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Frazier Life Sciences Management, L.P. 13F holdings, Q4 2025

Holdings as of December 31, 2025 · filings on SEC EDGAR · latest filing →

Frazier Life Sciences Management, L.P. disclosed 40 US equity positions worth $3.7bn in its Q4 2025 13F filing. The largest position was NEWAMSTERDAM PHARMA COMPANY at 16.0% of the reported book, followed by MIRM and ARQT. Against the Q3 2025 filing, it opened 5 new positions, added to 6 and reduced 8 among the top 40 holdings.

← Q3 2025 · Q1 2026 →

What did Frazier Life Sciences Management, L.P. own in Q4 2025? Top 40 positions

#StockSectorWeightValueSharesΔ sharesvs Q3 2025
1 NEWAMSTERDAM PHARMA COMPANY 16.0%$594.4m16,943,774 1% added
2 MIRM MIRUM PHARMACEUTICALS INC Healthcare 14.4%$536.7m6,795,121 0% held
3 ARQT ARCUTIS BIOTHERAPEUTICS INC Healthcare 7.7%$286.8m9,874,511 0% held
4 BBIO BRIDGEBIO PHARMA INC Healthcare 7.3%$271.2m3,545,557 -8% reduced
5 MBX MBX BIOSCIENCES INC Healthcare 5.6%$209.8m6,652,013 0% held
6 PHAT PHATHOM PHARMACEUTICALS INC 5.6%$206.8m12,466,489 0% held
7 MAZE MAZE THERAPEUTICS INC 5.1%$189.2m4,567,274 0% held
8 TRVI TREVI THERAPEUTICS INC Healthcare 3.4%$128.4m10,259,409 0% held
9 KRYS KRYSTAL BIOTECH INC Healthcare 3.2%$120.4m488,460 -29% reduced
10 IRON DISC MEDICINE INC Healthcare 2.7%$100.1m1,260,000 -12% reduced
11 ERAS ERASCA INC Healthcare 2.3%$84.6m22,729,436 0% held
12 4XC1 KALVISTA PHARMACEUTICALS INC 2.2%$81.4m5,039,867 0% held
13 PVLA PALVELLA THERAPEUTICS INC NE 2.0%$75.6m722,400 0% held
14 RNAGBP AVIDITY BIOSCIENCES INC 1.9%$70.9m983,125 57% added
15 RVMD REVOLUTION MEDICINES INC Healthcare 1.7%$63.5m797,455 -20% reduced
16 DYN DYNE THERAPEUTICS INC Healthcare 1.7%$61.7m3,153,082 16% added
17 TARS TARSUS PHARMACEUTICALS INC Healthcare 1.6%$59.7m728,644 -38% reduced
18 SVRA SAVARA INC Healthcare 1.6%$59.5m9,862,301 -14% reduced
19 CYTK CYTOKINETICS INC Healthcare 1.6%$59.4m934,642 5% added
20 ABVX ABIVAX SA 1.4%$51.0m378,300 0% held
21 LXEO LEXEO THERAPEUTICS INC Healthcare 1.2%$43.9m4,424,725 0% held
22 AGIO AGIOS PHARMACEUTICALS INC Healthcare 0.9%$34.8m1,279,754 0% held
23 ACAD ACADIA PHARMACEUTICALS INC Healthcare 0.9%$34.6m1,297,198 111% added
24 ZLAB ZAI LAB LTD Healthcare 0.9%$33.6m1,902,320 17% added
25 RAPT RAPT THERAPEUTICS INC 0.9%$33.3m983,333 – new
26 VOR VOR BIOPHARMA INC 0.9%$33.3m2,543,939 – new
27 ASND ASCENDIS PHARMA A/S Healthcare 0.8%$28.4m133,333 0% held
28 AURA AURA BIOSCIENCES INC 0.7%$27.8m5,100,000 0% held
29 MNKD MANNKIND CORP Healthcare 0.6%$24.0m4,225,000 – new
30 VALNEVA SE 0.5%$20.2m2,291,666 0% held
31 ALKS ALKERMES PLC Healthcare 0.5%$19.6m700,647 0% held
32 EOLS EVOLUS INC Healthcare 0.5%$17.5m2,630,665 0% held
33 IMCR IMMUNOCORE HLDGS PLC Healthcare 0.4%$13.4m384,782 0% held
34 NEWAMSTERDAM PHARMA COMPANY 0.3%$11.5m500,333 0% held
35 TVTX TRAVERE THERAPEUTICS INC Healthcare 0.2%$9.2m241,592 -38% reduced
36 AUTL AUTOLUS THERAPEUTICS PLC Healthcare 0.2%$9.2m4,623,324 0% held
37 ALLO ALLOGENE THERAPEUTICS INC Healthcare 0.1%$5.3m3,868,750 0% held
38 DSGN DESIGN THERAPEUTICS INC Healthcare 0.1%$4.9m521,000 -73% reduced
39 XLO XILIO THERAPEUTICS INC 0.1%$3.8m5,915,091 – new
40 IBIO IBIO INC 0.1%$3.8m1,953,467 – new

Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.