Regeneron Pharmaceuticals, Inc.
MX ˙ BMV ˙ US75886F1075
SecurityMX:REGN / Regeneron Pharmaceuticals, Inc.
InstitutionAndra AP-fonden
Latest Disclosed Ownership4,232 shares
Latest Disclosed Value $ 3,269,812
Andra AP-fonden ownership in REGN / Regeneron Pharmaceuticals, Inc.

On May 8, 2026 - Andra AP-fonden filed a 13F-HR form disclosing ownership of 4,232 shares of Regeneron Pharmaceuticals, Inc. (MX:REGN) valued at $3,269,812 USD as of March 31, 2026. The entity filed a previous 13F-HR on November 12, 2025 disclosing 0 shares of Regeneron Pharmaceuticals, Inc..

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-08 2026-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 4,232 4,232 3,270 0.0390
2025-11-12 2025-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 0 -3,000 -100.00 0 -100.00
2025-08-06 2025-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 3,000 -18,500 -86.05 1,575 -88.45 0.0219
2025-05-13 2025-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 21,500 -11,700 -35.24 13,636 -42.34 0.2236
2025-02-07 2024-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 33,200 6,900 26.24 23,649 -14.46 0.3788
2024-11-12 2024-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 26,300 -17,100 -39.40 27,648 -39.39 0.4072
2024-08-07 2024-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 43,400 16,900 63.77 45,615 78.84 0.7664
2024-05-13 2024-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 26,500 12,900 94.85 25,506 113.54 0.4528
2024-02-15 2023-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 13,600 6,800 100.00 11,945 113.44 0.6325
2023-11-09 2023-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 6,800 -3,500 -33.98 5,596 -24.38 0.3299
2023-08-09 2023-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 10,300 400 4.04 7,401 -9.02 0.1872
2023-05-12 2023-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 9,900 -800 -7.48 8,135 116,100.00 0.2116
2023-02-13 2022-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 10,700 2,400 28.92 8 -99.88 0.2340
2022-11-14 2022-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 8,300 -2,300 -21.70 5,718 -8.75 0.1874
2022-08-15 2022-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 10,600 700 7.07 6,266 0.22 0.1795
2022-02-15 2021-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 9,900 1,900 23.75 6,252 29.15 0.1273
2021-11-12 2021-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 8,000 1,300 19.40 4,841 29.37 0.0996
2021-08-16 2021-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 6,700 6,700 3,742 0.0764
2021-05-17 2021-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 0 -5,600 -100.00 0 -100.00
2021-02-12 2020-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 5,600 -8,800 -61.11 2,705 -66.44 0.0597
2020-11-12 2020-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 14,400 -1,500 -9.43 8,061 -18.71 0.2186
2020-08-06 2020-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 15,900 -700 -4.22 9,916 22.33 0.2885
2020-05-13 2020-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 16,600 4,700 39.50 8,106 81.42 0.2947
2020-02-10 2019-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 11,900 -1,200 -9.16 4,468 22.95 0.1278
2019-11-19 2019-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 13,100 -2,000 -13.25 3,634 -23.11 0.1080
2019-08-15 2019-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 15,100 500 3.42 4,726 -21.17 0.1360
2019-05-14 2019-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 14,600 1,700 13.18 5,995 15.02 0.1746
2018-10-16 2018-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 12,900 -2,300 -15.13 5,212 -0.61 0.1344
2018-08-17 2018-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 15,200 6,000 65.22 5,244 65.53 0.1418
2018-04-10 2018-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 9,200 3,800 70.37 3,168 56.06 0.0821
2018-02-14 2017-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 5,400 3,200 145.45 2,030 106.30 0.0461
2017-10-31 2017-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 2,200 1,200 120.00 984 100.41 0.0230
2017-08-08 2017-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 1,000 100 11.11 491 40.69 0.0122
2017-05-15 2017-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 900 0 0.00 349 5.76 0.0082
2017-02-13 2016-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 900 0 0.00 330 -8.84 0.0090
2016-11-14 2016-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 900 -3,600 -80.00 362 -76.97 0.0097
2016-08-12 2016-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 4,500 -900 -16.67 1,572 -19.22 0.0401
2016-05-04 2016-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 5,400 0 0.00 1,946 -33.61 0.0509
2016-02-10 2015-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 5,400 -100 -1.82 2,931 14.58 0.0837
2015-11-12 2015-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 5,500 500 10.00 2,558 0.27 0.0749
2015-08-13 2015-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 5,000 -800 -13.79 2,551 -2.60 0.0737
2015-05-14 2015-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 5,800 -1,300 -18.31 2,619 -10.09 0.0742
2015-02-13 2014-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 7,100 3,000 73.17 2,913 97.09 0.0675
2014-11-12 2014-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 4,100 -600 -12.77 1,478 11.30 0.0347
2014-07-09 2014-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 4,700 -11,900 -71.69 1,328 -73.36 0.0291
2014-05-13 2014-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 16,600 -6,200 -27.19 4,985 -20.56 0.1150
2014-02-05 2013-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 22,800 1,500 7.04 6,275 -5.84 0.1481
2013-11-07 2013-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 21,300 400 1.91 6,664 41.79 0.1699
2013-07-18 2013-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 20,900 20,900 4,700 0.1223
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.