Definitive Healthcare (DH)
Definitive Healthcare on one page: short interest, daily short volume, fails to deliver, large holders, 13F holders, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as services-prepackaged software.
1.9M
Short interest
settlement 2026-10-15
8.6
Days to cover
+7.2 days vs prior
33.8%
Short share of volume
2026-11-02
6,472
Fails to deliver
settlement 2026-10-14
Thu 5 Nov
Next earnings
estimated date
$0
Insider flow, 90 days
0 buys, 0 sells
As of 2026-11-02.
Short interest
FINRA, twice a month. The newest 48 settlements in the table, 48 in the chart. JSONAs of 15 October 2026, short interest in DH is 1,926,316 shares, up 106,177 shares over the last month. Over the last 48 readings it ranged from 1,675,200 shares (30 September 2026) to 4,628,122 shares (13 June 2025). The latest reading sits at the bottom of that range. At the reported average volume of 223K shares a day that is 8.6 days to cover.
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| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-10-15 | 1,926,316 | +15.0% | 222,848 | 8.64 |
| 2026-09-30 | 1,675,200 | -8.0% | 1,171,831 | 1.43 |
| 2026-09-15 | 1,820,139 | -8.3% | 1,383,411 | 1.32 |
| 2026-08-31 | 1,985,563 | -3.6% | 293,695 | 6.76 |
| 2026-08-14 | 2,059,101 | +4.7% | 241,333 | 8.53 |
| 2026-07-31 | 1,967,457 | -3.6% | 163,236 | 12.05 |
| 2026-07-15 | 2,041,935 | -5.2% | 316,072 | 6.46 |
| 2026-06-30 | 2,154,011 | -18.3% | 881,596 | 2.44 |
| 2026-06-15 | 2,635,403 | -5.7% | 248,218 | 10.62 |
| 2026-05-29 | 2,795,635 | -1.4% | 337,225 | 8.29 |
| 2026-05-15 | 2,835,118 | +0.9% | 329,418 | 8.61 |
| 2026-04-30 | 2,809,489 | +2.6% | 221,134 | 12.70 |
| 2026-04-15 | 2,737,047 | +5.4% | 216,013 | 12.67 |
| 2026-03-31 | 2,596,860 | +10.0% | 504,680 | 5.15 |
| 2026-03-13 | 2,360,542 | +10.5% | 358,849 | 6.58 |
| 2026-02-27 | 2,136,159 | -6.7% | 356,586 | 5.99 |
| 2026-02-13 | 2,290,557 | -5.4% | 351,993 | 6.51 |
| 2026-01-30 | 2,420,348 | +5.7% | 320,228 | 7.56 |
| 2026-01-15 | 2,289,086 | +1.8% | 439,634 | 5.21 |
| 2025-12-31 | 2,248,253 | -23.2% | 774,861 | 2.90 |
| 2025-12-15 | 2,928,539 | -9.3% | 395,485 | 7.40 |
| 2025-11-28 | 3,228,859 | -7.3% | 288,799 | 11.18 |
| 2025-11-14 | 3,482,260 | -3.5% | 283,964 | 12.26 |
| 2025-10-31 | 3,610,061 | -5.2% | 210,418 | 17.16 |
| 2025-10-15 | 3,806,581 | -2.2% | 352,837 | 10.79 |
| 2025-09-30 | 3,893,771 | -11.7% | 373,687 | 10.42 |
| 2025-09-15 | 4,410,958 | +6.0% | 275,811 | 15.99 |
| 2025-08-29 | 4,162,327 | +3.2% | 246,383 | 16.89 |
| 2025-08-15 | 4,032,865 | -7.2% | 571,041 | 7.06 |
| 2025-07-31 | 4,346,805 | +3.6% | 401,321 | 10.83 |
| 2025-07-15 | 4,193,892 | +1.1% | 411,665 | 10.19 |
| 2025-06-30 | 4,148,655 | -10.4% | 971,839 | 4.27 |
