리제네론 파마슈티컬스, Inc.
MX ˙ BMV ˙ US75886F1075
SecurityMX:REGN / Regeneron Pharmaceuticals, Inc.
InstitutionHsbc Holdings Plc
Latest Disclosed Ownership323,338 shares
Latest Disclosed Value $ 249,732,257
Hsbc Holdings Plc ownership in REGN / Regeneron Pharmaceuticals, Inc.

On April 30, 2026 - Hsbc Holdings Plc filed a 13F-HR form disclosing ownership of 323,338 shares of Regeneron Pharmaceuticals, Inc. (MX:REGN) valued at $249,732,257 USD as of March 31, 2026. The entity filed a previous 13F-HR/A on March 20, 2026 disclosing 318,808 shares of Regeneron Pharmaceuticals, Inc.. This represents a change in shares of 1.42% during the quarter.

Hsbc Holdings Plc has a history of taking positions in derivatives of the underlying security (REGN) in the form of stock options. The firm currently holds call options representing 2,000 of underlying shares valued at $1,540,320 USD and put options representing 13,000 of underlying shares valued at $10,012,080 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

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.

Upgrade to unlock premium data and export to Excel .

Institutional Put/Call Ratios
(Premium Subscription Required)

In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

MX:REGN / Regeneron Pharmaceuticals, Inc. Historical Put/Call Ratio
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)
2026-04-30 2026-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 323,338 4,530 1.42 249,732 1.43 0.0174
2026-03-20 2025-12-31 13F/A-1 REGENERON PHARMACEUTICALS COM 75886F107 318,808 -51,157 -13.83 246,215 18.10 0.1255
2026-03-06 2025-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 318,808 -51,157 246,215 0.0113
2025-11-13 2025-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 369,965 7,841 2.17 208,480 9.79 0.1150
2025-08-13 2025-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 362,124 -27,474 -7.05 189,892 -23.00 0.1140
2025-05-14 2025-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 389,598 -44,206 -10.19 246,609 -20.08 0.1524
2025-02-14 2024-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 433,804 76,720 21.49 308,587 -17.71 0.1795
2024-11-14 2024-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 357,084 -8,841 -2.42 374,998 -2.41 0.2183
2024-08-12 2024-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 365,925 -11,501 -3.05 384,263 5.81 0.2349
2024-05-15 2024-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 377,426 52,414 16.13 363,168 27.18 0.2458
2024-02-12 2023-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 325,012 56,010 20.82 285,548 28.99 0.2490
2023-11-13 2023-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 269,002 -33,661 -11.12 221,364 2.01 0.2303
2023-08-11 2023-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 302,663 46,863 18.32 217,012 3.30 0.2209
2023-05-15 2023-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 255,800 -1,805 -0.70 210,076 13.23 0.2516
2023-02-14 2022-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 257,605 71,846 38.68 185,523 44.39 0.2133
2022-11-14 2022-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 185,759 28,396 18.04 128,487 37.39 0.2095
