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Bruker Corp

BRKR
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
SEC CIK
0001109354

In the last 90 days, Bruker Corp insiders filed 0 open-market purchases and 4 sales; 417 institutions reported holding it in 13F filings for Q2 2026, worth $8.52B in total; Viking Global Investors is the only superinvestor holding it.

Other share classesBRKRP

Holders of 5% or more of BRKR

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

Holders of 5% or more of BRKR
HolderLatest formStakeChangeFirst filedLatest filingFiling
FMR LLC13G/A15.00%23.3M shares+2.60 ppfrom 12.40%Feb 8, 202110 filingsAug 6, 2026SEC
Orbis Investment Management Ltd13G/A11.10%16.9M shares+1.10 ppfrom 10.00%Nov 14, 20254 filingsMay 15, 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

39 Schedule 13D and 13G filings on Bruker Corp, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on BRKR
Filed (ET)FilerFormStakeChangeEvent dateFiling
Aug 6, 202610:17 AM ETFMR LLCand 1 other13G/A15.00%23.3M shares+2.60 ppfrom 12.40%Jun 30, 2026SEC
May 15, 202612:53 PM ETOrbis Investment Management Ltdand 2 others13G/A11.10%16.9M shares+1.10 ppfrom 10.00%Mar 31, 2026SEC
May 6, 202611:06 AM ETFMR LLCand 1 other13G/A12.40%19.2M shares+1.40 ppfrom 11.00%Mar 31, 2026SEC
Mar 26, 20264:44 PM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Mar 6, 202611:45 AM ETOrbis Investment Management Ltdand 2 others13G/A10.00%15.2M shares+0.70 ppfrom 9.30%Feb 28, 2026SEC
Feb 17, 202612:03 PM ETOrbis Investment Management Ltdand 2 others13G/A9.30%14.1M shares+0.50 ppfrom 8.80%Dec 31, 2025SEC
Feb 17, 202610:28 AM ETT. Rowe Price Investment Management, Inc.13G/A3.00%4.59M shares−2.10 ppfrom 5.10%Below 5%Dec 31, 2025SEC
Nov 14, 202512:53 PM ETOrbis Investment Management Ltdand 2 others13G8.80%13.4M sharesNewSep 30, 2025SEC
Nov 14, 202512:18 PM ETT. Rowe Price Investment Management, Inc.13G/A5.10%7.79M shares−2.40 ppfrom 7.50%Sep 30, 2025SEC
Oct 7, 20253:49 PM ETFMR LLCand 1 other13G/A11.00%17.1M shares+5.50 ppfrom 5.50%Sep 30, 2025SEC
Aug 14, 202512:12 PM ETT. Rowe Price Investment Management, Inc.13G/A7.50%11.4M shares–Jun 30, 2025SEC
Aug 6, 202511:56 AM ETFMR LLCand 1 other13G/A5.50%8.38M shares−1.50 ppfrom 7.00%Jun 30, 2025SEC
May 12, 202510:28 AM ETFMR LLCand 1 other13G/A7.00%10.6M shares–Mar 31, 2025SEC
Nov 14, 2024T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Nov 13, 2024Polar Capital Holdings Plc13G/AOld format–––SEC
Nov 12, 2024Massachusetts Financial Services Co13G/AOld format–––SEC
Nov 12, 2024FMR LLC13G/AOld format–––SEC
Feb 14, 2024T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Feb 13, 2024Vanguard Group Inc13G/AOld format–––SEC
Feb 9, 2024Massachusetts Financial Services Co13G/AOld format–––SEC
Feb 9, 2024FMR LLC13G/AOld format–––SEC
Jan 26, 20244:23 PM ETBlackRock Inc.13G/AOld format–––SEC
Feb 14, 2023T. Rowe Price Investment Management, Inc.13G/AOld format–––SEC
Feb 9, 2023Vanguard Group Inc13G/AOld format–––SEC
Feb 9, 2023FMR LLC13G/AOld format–––SEC
Feb 8, 2023Massachusetts Financial Services Co13GOld format–New–SEC
Jan 31, 20231:58 PM ETBlackRock Inc.13G/AOld format–––SEC
Jan 23, 2023Laukien Joerg C13GOld format–––SEC
Aug 10, 2022T. Rowe Price Investment Management, Inc.13GOld format–New–SEC
Aug 10, 2022Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 14, 2022Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 9, 2022Vanguard Group Inc13G/AOld format–––SEC
Feb 9, 2022FMR LLC13G/AOld format–––SEC
Feb 4, 20224:12 PM ETBlackRock Inc.13GOld format–New–SEC
Jan 24, 2022Laukien Joerg C13G/AOld format–––SEC
Feb 16, 2021Price T Rowe Associates Inc13G/AOld format–––SEC
Feb 10, 2021Vanguard Group Inc13G/AOld format–––SEC
Feb 8, 2021FMR LLC13G/AOld format–––SEC
Jan 25, 2021Laukien Joerg C13G/AOld format–––SEC

Form 144: proposed insider sales

12 notices from officers, directors and other affiliates planning to sell Bruker Corp shares, newest first.

Form 144 notices for BRKR
Filed (ET)SellerShares to sellMarket valuePlanned saleBrokerFiling
Aug 8, 20236:17 PM ETLaukien Frank HOfficer37.9K$2.53MAug 8, 2023ETRADE FINANCIAL CORPORATIONSEC
Jun 16, 20233:55 PM ETHerman Gerald NOfficer14.2K$1.07MJun 16, 2023ETRADE FINANCIAL CORPORATIONSEC
May 19, 20235:05 PM ETKastner Marc ADirector11.1K$836.0KMay 19, 2023ETRADE FINANCIAL CORPORATIONSEC
May 16, 20233:29 PM ETLaukien Frank HOfficer14.6K$1.07MMay 16, 202310b5-1UBS Financial Services, Inc.SEC
May 15, 20234:33 PM ETLaukien Frank HOfficer185.4K$13.5MMay 15, 202310b5-1UBS Financial Services Inc.SEC
May 9, 20233:56 PM ETLaukien Frank HOfficer111.0K$8.35MMay 9, 202310b5-1UBS Financial Services Inc.SEC
May 8, 20234:47 PM ETLaukien Frank HOfficer89.0K$6.86MMay 8, 202310b5-1UBS Financial Services Inc.SEC
May 3, 20233:41 PM ETLaukien Frank HOfficer16.4K$1.30MMay 3, 202310b5-1UBS Financial Services Inc.SEC
May 2, 20234:09 PM ETLaukien Frank HOfficer · President and CEO100.8K$7.86MMay 2, 202310b5-1UBS Financial Services, Inc.SEC
May 1, 20234:13 PM ETLaukien Frank HOfficer · President and CEO82.8K$6.52MMay 1, 202310b5-1UBS Financial Services, Inc.SEC
Apr 25, 20231:34 PM ETLaukien Frank HOfficer51.8K$4.08MApr 25, 202310b5-1UBS Financial Services, Inc.SEC
Apr 24, 20234:18 PM ETLaukien Frank HOfficer · President & CEO148.2K$12.0MApr 24, 202310b5-1UBS Financial Services, Inc.SEC