| 2025-06-13 | 4,628,122 | +19.9% | 650,742 | 7.11 |
| 2025-05-30 | 3,860,232 | +7.5% | 603,967 | 6.39 |
| 2025-05-15 | 3,590,650 | -4.4% | 887,433 | 4.05 |
| 2025-04-30 | 3,755,249 | +7.3% | 477,148 | 7.87 |
| 2025-04-15 | 3,500,006 | -5.8% | 1,645,461 | 2.13 |
| 2025-03-31 | 3,713,400 | +23.4% | 925,513 | 4.01 |
| 2025-03-14 | 3,009,180 | +8.5% | 1,140,666 | 2.64 |
| 2025-02-28 | 2,772,461 | +30.1% | 1,465,284 | 1.89 |
| 2025-02-14 | 2,131,073 | -1.7% | 685,510 | 3.11 |
| 2025-01-31 | 2,168,218 | +3.1% | 1,223,871 | 1.77 |
| 2025-01-15 | 2,102,694 | -1.5% | 254,057 | 8.28 |
| 2024-12-31 | 2,134,559 | -9.2% | 475,260 | 4.49 |
| 2024-12-13 | 2,350,413 | -4.5% | 333,173 | 7.05 |
| 2024-11-29 | 2,460,190 | -9.1% | 509,877 | 4.83 |
| 2024-11-15 | 2,705,710 | -0.3% | 600,555 | 4.51 |
| 2024-10-31 | 2,715,152 | -2.3% | 261,179 | 10.40 |
Daily short volume
FINRA Reg SHO, the last 30 sessions. JSONAs of 2 November 2026, the short share of DH volume is 33.8%, up 13.5 points over the last five sessions. Over the last 30 readings it ranged from 11.5% (22 October 2026) to 75.6% (13 October 2026). The latest reading is 7.6 points below the 30-session average of 41.4%, on 358K shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-11-02 | 121K | 358K | 33.8% | 0 |
| 2026-10-30 | 69K | 193K | 35.7% | 0 |
| 2026-10-29 | 47K | 114K | 41.0% | 0 |
| 2026-10-28 | 53K | 281K | 18.9% | 0 |
| 2026-10-27 | 25K | 66K | 37.8% | 390 |
| 2026-10-26 | 19K | 92K | 20.3% | 0 |
| 2026-10-23 | 44K | 88K | 50.0% | 0 |
| 2026-10-22 | 11K | 99K | 11.5% | 0 |
| 2026-10-21 | 31K | 96K | 31.9% | 0 |
| 2026-10-20 | 100K | 197K | 50.8% | 4 |
| 2026-10-19 | 248K | 906K | 27.4% | 77 |
| 2026-10-16 | 15K | 33K | 45.0% | 0 |
| 2026-10-15 | 23K | 43K | 54.0% | 0 |
| 2026-10-14 | 12K | 30K | 38.6% | 0 |
| 2026-10-13 | 90K | 119K | 75.6% | 0 |
| 2026-10-12 | 154K | 284K | 54.4% | 0 |
| 2026-10-09 | 24K | 40K | 60.6% | 0 |
| 2026-10-08 | 77K | 146K | 52.5% | 0 |
| 2026-10-07 | 17K | 72K | 23.7% | 0 |
| 2026-10-06 | 29K | 76K | 37.9% | 0 |
| 2026-10-05 | 23K | 70K | 33.3% | 0 |
| 2026-10-02 | 35K | 92K | 37.5% | 0 |
| 2026-10-01 | 74K | 180K | 41.4% | 0 |
| 2026-09-30 | 86K | 118K | 72.5% | 0 |
| 2026-09-29 | 45K | 111K | 40.1% | 1 |
| 2026-09-28 | 99K | 175K | 56.7% | 0 |
| 2026-09-25 | 124K | 299K | 41.4% | 0 |
| 2026-09-24 | 61K | 301K | 20.1% | 339 |
| 2026-09-23 | 138K | 213K | 64.8% | 0 |
| 2026-09-22 | 506K | 1.6M | 31.8% | 0 |
Fails to deliver
SEC, the last 30 settlement dates with a fail. JSONAs of 14 October 2026, the fails-to-deliver balance in DH is 6,472 shares, up 1,522 shares over the last settlement date. Over the last 30 readings it ranged from 3 shares (29 July 2026) to 28,329 shares (12 February 2026).
