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Replimune Group, Inc.

REPL
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001737953

In the last 90 days, Replimune Group, Inc. insiders filed 0 open-market purchases and 3 sales; 200 institutions reported holding it in 13F filings for Q2 2026, worth $1.06B in total; no superinvestor holds it.

Holders of 5% or more of REPL

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Replimune Group, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of REPL
HolderLatest formStakeChangeFirst filedLatest filingFiling
Baker Bros. Advisors LP13D/A11.80%11.1M shares−2.50 ppfrom 14.30%Feb 14, 20235 filingsAug 11, 2026SEC
RTW Investments, LP13G/A8.90%7.36M shares+0.70 ppfrom 8.20%Nov 14, 20252 filingsMay 15, 2026SEC
Ridgeback Capital Investments L.P.13G/A8.70%7.31M shares+1.10 ppfrom 7.60%May 21, 20262 filingsAug 14, 2026SEC
Suvretta Capital Management, LLC13G/A7.90%6.61M shares+2.80 ppfrom 5.10%May 12, 20262 filingsAug 6, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

59 Schedule 13D and 13G filings on Replimune Group, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on REPL
Filed (ET)FilerFormStakeChangeEvent dateFiling
Nov 10, 20269:10 AM ETState Street Corp13G4.40%4.17M shares−0.90 ppfrom 5.30%Below 5%Sep 30, 2026SEC
Nov 9, 20262:13 PM ETGoldman Sachs Group Incand 1 other13G/A3.30%3.12M shares−2.00 ppfrom 5.30%Below 5%Sep 30, 2026SEC
Aug 14, 20264:00 PM ETRidgeback Capital Investments L.P.and 2 others13G/A8.70%7.31M shares+1.10 ppfrom 7.60%Jun 30, 2026SEC
Aug 11, 20265:50 PM ETBaker Bros. Advisors LPand 3 others13D/A11.80%11.1M shares−2.50 ppfrom 14.30%Aug 9, 2026SEC
Aug 10, 20268:34 PM ETGoldman Sachs Group Incand 1 other13G5.30%4.42M sharesNewJun 30, 2026SEC
Aug 7, 202610:51 AM ETState Street Corp13G5.30%4.44M shares–Jun 30, 2026SEC
Aug 6, 20265:48 PM ETSuvretta Capital Management, LLCand 2 others13G/A7.90%6.61M shares+2.80 ppfrom 5.10%Jul 30, 2026SEC
May 21, 20265:24 PM ETRidgeback Capital Investments L.P.and 2 others13G7.60%6.25M sharesNewMay 14, 2026SEC
May 15, 20268:30 AM ETRTW Investments, LPand 1 other13G/A8.90%7.36M shares+0.70 ppfrom 8.20%Mar 31, 2026SEC
May 12, 20266:32 PM ETSuvretta Capital Management, LLCand 1 other13G5.10%4.22M sharesNewMar 31, 2026SEC
May 7, 202611:04 AM ETPrice T Rowe Associates Inc13G/A0.20%158.0K shares−10.40 ppfrom 10.60%Below 5%Apr 30, 2026SEC
Feb 17, 20268:28 AM ETForbion Capital Fund III Cooperatief U.A.and 1 other13G/A3.50%2.81M shares−2.60 ppfrom 6.10%Below 5%Dec 31, 2025SEC
Nov 14, 20254:15 PM ETRedmile Group, LLCand 1 other13G/A0.70%535.8K shares−5.70 ppfrom 6.40%Below 5%Sep 30, 2025SEC
Nov 14, 20254:12 PM ETPoint72 Asset Management, L.P.and 2 others13G/A4.70%3.63M shares−1.00 ppfrom 5.70%Below 5%Sep 30, 2025SEC
Nov 14, 202512:19 PM ETPrice T Rowe Associates Inc13G/A10.60%8.31M shares–Sep 30, 2025SEC
Nov 14, 20258:31 AM ETRTW Investments, LPand 1 other13G8.20%6.40M sharesNewSep 30, 2025SEC
Jul 31, 20254:05 PM ETPoint72 Asset Management, L.P.and 2 others13G5.70%4.46M sharesNewJul 30, 2025SEC
May 15, 20259:01 PM ETRedmile Group, LLCand 1 other13G/A6.40%4.90M shares–Mar 31, 2025SEC
Mar 7, 20255:07 PM ETBaker Bros. Advisors LPand 3 others13D14.30%11.0M shares–Mar 7, 2025SEC
Feb 14, 20259:00 AM ETForbion Capital Fund III Cooperatief U.A.and 1 other13G/A6.10%4.22M shares–Dec 31, 2024SEC
Jan 31, 20259:55 AM ETVanguard Group Inc13G/A4.77%3.60M shares–Below 5%Dec 31, 2024SEC
Nov 14, 2024Omega Fund IV, L.P.13G/AOld format–––SEC
Nov 14, 2024Forbion Capital Fund III Cooperatief U.A.13G/AOld format–––SEC
Nov 14, 2024Baker Bros. Advisors LP13G/AOld format–––SEC
Nov 14, 2024Price T Rowe Associates Inc13G/AOld format–––SEC
Nov 12, 2024Vanguard Group Inc13G/AOld format–––SEC
Nov 4, 2024Vanguard Group Inc13G/AOld format–––SEC
Oct 7, 2024Morgan Stanley13G/AOld format–––SEC
Jul 10, 2024State Street Corp13G/AOld format–––SEC
Apr 10, 2024State Street Corp13G/AOld format–––SEC
Apr 10, 2024Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 14, 2024Omega Fund IV, L.P.13G/AOld format–––SEC
Feb 14, 2024Forbion Capital Fund III Cooperatief U.A.13G/AOld format–––SEC
Feb 14, 2024Redmile Group, LLC13G/AOld format–––SEC
Feb 14, 2024Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 9, 2024Morgan Stanley13GOld format–New–SEC
Jan 26, 202411:49 AM ETBlackRock Inc.13G/AOld format–––SEC
Jan 25, 2024State Street Corp13GOld format–New–SEC
Jan 10, 2024Baker Bros. Advisors LP13G/AOld format–––SEC
Feb 14, 2023Redmile Group, LLC13G/AOld format–––SEC
Feb 14, 2023Baker Bros. Advisors LP13GOld format–New–SEC
Feb 14, 2023Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 13, 2023Omega Fund IV, L.P.13G/AOld format–––SEC
Feb 3, 202312:10 PM ETBlackRock Inc.13GOld format–New–SEC
Dec 6, 2022Atlas Venture Fund X, L.P.13D/AOld format–––SEC
Nov 18, 2022Redmile Group, LLC13G/AOld format–––SEC
Sep 14, 2022Atlas Venture Fund X, L.P.13D/AOld format–––SEC
Feb 14, 2022Omega Fund IV, L.P.13G/AOld format–––SEC
Feb 14, 2022Redmile Group, LLC13G/AOld format–––SEC
Feb 14, 2022Price T Rowe Associates Inc13G/AOld format–––SEC

