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REGN · Regeneron Pharmaceuticals, Inc. · Shareholders & Ownership

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$788.00 +5.96 (+0.76%)
Market Cap
$80.51B
Shares
102.95M
Volume · Oct 19 490.42K Avg daily vol (3M) 740.09K

Every disclosed holder of REGN in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns REGN

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions
Holder group Shares % Out
Institutional (13F) 91,182,394 88.57%
Insiders (Forms 3, 4, 5) 0 0.00%
13D/G-only blocks 0 0.00%
Remaining 11,772,594 11.43%
Registered funds (N-PORT, not summed) 40,912,317 39.74%

Shares outstanding: 102,954,988, the issuer's latest cover-page count restated onto today's split basis.

Insiders are listed but not summed: the issuer has more than one class of common stock and Forms 3, 4 and 5 report one issuer-wide balance across them.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of REGN

# Holder Shares
1
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
9,113,506
1.1
iShares Core S&P 500 ETF
Fund S000004310 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,374,351
1.2
iShares Biotechnology ETF
Fund S000004350 · Registered fund · Jun 30, 2026
iShares Trust, not summed
715,060
1.3
iShares Russell 1000 Value ETF
Fund S000004345 · Registered fund · Jun 30, 2026
iShares Trust, not summed
225,732
1.4
iShares S&P 500 Value ETF
Fund S000004312 · Registered fund · Jun 30, 2026
iShares Trust, not summed
164,269
1.5
iShares Core S&P Total U.S. Stock Market ETF
Fund S000004317 · Registered fund · Jun 30, 2026
iShares Trust, not summed
129,172
2
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
6,629,759
3
Dodge & Cox
13F CIK 200217 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
4,871,137
3.1
Dodge & Cox Stock Fund
Fund S000011202 · Registered fund · Jun 30, 2026
Dodge & Cox Funds, not summed
3,121,304
3.2
Dodge & Cox Global Stock Fund
Fund S000022057 · Registered fund · Jun 30, 2026
Dodge & Cox Funds, not summed
299,552
3.3
Dodge & Cox Balanced Fund
Fund S000011204 · Registered fund · Jun 30, 2026
Dodge & Cox Funds, not summed
237,600
4
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
4,834,688
4.1
State Street(R) Health Care Select Sector SPDR(R) ETF
Fund S000006412 · Registered fund · Jun 30, 2026
SELECT SECTOR SPDR TRUST, not summed
705,889
4.2
State Street(R) SPDR(R) Portfolio S&P 500(R) ETF
Fund S000006983 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
238,433
4.3
State Street(R) SPDR(R) S&P(R) Biotech ETF
Fund S000010018 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
165,470
4.4
State Street(R) SPDR(R) Portfolio S&P 500(R) Value ETF
Fund S000006985 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
121,539
4.5
State Street Equity 500 Index II Portfolio
Fund S000046029 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
39,102
5
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,940,665
5.1
Invesco NASDAQ 100 ETF
Fund S000069448 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
441,543
5.2
Invesco S&P 500 Equal Weight ETF
Fund S000060812 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
309,722
5.3
Invesco Comstock Fund
Fund S000027834 · Registered fund · Jul 31, 2026
AIM Sector Funds (Invesco Sector Funds), not summed
227,473
5.4
Invesco Equity and Income Fund
Fund S000027808 · Registered fund · May 31, 2026
AIM Counselor Series Trust (Invesco Counselor Series Trust), not summed
131,065
5.5
Invesco Growth and Income Fund
Fund S000027810 · Registered fund · May 31, 2026
AIM Counselor Series Trust (Invesco Counselor Series Trust), not summed
65,207
6
JPMORGAN CHASE & CO
13F CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
3,774,199
7
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
3,270,896
8
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,175,313
9
FRANKLIN RESOURCES INC
13F CIK 38777 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,771,839
9.1
Putnam Large Cap Value Fund
Fund S000005581 · Registered fund · Jul 31, 2026
Putnam Large Cap Value Fund, not summed
1,152,014
9.2
Putnam Focused Large Cap Value ETF
Fund S000071710 · Registered fund · May 29, 2026
Putnam ETF Trust, not summed
239,722
9.3
Putnam VT Large Cap Value Fund
Fund S000003894 · Registered fund · Jun 30, 2026
Putnam Variable Trust, not summed
60,256
9.4
Franklin Biotechnology Discovery Fund
Fund S000006882 · Registered fund · Jul 31, 2026
Franklin Strategic Series, not summed
57,013
9.5
Putnam Dynamic Asset Allocation Growth Fund
Fund S000000780 · Registered fund · Jun 30, 2026
Putnam Asset Allocation Funds, not summed
27,359
10
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,625,810
11
VANGUARD 500 INDEX FUND
Fund S000002839 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
2,588,231
12
Invesco QQQ Trust, Series 1
Fund S000101292 · Registered fund · Jun 30, 2026
Invesco QQQ Trust, Series 1, not summed
2,186,867
13
Nuveen, LLC
13F CIK 1871926 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
2,019,974
