Stocks › BIO
BIO-RAD LABORATORIES, INC.
BIO·NYSE·
United States·USD
United States·USD$367.92
-0.91 (-0.25%)
Close · Oct 7, 2026 · Close Prices from Tiingo.com
BIO
BIO-RAD LABORATORIES, INC. · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
BIOS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
Loading price history…
Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of BIO by members of U.S. Congress · 27 on record
Whale Activity
Position changes in BIO reported for 2026-06-30 by 9 tracked institutional filers
- Increased3
- New0
- Held0
- Decreased4
- Closed1
- No prior filing1
| Filer | Shares | Value | Change |
|---|---|---|---|
| First Eagle Investment Management, LLC | 2.6M | $765.2M | — |
| BlackRock, Inc. | 1.7M | $498.8M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 827.0K | $242.8M | decreased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 816.2K | $239.6M | decreased |
| CITADEL ADVISORS LLC | 60.8K | $17.9M | decreased |
| MILLENNIUM MANAGEMENT LLC | 59.9K | $17.6M | increased |
| D. E. Shaw & Co., Inc. | 19.3K | $5.7M | increased |
| TWO SIGMA INVESTMENTS, LP | 10.3K | $3.0M | decreased |
| Bridgewater Associates | 0 | $0 | closed |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by BIO insiders, by quarter · Form 4
Recent Insider Transactions
83 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| ENGELHARDT EVA ANETTEEVP, President, CDG | Sale | −550 | $246.54 | $136K | May 11, 2026 | Form 4 ↗ |
| ENLOE COURTNEY CEVP, General Counsel & Sec | Tax withholding | −77 | $287.84 | $22K | Apr 24, 2026 | Form 4 ↗ |
| ENLOE COURTNEY CEVP, General Counsel & Sec | Option exercise | +186 | $0.00 | $0 | Apr 24, 2026 | Form 4 ↗ |
| Lakkaraju Roop KalyanEVP, Chief Financial Officer | Tax withholding | −420 | $287.84 | $121K | Apr 24, 2026 | Form 4 ↗ |
| Lakkaraju Roop KalyanEVP, Chief Financial Officer | Option exercise | +1,078 | $0.00 | $0 | Apr 24, 2026 | Form 4 ↗ |
| PEI MELINDA LITHERLANDDirector | Option exercise | +407 | $0.00 | $0 | Apr 21, 2026 | Form 4 ↗ |
| PINKSTON ARNOLD ADirector | Option exercise | +407 | $0.00 | $0 | Apr 21, 2026 | Form 4 ↗ |
| Hinckley Greg KDirector | Option exercise | +407 | $0.00 | $0 | Apr 21, 2026 | Form 4 ↗ |
| EDWARDS JEFFREY LDirector | Option exercise | +407 | $0.00 | $0 | Apr 21, 2026 | Form 4 ↗ |
| GOETZ JOHNVice President | Option exercise | +5,000 | $11.57 | $58K | Sep 11, 2007 | Form 4 ↗ |
| TSINGOS CHRISTINE AChief Financial Officer | Sale | −3,000 | $80.29 | $241K | Aug 15, 2007 | Form 4 ↗ |
| TSINGOS CHRISTINE AChief Financial Officer | Option exercise | +3,000 | $35.50 | $107K | Aug 15, 2007 | Form 4 ↗ |
| STARK JAMES RController | Grant / award | +1,000 | $0.00 | $0 | Aug 1, 2007 | Form 4 ↗ |
| CRUTCHFIELD BRADFORDVice President | Grant / award | +1,170 | $0.00 | $0 | Aug 1, 2007 | Form 4 ↗ |
| GOETZ JOHNVice President | Grant / award | +1,170 | $0.00 | $0 | Aug 1, 2007 | Form 4 ↗ |
| WADLER SANFORDVice President, General | Grant / award | +1,000 | $0.00 | $0 | Aug 1, 2007 | Form 4 ↗ |
| SCHWARTZ NORMAN DCEO · Director · 10% owner | Grant / award | +12.5K | $0.00 | $0 | Aug 1, 2007 | Form 4 ↗ |
| TSINGOS CHRISTINE AChief Financial Officer | Grant / award | +1,000 | $0.00 | $0 | Aug 1, 2007 | Form 4 ↗ |
| STARK JAMES RController | Sale | −5,790 | $73.99 | $428K | Jun 8, 2007 | Form 4 ↗ |
| CRUTCHFIELD BRADFORDVice President | Sale | −7,500 | $74.30 | $557K | Jun 4, 2007 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding BIO · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| First Eagle Global Fund First Eagle Funds | 1.9M | $611.5M | 0.80% | Jul 31, 2026 |
| SMALLCAP World Fund Inc | 881.7K | $258.9M | 0.27% | Jun 30, 2026 |
| iShares Core S&P Mid-Cap ETF iShares Trust | 616.7K | $181.1M | 0.15% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 584.8K | $171.7M | 0.01% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 423.2K | $124.3M | 0.07% | Jun 30, 2026 |
| Ariel Fund Ariel Investment Trust | 349.3K | $102.5M | 3.54% | Jun 30, 2026 |
| U.S. SMALL CAP VALUE PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 291.3K | $94.8M | 0.49% | Jul 31, 2026 |
| MFS Mid Cap Growth Fund MFS Series Trust IV | 277.0K | $86.6M | 0.63% | May 31, 2026 |
| VANGUARD SMALL-CAP VALUE INDEX FUND VANGUARD INDEX FUNDS | 268.0K | $78.7M | 0.12% | Jun 30, 2026 |
| FPA Crescent Fund Investment Managers Series Trust III | 244.4K | $71.8M | 0.58% | Jun 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list BIO's shares (CUSIP 090572207), each fund at its latest report since Mar 8, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
No 13D/13G beneficial-ownership filings on record.