Form 144: proposed insider sales

14 notices from officers, directors and other affiliates planning to sell Replimune Group, Inc. shares, newest first.

Form 144 notices for REPL
Filed (ET)SellerShares to sellMarket valuePlanned saleBrokerFiling
Nov 9, 20265:35 PM ETJoseph P SlatteryDirector5.20K$113.4KNov 9, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Nov 3, 20264:29 PM ETPaolo PucciDirector138.7K$2.83MNov 3, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Nov 2, 20264:08 PM ETKapil DhingraDirector16.5K$292.9KNov 2, 2026J.P. Morgan Securities LLCSEC
Oct 30, 20264:34 PM ETVeleka Peeples-DyerDirector10.0K$167.2KOct 30, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Oct 28, 20264:02 PM ETVeleka Peeples-DyerDirector12.0K$154.7KOct 28, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Apr 2, 20264:15 PM ETChristopher SarchiOfficer18.5K$142.4KApr 2, 202610b5-1J.P. Morgan Securities LLCSEC
Dec 9, 20254:00 PM ETKapil DhingraDirector3.16K$32.8KDec 9, 2025J.P. Morgan Securities LLCSEC
Dec 2, 20254:11 PM ETSushil PatelChief Strategy Officer10.0K$111.3KDec 2, 202510b5-1J.P. Morgan Securities LLCSEC
Dec 16, 20244:48 PM ETSushil PatelChief Strategy Officer15.0K$188.6KDec 16, 202410b5-1J.P. Morgan Securities LLCSEC
Jun 7, 20244:51 PM ETKonstantinos XynosOfficer15.9K$119.2KJun 7, 202410b5-1J.P. Morgan Securities LLCSEC
May 23, 20244:17 PM ETPamela EspositoOfficer79.7K$472.7KMay 23, 202410b5-1J.P. Morgan Securities LLCSEC
Jul 10, 20234:27 PM ETPamela EspositoOfficer80.0K$1.69MJul 10, 202310b5-1J.P. Morgan Securities LLCSEC
Jun 13, 20235:29 PM ETTanya LewisAffiliate22.5K$527.3KJun 13, 202310b5-1J.P. Morgan Securities LLCSEC
Jun 13, 20235:07 PM ETSushil PatelAffiliate23.7K$556.0KJun 13, 202310b5-1J.P. Morgan Securities LLCSEC