SymbolSST
NameSYSTEM1, INC.
SectorTECHNOLOGY
RegionNorth America
Industry-
Address90066 United States CA 4235 Redwood Avenue
Telephone(310) 924-6037
Fax
Email
Websitehttps://system1.com/
IncorporationKY
Incorporated On
Employees
Fiscal Year12/31
Public Since
ExchangesOTC;NASDAQ
AuditorPugh & Company, P.C.;RSM UK Audit LLP;Manning Elliott LLP;Manning Elliott LLP;KPMG LLP - New York, New York, (USA);Davidson & Company LLP;Mao & Ying LLP;Deloitte & Touche LLP;CBIZ CPAs P.C.;KPMG Auditores Independentes;MNP LLP;Smythe LLP.;MNP LLP;Prager Metis CPAs LLC;Goff Backa Alfera & Company, LLC;PKF Littlejohn;Marcum LLP;Saturna Group Chartered Professional Accountants LLP;Brent Crouch, CPA;Weinberg & Company;WithumSmith + Brown PC;Onestop Assurance PAC - (Singapore);KRP CPA;Anderson Tackman & Company;Mauldin & Jenkins, LLC;Ernst & Young LLP;Ernst & Young LLP;Ernst & Young LLP;Sadler, Gibb & Associates, LLC;PricewaterhouseCoopers LLP - Ottawa, Ontario (Canada);KPMG LLP - New York, New York, (USA);PricewaterhouseCoopers LLP;Integritat Audit, Accounting & Advisory, LLC;KPMG LLP.;CliftonLarsonAllen LLP;Jones & OConnell LLP.;RSM Canada LLP;Pubco Reporting Services Inc;Boladale Lawal & Co (Chartered Accountants);Ernst & Young LLP;Sadler, Gibb & Associates, LLC;Rachel Boulds, CPA;Bentleys Audit & Corporate (WA) Pty Ltd - Perth, WA (Australia);FORVIS, LLP;Crowe MacKay LLP;ATO Professionals;DMCL Chartered Accountants;DeVisser Gray LLP, Chartered Accountants;RSM US LLP;KPMG LLP.;Weinberg & Company;DILIGENCY ACCOUNTANCY CORPORATION;PricewaterhouseCoopers LLP;Morgan & Company, Chartered Accountants;Charlton & Co.;UHY LLP;Wolf & Company, P.C.;Node CFO Inc;Barton CPA PLLC;Boladale Lawal & Co (Chartered Accountants);Grant Thornton UK LLP;Deloitte LLP - Calgary, Alberta (Canada);Miami Accounting Group,Inc;Hall Chadwick;AGT Partners LLP;Hudgens CPA, LLC;Plante & Moran, PLLC;Dale Matheson Carr-Hilton Labonte LLP;Boladale Lawal & Co (Chartered Accountants);Davidson & Company LLP;MNP LLP;Marcum LLP;Mallett & Barnes Tax Service;PKF Littlejohn;LAO Professionals;BF Borgers CPA PC;Clearhouse LLP;Zeifmans LLP;PricewaterhouseCoopers LLP;Grant Thornton UK LLP;WithumSmith+Brown;Factsco, LLC;PDM, LLP;Whitley Penn - Fort Worth, Texas (USA);Mallett & Barnes Tax Service;Fruci & Associates II, PLLC;RSM US LLP;Marcum LLP;Salberg & Company, P.A.;BDO USA, LLP;Ernst & Young LLP;Davidson & Company LLP;Mao & Ying LLP;Davidson & Company LLP;Forvis Mazars, LLP;BDO Canada LLP;BDO USA, LLP;Moody, Famiglietti, & Andronico;BDO USA, LLP;Marcum LLP;Eide Bailly LLP;Devissor Grey - Vancouver, British Columbia (Canada);GBQ Partners LLC;Davidson & Company LLP;Mauldin & Jenkins, LLC;McGovern Hurley LLP;KPMG LLP - New York, New York, (USA);Marcum LLP;Kronick Kalada Berdy & Co, PC;Zeifmans LLP;Grant Thorton LLP;PricewaterhouseCoopers LLP;Nick Miseros;Spicer Jeffries LLP;PricewaterhouseCoopers LLP;BF Borgers CPA PC;Clearhouse LLP;Davidson & Company LLP;KPMG LLP - New York, New York, (USA);Davidson & Company LLP;Bluechip Accounting LLC;Meyers Norris Penny, LLP;Moore Stephens;Grant Thornton, LLP;UHY LLP;Kabani & Company, Inc.;Welch LLP;KPMG LLP - New York, New York, (USA);WSRP, LLC;Ernst & Young - Perth, Western Australia (Australia);Dale Matheson Carr-Hilton Labonte LLP;TAAD LLP;Fournier McDermott & Lamb;M.S. Mahava Rao;Arledge and Associates, PC;ZH CPA LLP;PricewaterhouseCoopers LLP;Grassi & Co., CPAs, P.C.;BDO Limited;KPMG LLP.;Ernst & Young LLP;DeVisser Gray LLP, Chartered Accountants;Durland & Company;Wei Wei & Co., LLP;Deloitte & Touche LLP;Hall & Associates, CPAs, LTD;King & Freeman LLP;Dominic K.F. Chan & Co;Moss Adams LLP;BDO USA, LLP;KPMG;Turner, Stone & Company, L.L.P.;Jones & OConnell LLP;Davidson & Company LLP;Baker Tilly US, LLP;PricewaterhouseCoopers LLP;Plante Moran;DeVisser Gray LLP, Chartered Accountants;Smythe LLP;S.R. Snodgrass, P.C.;Winningham Becker & Company;AGT Partners LLP;Bush & Associates CPA;Mountjoy Chilton Medley LLP;Turner, Stone & Company, L.L.P.;Marcum LLP;Ernst & Young LLP;Yarel + Partners, CPAs;Grant Thornton LLP;MaloneBailey, LLP;PricewaterhouseCoopers LLP;D&H Group LLP;HLB Mann Judd;Crowe MacKay LLP;Allians Redovisning och Resivion AB;PricewaterhouseCoopers LLP;Kreston Reeves LLP;Forvis Mazars, LLP;Traveller & Company;UHY LLP;Mallette, LLP;Dale Matheson Carr-Hilton Labonte LLP;Brown, Edwards & Company L.L.P;Zeifmans LLP;Buchbinder Tunick & Company LLP;AMN Professionals;Deloitte LLP;Crowe LLP;Turner, Stone & Company, L.L.P.;Elkana Amitai CPA;RSM Australia Partners - Perth, WA (Australia);Sadler, Gibb & Associates, LLC;UHY LLP;DMCL Chartered Accountants;BF Borgers CPA PC;KPMG;Ernst & Young LLP;RBSM LLP;PKF Littlejohn;PricewaterhouseCoopers LLP;De Visser Gray Chartered Accountants;Davidson & Company LLP;DeVisser Gray LLP, Chartered Accountants;Ernst & Young LLP;PricewaterhouseCoopers LLP;Mao & Ying LLP;Wolf & Company, P.C.;Clearhouse LLP;CBIZ CPAs P.C.;Keith K. Zhen, CPA;McGovern Hurley LLP;Ernst & Young LLP;Deloitte et Associes;Ernst & Young et Autres;Elliott Davis;BDO Audit Pty Ltd;Marcum LLP;Turner, Stone & Company, L.L.P.;Nichols, Cauley & Associates, LLC;Grant Thornton LLP;Boulay Group P.L.L.P.;M.N. Vijay Kumar;McGladrey LLP;Elliott