2022-08-11 2022-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 157,363 66,224 72.66 93,523 47.30 0.1306
2022-05-16 2022-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 91,139 -5,791 -5.97 63,491 2.72 0.0772
2022-02-11 2021-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 96,930 -22,829 -19.06 61,807 -14.86 0.0571
2021-11-12 2021-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 119,759 -11,919 -9.05 72,593 -0.52 0.0731
2021-08-13 2021-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 131,678 -134,728 -50.57 72,975 -42.01 0.0778
2021-05-14 2021-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 266,406 139,352 109.68 125,833 106.63 0.1480
2021-02-25 2020-12-31 13F/A-1 REGENERON PHARMACEUTICALS COM 75886F107 127,054 48,443 61.62 60,899 36.38 0.0812
2021-02-12 2020-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 181,354 102,743 86,760 115,619.5911
2020-11-12 2020-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 78,611 3,255 4.32 44,653 -4.98 0.0712
2020-08-14 2020-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 75,356 4,657 6.59 46,995 37.85 0.0892
2020-05-15 2020-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 70,699 -18,539 -20.77 34,092 2.15 0.0792
2020-02-14 2019-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 89,238 -6,303 -6.60 33,376 25.93 0.0580
2019-11-14 2019-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 95,541 10,310 12.10 26,503 -0.65 0.0495
2019-08-13 2019-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 85,231 27,064 46.53 26,677 11.69 0.0507
2019-05-15 2019-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 58,167 5,895 11.28 23,884 22.44 0.0436
2019-02-13 2018-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 52,272 -7,190 -12.09 19,507 -18.79 0.0360
2018-11-13 2018-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 59,462 13,914 30.55 24,020 52.87 0.0386
2018-08-10 2018-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 45,548 -26,891 -37.12 15,713 -37.01 0.0280
2018-05-11 2018-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 72,439 -79,994 -52.48 24,946 -56.47 0.0371
2018-02-14 2017-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 152,433 107,783 241.40 57,308 187.10 0.0830
2017-11-14 2017-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 44,650 -17,998 -28.73 19,961 -35.13 0.0320
2017-08-14 2017-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 62,648 -623 -0.98 30,769 25.56 0.0566
2017-05-15 2017-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 63,271 -1,261 -1.95 24,505 3.45 0.0512
2017-02-09 2016-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 64,532 10,406 19.23 23,688 8.55 0.0552
2016-11-14 2016-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 54,126 7,822 16.89 21,822 35.02 0.0543
2016-08-12 2016-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 46,304 -7,522 -13.97 16,162 -16.67 0.0445
2016-05-13 2016-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 53,826 1,991 3.84 19,395 -31.18 0.0546
2016-02-12 2015-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 51,835 -15,202 -22.68 28,181 -9.32 0.0679
