FundWatcher
FBIOX
Select Biotechnology Portfolio
Fidelity Select Portfolios

Portfolio moves

Net position changes between two of this fund's N-PORT snapshots. These are differences between point-in-time reports — not a trade log — and share counts can be affected by splits and other corporate actions.

Nov 30, 2025 → Feb 28, 2026

Expand a category to see the positions behind it, ranked by weight.

Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
OLEMA PHARMACEUTICALS INC 0 693,100 693,100 0.31% $16.77M
ALUMIS INC 0 561,900 561,900 0.30% $16.68M
GALECTO INC 0 454,559 454,559 0.25% $13.45M
KINIKSA PHARMACEUTICALS INTERNATIONAL PLC 0 267,500 267,500 0.22% $11.90M
CAPRICOR THERAPEUTICS INC 0 314,700 314,700 0.16% $8.79M
AKTIS ONCOLOGY I 0 383,955 383,955 0.14% $7.73M
JAZZ PHARMA PLC 0 25,600 25,600 0.09% $4.86M
EIKON THERAPEUTICS INC 0 305,088 305,088 0.08% $4.20M
BIO TUB HOLDINGS LLC PP 0 9,200 9,200 0.06% $3.30M
PARABILIS MEDICINES INC SERIES E PC PP 0 491,600 491,600 0.06% $3.03M
ENGENE HOLDINGS INC 0 232,200 232,200 0.04% $2.35M
PALVELLA THERAPEUTICS INC 0 16,700 16,700 0.04% $2.25M
MIRUM PHARMACEUTICALS INC 0 20,400 20,400 0.03% $1.88M
SHATTUCK LABS INC 0 391,662 391,662 0.03% $1.54M
CRESCENT BIOPHARMA INC 0 113,421 113,421 0.02% $1.37M
VERADERMICS INC 0 20,800 20,800 0.02% $953.68K
ERASCA INC 0 39,880 39,880 0.01% $544.76K
TARSUS PHARMACEUTICALS INC 0 4,800 4,800 0.01% $362.50K
FOGHORN THERAPEUTICS INC 144A 0 745,158 745,158 0.00% $183.14K
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
ARCELLX INC 497,220 0 -497,220 0.00% -$36.15M
GOSSAMER BIO INC 4,187,557 0 -4,187,557 0.00% -$13.99M
RAPT THERAPEUTICS INC 263,226 0 -263,226 0.00% -$8.90M
REZOLUTE INC 273,667 0 -273,667 0.00% -$2.66M
SCHRODINGER INC 144,001 0 -144,001 0.00% -$2.53M
DAMORA THERAPEUTICS SER C PC PIPE 100 0 -100 0.00% -$1.78M
JADE BIOSCIENCES INC PIPE 103,400 0 -103,400 0.00% -$1.33M
ASTRIA THERAPEUTICS INC WT 115,136 0 -115,136 0.00% -$754.85K
SCHOLAR ROCK HOLDING CORP WT 12/31/2025 PP 17,850 0 -17,850 0.00% -$655.68K
MEREO BIOPHARMA G SPON AD 320,812 0 -320,812 0.00% -$599.92K
ARCTURUS THERAPEUTICS HOLDINGS INC 34,130 0 -34,130 0.00% -$231.74K
GERON CORP-WT25 2,080,400 0 -2,080,400 0.00% -$31.47K
GRITSTONE BIO INC WT 1,333,333 0 -1,333,333 0.00% -$13
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
GILEAD SCIENCES INC 3,039,152 3,149,952 110,800 8.55% $86.74M
PRAXIS PRECISION MEDICINES INC 355,800 390,500 34,700 2.40% $61.60M
MODERNA INC 1,056,798 1,432,529 375,731 1.40% $49.28M
