PRLD on Nasdaq

Prelude Therapeutics Inc

American pharmaceutical preparations company, incorporated in Delaware.

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Last updated Oct 18, 2026.

Overview

Compare with Emmaus Life Sciences, Inc., Spero Therapeutics, Inc. or Jaguar Health, Inc., or pick any stock.

  • TickerPRLD on Nasdaq
  • IndustryPharmaceutical Preparations
  • HeadquartersDE
  • Incorporated inDE2
  • Business address175 Innovation Boulevard, Wilmington, De 198052
  • Filer categoryNon-accelerated filer, Smaller reporting company2

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2025

-861.3%Operating margin3
-819.6%Net margin3
73.4%Revenue growth, 20253
-145.0%Return on equity3
-$56.4MFree cash flow3

Where the money goes

Where each dollar of revenue went, fiscal 2025

  • Research and development100¢$94.3M

Out of $12.1M in revenue.3 The company lost money this year.

Financial statements

Revenue3$12.1M in 2025+73% since 2024
0$5.0M$10.0M$15.0M2024: $7.0M$7.0M20242025: $12.1M$12.1M2025+73%
Operating income456783-$104.6M in 2025+272% since 2019
-$150.0M-$100.0M-$50.0M02019: -$28.1M-$28.1M20192020: -$58.8M-$58.8M2020+109%2021: -$113.7M-$113.7M2021+94%2022: -$123.5M-$123.5M2022+9%2023: -$132.3M-$132.3M2023+7%2024: -$139.7M-$139.7M2024+6%2025: -$104.6M-$104.6M2025−25%
Net income456783-$99.5M in 2025+261% since 2019
-$150.0M-$100.0M-$50.0M02019: -$27.6M-$27.6M20192020: -$56.9M-$56.9M2020+106%2021: -$111.7M-$111.7M2021+96%2022: -$115.4M-$115.4M2022+3%2023: -$121.8M-$121.8M2023+6%2024: -$127.2M-$127.2M2024+4%2025: -$99.5M-$99.5M2025−22%

Every line of the income statement as filed: the last 2 fiscal years, latest first.3

Period ending2025-12-312024-12-31
Revenue$12.1M$7.0M
Research and development$94.3M$118.0M
General and administrative$22.4M$28.7M
Total operating expenses$116.7M$146.7M
Loss from operations-$104.6M-$139.7M
Other income, net$5.1M$12.5M
Net loss-$99.5M-$127.2M
Net loss per share of common stock, basic-$1.29-$1.68
Net loss per share of common stock, diluted-$1.29-$1.68
Weighted average common shares outstanding, basic77.0M shares75.8M shares
Weighted average common shares outstanding diluted77.0M shares75.8M shares
Unrealized (loss) on marketable securities, net of tax-$27.0K-$188.0K
Comprehensive loss-$99.5M-$127.4M

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Leadership

Who has led Prelude Therapeutics Inc, and when. Pick a name to see everywhere that person has worked.

Board members and other officers (20)

Former names

  • Prelude Therapeutics Inc.Jul 11, 2016 to Oct 20, 20172

Timeline

  1. Sep 24, 2020New chief executive Krishna Vaddi becomes CEO11

Filings

264 filings to the SEC since October 2021: 5 annual reports, 15 quarterly reports, 58 major events, 117 insider forms, 24 large holders, 45 other. The latest 20:

  1. Sep 10, 20268-K EDGAR
  2. Aug 11, 202610-Q EDGAR
  3. Aug 11, 20268-K EDGAR
  4. Jul 8, 2026SCHEDULE 13G EDGAR
  5. Jun 10, 20264 PRIMARY DOCUMENT EDGAR
  6. Jun 10, 20264 PRIMARY DOCUMENT EDGAR
  7. Jun 10, 20264 PRIMARY DOCUMENT EDGAR
  8. Jun 10, 20264 PRIMARY DOCUMENT EDGAR
  9. Jun 10, 20264 PRIMARY DOCUMENT EDGAR
  10. Jun 10, 20264 EDGAR
  11. Jun 10, 20268-K EDGAR
  12. May 12, 202610-Q EDGAR
  13. May 12, 20268-K EDGAR
  14. May 4, 20264 PRIMARY DOCUMENT EDGAR
  15. Apr 29, 2026ARS EDGAR
  16. Apr 29, 2026DEFA14A EDGAR
  17. Apr 29, 2026DEF 14A EDGAR
  18. Apr 28, 2026SCHEDULE 13G EDGAR
  19. Apr 28, 20264 EDGAR
  20. Apr 28, 20263 EDGAR

The 264 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last three years, summarized. The full record is on SEC EDGAR.

Insider trades and holders

Large holders

Investors who own more than 5% must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively. 24 such filings since October 2021, the latest 10:

  1. Jul 8, 2026SCHEDULE 13G
  2. Apr 28, 2026SCHEDULE 13G
  3. Apr 23, 2026SCHEDULE 13D/A
  4. Apr 22, 2026SCHEDULE 13D/A
  5. Feb 13, 2026SCHEDULE 13G/A
  6. Nov 7, 2025SCHEDULE 13G
  7. Jun 13, 2025SCHEDULE 13D/A
  8. May 15, 2025SCHEDULE 13G/A
  9. Feb 14, 2025SCHEDULE 13G/A
  10. Feb 13, 2025SCHEDULE 13G/A

From Forms 4 and Schedules 13D and 13G filed with the SEC.

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 75. Change is in shares since the quarter before.

FundSharesValueShare of the fundChange
Orbimed Advisors LLC13,724,571$73.2M1.4%+2,815,315
Baker Bros. Advisors LP10,123,824$54.0M0.3%No change
Ra Capital Management, L.P.6,475,882$34.5M0.3%New
Soleus Capital Management, L.P.3,378,378$18.0M0.6%New
Kynam Capital Management, LP2,415,087$12.9M0.7%+822,536
Vanguard Capital Management LLC2,009,445$10.7M0.0%+779,039
BlackRock, Inc.1,797,501$9.6M0.0%+1,475,615
Sphera Funds Management Ltd.1,019,832$5.4M0.8%+461,493
Two Sigma Investments, LP993,369$5.3M0.0%+69,743
ADAR1 Capital Management, LLC900,900$4.8M0.2%+748,075
Millennium Management LLC844,993$4.5M0.0%+462,256
Geode Capital Management, LLC841,862$4.5M0.0%+539,404
Adage Capital Partners Gp, L.l.c.766,095$4.1M0.0%New
Morgan Stanley503,860$2.7M0.0%+181,699
State Street Corp428,787$2.3M0.0%+290,556
UBS Group AG318,797$1.7M0.0%+254,292
Vanguard Fiduciary Trust Co284,886$1.5M0.0%+127,506
Renaissance Technologies LLC281,200$1.5M0.0%+6,000
Northern Trust Corp240,599$1.3M0.0%+190,479
Vanguard Portfolio Management LLC193,920$1.0M0.0%New
Marshall Wace, Llp190,692$1.0M0.0%−168,214
Connor, Clark & Lunn Investment Management Ltd.125,606$669.5K0.0%+16,521
Goldman Sachs Group Inc120,834$644.0K0.0%−115,635
Hillsdale Investment Management Inc.81,400$433.9K0.0%New
Bank of New York Mellon Corp68,187$363.4K0.0%New

13F reports cover disclosed long positions in U.S. stocks only.

Sources

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