Davis;Deloitte LLP;Baker Tilly US, LLP;PricewaterhouseCoopers LLP;Manning Elliott LLP;Raymond Chabot Grant Thornton;Wipfli LLP;J&S Associate;Dale Matheson Carr-Hilton Labonte LLP;MNP LLP;Smythe LLP.;Gries & Associates, LLC;Marcum LLP;UHY LLP;Ernst & Young LLP - Toronto, Ontario (Canada);PKF Littlejohn;Cherry Bekaert LLP;Security First International Inc.;KPMG LLP.;InCorp Advisory;Lynda R. Keeton CPA, LLC;MNP LLP;MNP LLP;MS PARTNERS LLP;Dale Matheson Carr-Hilton Labonte LLP;Fruci & Associates II, PLLC;BDO Canada LLP;PricewaterhouseCoopers LLP;Semple, Marchal & Cooper, LLP;PKF Antares;Charlton & Company, Chartered Professional Accountants;Rogers & Associates, LLC;Michael T. Studer CPA P.C.;Davidson & Company LLP;Bush & Associates CPA;Bansal & Co. LLP;Deloitte Touche Tohmatsu;SRCO Professional Corporation, Charted Accountant;Reliant, CPA PC Certified Public Accountants;Reliant, CPA PC Certified Public Accountants;PricewaterhouseCoopers LLP;RBSM LLP;Shim & Associates LLP - Vancouver, British Columbia (Canada);Golden Eagle CPAs LLC;Elliott Davis;Davidson & Company LLP;BDO USA, LLP;Manning Elliott LLP;Manning Elliott LLP;Weidemeyer & Associates;Grant Thornton LLP;MaloneBailey, LLP;Meyers Norris Penny, LLP;BPM LLP;PwC - Southbank, Victoria (Australia);Bush & Associates CPA;Baker Tilly US, LLP;BDO Canada LLP;GHP Horwath PC;Charlton & Co.;Frank L. Sassetti & Co.;Baker Tilly WM LLP;Haynie & Company, CPA;Forvis Mazars, LLP;Parker Randall CF H.K. CPA Ltd.;M&K CPAS, PLLC;Fruci & Associates II, PLLC;M&K CPAS, PLLC;UHY LLP;M&K CPAS, PLLC;J&S Associate;PricewaterhouseCoopers LLP;B F Borgers CPA PC;Kreston GTA LLP;Barton CPA PLLC;PAN-CHINA SINGAPORE PAC;Davidson & Company LLP;WithumSmith+Brown;Ciaccia, P.A.;Davidson & Company LLP;MNP LLP;Victor Mokuolu, CPA PLLC;Dale Matheson Carr-Hilton Labonte LLP;Deloitte & Touche LLP;PricewaterhouseCoopers LLP;Ham, Langston & Brezina, L.L.P.;Abu-Farah Professional Corporation;Ernst & Young LLP;CF Audits LLC;DeVisser Gray LLP, Chartered Accountants;PricewaterhouseCoopers LLP;PricewaterhouseCoopers - Perth, Western Australia (Australia);Smythe LLP;RBSM LLP;PricewaterhouseCoopers LLP;Dale Matheson Carr-Hilton Labonte LLP;Mahoney Sabol & Company, LLP;Deloitte & Touche LLP;Tait, Weller & Baker;Baker Tilly US, LLP;Haynie & Company, CPA;NVS Chartered Accountants Professional Corp;Deloitte LLP;Deloitte Limited (NZ);Mark Bailey & Company, CPAs, Ltd.;Excelsis;MNP LLP;PKF Antares;MNP LLP;FRUCI & ASSOCIATES, P.S.;Baker Tilly US, LLP;RBSM LLP;Grant Thornton - Kobenhavn (Denmark);CBIZ CPAs P.C.;Enrome LLP;Grant Thornton - Halifax, NS (Canada);MaloneBailey, LLP;Adnant, LLC;GuzmanGray;Rose, Snyder & Jacobs;Ernst & Young LLP;Shim & Associates LLP - Vancouver, British Columbia (Canada);Olayinka Oyebola & Co;Bush & Associates CPA;KPMG LLP.;Marcum LLP;Barton CPA PLLC;Huynh Hawkins & Associates International;Haynie & Company, CPA;KBL, LLP;Smythe LLP;Davidson & Company LLP;BF Borgers CPA PC;BDO Brazil;M&K CPAS, PLLC;Macias Gini & OConnell LLP;Ernst & Young LLP;Davidson & Company LLP;Interactive Edgar Corp.;Clearhouse LLP;Davidson & Company LLP;DeVisser Gray LLP, Chartered Accountants;Charlton & Co.;Manning Elliott LLP;Marcum LLP;Davidson & Company LLP;Wasserman Ramsay;Charlton & Co.;PricewaterhouseCoopers LLP;Stephano Slack LLC;Deloitte Touche Tohmatsu;PKF OConnor Davies, LLP;Accell Audit & Compliance, P.A;KPMG LLP - New York, New York, (USA);LAO Professionals;Marcum LLP;Rachel Boulds, CPA;RSM Partners;Grassi & Co., CPAs, P.C.;Main Street Consulting and Accounting;KPMG LLP - New York, New York, (USA);PricewaterhouseCoopers LLP;Haynie & Company, CPA;YHB;Patrick D. Heyn, CPA, P.A.;Mary B. George;M&K CPAS, PLLC;Shim & Associates LLP - Vancouver, British Columbia (Canada);Gravita Audit Limited;Shim & Associates LLP - Vancouver, British Columbia (Canada);PricewaterhouseCoopers LLP;PricewaterhouseCoopers LLP;DMCL Chartered Accountants;Grant Thornton UK LLP;WWC, Professional Corporation;Harish Belwal, CPA;Gravita Audit Limited;MNP LLP;Dylan Floyd Accounting & Consulting;Davidson & Company LLP;Cherry Bekaert LLP;MaloneBailey, LLP;MNP LLP;MNP LLP;BDO AG;Prager Metis CPAs LLC;RBSM LLP;Dale Matheson Carr-Hilton Labonte LLP;KPMG LLP.;Sam S. Mah Inc.;Thomas Tran;Turner Stone & Co.;MNP LLP;Fruci & Associates II, PLLC;PricewaterhouseCoopers LLP;Jones & OConnell LLP.;Victor Mokuolu, CPA PLLC;KPMG LLP.;Grant Thornton LLP;Davidson & Company LLP;Rachel Boulds, CPA;KPMG LLP.;MNP LLP;Elliott Davis;Davidson & Company LLP;Deloitte & Touche LLP;Whitley Penn;Hay & Watson;Weinberg & Company;Bolko & Associates, LLC;Integritat Audit, Accounting & Advisory, LLC;PricewaterhouseCoopers LLP;Salberg & Company, P.A.;Mayer Hoffman McCann P.C.;CohnReznick LLP;TPS THAYER, LLC;Deloitte & Touche LLP;KCCW Accountancy Corp;Kesselman & Kesselman C.P.A.s;PricewaterhouseCoopers LLP;Jackson & Company, Chartered Accountants;NoFire Technologies;Olayinka Oyebola & Co;Torres Obregon y Asociados, SC;Rotenberg Meril Solomon Bertiger & Guttilla, P.C.;DBB McKennon;KPMG LLP.;Marcum LLP;UHY LLP;WithumSmith+Brown;Whitley Penn - Fort Worth, Texas (USA);PricewaterhouseCoopers LLP;
Audit StatusAUDITED
Reporting StatusU.S. Reporting: SEC Reporting
CIK0001805833
Description

