T BANK CORP History No change 17,111 21 0.0% 0.0% 70 0 0.0% Q1 2026 May 12, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 17,102 21 0.0% 0.0% 71 0 0.0% Q1 2026 May 06, 2026
Mariner, LLC History New 15,241 18 0.0% 73 +15,241 New Q1 2026 May 13, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History Added to 15,000 18 0.0% 0.0% 72 +7,200 92.31% Q1 2026 May 14, 2026
Abel Hall, LLC History New 14,621 17 0.0% 74 +14,621 New Q1 2026 Apr 28, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 13,635 16 0.0% 0.0% 75 -31,355 -69.69% Q1 2026 May 15, 2026
Tower Research Capital LLC (TRC) History Added to 12,737 15 0.0% 0.0% 76 +8,597 207.66% Q1 2026 May 15, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History Added to 14,101 15 0.0% 0.0% 77 +1,951 16.06% Q1 2026 Apr 08, 2026
MERCER GLOBAL ADVISORS INC /ADV History New 11,436 14 0.0% 79 +11,436 New Q1 2026 May 15, 2026
JPMORGAN CHASE & CO History Added to 12,462 14 0.0% 0.0% 78 +214 1.75% Q1 2026 May 13, 2026
WELLS FARGO & COMPANY/MN History Reduced 11,346 13 0.0% 0.0% 80 -22,318 -66.3% Q1 2026 May 11, 2026
State of Alaska, Department of Revenue History No change 11,433 13 0.0% 0.0% 81 0 0.0% Q1 2026 Apr 20, 2026
Police & Firemen's Retirement System of New Jersey History No change 10,394 12 0.0% 0.0% 82 0 0.0% Q1 2026 Apr 29, 2026
Rockefeller Capital Management L.P. History Added to 8,634 10 0.0% 0.0% 83 +6,253 262.62% Q1 2026 May 14, 2026
BNP PARIBAS FINANCIAL MARKETS History Reduced 6,573 8 0.0% 0.0% 85 -10,264 -60.96% Q1 2026 May 12, 2026
MEEDER ASSET MANAGEMENT INC History No change 7,001 8 0.0% 0.0% 84 0 0.0% Q1 2026 May 07, 2026
Ameritas Investment Partners, Inc. History No change 4,806 5 0.0% 0.0% 86 0 0.0% Q1 2026 May 13, 2026
Legal & General Group Plc History No change 3,253 4 0.0% 0.0% 87 0 0.0% Q1 2026 May 08, 2026
CITIGROUP INC History Reduced 1,919 2 0.0% 0.0% 88 -67,304 -97.23% Q1 2026 May 11, 2026
OSAIC HOLDINGS, INC. History Reduced 2,360 2 0.0% 0.0% 89 -100 -4.07% Q1 2026 May 15, 2026
Physician Wealth Advisors, Inc. History New 952 1 0.0% 96 +952 New Q1 2026 Apr 24, 2026
Allworth Financial LP History New 876 1 0.0% 95 +876 New Q1 2026 May 14, 2026
Sterling Capital Management LLC History Reduced 994 1 0.0% 0.0% 93 -736 -42.54% Q1 2026 Apr 22, 2026
EverSource Wealth Advisors, LLC History Added to 1,204 1 0.0% 0.0% 94 +652 118.12% Q1 2026 May 15, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 1,623 1 0.0% 0.0% 91 -215 -11.7% Q1 2026 May 15, 2026
COMERICA BANK History No change 424 1 0.0% 0.0% 90 0 0.0% Q4 2025 Jan 29, 2026
Advisors Asset Management, Inc. History No change 898 1 0.0% 0.0% 92 0 0.0% Q1 2026 May 15, 2026
Verition Fund Management LLC History Closed out 0 0 0.0% -147,728 -100.0% Q1 2026 May 15, 2026
Walleye Capital LLC History Closed out 0 0 0.0% -113,900 -100.0% Q1 2026 May 13, 2026
Graham Capital Management, L.P. History Closed out 0 0 0.01% -85,677 -100.0% Q1 2026 May 15, 2026
Brevan Howard Capital Management LP History Closed out 0 0 0.0% -54,034 -100.0% Q1 2026 May 15, 2026
PharVision Advisers, LLC History Closed out 0 0 0.06% -41,769 -100.0% Q1 2026 May 11, 2026
BNP Paribas Asset Management Holding S.A. History Closed out 0 0 0.0% -34,934 -100.0% Q1 2026 May 14, 2026
BOOTHBAY FUND MANAGEMENT, LLC History Closed out 0 0 0.0% -32,168 -100.0% Q1 2026 May 15, 2026
