OnterrisONT

13F holders, Q4 2024 (December 31)
164holders −16
25new positions
46sold out
5famous investors
$18.53avg. 13F price*

At the end of Q4 2024, 164 institutions reported holding Onterris Inc. (ONT) in their 13F filings, down 16 from Q3 2024. 25 opened new positions and 46 sold out. The largest holders were BlackRock, Inc. ($52.3M), Baron Capital (BAMCO) ($42.5M) and UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC ($42.3M). 5 famous investors held it, including Ron Baron (0.1% of Baron Capital (BAMCO)'s portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Onterris Inc.
Filed as
MONTROSE ENVIRONMENTAL GROUP (Q4 2024)
CUSIP
615111101
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q1 2024: 168Q1 2024Q2 2024: 173Q2 2024Q3 2024: 180Q3 2024Q4 2024: 164Q4 2024Q1 2025: 165Q1 2025Q2 2025: 162Q2 2025Q3 2025: 187Q3 2025Q4 2025: 186Q4 2025Q1 2026: 171Q1 2026Q2 2026: 156Q2 2026

Total Exit/New Position Q3 2024 → Q4 2024

InstitutionsTotal Value
New Positions25$15.5M
Exits46$76.2M

All 13F filers, Q3 2024 → Q4 2024: 7,476,280 shares bought and 7,126,146 shares sold, net +350,134 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 164 holders