2015-11-12 2015-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 67,037 -29,335 -30.44 31,079 -36.73 0.0783
2015-08-13 2015-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 96,372 -1,378 -1.41 49,120 11.13 0.1003
2015-05-14 2015-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 97,750 9,700 11.02 44,199 22.41 0.0849
2015-02-13 2014-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 88,050 17,850 25.43 36,107 42.92 0.0749
2014-11-18 2014-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 70,200 11,199 18.98 25,263 51.96 0.0529
2014-08-14 2014-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 59,001 -16,284 -21.63 16,625 -26.45 0.0359
2014-05-14 2014-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 75,285 11,973 18.91 22,605 29.55 0.0540
2014-02-14 2013-12-31 13F REGENERON PHARMACEUTICALS COM 75886F107 63,312 14,089 28.62 17,449 13.73 0.0454
2013-11-14 2013-09-30 13F REGENERON PHARMACEUTICALS COM 75886F107 49,223 14,998 43.82 15,342 99.32 0.0419
2013-10-10 2013-06-30 13F/A-1 REGENERON PHARMACEUTICALS COM 75886F107 34,225 25,847 308.51 7,697 421.12 0.0233
2013-08-14 2013-06-30 13F REGENERON PHARMACEUTICALS COM 75886F107 34,225 7,697
2013-10-10 2013-03-31 13F/A-1 REGENERON PHARMACEUTICALS COM 75886F107 8,378 6,895 464.94 1,477 483.79 0.0054
2013-05-22 2013-03-31 13F REGENERON PHARMACEUTICALS COM 75886F107 8,688 1,532
2013-06-17 2012-12-31 13F/A-1 REGENERON PHARMACEUTICALS COM 75886F107 2,078 -6,177 355 0.0014
2013-10-10 2012-12-31 13F/A-2 REGENERON PHARMACEUTICALS COM 75886F107 1,483 -6,772 -82.04 253 -79.92 0.0010
2013-06-21 2012-09-30 13F/A-1 REGENERON PHARMACEUTICALS COM 75886F107 9,292 1,418 0.0056
2013-10-11 2012-09-30 13F/A-2 REGENERON PHARMACEUTICALS COM 75886F107 8,255 8,255 1,260 0.0050
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-04-30 2026-03-31 13F REGENERON PHARMACEUTICALS COM Call 2,000 0.00 1,540 -0.32 n/a n/a n/a
2026-03-20 2025-12-31 13F/A REGENERON PHARMACEUTICALS COM Call 2,000 -66.10 1,546 -53.42 n/a n/a n/a
2025-11-13 2025-09-30 13F REGENERON PHARMACEUTICALS COM Call 5,900 391.67 3,317 427.34 n/a n/a n/a
2025-08-13 2025-06-30 13F REGENERON PHARMACEUTICALS COM Call 1,200 0.00 629 -17.35 n/a n/a n/a
2025-05-14 2025-03-31 13F REGENERON PHARMACEUTICALS COM Call 1,200 -90.70 761 -91.67 n/a n/a n/a
2025-02-14 2024-12-31 13F REGENERON PHARMACEUTICALS COM Call 12,900 27.72 9,138 -13.39 n/a n/a n/a
2024-11-14 2024-09-30 13F REGENERON PHARMACEUTICALS COM Call 10,100 -52.80 10,551 -52.99 n/a n/a n/a
2024-08-12 2024-06-30 13F REGENERON PHARMACEUTICALS COM Call 21,400 -15.08 22,447 -7.45 n/a n/a n/a
2024-05-15 2024-03-31 13F REGENERON PHARMACEUTICALS COM Call 25,200 49.11 24,255 63.29 n/a n/a n/a
2024-02-12 2023-12-31 13F REGENERON PHARMACEUTICALS COM Call 16,900 -27.78 14,853 -23.38 n/a n/a n/a
2023-11-13 2023-09-30 13F REGENERON PHARMACEUTICALS COM Call 23,400 2.18 19,386 19.08 n/a n/a n/a
2023-08-11 2023-06-30 13F REGENERON PHARMACEUTICALS COM Call 22,900 143.62 16,280 113.20 n/a n/a n/a
2023-05-15 2023-03-31 13F REGENERON PHARMACEUTICALS COM Call 9,400 176.47 7,637 211.80 n/a n/a n/a
2023-02-14 2022-12-31 13F REGENERON PHARMACEUTICALS COM Call 3,400 -35.85 2,449 -33.01 n/a n/a n/a