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-10-14 | 6,472 | $0.98 | $6K |
| 2026-10-13 | 4,950 | $0.98 | $5K |
| 2026-10-07 | 596 | $0.99 | $590 |
| 2026-09-28 | 3,313 | $0.95 | $3K |
| 2026-09-24 | 932 | $1.01 | $941 |
| 2026-09-08 | 683 | $1.05 | $717 |
| 2026-09-04 | 27,016 | $1.04 | $28K |
| 2026-08-27 | 946 | $0.79 | $747 |
| 2026-08-26 | 968 | $0.75 | $726 |
| 2026-08-25 | 124 | $0.72 | $89 |
| 2026-08-21 | 278 | $0.73 | $203 |
| 2026-08-20 | 7,862 | $0.72 | $6K |
| 2026-08-18 | 173 | $0.64 | $111 |
| 2026-08-17 | 93 | $0.64 | $60 |
| 2026-07-29 | 3 | $0.71 | $2 |
| 2026-07-27 | 50 | $0.68 | $34 |
| 2026-06-10 | 1,974 | $0.85 | $2K |
| 2026-05-14 | 501 | $0.89 | $446 |
| 2026-05-04 | 10 | $0.99 | $10 |
| 2026-04-30 | 3,766 | $0.93 | $4K |
| 2026-04-29 | 223 | $1.01 | $225 |
| 2026-04-14 | 98 | $0.99 | $97 |
| 2026-04-07 | 186 | $1.10 | $205 |
| 2026-04-06 | 197 | $1.08 | $213 |
| 2026-04-01 | 17,671 | $1.23 | $22K |
| 2026-03-30 | 180 | $1.05 | $189 |
| 2026-03-25 | 12 | $1.11 | $13 |
| 2026-03-13 | 18,718 | $1.13 | $21K |
| 2026-02-12 | 28,329 | $1.69 | $48K |
| 2026-02-03 | 215 | $2.34 | $503 |
Insider trades
SEC Form 4, newest first. JSONNo open-market insider trades were reported for DH in the last 90 days. The most recent filings are listed below. Latest filing: Ritchey Clay Brian (Chief Executive Officer) on 2026-10-23.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-10-23 | Ritchey Clay Brian | Chief Executive Officer | Grant | 2.6M | $0.00 | $0 | 2.6M |
| 2026-10-01 | Heller Casey | Chief Financial Officer | Tax withholding | 13K | $0.94 | $12K | 1.8M |
| 2026-10-01 | Paris Jonathan | Chief Legal Officer | Tax withholding | 8K | $0.94 | $7K | 865K |
| 2026-09-01 | Heller Casey | Chief Financial Officer | Tax withholding | 41K | $0.90 | $37K | 1.8M |
| 2026-08-01 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 12K | $0.68 | $8K | 1.2M |
| 2026-08-01 | Heller Casey | Chief Financial Officer | Tax withholding | 2K | $0.68 | $1K | 1.8M |
| 2026-07-01 | Paris Jonathan | Chief Legal Officer | Tax withholding | 31K | $0.80 | $24K | 872K |
| 2026-07-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 38K | $0.80 | $30K | 5.0M |
| 2026-06-04 | Stephenson Scott G | Director | Grant | 189K | $0.00 | $0 | 313K |
| 2026-06-04 | Winters Kathleen A | Director | Grant | 189K | $0.00 | $0 | 309K |
| 2026-06-04 | Chilukuri Sastry | Director | Grant | 189K | $0.00 | $0 | 316K |
| 2026-06-04 | Hamood Samuel A | Director | Grant | 189K | $0.00 | $0 | 289K |
| 2026-06-01 | Heller Casey | Chief Financial Officer | Tax withholding | 164K | $0.99 | $163K | 1.8M |
| 2026-06-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 66K | $0.99 | $65K | 5.0M |
| 2026-05-01 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 12K | $0.99 | $12K | 1.2M |
| 2026-05-01 | Heller Casey | Chief Financial Officer | Tax withholding | 1K | $0.99 | $1K | 2.0M |
| 2026-04-01 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 45K | $1.09 | $49K | 1.2M |
| 2026-04-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 38K | $1.09 | $41K | 5.1M |
| 2026-03-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 176K | $1.28 | $225K | 5.1M |
| 2026-02-24 | Graboske Benjamin | EVP, Chief Data Officer | Grant | 631K | $0.00 | $0 | 1.3M |
| 2026-02-24 | Paris Jonathan | Chief Legal Officer | Grant | 482K | $0.00 | $0 | 903K |
| 2026-02-24 | Heller Casey | Chief Financial Officer | Grant | 733K | $0.00 | $0 | 2.0M |
| 2026-02-24 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Grant | 243K | $0.00 | $0 | 1.3M |
| 2026-02-24 | Coop Kevin | Chief Executive Officer | Grant | 1.7M | $0.00 | $0 | 5.3M |