SCHOLAR ROCK HOLDING CORP 1,632,599 1,650,449 17,850 1.33% $1.13M
BIOGEN INC 287,135 299,435 12,300 1.05% $5.15M
ROIVANT SCIENCES LTD 1,883,419 1,972,719 89,300 1.04% $17.90M
VERTEX PHARMACEUTICALS INC 500 112,900 112,400 1.02% $55.88M
PROTAGONIST THERAPEUTICS INC 501,713 506,713 5,000 0.85% $1.50M
IMMUNOME INC 2,098,664 2,131,664 33,000 0.85% $7.94M
TERNS PHARMACEUTICALS INC 957,477 1,079,186 121,709 0.83% $18.54M
REVOLUTION MEDICINES INC 118,998 438,772 319,774 0.82% $35.51M
KYMERA THERAPEUTICS INC 321,760 462,441 140,681 0.77% $20.40M
CRINETICS PHARMACEUTICALS INC 919,404 926,671 7,267 0.69% -$3.80M
STRUCTURE THERAPEUTICS INC ADR 422,564 564,438 141,874 0.65% $20.42M
ZEALAND PHARMA A 535,330 589,130 53,800 0.62% -$9.06M
CANDEL THERAPEUTICS INC 5,544,979 5,911,951 366,972 0.57% $4.59M
VAXCYTE INC 452,255 470,455 18,200 0.53% $6.61M
ANNEXON INC 3,768,096 4,733,596 965,500 0.48% $9.55M
ARROWHEAD PHARMACEUTICALS INC 272,306 409,378 137,072 0.47% $11.55M
EDGEWISE THERAPEUTICS INC 387,521 776,925 389,404 0.43% $13.56M
UNITED THERAPEUTICS CORP DEL 5,293 44,593 39,300 0.41% $19.90M
INTELLIA THERAPEUTICS INC 1,131,666 1,607,833 476,167 0.40% $11.98M
TRAVERE THERAPEUTICS INC 525,100 720,343 195,243 0.39% $2.87M
ARCUS BIOSCIENCES INC 741,600 831,100 89,500 0.31% -$2.43M
MAZE THERAPEUTICS INC 285,885 311,885 26,000 0.26% $3.43M
BEONE MEDICINES LTD ADR 34,198 41,698 7,500 0.24% $1.57M
ENLIVEN THERAPEUTICS INC 272,567 363,267 90,700 0.20% $4.90M
Immunocore Holdings plc ADS 61,305 321,500 260,195 0.19% $7.96M
VTV THERAPEUTICS INC CL A 192,891 260,391 67,500 0.18% $4.80M
BIONTECH SE ADR 78,900 85,400 6,500 0.17% $1.28M
PTC THERAPEUTICS INC 103,611 134,511 30,900 0.17% $262.80K
TWIST BIOSCIENCE CORP 44,325 170,825 126,500 0.15% $6.60M
BEAM THERAPEUTICS INC 196,814 244,914 48,100 0.13% $1.98M
CYTOMX THERAPEUTICS INC 557,900 1,222,540 664,640 0.12% $4.18M
TANGO THERAPEUTICS INC 128,800 586,000 457,200 0.12% $5.12M
CAMP4 THERAPEUTICS CORP 440,508 1,326,208 885,700 0.11% $4.28M
JADE BIOSCIENCES INC 218,307 321,707 103,400 0.09% $1.97M
DENALI THERAPEUTICS INC 166,663 205,263 38,600 0.08% $1.10M
ALLOGENE THERAPEUTICS INC 1,101,115 1,401,115 300,000 0.07% $2.29M
FOGHORN THERAPEUTICS INC 3,920 654,278 650,358 0.07% $3.70M
CRESCENT BIOPHARMA INC PIPE 113,421 149,142 35,721 0.03% $96.14K
ATEA PHARMACEUTICALS INC 122,900 237,534 114,634 0.02% $730.67K
APELLIS PHARMACEUTICALS INC 14,913 23,822 8,909 0.01% $181.66K
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