BlackRock, Inc. 0.00% Add +7.8% 2,819,914 $52.3M
Baron Capital (BAMCO) 0.11% Add +84.5% 2,292,630 $42.5M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% Add +3.0% 2,281,177 $42.3M
Bank of America Corp. 0.00% Add +42.2% 1,819,010 $33.7M
Vanguard Group Inc. 0.00% Add +0.6% 1,802,551 $33.4M
Macquarie Group Ltd. 0.03% Add +89.1% 1,526,688 $28.3M
William Blair Investment Management, LLC 0.07% Add +175.0% 1,469,280 $27.3M
Millennium Management 0.02% Add +52.5% 1,441,715 $26.7M
Fred Alger Management, LLC 0.09% Reduce -45.7% 1,013,896 $18.8M
Granite Investment Partners, LLC 0.68% Add +61.9% 846,834 $15.7M
Truist Financial Corp. 0.02% Reduce -25.9% 818,657 $15.2M
Geode Capital Management, LLC 0.00% Add +0.2% 718,154 $13.3M
State Street Corp. 0.00% Add +4.9% 713,130 $13.2M
First Trust Advisors LP 0.01% Add +1.1% 712,917 $13.2M
Janus Henderson Group PLC 0.01% Add +40.5% 681,067 $12.6M
Dimensional Fund Advisors LP 0.00% Add +26.9% 677,218 $12.6M
Blair William & Co. 0.03% Reduce -13.9% 646,612 $12.0M
Alyeska Investment Group, L.P. 0.04% Add +14.1% 627,204 $11.6M
Northern Trust Corp. 0.00% Add +22.1% 583,522 $10.8M
Summit Creek Advisors LLC 1.41% Add +49.4% 577,674 $10.7M
UBS Group AG 0.00% Add +787.2% 554,991 $10.3M
Bank of New York Mellon Corp 0.00% Add +50.6% 482,165 $8.9M
Stephens Investment Management Group LLC 0.12% Add +1.7% 472,627 $8.8M
DekaBank Deutsche Girozentrale 0.02% No change 505,697 $8.7M
Morgan Stanley 0.00% Add +23.1% 428,249 $7.9M
Nuveen Asset Management, LLC 0.00% Reduce -38.3% 353,064 $6.5M
ArrowMark Colorado Holdings LLC 0.09% Add +29.7% 341,335 $6.3M
Wellington Management Group LLP 0.00% New 330,727 $6.1M
Royce & Associates LP 0.05% Reduce -7.6% 318,863 $5.9M
Fisher Asset Management 0.00% Add +62.5% 280,409 $5.2M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.01% Add +7.7% 278,619 $5.2M
Cubist Systematic Strategies, LLC 0.08% Add +127.5% 272,080 $5.0M
Charles Schwab Investment Management Inc. 0.00% Add +0.7% 265,529 $4.9M
Goldman Sachs Group Inc. 0.00% Add +24.8% 234,298 $4.3M
Peregrine Capital Management LLC 0.13% Add +1.8% 231,393 $4.3M
Silvercrest Asset Management Group LLC 0.03% Reduce -1.0% 221,922 $4.1M
Avalon Trust Co 0.28% Reduce -0.4% 209,865 $3.9M
Segall Bryant & Hamill, LLC 0.05% Reduce -1.3% 178,537 $3.3M
Squarepoint Ops LLC 0.01% Reduce -35.3% 170,498 $3.2M
Invesco Ltd. 0.00% Add +18.1% 138,797 $2.6M
Balyasny Asset Management L.P. 0.01% Add +138.3% 136,893 $2.5M
Qube Research & Technologies Ltd 0.00% Reduce -52.4% 136,824 $2.5M
Rockefeller Capital Management L.P. 0.01% Add +176.5% 128,619 $2.4M
Citadel Advisors 0.00% Reduce -67.4% 126,797 $2.4M
Trexquant Investment LP 0.02% Reduce -4.2% 111,545 $2.1M
Essex Investment Management Co. LLC 0.36% Add +8.6% 109,226 $2.0M
Candriam S.C.A. 0.01% Reduce -49.4% 102,399 $1.9M
Paradigm Capital Management Inc. 0.09% New 100,000 $1.9M
Atom Investors LP 0.21% New 91,452 $1.7M
Envestnet Asset Management Inc. 0.00% Add +1.2% 90,893 $1.7M
Van Eck Associates Corp. 0.00% Reduce -12.2% 89,847 $1.7M
Global Alpha Capital Management Ltd. 0.10% Add +5.7% 73,890 $1.4M
Rice Hall James & Associates, LLC 0.07% Reduce -2.1% 66,282 $1.2M
Gallo Partners, LP 0.88% — 64,077 $1.2M
New York State Common Retirement Fund 0.00% Add +54.7% 64,009 $1.2M
Swiss National Bank 0.00% No change 63,200 $1.2M
Sei Investments Co. 0.00% Reduce -3.5% 59,230 $1.1M
Barclays PLC 0.00% Add +6.8% 57,229 $1.1M
Russell Investments Group, Ltd. 0.00% Add +56.1% 54,806 $1.0M
Cladis Investment Advisory, LLC 0.71% New 54,150 $1.0M
Conestoga Capital Advisors, LLC 0.01% Reduce -0.3% 52,555 $975K
Walleye Capital LLC 0.01% Add +2.3% 52,101 $966K
Lane Generational LLC 0.88% Add +71.5% 48,566 $901K
Creative Planning 0.00% Add +1.4% 47,086 $873K
Harbor Capital Advisors, Inc. 0.04% Reduce -50.7% 46,727 $867K
Connor, Clark & Lunn Investment Management Ltd. 0.00% New 44,710 $829K
Rhumbline Advisers 0.00% Reduce -10.8% 43,226 $802K
Marshall Wace, LLP 0.00% Reduce -50.3% 42,294 $785K
XTX Topco Ltd 0.06% Add +163.8% 41,475 $769K
ExodusPoint Capital Management, LP 0.01% Reduce -10.3% 40,980 $760K
M&T Bank Corp 0.00% Add +40.9% 38,831 $721K
Graham Capital Management, L.P. 0.03% New 37,339 $693K
Alliancebernstein L.P. 0.00% No change 36,570 $678K
Stifel Financial Corp. 0.00% Add +53.2% 36,029 $668K
Point72 Asset Management 0.00% Add +13.4% 36,000 $668K
Caption Management, LLC 0.03% New 34,488 $640K
Nexpoint Asset Management, L.P. 0.08% New 34,448 $639K
Holcombe Financial, Inc. 0.50% — 32,785 $608K
Legato Capital Management LLC 0.08% Reduce -3.4% 32,643 $606K
Caprock Group, LLC 0.02% No change 32,000 $594K