| 2026-02-01 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 45K | $2.32 | $103K | 1.0M |
| 2026-02-01 | Heller Casey | Chief Financial Officer | Tax withholding | 1K | $2.32 | $3K | 1.3M |
| 2026-01-05 | Heller Casey | Chief Financial Officer | Grant | 195K | $0.00 | $0 | 1.3M |
| 2026-01-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 28K | $2.87 | $81K | 3.6M |
| 2025-12-22 | Graboske Benjamin | EVP, Chief Data Officer | Tax withholding | 341K | $2.53 | $864K | 677K |
| 2025-11-01 | Heller Casey | Chief Financial Officer | Tax withholding | 1K | $2.77 | $3K | 1.1M |
| 2025-11-01 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 19K | $2.77 | $52K | 1.1M |
| 2025-10-01 | Heller Casey | Chief Financial Officer | Tax withholding | 8K | $3.56 | $30K | 1.1M |
| 2025-10-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 38K | $3.56 | $134K | 3.6M |
| 2025-09-14 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 4K | $4.15 | $17K | 1.1M |
| 2025-08-01 | Heller Casey | Chief Financial Officer | Tax withholding | 1K | $3.74 | $5K | 1.1M |
| 2025-08-01 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 5K | $3.74 | $18K | 694K |
| 2025-08-01 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 19K | $3.74 | $70K | 1.1M |
| 2025-07-01 | Paris Jonathan | Chief Legal Officer | Grant | 421K | $0.00 | $0 | 421K |
| 2025-07-01 | Coop Kevin | Chief Executive Officer | Tax withholding | 117K | $4.05 | $473K | 3.6M |
| 2025-06-14 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 1K | $3.65 | $4K | 699K |
| 2025-06-14 | Krantz Jason Ronald | Director, 10% owner, EXECUTIVE CHAIRMAN | Tax withholding | 4K | $3.65 | $15K | 1.1M |
| 2025-06-10 | Heller Casey | Chief Financial Officer | Grant | 486K | $0.00 | $0 | 1.1M |
| 2025-06-05 | Hamood Samuel A | Director | Grant | 56K | $0.00 | $0 | 100K |
| 2025-06-05 | Stephenson Scott G | Director | Grant | 56K | $0.00 | $0 | 124K |
| 2025-06-05 | Larsen Jill | Director | Grant | 56K | $0.00 | $0 | 115K |
| 2025-06-05 | Winters Kathleen A | Director | Grant | 56K | $0.00 | $0 | 120K |
| 2025-06-05 | Chilukuri Sastry | Director | Grant | 56K | $0.00 | $0 | 127K |
| 2025-06-02 | Heller Casey | Chief Financial Officer | Grant | 498K | $0.00 | $0 | 605K |
| 2025-05-01 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 8K | $2.75 | $22K | 653K |
| 2025-05-01 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 5K | $2.75 | $13K | 700K |
| 2025-05-01 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 19K | $2.75 | $52K | 1.1M |
| 2025-04-28 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Grant | 243K | $0.00 | $0 | 704K |
| 2025-04-03 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Grant | 154K | $0.00 | $0 | 1.1M |
| 2025-03-14 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 963 | $2.59 | $2K | 661K |
| 2025-03-14 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 4K | $2.59 | $11K | 971K |
| 2025-03-14 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 1K | $2.59 | $3K | 461K |
| 2025-03-03 | Graboske Benjamin | EVP, Chief Data Officer | Grant | 1.0M | $0.00 | $0 | 1.0M |
| 2025-03-01 | Coop Kevin | Chief Executive Officer | Grant | 2.4M | $0.00 | $0 | 3.7M |
| 2025-02-14 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 7K | $5.55 | $41K | 975K |
| 2025-02-14 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Grant | 16K | $0.00 | $0 | 983K |
| 2025-02-01 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 27K | $4.86 | $132K | 661K |
| 2025-02-01 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 57K | $4.86 | $277K | 966K |
| 2025-02-01 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 16K | $4.86 | $79K | 462K |