ABBVIE INC 3,298,639 3,049,432 -249,207 12.90% -$43.39M
KRYSTAL BIOTECH INC 1,855,422 1,806,522 -48,900 9.08% $93.47M
ALNYLAM PHARMACEUTICALS INC 628,183 496,683 -131,500 3.01% -$118.10M
Fidelity Securities Lending Cash Central Fund 187,423,803 136,216,589 -51,207,215 2.48% -$51.21M
Ascendis Pharma A/S 582,501 558,201 -24,300 2.38% $6.66M
INSMED INC 888,701 811,101 -77,600 2.21% -$63.52M
UCB SA 419,074 390,274 -28,800 2.12% -$600.96K
ARGENX SE SPONSORED ADR 165,004 149,344 -15,660 2.09% -$35.95M
REGENERON PHARMACEUTICALS INC 121,596 101,316 -20,280 1.44% -$15.67M
COGENT BIOSCIENCES INC 1,860,794 1,691,394 -169,400 1.20% -$9.13M
CENTESSA PHARMACEUTICALS LTD ADR 2,338,294 2,187,494 -150,800 1.07% -$9.12M
BRIDGEBIO PHARMA INC 714,804 707,304 -7,500 0.86% -$4.45M
ARRIVENT BIOPHARMA INC 2,194,503 1,680,003 -514,500 0.70% -$11.75M
Abivax SA SPONSORED ADS 493,600 301,600 -192,000 0.67% -$25.04M
DISC MEDICINE INC 663,974 532,174 -131,800 0.65% -$26.54M
GALDERMA GROUP A 194,820 184,660 -10,160 0.64% -$3.97M
CYTOKINETICS INC 661,875 503,175 -158,700 0.57% -$13.79M
VIRIDIAN THERAPEUTICS INC 1,076,304 1,001,204 -75,100 0.54% -$4.98M
STOKE THERAPEUTICS INC 1,151,214 792,594 -358,620 0.53% -$6.73M
APOGEE THERAPEUTICS INC 400,557 392,757 -7,800 0.50% -$1.34M
TREVI THERAPEUTICS INC 2,699,885 2,288,485 -411,400 0.50% -$8.33M
VOR BIOPHARMA INC 2,522,625 1,536,125 -986,500 0.43% $2.70M
DYNE THERAPEUTICS INC 1,689,544 1,368,144 -321,400 0.39% -$15.63M
CORCEPT THERAPEUTICS INC 594,746 575,646 -19,100 0.37% -$26.67M
MADRIGAL PHARMACEUTICALS INC 50,895 47,495 -3,400 0.37% -$9.87M
AMYLYX PHARMACEUTICALS INC 1,331,875 1,219,575 -112,300 0.34% -$1.45M
BIOHAVEN LTD 2,070,096 1,603,096 -467,000 0.34% -$2.30M
SUMMIT THERAPEUTICS INC 1,731,591 1,089,169 -642,422 0.33% -$12.91M
ORUKA THERAPEUTICS INC 704,983 475,783 -229,200 0.30% -$4.85M
BICARA THERAPEUTICS INC 1,072,721 944,900 -127,821 0.29% -$4.05M
AXSOME THERAPEUTICS INC 115,203 92,303 -22,900 0.28% -$2.33M
REPLIMUNE GROUP INC 2,534,794 1,864,545 -670,249 0.26% -$11.08M
RAPPORT THERAPEUTICS INC 489,773 471,773 -18,000 0.25% -$855.59K
VIKING THERAPEUTICS INC 421,957 404,257 -17,700 0.25% -$1.85M
XENON PHARMACEUTICALS INC 334,764 297,364 -37,400 0.23% -$2.12M
NUVATION BIO INC 2,533,433 2,164,933 -368,500 0.23% -$7.55M
MINERALYS THERAPEUTICS INC 467,500 421,700 -45,800 0.22% -$7.82M
SOLID BIOSCIENCES INC 1,978,760 1,791,160 -187,600 0.20% $378.44K
GERON CORP 7,995,612 6,492,512 -1,503,100 0.20% $1.47M