13.1
College Retirement Equities Fund - Total Global Stock Account
Fund S000005080 · Registered fund · Jun 30, 2026
College Retirement Equities Fund, not summed
727,411
13.2
College Retirement Equities Fund - Growth Account
Fund S000005082 · Registered fund · Jun 30, 2026
College Retirement Equities Fund, not summed
586,888
13.3
Nuveen Large Cap Value Fund
Fund S000005383 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
151,551
13.4
College Retirement Equities Fund - Global Equities Account
Fund S000005081 · Registered fund · Jun 30, 2026
College Retirement Equities Fund, not summed
116,844
13.5
Nuveen Equity Index Fund
Fund S000005360 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
83,299
14
LOOMIS SAYLES & CO L P
13F CIK 312348 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,859,172
14.1
Loomis Sayles Growth Fund
Fund S000006699 · Registered fund · Jun 30, 2026
LOOMIS SAYLES FUNDS II, not summed
485,148
15
PRICE T ROWE ASSOCIATES INC /MD/
13F CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,529,709
15.1
T. Rowe Price U.S. Large-Cap Core Fund, Inc.
Fund S000026126 · Registered fund · Jun 30, 2026
T. ROWE PRICE U.S. LARGE-CAP CORE FUND, INC., not summed
239,298
15.2
T. Rowe Price Global Stock Fund
Fund S000001497 · Registered fund · Jul 31, 2026
T. ROWE PRICE INTERNATIONAL FUNDS, INC., not summed
103,563
15.3
T. Rowe Price Equity Index 500 Fund
Fund S000002089 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
62,032
15.4
T. Rowe Price Health Sciences Fund, Inc.
Fund S000002088 · Registered fund · Jun 30, 2026
T. ROWE PRICE HEALTH SCIENCES FUND, INC., not summed
55,661
15.5
T. Rowe Price U.S. Equity Research Fund
Fund S000002071 · Registered fund · Jun 30, 2026
T. Rowe Price U.S. Equity Research Fund, Inc., not summed
17,630
16
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,397,712
16.1
Global Strategist Portfolio
Fund S000004124 · Registered fund · Jun 30, 2026
MORGAN STANLEY INSTITUTIONAL FUND TRUST, not summed
327
16.2
E*TRADE No Fee Large Cap Index Fund
Fund S000090720 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
209
16.3
E*TRADE No Fee Total Market Index Fund
Fund S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
151
16.4
Global Strategist Portfolio
Fund S000004181 · Registered fund · Jun 30, 2026
MORGAN STANLEY VARIABLE INSURANCE FUND INC., not summed
43
17
BANK OF AMERICA CORP /DE/
13F CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
1,291,053
18
WELLINGTON MANAGEMENT GROUP LLP
13F CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,270,087
18.1
VANGUARD HEALTH CARE FUND
Fund S000002922 · Registered fund · Jul 31, 2026
VANGUARD SPECIALIZED FUNDS, not summed
1,072,221
19
NORGES BANK
13F CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
1,172,808
20
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,163,191
20.1
Goldman Sachs ActiveBeta(R) U.S. Large Cap Equity ETF
Fund S000048295 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
26,311
20.2
Goldman Sachs Nasdaq-100 Premium Income ETF
Fund S000081510 · Registered fund · Jun 30, 2026
Goldman Sachs ETF Trust, not summed
18,817
20.3
Goldman Sachs S&P 500 Premium Income ETF
Fund S000081511 · Registered fund · Jun 30, 2026
Goldman Sachs ETF Trust, not summed
7,299
20.4
Goldman Sachs Absolute Return Tracker Fund
Fund S000020314 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
4,992
20.5
Goldman Sachs MarketBeta U.S. Equity ETF
Fund S000066535 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
4,972
21
AQR CAPITAL MANAGEMENT LLC
13F CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,126,080
22
VANGUARD MID-CAP INDEX FUND
Fund S000002844 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,116,182
23
Amundi
13F CIK 1330387 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,013,540
24
VANGUARD VALUE INDEX FUND
Fund S000002840 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
981,751
25
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
916,467
26
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
846,306
27
FMR LLC
13F CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
831,964
27.1
Fidelity 500 Index Fund
Fund S000006027 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
1,289,978
27.2
Strategic Advisers U.S. Total Stock Fund
Fund S000084926 · Registered fund · May 31, 2026
Fidelity Rutland Square Trust II, not summed
219,648
27.3
Fidelity Total Market Index Fund
Fund S000006026 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
190,602
27.4
Fidelity SAI U.S. Low Volatility Index Fund
Fund S000049309 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
169,635
27.5
Fidelity Series Total Market Index Fund
Fund S000065248 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
153,983
28
Capital World Investors
13F CIK 1422849 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
814,925
29
Legal & General Group Plc
13F CIK 764068 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
759,971
30
Bank of New York Mellon Corp
13F CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