| 2025-02-01 | Moschella William | Chief Product & Tech Officer | Tax withholding | 29K | $4.86 | $139K | 451K |
| 2025-01-21 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 10K | $4.41 | $45K | 689K |
| 2025-01-21 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Grant | 107K | $0.00 | $0 | 699K |
| 2025-01-21 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 23K | $4.41 | $100K | 1.0M |
| 2025-01-21 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Grant | 179K | $0.00 | $0 | 1.0M |
| 2025-01-21 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 5K | $4.41 | $24K | 478K |
| 2025-01-21 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Grant | 56K | $0.00 | $0 | 484K |
| 2025-01-21 | Moschella William | Chief Product & Tech Officer | Tax withholding | 7K | $4.41 | $30K | 480K |
| 2025-01-21 | Moschella William | Chief Product & Tech Officer | Grant | 66K | $0.00 | $0 | 487K |
| 2025-01-01 | Moschella William | Chief Product & Tech Officer | Tax withholding | 13K | $4.11 | $55K | 420K |
| 2024-12-14 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 2K | $4.49 | $7K | 591K |
| 2024-12-14 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 1K | $4.49 | $5K | 428K |
| 2024-12-14 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 4K | $4.49 | $18K | 867K |
| 2024-12-03 | Moschella William | Chief Product & Tech Officer | Sell | 45K | $4.70 | $212K | 434K |
| 2024-11-05 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Grant | 92K | $0.00 | $0 | 593K |
| 2024-11-01 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 8K | $4.18 | $33K | 871K |
| 2024-11-01 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Tax withholding | 3K | $4.18 | $10K | 429K |
| 2024-11-01 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 4K | $4.18 | $16K | 500K |
| 2024-11-01 | Moschella William | Chief Product & Tech Officer | Tax withholding | 4K | $4.18 | $15K | 479K |
| 2024-09-29 | Shamsuddin Kate Marie | CHIEF OPERATING OFFICER | Grant | 113K | $0.00 | $0 | 431K |
| 2024-09-14 | Shamsuddin Kate Marie | CHIEF STRATEGY OFFICER | Tax withholding | 1K | $4.44 | $5K | 318K |
| 2024-09-14 | Krantz Jason Ronald | Director,TenPercentOwner,Other | Tax withholding | 4K | $4.44 | $18K | 879K |
| 2024-09-14 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 993 | $4.44 | $4K | 504K |
| 2024-08-01 | Krantz Jason Ronald | INTERIM CEO | Tax withholding | 8K | $3.95 | $30K | 883K |
| 2024-08-01 | Shamsuddin Kate Marie | CHIEF STRATEGY OFFICER | Tax withholding | 3K | $3.95 | $10K | 319K |
| 2024-08-01 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 4K | $3.95 | $14K | 505K |
| 2024-08-01 | Moschella William | Chief Product & Tech Officer | Tax withholding | 14K | $3.95 | $57K | 482K |
| 2024-07-04 | Coop Kevin | Chief Executive Officer | Grant | 186K | $0.00 | $0 | 1.4M |
| 2024-06-24 | Coop Kevin | Chief Executive Officer | Grant | 1.2M | $0.00 | $0 | 1.2M |
| 2024-06-14 | Krantz Jason Ronald | INTERIM CEO | Tax withholding | 4K | $5.62 | $22K | 891K |
| 2024-06-14 | Shamsuddin Kate Marie | CHIEF STRATEGY OFFICER | Tax withholding | 1K | $5.62 | $6K | 321K |
| 2024-06-14 | Booth Richard Douglas | CHIEF FINANCIAL OFFICER | Tax withholding | 993 | $5.62 | $6K | 509K |
| 2024-05-22 | Chilukuri Sastry | Director | Grant | 27K | $0.00 | $0 | 71K |
| 2024-05-22 | Hamood Samuel A | Director | Grant | 27K | $0.00 | $0 | 59K |
| 2024-05-22 | Larsen Jill | Director | Grant | 27K | $0.00 | $0 | 59K |
| 2024-05-22 | Stephenson Scott G | Director | Grant | 27K | $0.00 | $0 | 68K |
| 2024-05-22 | Winters Kathleen A | Director | Grant | 27K | $0.00 | $0 | 64K |
Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.
