Regeneron Pharmaceuticals, Inc.

STATE OF WISCONSIN INVESTMENT BOARD REGN

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

59,079

Value ($000)

45,601

Weight

0.1%

2013 Q4 - 2025 Q4 (27 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/17/2026	45,601	0.1%	59,079	12/31/2025
2025 Q3	11/14/2025	34,908	0.1%	62,084	9/30/2025
2025 Q2	8/14/2025	29,931	0.1%	57,012	6/30/2025
2025 Q1	5/15/2025	42,281	0.1%	66,665	3/31/2025
2024 Q4	2/14/2025	42,664	0.1%	59,893	12/31/2024
2024 Q3	11/14/2024	67,464	0.2%	64,176	9/30/2024
2024 Q2	8/14/2024	60,365	0.2%	57,434	6/30/2024
2024 Q1	5/14/2024	55,231	0.1%	57,383	3/31/2024
2023 Q4	2/12/2024	48,906	0.1%	55,683	12/31/2023
2023 Q3	11/14/2023	47,244	0.1%	57,407	9/30/2023
2023 Q2	8/14/2023	47,672	0.1%	66,346	6/30/2023
2023 Q1	5/15/2023	54,580	0.2%	66,426	3/31/2023
2022 Q4	2/14/2023	49,021	0.2%	67,944	12/31/2022
2022 Q3	11/14/2022	48,701	0.2%	70,697	9/30/2022
2022 Q2	8/15/2022	51,023	0.1%	86,314	6/30/2022
2022 Q1	5/13/2022	64,113	0.1%	91,797	3/31/2022
2021 Q4	2/11/2022	42,166	0.1%	66,769	12/31/2021
2021 Q3	11/12/2021	43,750	0.1%	72,292	9/30/2021
2021 Q2	8/12/2021	36,658	0.1%	65,631	6/30/2021
2021 Q1	5/17/2021	35,178	0.1%	74,350	3/31/2021
2020 Q4	2/3/2021	41,158	0.1%	85,193	12/31/2020
2020 Q3	11/16/2020	47,964	0.1%	85,683	9/30/2020
2020 Q2	8/12/2020	73,057	0.2%	117,144	6/30/2020
2020 Q1	5/6/2020	22,193	0.1%	45,450	3/31/2020
2019 Q4	2/14/2020	22,824	0.1%	60,786	12/31/2019
2014 Q1	5/14/2014	17,191	0.1%	57,250	3/31/2014
2013 Q4	2/12/2014	15,746	0.1%	57,210	12/31/2013