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AMERICAN CENTURY COMPANIES INC

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 748054 KANSAS CITY, MO

Position in REGN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$434,298,626
+$8,622,356 QoQ
Shares Held
562,097
+1.9% QoQ
Ownership
0.536%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 87.07589615315506.ToString("F0")% Shared 12.92410384684494.ToString("F0")% None 0.ToString("F0")%

Common Shares in REGN Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

AMERICAN CENTURY COMPANIES INC holds $3,844,311,104 across 169 Biotechnology names. REGN ranks #2 (11.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 REGN
Regeneron Pharmaceuticals, Inc.
This page
562,097 $434,298,626

All Filings in REGN

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24 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $434,298,626 562,097
2025-12-31 $425,676,270 551,487
2025-09-30 $371,432,750 660,595
2025-06-30 $334,242,300 636,652
2025-03-31 $458,210,245 722,467
2024-12-31 $504,006,242 707,546
2024-09-30 $776,335,483 738,495
2024-06-30 $867,974,206 825,832
2024-03-31 $848,824,743 881,905
2023-12-31 $817,976,069 931,328
2023-06-30 $637,106,424 886,668
2023-03-31 $790,208,255 961,710
2022-12-31 $795,083,422 1,102,002
2022-09-30 $811,537,769 1,178,071
2022-06-30 $695,598,040 1,176,726
2022-03-31 $769,872,556 1,102,306
2021-12-31 $672,528,382 1,064,936
2021-09-30 $710,883,159 1,174,664
2021-06-30 $645,154,473 1,155,073
2021-03-31 $522,706,619 1,104,761
2020-12-31 $447,377,251 926,036
2020-09-30 $520,485,683 929,804
2020-06-30 $560,331,439 898,471
2020-03-31 $474,990,445 972,763