# RayzeBio Inc. (RYZB)

Source: https://www.quantisnow.com/company/RYZB
Generated: 2026-11-09T21:36:16.920Z

- Ticker: RYZB
- Exchange: NASDAQ
- IPO year: 2023

## Latest RYZB news and filings

- 2024-10-30 10:00 UTC [Axonis Therapeutics Announces $115 Million Series A Financing](https://www.quantisnow.com/insight/axonis-therapeutics-announces-115-million-series-a-financing-5742507)
- 2024-08-01 12:00 UTC [venBio Raises $528 Million Venture Capital Fund Focused on Life Science Companies](https://www.quantisnow.com/insight/venbio-raises-528-million-venture-capital-fund-focused-on-life-5637065)
- 2024-03-19 11:26 UTC [Market Insight] [AstraZeneca's $2.4B Fusion Pharmaceuticals' Acquisition Signals Shift In Efforts From Traditional Regimens For More Targeted Cancer Treatments](https://www.quantisnow.com/insight/astrazenecas-24b-fusion-pharmaceuticals-acquisition-signals-shift-in-efforts-from-5353048)
- 2024-03-07 21:07 UTC [SEC Form 15-12G filed by RayzeBio Inc.](https://www.quantisnow.com/insight/sec-form-15-12g-filed-by-rayzebio-inc-5326951)
- 2024-02-28 21:28 UTC [SEC Form 4] [Viking Global Investors Lp disposed of 6,642,700 shares (SEC Form 4)](https://www.quantisnow.com/insight/viking-global-investors-lp-disposed-of-6642700-shares-sec-form-5301572)
- 2024-02-28 21:30 UTC [SEC Form 4] [Viking Global Investors Lp disposed of 6,642,700 shares (SEC Form 4)](https://www.quantisnow.com/insight/viking-global-investors-lp-disposed-of-6642700-shares-sec-form-5301539)
- 2024-02-28 21:28 UTC [SEC Schedule 13G] [SEC Form SC 13G/A filed by RayzeBio Inc. (Amendment)](https://www.quantisnow.com/insight/sec-form-sc-13ga-filed-by-rayzebio-inc-amendment-5301449)
- 2024-02-27 22:14 UTC [SEC Form 4] [SEC Form 4 filed by Oliger Christy J.](https://www.quantisnow.com/insight/sec-form-4-filed-by-oliger-christy-j-5297353)
- 2024-02-27 22:10 UTC [SEC Form 4] [SEC Form 4 filed by You Angie](https://www.quantisnow.com/insight/sec-form-4-filed-by-you-angie-5297350)
- 2024-02-27 22:07 UTC [SEC Form 4] [SEC Form 4 filed by Van Hauwermeiren Timothy](https://www.quantisnow.com/insight/sec-form-4-filed-by-van-hauwermeiren-timothy-5297294)
- 2024-02-27 22:04 UTC [SEC Form 4] [SEC Form 4 filed by Tagliaferri Mary](https://www.quantisnow.com/insight/sec-form-4-filed-by-tagliaferri-mary-5297264)
- 2024-02-27 21:59 UTC [SEC Form 4] [Heyman Richard A. returned $22,965,375 worth of shares to the company (367,446 units at $62.50), closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/heyman-richard-a-returned-22965375-worth-of-shares-to-the-5297099)
- 2024-02-27 21:51 UTC [SEC Form 4] [SEC Form 4 filed by Larson Yi](https://www.quantisnow.com/insight/sec-form-4-filed-by-larson-yi-5296972)
- 2024-02-27 21:47 UTC [SEC Form 4] [Katabi Maha returned $151,220,500 worth of shares to the company (2,419,528 units at $62.50) (SEC Form 4)](https://www.quantisnow.com/insight/katabi-maha-returned-151220500-worth-of-shares-to-the-company-5296910)
- 2024-02-27 21:42 UTC [SEC Form 4] [Kush Arvind returned $4,902,062 worth of shares to the company (78,433 units at $62.50), closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/kush-arvind-returned-4902062-worth-of-shares-to-the-company-5296848)