2022-11-14 2022-09-30 13F REGENERON PHARMACEUTICALS COM Call 5,300 112.00 3,656 144.71 n/a n/a n/a
2022-08-11 2022-06-30 13F REGENERON PHARMACEUTICALS COM Call 2,500 -21.88 1,494 -33.27 n/a n/a n/a
2022-05-16 2022-03-31 13F REGENERON PHARMACEUTICALS COM Call 3,200 -47.54 2,239 -42.20 n/a n/a n/a
2022-02-11 2021-12-31 13F REGENERON PHARMACEUTICALS COM Call 6,100 5.17 3,874 9.90 n/a n/a n/a
2021-11-12 2021-09-30 13F REGENERON PHARMACEUTICALS COM Call 5,800 262.50 3,525 294.30 n/a n/a n/a
2021-08-13 2021-06-30 13F REGENERON PHARMACEUTICALS COM Call 1,600 23.08 894 45.37 n/a n/a n/a
2021-05-14 2021-03-31 13F REGENERON PHARMACEUTICALS COM Call 1,300 -95.13 615 -95.17 n/a n/a n/a
2021-02-25 2020-12-31 13F/A REGENERON PHARMACEUTICALS COM Call 26,700 42.78 12,721 19.60 n/a n/a n/a
2020-11-12 2020-09-30 13F REGENERON PHARMACEUTICALS COM Call 18,700 36.50 10,636 24.49 n/a n/a n/a
2020-08-14 2020-06-30 13F REGENERON PHARMACEUTICALS COM Call 13,700 4,466.67 8,544 5,792.41 n/a n/a n/a
2020-05-15 2020-03-31 13F REGENERON PHARMACEUTICALS COM Call 300 -99.43 145 -99.26 n/a n/a n/a
2020-02-14 2019-12-31 13F REGENERON PHARMACEUTICALS COM Call 52,600 123.83 19,665 201.66 n/a n/a n/a
2019-11-14 2019-09-30 13F REGENERON PHARMACEUTICALS COM Call 23,500 -0.84 6,519 -12.13 n/a n/a n/a
2019-08-13 2019-06-30 13F REGENERON PHARMACEUTICALS COM Call 23,700 0.00 7,419 -23.77 n/a n/a n/a
2019-05-15 2019-03-31 13F REGENERON PHARMACEUTICALS COM Call 23,700 -19.11 9,732 -11.07 n/a n/a n/a
2019-02-13 2018-12-31 13F REGENERON PHARMACEUTICALS COM Call 29,300 29.65 10,944 19.86 n/a n/a n/a
2018-11-13 2018-09-30 13F REGENERON PHARMACEUTICALS COM Call 22,600 6.60 9,131 24.84 n/a n/a n/a
2018-08-10 2018-06-30 13F REGENERON PHARMACEUTICALS COM Call 21,200 0.00 7,314 0.19 n/a n/a n/a
2018-05-11 2018-03-31 13F REGENERON PHARMACEUTICALS COM Call 21,200 7,300 n/a n/a n/a
2018-02-14 2017-12-31 13F REGENERON PHARMACEUTICALS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F REGENERON PHARMACEUTICALS COM Call 17,800 201.69 7,959 174.64 n/a n/a n/a
2017-08-14 2017-06-30 13F REGENERON PHARMACEUTICALS COM Call 5,900 2,898 n/a n/a n/a
2017-02-09 2016-12-31 13F REGENERON PHARMACEUTICALS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2016-08-12 2016-06-30 13F REGENERON PHARMACEUTICALS COM Call 5,000 0.00 1,746 -3.11 n/a n/a n/a
2016-05-13 2016-03-31 13F REGENERON PHARMACEUTICALS COM Call 5,000 0.00 1,802 -33.60 n/a n/a n/a
2016-02-12 2015-12-31 13F REGENERON PHARMACEUTICALS COM Call 5,000 2,714 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-04-30 2026-03-31 13F REGENERON PHARMACEUTICALS COM Put 13,000 441.67 10,012 438.86 n/a n/a n/a
2026-03-20 2025-12-31 13F/A REGENERON PHARMACEUTICALS COM Put 2,400 1,859 n/a n/a n/a
2025-05-14 2025-03-31 13F REGENERON PHARMACEUTICALS COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2025-02-14 2024-12-31 13F REGENERON PHARMACEUTICALS COM Put 19,400 -22.71 13,735 -47.58 n/a n/a n/a
2024-11-14 2024-09-30 13F REGENERON PHARMACEUTICALS COM Put 25,100 0.00 26,200 -0.22 n/a n/a n/a
2024-08-12 2024-06-30 13F REGENERON PHARMACEUTICALS COM Put 25,100 -19.55 26,259 -12.56 n/a n/a n/a
