Welcome to our dedicated page for Bio Rad Labs SEC filings (Ticker: BIO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Digital PCR breakthroughs, global reagent supply chains, and multi-segment revenue streams make Bio-Rad Laboratories’ (BIO) SEC disclosures some of the most intricate in the life-science arena. Parsing a 300-page annual report to locate FDA clearance updates, or tracking when executives sell shares ahead of a new diagnostics launch, can drain hours. That complexity is exactly why users search for phrases like “Bio-Rad insider trading Form 4 transactions” or “How do I read a Bio-Rad annual report 10-K simplified?”
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Bio-Rad Laboratories insider plans modest stock sale under Rule 144. A holder of Bio-Rad Laboratories, Inc. common stock has filed a notice of intent to sell 776 shares through Morgan Stanley Smith Barney LLC on the NYSE. The aggregate market value of the planned sale is listed as $247,978.56. The filing notes that 21,906,399 common shares were outstanding for the issuer at the time referenced in the form, providing context for the relatively small size of this transaction.
The shares to be sold come from restricted stock awards acquired from the issuer on three dates in early September 2022, in amounts of 264, 196, and 316 shares. The seller represents that they are not aware of any material nonpublic adverse information about the company’s current or prospective operations and acknowledges the criminal penalties that can apply to intentional misstatements.
A shareholder in company symbol BIO filed a Form 144 notice to sell 760 Common Class A shares through Wells Fargo Clearing Services on the NYSE, with an aggregate market value of 228793.04. The issuer reports 21906399 Common Class A shares outstanding, providing context for the relatively small size of this planned sale. The shares to be sold were acquired by donation on 09/12/2016 from Alice Schwartz as stock in kind. By signing the notice, the seller represents they are not aware of any undisclosed material adverse information about the issuer and acknowledges the requirements related to any Rule 10b5-1 trading plan.
Bio‑Rad Laboratories (BIO)699.873 shares of Bio‑Rad A Common Stock at a weighted average price of $306.182, executed in multiple trades between $306.104 and $306.230.
Following the sale, the reporting person directly beneficially owns 509.682 shares.
BIO: A holder filed a Form 144 notice to sell up to 701 common shares on the NYSE. The filing lists Morgan Stanley Smith Barney LLC as broker and shows an aggregate market value $214,633.08 for the proposed sale, with an approximate sale date 11/06/2025.
The shares were acquired through restricted stock and an employee stock purchase plan in multiple lots: 214 (restricted on 09/06/2025), 385 (restricted on 09/01/2025), 70 (restricted on 09/03/2024), 29 (ESPP on 03/28/2024), and 3 (ESPP on 12/29/2023), totaling 701. Shares outstanding were 21,906,399; this is a baseline figure, not the amount being offered.
Bio-Rad Laboratories’ controlling shareholders filed Amendment No. 9 to Schedule 13D for the Class B Common Stock. The filing reflects estate-related changes and confirms continued control. Blue Raven Partners, L.P. directly holds 4,060,054 Class B shares, representing 80.1% of the class. Norman D. Schwartz is deemed to beneficially own 4,929,036 Class B shares (97.2%), including shares held via trusts where he is sole trustee. Steven D. Schwartz is deemed to beneficially own 4,098,294 Class B shares (80.8%). The Alice N. Schwartz Revocable Trust holds 437,510 Class B shares (8.6%). Percentages are based on 5,070,184 Class B shares outstanding as of July 28, 2025.
The purpose stated is control of the company, and the shareholders “control the management” and may be deemed “parents” of the company. The filing notes that due to the death of Mrs. Alice N. Schwartz on September 25, 2025, she ceased to be a beneficial owner of more than 5% of the Class B. The amendment also lists historical option exercises and inter‑family gifts of Class B shares.
Bio-Rad Laboratories (BIO) filed an amended Schedule 13D reporting updated ownership and control details following changes within the Schwartz family trusts. Norman D. Schwartz reports beneficial ownership of 3,228,922 shares of Class A Common Stock, representing 14.6% of that class, including shares held directly, by trusts for which he is sole trustee, and options exercisable within sixty days of
The Alice N. Schwartz Revocable Trust holds 1,781,356 Class A shares, or 8.1%. The filing notes that, due to the death of Mrs. Alice N. Schwartz on
Bio‑Rad Laboratories reported Q3 2025 net sales of $653.0 million, roughly flat year over year, with income from operations of $65.3 million. A $495.3 million loss from the change in fair value of equity securities and a tax benefit of $89.2 million drove a net loss of $341.9 million for the quarter.
For the first nine months, net sales were $1,890.0 million and net income $39.9 million. Operating cash flow reached $367.3 million. The company repurchased $295.5 million of shares year to date.
Bio‑Rad closed the acquisition of Stilla Technologies on June 30, 2025 for total preliminary consideration of $257.7 million, including cash paid to sellers, debt repayments, escrow, and $28.6 million of contingent consideration (up to $50.0 million tied to milestones). Cash and cash equivalents were $395.8 million and short‑term investments $1,022.8 million as of September 30, 2025. Long‑term debt consisted of $1.2 billion of senior notes. The fair value loss related to the Sartorius AG stake was $505.1 million in Q3.
Bio-Rad Laboratories (BIO) announced financial results for the quarter ended September 30, 2025. The company furnished a press release as Exhibit 99.1 and a Supplemental Earnings Presentation as Exhibit 99.2, which are also available on its website in Investor Relations under “Events & Presentations.” Under General Instruction B.2, these materials are furnished, not filed, are not subject to Section 18 of the Exchange Act, and are not incorporated by reference except by specific reference.
Bio-Rad Laboratories (BIO): A Schedule 13D/A (Amendment No. 9) updates the Schwartz family’s beneficial ownership and control of the company’s Class B Common Stock following the passing of Alice N. Schwartz on September 25, 2025. Norman D. Schwartz became sole trustee of the relevant trusts.
Blue Raven Partners, L.P. directly holds 4,060,054 Class B shares, representing 80.1% of the class. Norman D. Schwartz is deemed to beneficially own 4,929,036 Class B shares (97.2%), including shares held directly and via trusts, and indirect interests through the partnership. Steven D. Schwartz is deemed to beneficially own 4,098,294 Class B shares (80.8%). Class B shares outstanding were 5,070,184 as of July 28, 2025.
The filing states the purpose of the Shareholders’ ownership has been control of the company, and that by virtue of their Class B holdings they control management. The amendment also lists recent option exercises and gifts among the reporting persons and notes that Alice N. Schwartz’s trust holds 437,510 Class B shares (8.6%).
Bio-Rad Laboratories (BIO) filed Schedule 13D/A (Amendment No. 7) updating beneficial ownership and control following family trust changes. Norman D. Schwartz reports beneficial ownership of 3,228,922 shares of Class A Common Stock, representing 14.6%. This includes 2,714,928 shares via trusts where he is sole trustee, 17,145 shares held by the Alles Institute for Medical Research with shared power, 443,434 shares held directly, and 53,415 options exercisable within sixty days of September 25, 2025.
The Alice N. Schwartz Revocable Trust holds 1,781,356 Class A shares, or 8.1%. Percentages are based on 21,992,307 Class A shares outstanding as of July 28, 2025, with Mr. Schwartz’s percentage calculated to include his 53,415 exercisable options. In Class B, Mr. Schwartz has beneficial ownership of 4,929,036 shares, or 97.2%, based on 5,070,184 Class B shares outstanding as of July 28, 2025. The filing states the purpose of the shareholders’ ownership has been control of the Company.
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