- 2024-02-27 21:41 UTC [SEC Form 4] [Song Kenneth returned $101,435,500 worth of shares to the company (1,622,968 units at $62.50) (SEC Form 4)](https://www.quantisnow.com/insight/song-kenneth-returned-101435500-worth-of-shares-to-the-company-5296820)
- 2024-02-26 14:20 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by RayzeBio Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-rayzebio-inc-5290793)
- 2024-02-26 14:20 UTC [SEC Form 8-K] [RayzeBio Inc. filed SEC Form 8-K: Termination of a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Material Modification to Rights of Security Holders, Changes in Control of Registrant, Leadership Update, Financial Statements and Exhibits](https://www.quantisnow.com/insight/rayzebio-inc-filed-sec-form-8-k-termination-of-a-material-5290792)
- 2024-02-26 13:55 UTC [SEC Form 25-NSE filed by RayzeBio Inc.](https://www.quantisnow.com/insight/sec-form-25-nse-filed-by-rayzebio-inc-5290650)
- 2024-02-26 13:35 UTC [Mergers & Acquisitions] [Bristol Myers Squibb Completes Acquisition of RayzeBio, Adding Differentiated Actinium-Based Radiopharmaceutical Platform](https://www.quantisnow.com/insight/bristol-myers-squibb-completes-acquisition-of-rayzebio-adding-differentiated-actinium-based-5290575)
- 2024-02-23 12:53 UTC [SEC Schedule 14D-9] [SEC Form SC 14D9/A filed by RayzeBio Inc. (Amendment)](https://www.quantisnow.com/insight/sec-form-sc-14d9a-filed-by-rayzebio-inc-amendment-5286939)
- 2024-02-23 12:34 UTC [SEC Schedule TOT] [SEC Form SC TO-T/A filed by RayzeBio Inc. (Amendment)](https://www.quantisnow.com/insight/sec-form-sc-to-ta-filed-by-rayzebio-inc-amendment-5286900)
- 2024-02-23 11:59 UTC [Bristol Myers Squibb Announces Expiration of RayzeBio Tender Offer](https://www.quantisnow.com/insight/bristol-myers-squibb-announces-expiration-of-rayzebio-tender-offer-5286780)
- 2024-02-12 12:02 UTC [Market Chatter] [Bristol Myers Squibb And Rayzebio Announced Expiration Of Waiting Period Under Hart-scott-rodino Antitrust Improvements Act Of 1976, In Connection With Bristol Myers Squibb's Previously Announced Deal To Acquire Rayzebio For $62.50/Shares On Feb 9](https://www.quantisnow.com/insight/bristol-myers-squibb-and-rayzebio-announced-expiration-of-waiting-period-5248265)
- 2024-02-12 11:59 UTC [Bristol Myers Squibb and RayzeBio Announce Expiration of HSR Act Waiting Period](https://www.quantisnow.com/insight/bristol-myers-squibb-and-rayzebio-announce-expiration-of-hsr-act-5248128)
- 2024-01-05 13:51 UTC [Market Insight] [Cramer Says This 'Inexpensive' Stock Is 'Doing Some Great Things With Aerospace'](https://www.quantisnow.com/insight/cramer-says-this-inexpensive-stock-is-doing-some-great-things-5172231)
- 2023-12-29 12:04 UTC [Market Insight] [Upward Trajectory For Biotech/Pharma M&A: Sector Trends Towards Pre-Pandemic Levels, Forecasts Positive For 2024](https://www.quantisnow.com/insight/upward-trajectory-for-biotechpharma-ma-sector-trends-towards-pre-pandemic-levels-5158281)
- 2023-12-27 17:42 UTC [Market Insight] [Recent M&A Bodes Well For Targeted Cancer Therapy Player Fusion Pharmaceuticals, Analyst Say AstraZeneca Is Favorably Positioned](https://www.quantisnow.com/insight/recent-ma-bodes-well-for-targeted-cancer-therapy-player-fusion-5155991)