System1, Inc. provides omnichannel customer acquisition platform services through its proprietary responsive acquisition marketing platform in the United States and internationally. It operates in two segments: Owned and Operated Advertising, and Partner Network. The company engages in the provision of acquiring traffic to its owned and operated websites, as well as revenue-sharing arrangements and related services. It also operates MapQuest, a web-based navigation service that delivers turn-by-turn direction services to users; Info.com, a metasearch engine that consumers can use to search for relevant information; HowStuffWorks, a commercial website focused on helping people solve problems in their daily lives by using various types of digital media to easily breakdown and explain complex concepts, topics, terminology, and mechanisms; Startpage, a private search engine that allows users to browse and search the Internet in complete privacy; and CouponFollow, a coupon destinations for online shoppers, as well as ActiveBeat and Infospace. In addition, the company offers antivirus software solutions, which provide customers a single packaged solution that offers protection and reporting to the end users.

Additional info from OTC:
System1, Inc. provides omnichannel customer acquisition platform services through its proprietary responsive acquisition marketing platform in the United States and internationally. It operates in two segments: Owned and Operated Advertising, and Partner Network. The company engages in the provision of acquiring traffic to its owned and operated websites, as well as revenue-sharing arrangements and related services. It also operates MapQuest, a web-based navigation service that delivers turn-by-turn direction services to users; Info.com, a metasearch engine that consumers can use to search for relevant information; HowStuffWorks, a commercial website focused on helping people solve problems in their daily lives by using various types of digital media to easily breakdown and explain complex concepts, topics, terminology, and mechanisms; Startpage, a private search engine that allows users to browse and search the Internet in complete privacy; and CouponFollow, a coupon destinations for online shoppers, as well as ActiveBeat and Infospace. In addition, the company offers antivirus software solutions, which provide customers a single packaged solution that offers protection and reporting to the end users.

