Gateway Investment Advisers
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Gateway Investment Advisers’s Bio-Rad Laboratories Class A BIO Stock Holding History

Gateway Investment Advisers’s Portfolio BIO Stock Details BIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$1.64M Buy
+4,351
New +$1.52M 0.01% 406
2025
Q1 		– Sell
-1,158
Closed -$380K – 508
2024
Q4 		$380K Buy
1,158
+373
+48% +$127K ﹤0.01% 410
2024
Q3 		$263K Sell
785
-90
-10% -$28.6K ﹤0.01% 466
2024
Q2 		$239K Sell
875
-39
-4% -$11.3K ﹤0.01% 470
2024
Q1 		$316K Sell
914
-21
-2% -$6.91K ﹤0.01% 438
2023
Q4 		$302K Sell
935
-140
-13% -$43.9K ﹤0.01% 436
2023
Q3 		$385K Buy
1,075
+44
+4% +$17K ﹤0.01% 406
2023
Q2 		$391K Buy
1,031
+381
+59% +$155K ﹤0.01% 405
2023
Q1 		$311K Buy
650
+114
+21% +$53.4K ﹤0.01% 436
2022
Q4 		$225K Buy
+536
New +$216K ﹤0.01% 504
2022
Q3 		– Sell
-912
Closed -$451K – 512
2022
Q2 		$451K Buy
912
+307
+51% +$160K 0.01% 433
2022
Q1 		$341K Hold
605
– – ﹤0.01% 476
2021
Q4 		$457K Buy
605
+54
+10% +$40.4K ﹤0.01% 429
2021
Q3 		$411K Buy
551
+63
+13% +$47.2K ﹤0.01% 436
2021
Q2 		$314K Sell
488
-13
-3% -$7.91K ﹤0.01% 476
2021
Q1 		$286K Buy
501
+5
+1% +$2.96K ﹤0.01% 483
2020
Q4 		$289K Sell
496
-21
-4% -$12K ﹤0.01% 477
2020
Q3 		$266K Buy
517
+51
+11% +$25.8K ﹤0.01% 470
2020
Q2 		$210K Buy
+466
New +$206K ﹤0.01% 510

Other funds holding BIO

Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
SGH
Sivik Global Healthcare Greenwich, Connecticut $175M AUM 28.78% 1-Year Est. Return
Atria Investments
Atria Investments Charlotte, North Carolina $10.3B AUM 19.62% 1-Year Est. Return
State of Alaska Department of Revenue
State of Alaska Department of Revenue Juneau, Alaska $9.6B AUM 34.67% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return
Blue Trust Inc
Blue Trust Inc Alpharetta, Georgia $9.51B AUM 13.02% 1-Year Est. Return
GAMMA Investing
GAMMA Investing Foster City, California $2.96B AUM 34.38% 1-Year Est. Return
PFGIA
Patriot Financial Group Insurance Agency Westborough, Massachusetts $1.05B AUM 21.28% 1-Year Est. Return
First Citizens Bank & Trust
First Citizens Bank & Trust Raleigh, North Carolina $6.73B AUM 18.92% 1-Year Est. Return
Farther Finance Advisors
Farther Finance Advisors San Francisco, California $14.2B AUM 18.33% 1-Year Est. Return

Gateway Investment Advisers's BIO Position: Q3 2026 in Review

Gateway Investment Advisers opened a new position in Bio-Rad Laboratories Class A (BIO) in Q3 2026: 4,351 shares worth $1.64M. The stake represents 0.01% of the portfolio and ranks #406 among its holdings. This is a return to the name: Gateway Investment Advisers previously reported a position in BIO as recently as Q4 2024.

Gateway Investment Advisers first reported a position in BIO in Q2 2020 and has held it in 19 quarters since. 27 funds tracked by Wall St. Rank hold BIO as of Q3 2026.

  • Gateway Investment Advisers held 4,351 shares of Bio-Rad Laboratories Class A worth $1.64M as of Q3 2026.
  • Bio-Rad Laboratories Class A was a new Gateway Investment Advisers position in Q3 2026.
  • Bio-Rad Laboratories Class A made up 0.01% of Gateway Investment Advisers's portfolio in Q3 2026, its #406 holding.
  • Gateway Investment Advisers first reported a position in Bio-Rad Laboratories Class A in Q2 2020 and has held it in 19 quarters since.
  • 27 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q3 2026.

Based on Gateway Investment Advisers's 13F filing for Q3 2026, filed 13 Oct 2026.