Deutsche Bank AG 0.00% Add +56.1% 31,850 $591K
Susquehanna International Group, LLP 0.00% Add +28.1% 30,397 $564K
Legal & General Group Plc 0.00% Add +7.3% 30,366 $563K
California State Teachers Retirement System 0.00% Reduce -0.8% 30,332 $563K
Citigroup Inc. 0.00% Add +15.5% 27,630 $513K
JPMorgan Chase & Co. 0.00% Reduce -61.3% 27,584 $512K
Horrell Capital Management, Inc. 0.14% Add +0.3% 26,657 $494K
Procyon Advisors, LLC 0.03% Add +72.5% 21,453 $398K
Nebula Research & Development LLC 0.05% Add +19.2% 21,368 $396K
MetLife Investment Management, LLC 0.00% Add +14.6% 21,065 $391K
Quantbot Technologies LP 0.01% New 20,676 $384K
OneDigital Investment Advisors LLC 0.00% No change 19,188 $356K
T. Rowe Price Associates Inc. 0.00% Add +23.1% 19,127 $355K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +3.6% 18,096 $336K
Janney Montgomery Scott LLC 0.00% New 17,371 $322K
Comerica Bank 0.00% Add +42.1% 17,270 $320K
Manufacturers Life Insurance Company, The 0.00% Reduce -2.7% 16,485 $306K
BNP Paribas Financial Markets 0.00% New 16,436 $305K
Federated Hermes, Inc. 0.00% Reduce -98.5% 16,000 $297K
Corebridge Financial, Inc. 0.00% Reduce -7.0% 15,807 $293K
CANADA LIFE ASSURANCE Co 0.00% Reduce -1.2% 15,647 $290K
Wells Fargo & Company 0.00% Add +47.3% 15,474 $287K
Intech Investment Management LLC 0.00% Add +37.4% 15,432 $286K
Oppenheimer Asset Management Inc. 0.00% Reduce -49.1% 15,425 $286K
SG Americas Securities, LLC 0.00% Reduce -15.1% 15,160 $281K
Toronto Dominion Bank 0.00% New 15,056 $279K
Corton Capital Inc. 0.16% New 14,946 $277K
Managed Asset Portfolios, LLC 0.04% Add +2.1% 14,573 $270K
FMR LLC 0.00% Reduce -96.4% 12,788 $237K
Emerald Advisers, LLC 0.01% Reduce -97.7% 12,371 $229K
Yarbrough Capital, LLC 0.01% No change 12,222 $227K
Aristides Capital LLC 0.07% New 12,200 $226K
Pathstone Holdings, LLC 0.00% Reduce -40.9% 11,465 $213K
B. Metzler seel. Sohn & Co. AG 0.00% Add +40.0% 11,302 $210K
Wilmington Savings Fund Society, FSB 0.00% Reduce -4.5% 10,720 $199K
State Board of Administration of Florida Retirement System 0.00% No change 10,415 $193K
Kozak & Associates, Inc. 0.04% No change 10,000 $192K
Wrapmanager Inc. 0.05% Add +12.8% 10,105 $187K
KLP Kapitalforvaltning As 0.00% — 7,000 $130K
Police & Firemen's Retirement System of New Jersey 0.00% — 6,392 $119K
PNC Financial Services Group, Inc. 0.00% Add +42.5% 6,365 $118K
Exchange Traded Concepts, LLC 0.00% Reduce -83.7% 5,871 $109K
Avanza Fonder AB 0.00% — 5,660 $105K
Premier Fund Managers Ltd 0.00% Reduce -60.7% 5,290 $101K
Amundi 0.00% Add +2.1% 3,958 $82K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Reduce -59.1% 4,320 $80K
Simplex Trading, LLC 0.00% New 3,614 $67K
Ameritas Investment Partners, Inc. 0.00% No change 3,115 $58K
KBC Group NV 0.00% Add +126.5% 2,888 $54K
Global Retirement Partners, LLC 0.00% Reduce -20.0% 2,442 $45K
Quarry LP 0.01% New 1,933 $36K
Point72 (DIFC) Ltd 0.00% Reduce -56.9% 1,814 $34K
Group One Trading LLC 0.00% New 1,544 $29K
Royal Bank of Canada 0.00% Reduce -68.1% 1,508 $28K
Bessemer Group Inc. 0.00% Reduce -2.8% 1,400 $26K
Point72 Asia (Singapore) Pte. Ltd. 0.01% New 1,093 $20K
Amalgamated Bank 0.00% No change 963 $18K
Leonteq Securities AG 0.00% New 936 $17K
CIBC Private Wealth Group LLC 0.00% Reduce -27.9% 660 $14K
Osaic Holdings, Inc. 0.00% Reduce -10.7% 718 $13K
Tower Research Capital LLC (TRC) 0.00% Reduce -85.5% 680 $13K
AlphaQuest LLC 0.00% Reduce -95.0% 612 $11K
Catalyst Capital Advisors LLC 0.00% Add +62.1% 517 $10K
Signaturefd, LLC 0.00% Add +17.4% 404 $7K
Nisa Investment Advisors, LLC 0.00% Reduce -5.1% 356 $7K
US Bancorp \de 0.00% Add +197.3% 333 $6K
Fifth Third Bancorp 0.00% No change 120 $2K
Cwm, LLC 0.00% Add +66.2% 113 $2K
Atticus Wealth Management, LLC 0.00% No change 100 $2K
Jones Financial Companies LLLP 0.00% Reduce -39.9% 95 $2K
Avior Wealth Management, LLC 0.00% No change 89 $2K
Steward Partners Investment Advisory, LLC 0.00% New 73 $1K
GAMMA Investing LLC 0.00% New 60 $1K
Quadrant Capital Group LLC 0.00% New 53 $984
Caitong International Asset Management Co., Ltd 0.00% — 49 $909
Rothschild Investment LLC 0.00% Add +14.3% 40 $742
Ameriflex Group, Inc. 0.00% — 34 $708
CoreCap Advisors, LLC 0.00% Add +337.5% 35 $649
Sterling Capital Management LLC 0.00% No change 33 $612
Federation des caisses Desjardins du Quebec 0.00% New 24 $445
EverSource Wealth Advisors, LLC 0.00% New 2 $37
SBI Securities Co., Ltd. 0.00% — 1 $19
Farther Finance Advisors, LLC 0.00% Reduce -90.9% 1 $19
Covestor Ltd 0.00% No change 2 $0

"% of holder's portfolio" is ONT's weight in each manager's 13F, not the share of Onterris Inc. the manager owns.