Jain Global LLC History Closed out 0 0 0.0% -26,197 -100.0% Q1 2026 May 15, 2026
Strengthening Families & Communities, LLC History Closed out 0 0 0.02% -20,519 -100.0% Q1 2026 May 11, 2026
CANADA PENSION PLAN INVESTMENT BOARD History Closed out 0 0 0.0% -17,900 -100.0% Q1 2026 May 15, 2026
PRELUDE CAPITAL MANAGEMENT, LLC History Closed out 0 0 0.0% -17,000 -100.0% Q1 2026 May 15, 2026
HRT FINANCIAL LP History Closed out 0 0 0.0% -16,651 -100.0% Q1 2026 May 14, 2026
INTECH INVESTMENT MANAGEMENT LLC History Closed out 0 0 0.0% -16,523 -100.0% Q1 2026 May 08, 2026
ExodusPoint Capital Management, LP History Closed out 0 0 0.0% -16,360 -100.0% Q1 2026 May 14, 2026
State of Wyoming History Closed out 0 0 0.01% -16,342 -100.0% Q1 2026 May 13, 2026
SG Americas Securities, LLC History Closed out 0 0 0.0% -15,887 -100.0% Q1 2026 Apr 16, 2026
Cerity Partners LLC History Closed out 0 0 0.0% -12,189 -100.0% Q1 2026 May 15, 2026
Schonfeld Strategic Advisors LLC History Closed out 0 0 0.0% -12,058 -100.0% Q1 2026 May 15, 2026
Neuberger Berman Group LLC History Closed out 0 0 0.0% -10,217 -100.0% Q1 2026 May 14, 2026
Quarry LP History Closed out 0 0 0.0% -3,157 -100.0% Q1 2026 May 15, 2026
GROUP ONE TRADING LLC History Closed out 0 0 0.0% -1,387 -100.0% Q1 2026 May 13, 2026
GAMMA Investing LLC History Reduced 321 0 0.0% -1,324 -80.49% Q1 2026 Apr 06, 2026
SIMPLEX TRADING, LLC History Reduced 46 0 0.0% -1,250 -96.45% Q1 2026 May 14, 2026
AMALGAMATED BANK History Closed out 0 0 0.0% -943 -100.0% Q1 2026 May 08, 2026
UMB Bank, n.a. History Closed out 0 0 0.0% -841 -100.0% Q1 2026 May 11, 2026
ROYAL BANK OF CANADA History Reduced 354 0 0.0% -797 -69.24% Q1 2026 May 15, 2026
Advisory Services Network, LLC History New 661 0 +661 New Q1 2026 May 15, 2026
NISA INVESTMENT ADVISORS, LLC History New 297 0 +297 New Q1 2026 Apr 30, 2026
Optiver Holding B.V. History Reduced 316 0 0.0% -296 -48.37% Q1 2026 May 15, 2026
Farther Finance Advisors, LLC History Added to 292 0 +226 342.42% Q1 2026 Apr 07, 2026
FIFTH THIRD BANCORP History Added to 314 0 +222 241.3% Q1 2026 May 01, 2026
Torren Management, LLC History Closed out 0 0 -135 -100.0% Q1 2026 Apr 30, 2026
True Wealth Design, LLC History Reduced 339 0 0.0% -98 -22.43% Q1 2026 Apr 13, 2026
SBI Securities Co., Ltd. History Added to 503 0 0.0% +89 21.5% Q1 2026 Apr 27, 2026
ROTHSCHILD INVESTMENT LLC History Added to 108 0 +65 151.16% Q1 2026 May 07, 2026
Root Financial Partners, LLC History New 53 0 +53 New Q1 2026 Apr 24, 2026
Transamerica Financial Advisors, LLC History New 44 0 +44 New Q1 2026 May 15, 2026
MAI Capital Management History Added to 55 0 +37 205.56% Q1 2026 May 15, 2026
IFP Advisors, Inc History Added to 130 0 +35 36.84% Q1 2026 Apr 13, 2026
QUADRANT CAPITAL GROUP LLC History Reduced 105 0 -34 -24.46% Q1 2026 May 13, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History Closed out 0 0 -31 -100.0% Q1 2026 May 07, 2026
Sunbelt Securities, Inc. History Added to 151 0 +25 19.84% Q1 2026 May 15, 2026
Arax Advisory Partners History New 21 0 +21 New Q1 2026 May 13, 2026
SJS Investment Consulting Inc. History New 3 0 +3 New Q1 2026 Apr 23, 2026
Caitong International Asset Management Co., Ltd History New 1 0 +1 New Q1 2026 May 11, 2026
HUNTINGTON NATIONAL BANK History No change 1 0 0 0.0% Q1 2026 May 15, 2026
Covestor Ltd History No change 28 0 0 0.0% Q1 2026 May 05, 2026