ZENAS BIOPHARMA INC 400,400 380,400 -20,000 0.18% -$5.52M
RHYTHM PHARMACEUTICALS INC 124,203 99,803 -24,400 0.17% -$4.29M
MANNKIND CORP 3,302,701 2,185,101 -1,117,600 0.13% -$10.50M
WAVE LIFE SCIENCES LTD 515,140 487,140 -28,000 0.12% $2.79M
IMMUNEERING CORP 1,447,498 1,290,698 -156,800 0.12% -$4.65M
X4 PHARMACEUTICALS INC 2,081,400 1,685,700 -395,700 0.11% -$1.78M
Fidelity Cash Central Fund 8,719,491 4,866,721 -3,852,770 0.09% -$3.85M
VERA THERAPEUTICS INC 132,225 109,013 -23,212 0.08% -$15.95K
SOLENO THERAPEUTICS INC 169,100 87,300 -81,800 0.06% -$5.12M
TG THERAPEUTICS INC 108,631 66,231 -42,400 0.04% -$1.62M
UPSTREAM BIO INC 346,857 234,657 -112,200 0.03% -$8.12M
CG ONCOLOGY INC 110,528 22,628 -87,900 0.02% -$3.63M
DAY ONE BIOPHARMACEUTICALS INC 171,247 108,347 -62,900 0.02% -$476.66K
LEGEND BIOTECH CORP SPON ADR 63,210 32,710 -30,500 0.01% -$1.13M
LENZ THERAPEUTICS INC 144,158 38,058 -106,100 0.01% -$3.89M
ULTRAGENYX PHARMA INC 686,489 3,489 -683,000 0.00% -$23.77M
Security Shares Nov 2025 Shares Feb 2026 Δ shares End % Δ value
AMGEN INC 1,149,551 1,149,551 0 8.13% $49.09M
NATERA INC 331,532 331,532 0 1.26% -$10.20M
IONIS PHARMACEUTICALS INC 476,377 476,377 0 0.70% -$752.68K
BIO AB2 HOLDINGS LLC ARC 3,909,052 3,909,052 0 0.54% -$6.20M
NUVALENT INC-A 273,399 273,399 0 0.51% -$2.02M
DIANTHUS THERAPEUTICS INC 432,218 432,218 0 0.43% $4.85M
IDEAYA BIOSCIENCES 637,957 637,957 0 0.37% -$2.18M
NEWAMSTERDAM PHARMA COMPANY NV 562,500 562,500 0 0.36% -$3.28M
SPYRE THERAPEUTICS INC 401,953 401,953 0 0.32% $5.23M
IDORSIA LTD 2,174,283 2,174,283 0 0.20% $2.39M
TECTONIC THERAPEUTIC INC 442,889 442,889 0 0.19% $890.21K
UNIQURE N.V. 650,282 650,282 0 0.19% -$7.73M
FORTE BIOSCIENCES INC 310,965 310,965 0 0.17% $3.63M
GUBRA A/S 145,554 145,554 0 0.16% -$2.12M
TRIVENI BIO INC SERIES B PC PP 7,167,431 7,167,431 0 0.15% $0
SENSORION SA 18,153,474 18,153,474 0 0.14% $1.00M
OCULAR THERAPEUTIX INC 784,000 784,000 0 0.13% -$2.52M
ZENAS BIOPHARMA INC PIPE 263,137 263,137 0 0.13% -$3.28M
IMMUNOVANT INC 250,021 250,021 0 0.13% $895.08K
DESIGN THERAPEUTICS INC 616,831 616,831 0 0.12% $647.67K
NURIX THERAPEUTICS INC 396,646 396,646 0 0.12% -$678.26K
SCORPION THERAPEUTICS INC SHAREHOLDER REPRESENTATIVE ESCROW LINE PP 15,499,344 15,499,344 0 0.11% $1.29M
PROTHENA CORP PLC 643,917 643,917 0 0.10% -$1.34M
CAMP4 THERAPEUTICS CORP PIPE 1,226,606 1,226,606 0 0.10% $846.36K
CARDURION PHARMACEUTICALS INC SER B PC PP 1,020,908 1,020,908 0 0.10% -$10.21K
ALECTOR INC 2,221,104 2,221,104 0 0.10% $2.44M
