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CIK 0001678660 · Non-accelerated filer<br>Smaller reporting company

Prelude Therapeutics Inc

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Ticker
PRLD
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
811384762
Phone
(302) 467-1280
Business address
175 INNOVATION BOULEVARD, WILMINGTON, DE, 19805
Former names
Prelude Therapeutics Inc.
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 62 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-11-05 Sandor Victor Director Grant or award · Director Stock Option (Right to Buy) +121,285 121,285
2025-10-17 Dorton Katina Director Grant or award · Director Stock Option (Right to Buy) +76,000 76,000
2025-10-04 Huang Jane President, CMO Option exercise +9,375 90,272
2025-10-04 Huang Jane President, CMO Shares withheld for taxes −3,355 $1.47 $5K 86,917
2025-10-04 Huang Jane President, CMO Option exercise · Restricted Stock Unit −9,375 18,750
2025-07-04 Huang Jane President, CMO Option exercise +9,375 84,252
2025-07-04 Huang Jane President, CMO Shares withheld for taxes −3,355 $0.79 $3K 80,897
2025-07-04 Huang Jane President, CMO Option exercise · Restricted Stock Unit −9,375 28,125
2025-06-12 Sandor Victor Director Grant or award · Director Stock Option (Right to Buy) +38,000 38,000
2025-06-12 Dier Mardi Director Grant or award · Director Stock Option (Right to Buy) +38,000 38,000
2025-06-12 FRIEDMAN PAUL A Director Grant or award · Director Stock Option (Right to Buy) +38,000 38,000
2025-06-12 Bonita David P Director Grant or award · Director Stock Option (Right to Buy) +38,000 38,000
2025-06-12 Babler Martin Director Grant or award · Director Stock Option (Right to Buy) +38,000 38,000
2025-06-12 BAKER BROS. ADVISORS LP Director Grant or award · Non- Qualified Stock Option (right to buy) +76,000 76,000
2025-06-12 BAKER BROS. ADVISORS LP Director Grant or award · Non- Qualified Stock Option (right to buy) +76,000 76,000
2025-04-04 Huang Jane President, CMO Option exercise +9,375 78,232
2025-04-04 Huang Jane President, CMO Shares withheld for taxes −3,355 $0.68 $2K 74,877
2025-04-04 Huang Jane President, CMO Option exercise · Restricted Stock Unit −9,375 37,500
2025-03-25 Combs Andrew Chief Chemistry Officer Purchase +100,000 $0.69 $69K 480,123
2025-03-25 Vaddi Krishna CEO Purchase +675,000 $0.69 $467K 1,999,296

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