STATE OF WISCONSIN INVESTMENT BOARD
Position in BIO — Bio-Rad Laboratories, Inc.
CIK 854157
MADISON, WI
Position in BIO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$4,170,730
+$526,353 QoQ
Shares Held
14,205
+8.7% QoQ
Ownership
0.053%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#101
of 397 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BIO Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $434,626,517 across 40 Medical Devices names. BIO ranks #19 (1.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
929,695 | $84,360,524 | |
| 2 | SYK |
Stryker Corp
|
184,144 | $57,975,896 | |
| 3 | MDT |
Medtronic plc
|
696,361 | $54,476,321 | |
| 4 | BSX |
Boston Scientific Corp
|
854,407 | $36,466,090 | |
| 5 | EW |
Edwards Lifesciences Corp
|
307,120 | $27,782,075 | |
| 6 | LIVN |
LivaNova PLC
|
296,350 | $24,368,860 | |
| 7 | GEHC |
GE HealthCare Technologies Inc.
|
251,519 | $16,099,731 | |
| 8 | GMED |
Globus Medical Inc
|
195,611 | $15,455,225 |
All Filings in BIO
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,170,730 | 14,205 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $3,644,377 | 13,074 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $4,135,207 | 13,648 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $4,450,350 | 15,872 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $3,885,734 | 16,102 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $3,529,671 | 14,492 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $5,043,614 | 15,353 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $3,968,453 | 11,861 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $5,548,229 | 20,315 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $4,356,924 | 12,597 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $4,649,616 | 14,400 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $4,226,842 | 11,792 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $4,899,367 | 12,923 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $6,254,085 | 13,056 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $4,705,283 | 11,190 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $5,495,819 | 13,175 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $7,982,370 | 16,126 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $9,753,453 | 17,317 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $25,733,203 | 34,058 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $30,797,291 | 41,286 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $21,290,563 | 33,045 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $25,953,964 | 45,440 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $27,334,639 | 46,891 | Shares | Sole | 2021-02-03 | |
| 2020-09-30 | $23,675,593 | 45,931 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $15,259,007 | 33,797 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $13,359,491 | 38,109 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||