LB PHARMACEUTICALS INC 221,731 221,731 0 0.10% $1.38M
SANA BIOTECHNOLOGY INC 1,263,152 1,263,152 0 0.10% -$113.68K
HANSA BIOPHARMA AB 1,176,800 1,176,800 0 0.08% $200.48K
TAYSHA GENE THERAPIES INC 940,476 940,476 0 0.08% -$197.50K
ABSCI CORP 1,540,796 1,540,796 0 0.08% -$662.54K
PHARVARIS NV 147,914 147,914 0 0.08% $1.48K
NEURONA THERAPEUTICS INC SER F PC PERP PP 1,618,100 1,618,100 0 0.07% $0
ZURA BIO LTD A 509,657 509,657 0 0.06% $1.42M
ARS PHARMACEUTICALS INC 335,156 335,156 0 0.06% -$87.14K
NATIONAL RESILIENCE INC SER C PC PP 732,064 732,064 0 0.05% $0
JANUX THERAPEUTICS INC 206,670 206,670 0 0.05% -$4.23M
CARTESIAN THERAPEUTICS INC 366,554 366,554 0 0.05% $36.66K
ORUKA THERAPEUTICS INC PIPE 76,300 76,300 0 0.05% $328.85K
MOONLAKE IMMUNOTHERAPEUTICS 143,558 143,558 0 0.05% $542.65K
BRIDGEBIO ONCOLOGY THERAPEUTIC 240,300 240,300 0 0.04% -$547.88K
CANDID THERAPEUTICS INC SER B PC PP 1,666,667 1,666,667 0 0.04% $266.67K
KARDIGAN, INC SER B PC PP 93,611 93,611 0 0.04% $0
EXELIXIS INC 40,610 40,610 0 0.03% -$4.47K
ATYR PHARMA INC 1,754,594 1,754,594 0 0.03% $314.60K
CARTESIAN THERAPEUTICS INC CVR RT 5,385,728 5,385,728 0 0.03% $0
PERSPECTIVE THERAPEUTICS INC 258,600 258,600 0 0.03% $788.73K
GH RESEARCH PLC 92,500 92,500 0 0.03% -$28.68K
ANAPTYSBIO INC 23,300 23,300 0 0.02% $312.22K
NEUROGENE INC 51,100 51,100 0 0.02% $123.15K
LEXICON PHARMACEUTICALS INC 515,300 515,300 0 0.01% $20.61K
BIOMEA FUSION INC 452,663 452,663 0 0.01% $126.75K
HARMONY BIOSCIENCES HOLDINGS INC 17,525 17,525 0 0.01% -$118.29K
ELEVATEBIO LLC SER C PC PP 216,600 216,600 0 0.01% $25.99K
KORRO BIO INC CVR RT 32,866 32,866 0 0.01% $211.33K
KEROS THERAPEUTICS 24,578 24,578 0 0.01% -$80.86K
BIOCRYST PHARMACEUTICALS INC 37,881 37,881 0 0.01% $59.47K
ANTARES THERAPEUTICS INC 325,500 325,500 0 0.00% -$3.26K
ENTRADA THERAPEUTICS INC 14,169 14,169 0 0.00% $23.52K
NOVOCURE LTD 11,113 11,113 0 0.00% $9.56K
BIOXCEL THERAPEUTICS INC 90,300 90,300 0 0.00% -$52.37K
INHIBIKASE THERAPEUTICS INC 56,270 56,270 0 0.00% $29.82K
BLUE MARLIN THERAPEUTICS, INC. 1,636 1,636 0 0.00% $0
CYCLERION THERAPEUTICS INC PP PIPE 4,740 4,740 0 0.00% -$1.09K
BIOMEA FUSION INC WT 12/20/2026 46,134 46,134 0 0.00% $791
AFFERENT PHARMACEUTICALS INC SER C PC PP 8,274,568 8,274,568 0 0.00% $0
CHINOOK THERAPEUTICS INC CVR RT 115,821 115,821 0 0.00% $0
OPTINOSE INC WT 11/23/27 91,712 91,712 0 0.00% $0
AXCELLA HEALTH I 66,454 66,454 0 0.00% $0
MEDAVAIL HOLDINGS INC PIPE 55 55 0 0.00% -$3

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