Large holders (13D and 13G)
One row per reporting person with its latest filing, newest first. JSON7 holders report 5% or more of DH in their latest filing, 5 on Schedule 13D (active intent). The largest reported stake is Advent International GP, LLC at 58.5% of the class (62,493,676 shares), filed 2026-10-01 for an event on 2026-09-29.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-10-01 | 13D/Ano. 1 | Advent International GP, LLCother entity | 62.5M | 58.5% | 2026-09-29 |
| 2026-10-01 | 13D/Ano. 1 | Advent International, L.P.partnership | 62.5M | 58.5% | 2026-09-29 |
| 2026-10-01 | 13D/Ano. 1 | Advent International GPE IX Limited Partnershippartnership | 17.0M | 15.9% | 2026-09-29 |
| 2026-10-01 | 13D/Ano. 1 | Advent International GPE IX-H Limited Partnershippartnership | 5.4M | 5.1% | 2026-09-29 |
| 2026-09-02 | 13D | Jason Ronald Krantzindividual | 22.5M | 17.6% | 2026-09-01 |
| 2026-02-09 | 13G/Ano. 1 | THE GOLDMAN SACHS GROUP, INC.parent holding company, corporation | 5.9M | 5.7% | 2025-12-31 |
| 2026-02-09 | 13G/Ano. 1 | GOLDMAN SACHS & CO. LLCbroker-dealer, other entity, investment adviser | 5.9M | 5.7% | 2025-12-31 |
13F holders
Tracked managers holding DH at their latest 13F. JSON6 of the 30 tracked managers held DH at their latest 13F, $3.6M in total at quarter-end prices. D. E. Shaw & Co. is the largest at $1.6M (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 3 added shares and 3 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| D. E. Shaw & Co. | 2026-06-30 | 2.0M | $1.6M | 0.00% | -126K |
| AQR Capital Management | 2026-06-30 | 899K | $747K | 0.00% | +197K |
| Renaissance Technologies | 2026-06-30 | 525K | $436K | 0.00% | +14K |
| Two Sigma Investments | 2026-06-30 | 509K | $423K | 0.00% | +276K |
| Millennium Management | 2026-06-30 | 276K | $229K | 0.00% | -314K |
| Citadel Advisors | 2026-06-30 | 166K | $138K | 0.00% | -267K |
Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.
What this page is
Definitive Healthcare in the regulatory record
Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.
Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.
This page follows Definitive Healthcare (DH), SEC CIK 1861795, listed on Nasdaq, classified by the SEC as services-prepackaged software. The cross-market tables live on the short interest and insider transactions hubs.
Source and updates
- Short interest
- FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-10-15.JSON and CSV
- Daily short volume
- FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-11-02.JSON and CSV
- Fails to deliver
- SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-10-14.JSON and CSV
- Large holders
- SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-10-01.JSON and CSV
- 13F holders
- SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
- Earnings dates
- SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-08-10.JSON and CSV
- Insider trades
- SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-10-23.JSON and CSV
- Company record
- EDGAR filing index for CIK 1861795Ticker, name and exchange from the SEC's company list, refreshed weekly.
- Rate limits
- 10 requests a minute without a key, 30 with a free key from a free account.
How to read it
- Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
- Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
- Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.
Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.
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Datasets
Frequently Asked Questions
How much of DH is sold short?
1,926,316 shares were held short at the 2026-10-15 settlement, 8.6 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is DH's daily short volume?
On 2026-11-02, 121,111 of the 358,060 DH shares reported to FINRA were sold short, 33.8% of the day's reported volume. Short volume is a flow for one day, not a position.
Does DH have fails to deliver?
The SEC's latest file shows 6,472 DH shares failed to deliver at settlement 2026-10-14. Fails are reported per settlement date and published twice a month with a lag.
Are DH insiders buying or selling?
No open-market insider trades were reported for DH in the last 90 days. The most recent filings are listed below. Latest filing: Ritchey Clay Brian (Chief Executive Officer) on 2026-10-23.
Who owns 5% or more of DH?
7 holders report 5% or more of DH in their latest filing, 5 on Schedule 13D (active intent). The largest reported stake is Advent International GP, LLC at 58.5% of the class (62,493,676 shares), filed 2026-10-01 for an event on 2026-09-29.
Which tracked 13F managers own DH?
6 of the 30 tracked 13F managers held DH shares at their latest filing, $3.6M in all. The largest: D. E. Shaw & Co. (2.0M shares, $1.6M), Cliff Asness's AQR Capital Management (899K shares, $747K), Renaissance Technologies (525K shares, $436K), Two Sigma Investments (509K shares, $423K), Izzy Englander's Millennium Management (276K shares, $229K), Ken Griffin's Citadel Advisors (166K shares, $138K).
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.