Additional info from NASDAQ:
System1 Inc develops technology and data science to operate a responsive acquisition marketing platform. It serves customers in the areas of health and wellness, automotive, personal finance, travel, and entertainment.

2026-06-25 17:21

New Form S-8 - System1, Inc. <b>Filed:</b> 2026-06-25 <b>AccNo:</b> 0001805833-26-000042 <b>Size:</b> 348 KB

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2026-06-01 13:00

System1 Strengthens Capital Structure and Reduces Total Debt Through Exchange Transaction With Lenders

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2026-05-12 20:27

(99% Neutral) SYSTEM1, INC. (SST) Files Form 8-K

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2026-05-12 20:05

(30% Negative) SYSTEM1, INC. (SST) Reports Q2 2026 Financial Results

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2026-05-12 20:05

System1 Announces First Quarter 2026 Financial Results

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2026-05-07 13:04

MapQuest and iHeartRadio Launch First-Ever Audio Integration on MapQuest.com

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2026-04-30 17:12

New Form 10-K/A - System1, Inc. <b>Filed:</b> 2026-04-30 <b>AccNo:</b> 0001805833-26-000018 <b>Size:</b> 830 KB

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2026-04-18 00:33

Kidambi Tridivesh 🟡 adjusted position in 26.6K shares of System1, Inc. (SST) at $3.00 Transaction Date: Apr 15, 2026 | Filing ID: 025911

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2026-04-18 00:32

Sestanovich Elizabeth 🔴 sold 341 shares of System1, Inc. (SST) at $2.26 Transaction Date: Apr 15, 2026 | Filing ID: 025910

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2026-04-18 00:32

Coppola Brian 🔴 sold 331 shares of System1, Inc. (SST) at $2.26 Transaction Date: Apr 15, 2026 | Filing ID: 025909

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