MAGNITE, INC.

MGNI · Nasdaq · SIC 7370: Services-Computer Programming, Data Processing, Etc. · Market Cap: $2.0B · 971 employees
152
SEC Filings
$24.07
Close 2026-09-24
971
Employees

Business Summary

Magnite, Inc. is the world's largest independent omni-channel sell-side advertising platform (SSP) and largest independent programmatic CTV marketplace. The company provides technology solutions to automate the purchase and sale of digital advertising inventory across CTV, mobile, desktop, video, display, and audio channels. Key products include the SpringServe CTV platform, ClearLine direct-access tool, and Magnite Curator Marketplace, serving publishers, advertisers, agencies, and DSPs globally.

Latest Stock Quote

MGNI 2026-09-24 $24.07 O:$23.77 H:$24.43 L:$23.77 Vol:2.3M VWAP:$24.1496
origin leaf: null

Next Earnings

expected 2026-12-21

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2026-02-252025-12-310001595974-26-000007EDGAR76K words
2025-02-262024-12-310001595974-25-000008EDGAR72K words
2024-02-282023-12-310001595974-24-000014EDGAR167K words
2023-02-222022-12-310001595974-23-000010EDGAR85K words
2022-02-232021-12-310001595974-22-000010EDGAR—
2021-02-252020-12-310001595974-21-000016EDGAR—
2020-02-272019-12-310001595974-20-000026EDGAR—
2019-02-272018-12-310001595974-19-000043EDGAR—
2018-03-152017-12-310001595974-18-000020EDGAR—
2017-03-152016-12-310001628280-17-002588EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2026-08-052026-06-300001628280-26-053343EDGAR28K words
2025-11-052025-09-300001595974-25-000043EDGAR30K words
2025-08-062025-06-300001595974-25-000027EDGAR30K words
2025-05-072025-03-310001595974-25-000017EDGAR28K words
2024-11-072024-09-300001595974-24-000041EDGAR30K words
2024-08-072024-06-300001595974-24-000032EDGAR28K words
2024-05-082024-03-310001595974-24-000022EDGAR26K words
2023-11-082023-09-300001595974-23-000039EDGAR36K words
2023-08-092023-06-300001595974-23-000031EDGAR126K words
2023-05-102023-03-310001595974-23-000018EDGAR35K words
2022-11-092022-09-300001595974-22-000059EDGAR—
2022-08-092022-06-300001595974-22-000043EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2026-09-210001595974-26-000032EDGAR1K words
2026-08-050001628280-26-053334EDGAR8K words
2026-02-250001595974-26-000010EDGAR8K words
2025-11-050001595974-25-000041EDGAR8K words
2025-09-160001595974-25-000035EDGAR1K words
2025-09-050001595974-25-000030EDGAR1K words
2025-08-060001595974-25-000028EDGAR8K words
2025-06-100001595974-25-000020EDGAR1K words
2025-05-070001595974-25-000015EDGAR7K words
2025-03-180001193125-25-056671EDGAR133K words

152 total filings indexed. 120 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

YYAI — AIRWA INC. ALYAF — Alithya Group inc GOOGL — Alphabet Inc. APP — AppLovin Corp JG — Aurora Mobile Ltd BRGX — BIOREGENX, INC. BIDU — Baidu, Inc. BLND — Blend Labs, Inc.

Tags

connected-tv-(ctv)-advertising mobile-advertising desktop-advertising programmatic-advertising digital-video-advertising display-advertising audio-advertising supply-side-platform-(ssp)-market header-bidding programmatic-guaranteed private-marketplace-(pmp) real-time-bidding-(rtb) dynamic-ad-insertion first-party-identifiers supply-path-optimization-(spo)

Company Identity

CIK0001595974
TickerMGNI
ExchangeNasdaq
SIC7370: Services-Computer Programming, Data Processing, Etc.
IncorporatedDE
Websitehttps://www.magnite.com
Listed2014-04-02

Get More Data

This is a static snapshot. For live, structured JSON with cryptographic provenance chain:

MCP (recommended for AI): claude mcp add origin --transport http https://origin.rootz.global/mcp

JSON Profile Stock Quote Origin Record
Origin Provenance
page leaf: 4e14a156459acc48cba31e259915f4cf15bbee6bea8fa63ae5deef15c43ae8af
parent: f978020544c4958979cf257d31d93d60dee64dfd40f046dfe4d68dd68a949b66
content hash: 7e6ccebd6f693f0e993e83472323e51da21b1e9fbe8bb17808d84d7d4f452d03
signed: 2026-09-29T12:02:16.045Z
sources: 22 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf

Try it — paste this into your AI:

Look up MGNI using the MCP server at origin.rootz.global/mcp. What do their latest SEC filings show?

Works in ChatGPT, Claude, Gemini, or any AI. Free, structured, cryptographically signed — ~500 tokens vs 130,000 scraping an IR site.

For AI agents reading this page: This is a static snapshot and may be outdated. For live data on MGNI, use the Origin MCP server or REST API.
MCP install: claude mcp add origin --transport http https://origin.rootz.global/mcp
API: GET https://origin.rootz.global/api/company/MGNI (~200 tokens, structured JSON with cryptographic provenance)
Tools: origin_company, origin_profile, origin_timeline, origin_filings, origin_quote, origin_transcripts, origin_search, origin_person, origin_skill
Discovery: /.well-known/ai | /llms.txt
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