758,492
30.1
BNY Mellon US Large Cap Core Equity ETF
Fund S000067260 · Registered fund · Jul 31, 2026
BNY Mellon ETF Trust, not summed
8,507
31
JPMorgan Equity Premium Income ETF
Fund S000068402 · Registered fund · Jun 30, 2026
J.P. Morgan Exchange-Traded Fund Trust, not summed
752,509
32
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
13F CIK 861177 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
716,560
33
TWO SIGMA INVESTMENTS, LP
13F CIK 1179392 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
656,124
34
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
563,711
35
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
559,687
35.1
THE U.S. LARGE CAP VALUE SERIES
Fund S000000993 · Registered fund · Jul 31, 2026
DFA INVESTMENT TRUST CO, not summed
123,175
35.2
Dimensional U.S. Marketwide Value ETF
Fund S000075030 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
54,168
35.3
Dimensional U.S. Core Equity 2 ETF
Fund S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
49,604
35.4
U.S. CORE EQUITY 1 PORTFOLIO
Fund S000000979 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
40,862
35.5
U.S. CORE EQUITY 2 PORTFOLIO
Fund S000000980 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
34,906
36
FIRST TRUST ADVISORS LP
13F CIK 1125816 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
547,132
36.1
First Trust NYSE Arca Biotechnology Index Fund
Fund S000012478 · Registered fund · Jun 30, 2026
First Trust Exchange-Traded Fund, not summed
101,350
36.2
First Trust Nasdaq-100 Select Equal Weight ETF
Fund S000011047 · Registered fund · Jun 30, 2026
First Trust Exchange-Traded Fund, not summed
57,866
36.3
FT Vest Rising Dividend Achievers Target Income ETF
Fund S000077479 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded Fund IV, not summed
49,112
36.4
First Trust Health Care AlphaDEX Fund
Fund S000017700 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
38,060
36.5
First Trust Large Cap Value AlphaDEX Fund
Fund S000017340 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
15,425
37
VANGUARD INSTITUTIONAL INDEX FUND
Fund S000002853 · Registered fund · Jun 30, 2026
VANGUARD INSTITUTIONAL INDEX FUNDS, not summed
542,465
38
DEUTSCHE BANK AG\
13F CIK 948046 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
518,409
38.1
DWS Core Equity Fund
Fund S000005706 · Registered fund · Jun 30, 2026
DEUTSCHE DWS INVESTMENT TRUST, not summed
55,677
38.2
DWS CROCI(R) U.S. Fund
Fund S000048744 · Registered fund · Jun 30, 2026
DEUTSCHE DWS INVESTMENT TRUST, not summed
21,698
38.3
DWS Global Income Builder Fund
Fund S000006138 · Registered fund · Jul 31, 2026
DEUTSCHE DWS MARKET TRUST, not summed
7,137
38.4
Xtrackers S&P 500 Scored & Screened ETF
Fund S000065220 · Registered fund · May 29, 2026
DBX ETF Trust, not summed
6,941
38.5
DWS Health and Wellness Fund
Fund S000006103 · Registered fund · May 31, 2026
DEUTSCHE DWS SECURITIES TRUST, not summed
5,385
39
New Perspective Fund
Fund S000009613 · Registered fund · Jun 30, 2026
New Perspective Fund, not summed
467,600
40
Robeco Institutional Asset Management B.V.
13F CIK 1418773 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
460,602
41
Man Group plc
13F CIK 1637460 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
436,956
42
SG Americas Securities, LLC
13F CIK 1313360 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
427,703
43
NEUBERGER BERMAN GROUP LLC
13F CIK 1465109 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
421,976
43.1
Neuberger Core Equity ETF
Fund S000085748 · Registered fund · May 31, 2026
Neuberger Berman ETF Trust, not summed
2,443
44
BNP PARIBAS ARBITRAGE, SA
13F CIK 1166588 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
399,847
45
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
13F CIK 1164508 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
393,685
46
HSBC HOLDINGS PLC
13F CIK 873630 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
382,028
47
Allianz Asset Management GmbH
13F CIK 1535323 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
380,618
47.1
PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF
Fund S000057225 · Registered fund · Jun 30, 2026
PIMCO Equity Series, not summed
1,211
47.2
PIMCO RAFI ESG U.S. ETF
Fund S000066985 · Registered fund · Jun 30, 2026
PIMCO Equity Series, not summed
1,148
47.3
PIMCO Dividend and Income Fund
Fund S000034646 · Registered fund · Jun 30, 2026
PIMCO Equity Series, not summed
621
48
National Pension Service
13F CIK 1608046 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
379,815
49
Pacer Advisors, Inc.
13F CIK 1616667 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
369,451
50
YANCOPOULOS GEORGE
Insider CIK 1226690 · Dec 31, 2025
Director, Bd. Co-Chair, President & CSO, issuer-wide, not summed
366,508

225 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

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Key facts CIK 872589 CUSIP 75886F107 13F (30d) 227 filings 215 filers Visit website Investor relations