BIO — BIO-RAD LABORATORIES, INC.Today's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
15
all time
Members · 12m
0
0 buys · 0 sells · by trade date
Latest filing
10-10
2023-10-10
Rows filed past the STOCK Act's 45-day window, stated on the row, never editorialised; both dates and the receipt stay on every row.
3
13F holders
320
all listed · 2026-03-31
Congress: statutory ranges, filed up to 45 days after the trade · 13F: quarter-end snapshots, filed up to 45 days lateras of 2026-10-29
Congress 15Institutional 320

Congress · disclosure timeline

By trade date · 24 months · 0 rows ▲ buy, ▼ sell; height = lower bound (log scale). Trade date, not filing date — the filing lag is in the table below.

No dated BIO rows fall inside the trailing 24 months by trade date.

Members active in BIO

12 months · most active first Rows = number of disclosures, not dollars. Net = lower bound of the net range. Committees as of each member's latest trade in the window (roster snapshot 2026-10-29).

No member disclosed BIO in the trailing 12 months.

Congressional disclosures

Newest filed firstAll 15 rows ↗
Latest congressional filings mentioning BIO
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2023-10-10Lois Frankel D–FL-22SELLTraded 09-08 +32d$1K–$15K
2023-07-28Lois Frankel D–FL-22BUYTraded 06-29 +29d$1K–$15K
2023-07-28Lois Frankel D–FL-22BUYTraded 06-28 +30d$1K–$15K
2022-12-29Susie Lee D–NV-3SELL JT (jointly owned)Traded 11-30 +29d$1K–$15K
2022-04-08Tommy Tuberville R–ALSELL JT (jointly owned)Traded 03-30 +9d$1K–$15K
2021-07-23Tommy Tuberville R–ALBUY JT (jointly owned)Traded 03-29 LATE·116d$1K–$15K
2021-02-10Susie Lee D–NV-3SELL partial · JT (partial sale, jointly owned)Traded 01-05 +36d$1K–$15K
2020-12-08Susie Lee D–NV-3SELL partial · JT (partial sale, jointly owned)Traded 10-02 LATE·67d$1K–$15K
2020-06-15Susie Lee D–NV-3SELL partial · JT (partial sale, jointly owned)Traded 05-27 +19d$1K–$15K
2020-06-15Susie Lee D–NV-3SELL partial · JT (partial sale, jointly owned)Traded 04-07 LATE·69d$1K–$15K

13F holders · Quarter ended 2026-03-31Newest filing in this build: 2026-07-31. Per-row filing dates are on each receipt. · longs only

Top institutional holders of BIO for quarter 2026-03-31, 1–25 of 320 holders
#FilerValueSecuritiesFlagsderived by Public Filings from this build's reviewed ticker-mapping holders list for this share class; that list carries each holder's share count, share change and filed date, which this table does not show, but no document links — the EDGAR link opens the filer's 13F list·§
1First Eagle Investment Management, LLC$726M1
derived ·§ EDGAR ↗
2BlackRock, Inc.$468M1
derived ·§ EDGAR ↗
3DIMENSIONAL FUND ADVISORS LP$304M1
derived ·§ EDGAR ↗
4VANGUARD CAPITAL MANAGEMENT LLC$232M1
derived ·§ EDGAR ↗
5VANGUARD PORTFOLIO MANAGEMENT LLC$231M1
derived ·§ EDGAR ↗
6ARIEL INVESTMENTS, LLC$219M1
derived ·§ EDGAR ↗
7EARNEST PARTNERS LLC$164M1
derived ·§ EDGAR ↗
8STATE STREET CORP$156M1
derived ·§ EDGAR ↗
9Capital World Investors$125M1
derived ·§ EDGAR ↗
10BANK OF AMERICA CORP /DE/$124M1
derived ·§ EDGAR ↗
11UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$119M1
derived ·§ EDGAR ↗
12First Pacific Advisors, LP$114M1
derived ·§ EDGAR ↗
13MASSACHUSETTS FINANCIAL SERVICES CO /MA/$110M1
derived ·§ EDGAR ↗
14Capital Research Global Investors$107M1
derived ·§ EDGAR ↗
15UBS Group AG$98.8M1
derived ·§ EDGAR ↗
16SEI INVESTMENTS CO$80.3M1
derived ·§ EDGAR ↗
17MORGAN STANLEY$76.4M1
derived ·§ EDGAR ↗
18PARNASSUS INVESTMENTS, LLC$70.9M1
derived ·§ EDGAR ↗
19DEERFIELD MANAGEMENT COMPANY, L.P.$63.0M1
derived ·§ EDGAR ↗
20NORTHERN TRUST CORP$60.9M1
derived ·§ EDGAR ↗
21NOMURA HOLDINGS INC$60.6M1
derived ·§ EDGAR ↗
22CHARLES SCHWAB INVESTMENT MANAGEMENT INC$54.8M1
derived ·§ EDGAR ↗
23Mawer Investment Management Ltd.$52.6M1
derived ·§ EDGAR ↗
24FRANKLIN RESOURCES INC$47.5M1
derived ·§ EDGAR ↗
25SOUTHEASTERN ASSET MANAGEMENT INC/TN/$45.4M1
derived ·§ EDGAR ↗
Show all 320 holders
Truncated by Public Filings. All 264 13F filers reporting this share class are listed. Method ↗

Crowding — not available in this build. No holder rows for the selected period, so no percentile can be ranked.

Congress ↔ notable managers · BIO

Congress · last 90 days

Buyers
0 — —
Sellers
0 — —

filed 2026-07-31 → 2026-10-29 · statutory ranges

Notable managers · quarter ended 2026-03-31

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · BIO RAD LABS INC

Merged timeline of congressional filings and notable-manager moves on BIO
DateWhoChangeSize
2026-05-15Gotham Asset Management 13FADD+35,366 sh
2026-05-15Bridgewater Associates 13FNEW+1,684 sh
2026-05-15Moore Capital Management 13FEXIT−50,000 sh
2026-05-14Caxton Associates 13FEXIT−1,467 sh

4 newest, by filing date · 13F rows are quarter-end snapshots, not trades

Congress vs filers

12 months
Congress net (rows)no rows
Congress net ($ bound)$0
Filersnot computedThe filer side needs per-issuer quarter-over-quarter actions, which the published aggregate does not carry for this issuer. Convergence and divergence are stated only when both sides are computed.