2024-05-15 2024-03-31 13F REGENERON PHARMACEUTICALS COM Put 31,200 -32.32 30,030 -25.93 n/a n/a n/a
2024-02-12 2023-12-31 13F REGENERON PHARMACEUTICALS COM Put 46,100 10.29 40,544 17.90 n/a n/a n/a
2023-11-13 2023-09-30 13F REGENERON PHARMACEUTICALS COM Put 41,800 14.84 34,388 32.69 n/a n/a n/a
2023-08-11 2023-06-30 13F REGENERON PHARMACEUTICALS COM Put 36,400 160.00 25,917 127.13 n/a n/a n/a
2023-05-15 2023-03-31 13F REGENERON PHARMACEUTICALS COM Put 14,000 833.33 11,410 966.36 n/a n/a n/a
2023-02-14 2022-12-31 13F REGENERON PHARMACEUTICALS COM Put 1,500 0.00 1,070 2.29 n/a n/a n/a
2022-11-14 2022-09-30 13F REGENERON PHARMACEUTICALS COM Put 1,500 -48.28 1,046 -39.50 n/a n/a n/a
2022-08-11 2022-06-30 13F REGENERON PHARMACEUTICALS COM Put 2,900 866.67 1,729 715.57 n/a n/a n/a
2022-05-16 2022-03-31 13F REGENERON PHARMACEUTICALS COM Put 300 -88.46 212 -87.20 n/a n/a n/a
2022-02-11 2021-12-31 13F REGENERON PHARMACEUTICALS COM Put 2,600 -46.94 1,656 -44.52 n/a n/a n/a
2021-11-12 2021-09-30 13F REGENERON PHARMACEUTICALS COM Put 4,900 -2.00 2,985 6.49 n/a n/a n/a
2021-08-13 2021-06-30 13F REGENERON PHARMACEUTICALS COM Put 5,000 -98.38 2,803 -98.08 n/a n/a n/a
2021-05-14 2021-03-31 13F REGENERON PHARMACEUTICALS COM Put 309,400 1,021.01 146,065 1,011.61 n/a n/a n/a
2021-02-25 2020-12-31 13F/A REGENERON PHARMACEUTICALS COM Put 27,600 32.69 13,140 10.93 n/a n/a n/a
2020-11-12 2020-09-30 13F REGENERON PHARMACEUTICALS COM Put 20,800 0.00 11,845 -8.69 n/a n/a n/a
2020-08-14 2020-06-30 13F REGENERON PHARMACEUTICALS COM Put 20,800 -32.03 12,972 -12.23 n/a n/a n/a
2020-05-15 2020-03-31 13F REGENERON PHARMACEUTICALS COM Put 30,600 33.04 14,779 71.87 n/a n/a n/a
2020-02-14 2019-12-31 13F REGENERON PHARMACEUTICALS COM Put 23,000 -44.31 8,599 -24.95 n/a n/a n/a
2019-11-14 2019-09-30 13F REGENERON PHARMACEUTICALS COM Put 41,300 -1.43 11,457 -12.64 n/a n/a n/a
2019-08-13 2019-06-30 13F REGENERON PHARMACEUTICALS COM Put 41,900 78.30 13,115 35.91 n/a n/a n/a
2019-05-15 2019-03-31 13F REGENERON PHARMACEUTICALS COM Put 23,500 -32.47 9,650 -25.76 n/a n/a n/a
2019-02-13 2018-12-31 13F REGENERON PHARMACEUTICALS COM Put 34,800 28.41 12,998 18.71 n/a n/a n/a
2018-11-13 2018-09-30 13F REGENERON PHARMACEUTICALS COM Put 27,100 73.72 10,949 103.44 n/a n/a n/a
2018-08-10 2018-06-30 13F REGENERON PHARMACEUTICALS COM Put 15,600 13.04 5,382 13.26 n/a n/a n/a
2018-05-11 2018-03-31 13F REGENERON PHARMACEUTICALS COM Put 13,800 4,752 n/a n/a n/a
2018-02-14 2017-12-31 13F REGENERON PHARMACEUTICALS COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F REGENERON PHARMACEUTICALS COM Put 15,200 26.67 6,796 15.30 n/a n/a n/a
2017-08-14 2017-06-30 13F REGENERON PHARMACEUTICALS COM Put 12,000 5,894 n/a n/a n/a
2017-02-09 2016-12-31 13F REGENERON PHARMACEUTICALS COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2016-08-12 2016-06-30 13F REGENERON PHARMACEUTICALS COM Put 5,000 -33.33 1,746 -35.41 n/a n/a n/a
2016-05-13 2016-03-31 13F REGENERON PHARMACEUTICALS COM Put 7,500 50.00 2,703 -0.41 n/a n/a n/a
2016-02-12 2015-12-31 13F REGENERON PHARMACEUTICALS COM Put 5,000 2,714 n/a n/a n/a
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.