- 2023-12-27 08:28 UTC [Market Insight] [Investor Sentiment Improves; Dow Jumps Over 150 Points](https://www.quantisnow.com/insight/investor-sentiment-improves-dow-jumps-over-150-points-5155416)
- 2023-12-26 19:43 UTC [Market Insight] [Nasdaq Surges 75 Points; Inspira Technologies Shares Spike Higher](https://www.quantisnow.com/insight/nasdaq-surges-75-points-inspira-technologies-shares-spike-higher-5154817)
- 2023-12-26 18:48 UTC [Market Insight] [Why RayzeBio Shares Are Trading Higher By 100%? Here Are Other Stocks Moving In Tuesday's Mid-Day Session](https://www.quantisnow.com/insight/why-rayzebio-shares-are-trading-higher-by-100-here-are-5154778)
- 2023-12-26 17:31 UTC [Market Insight] [12 Health Care Stocks Moving In Tuesday's Intraday Session](https://www.quantisnow.com/insight/12-health-care-stocks-moving-in-tuesdays-intraday-session-5154723)
- 2023-12-26 15:41 UTC [Market Chatter] [William Blair Downgrades RayzeBio to Market Perform](https://www.quantisnow.com/insight/william-blair-downgrades-rayzebio-to-market-perform-5154590)
- 2023-12-26 15:10 UTC [Market Insight] [Health Care Company Bristol-Myers Squibb Announces Merger With RayzeBio](https://www.quantisnow.com/insight/health-care-company-bristol-myers-squibb-announces-merger-with-rayzebio-5154570)
- 2023-12-26 13:48 UTC [Market Insight] [Bristol Myers Squibb Takes On Novartis, Eli Lilly With RayzeBio $4B Deal In Radiopharmaceuticals](https://www.quantisnow.com/insight/bristol-myers-squibb-takes-on-novartis-eli-lilly-with-rayzebio-5154433)
- 2023-12-26 13:12 UTC [Market Chatter] [RayzeBio shares are trading higher after the company announced that it will be acquired by Bristol Myers Squibb for $62.50 per share in cash in a deal worth $4.1 billion.](https://www.quantisnow.com/insight/rayzebio-shares-are-trading-higher-after-the-company-announced-that-5154379)
- 2023-12-26 13:07 UTC [Market Insight] [12 Health Care Stocks Moving In Tuesday's Pre-Market Session](https://www.quantisnow.com/insight/12-health-care-stocks-moving-in-tuesdays-pre-market-session-5154372)
- 2023-12-26 12:13 UTC [Dividends] [Bristol Myers Squibb Adds Premier Radiopharmaceutical Platform with Acquisition of RayzeBio](https://www.quantisnow.com/insight/bristol-myers-squibb-adds-premier-radiopharmaceutical-platform-with-acquisition-of-5154295)
- 2023-12-26 12:00 UTC [Market Chatter] [Bristol Myers Squibb Adds Premier Radiopharmaceutical Platform with Acquisition of RayzeBio for $62.50/ Share in a Deal Worth $4.1B](https://www.quantisnow.com/insight/bristol-myers-squibb-adds-premier-radiopharmaceutical-platform-with-acquisition-of-5154285)
- 2023-12-26 11:59 UTC [Dividends] [Bristol Myers Squibb Adds Premier Radiopharmaceutical Platform with Acquisition of RayzeBio](https://www.quantisnow.com/insight/bristol-myers-squibb-adds-premier-radiopharmaceutical-platform-with-acquisition-of-5154281)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/RYZB
- Earnings history: https://www.quantisnow.com/earnings/RYZB
- Dividend history: https://www.quantisnow.com/dividends/RYZB
- Insider transactions: https://www.quantisnow.com/insiders/RYZB
- Options chain: https://www.quantisnow.com/options/RYZB
- SEC 8-K filings only: https://www.quantisnow.com/company/RYZB/8-k
- RSS and alerts for RYZB: https://www.quantisnow.com/docs/rss-feeds.md