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming bio rad laboratories as client
- FORBES-TATEBIO-RAD LABORATORIES · 2026 Q3 · MMM, HCR, DEF$20K
Filing ↗ - FORBES-TATEBIO-RAD LABORATORIES · 2026 Q2 · HCR, DEF, MMM$80K
Filing ↗ - FORBES-TATEBIO-RAD LABORATORIES · 2026 Q1 · HCR, DEF, MMM$80K
Filing ↗ - FORBES-TATEBIO-RAD LABORATORIES · 2025 Q4 · HCR, DEF, MMM$80K
Filing ↗ - FORBES-TATEBIO-RAD LABORATORIES · 2025 Q3 · HCR, DEF, MMM$80K
Filing ↗
Government Contracts
Federal awards to bio rad laboratories · USAspending
$2.8MAwarded · 55 contracts on record
- Department of Health and Human ServicesQX200 DROPLET DIGITAL PCR SYSTEM AND PX1 PCR PLATE SEALER.$50K
Sep 24, 2026 · ↗ - Department of Health and Human ServicesERBL/GUANG HU REQUIRES A REPLACEMENT FOR A QPCR MACHINEVENDOR: BIO-RAD$27K
Sep 29, 2026 · ↗ - Department of Veterans AffairsBLOOD BANK REAGENTS CONTRACT FOR THE HUNTINGTON VA MEDICAL CENTER. NEW BASE PLUS FOUR OPTION YEAR CONTRACT.$9K
Oct 18, 2026 · ↗ - Department of Health and Human ServicesEO14398 [26-009746]THE PURPOSE OF THIS AWARD IS TO RENEW RENTAL SERVICES FOR THE D-10 HBA1C ANALYZER WITH D-10 RACK LOADER.$18K
Sep 12, 2026 · ↗ - Department of Health and Human ServicesBIO-RAD LABORATORIES:1110109 [26-022496] BIORAD CHEMIDOC BLOT IMAGING SYSTEM$35K
Sep 25, 2026 · ↗ - Department of Health and Human ServicesTHE U. S. FOOD & DRUG ADMINISTRATION, (FDA) OFFICE OF ACQUISITION AND GRANTS SERVICES (OAGS) HAS A REQUIREMENT TO PROCURE A CDER-2023-118721$40K
Jul 25, 2023 · ↗ - Department of Health and Human ServicesBIO-RAD CHEMIDOC GEL AND BLOT HIGH-RESOLUTION IMAGING SYSTEM.$35K
Jun 8, 2026 · ↗ - Department of Health and Human ServicesBIO-RAD LABORATORIES:1110109 [26-005610]$53K
Sep 25, 2026 · ↗
U.S. Patents
Recent USPTO applications naming BIO-RAD LABORATORIES, INC.
No USPTO patent applications found for BIO-RAD LABORATORIES, INC..
Annual Financials
From BIO's 10-K filings · XBRL
No annual XBRL figures on record for BIO. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 2-for-1Stock splitMar 8, 2002
- 3-for-2Stock splitJun 3, 1996
- 3-for-2Stock splitJun 11, 1986
- 3-for-2Stock splitAug 1, 1985
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 2.02, 2.05, 7.01, 9.01Results of operations · Exit or disposal costs · Reg FD disclosureAug 4, 2026
EDGAR ↗
About BIO-RAD LABORATORIES, INC.
From SEC EDGAR company records
Industry (SIC 3826)Laboratory Analytical Instruments
SectorTechnology
HeadquartersHERCULES, CA
IncorporatedDE
SEC CIK0000012208 ↗
Former namesBIO RAD LABORATORIES INC