Julian i Felix Baker: Stock Portfolio, Performance and Latest Trades

Baker Bros. Advisors

Holdings history from Q2 2013Latest report: Q2 2026, filed August 14, 2026SEC filings (CIK 1263508)
13F portfolio value
$20B
84 holdings at Q2 2026

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Julian i Felix Baker's portfolio

As of Q2 2026, filed August 14, 2026 · prices as of October 8, 2026

CompanyShare of portfolioAverage buy priceReturnCurrent priceValue nowSharesHeld sinceLast quarterLast change
17.5%$73.08+54.3%$112.75$3.5B30,762,330Q2 2013Added +0.1%Q2 2026
12.6%$137.00+156%$350.13$3.1B8,801,567Q1 2016Added +0.0%Q2 2026
10.7%$49.33+281%$188.12$2.2B11,443,357Q1 2021Added +20%Q2 2026
5.77%$180.04+165%$476.91$1B2,143,131Q3 2016Added +0.1%Q2 2026
5.44%$18.93+3.4%$19.58$840.2M42,912,904Q2 2013Added +0.0%Q2 2026
4.97%$37.74+190%$109.30$946.2M8,657,242Q3 2020No changeQ4 2025
4.70%$85.38+17.7%$100.48$883.8M8,796,111Q2 2013Added +19%Q2 2026
4.15%$24.11+181%$67.87$537.2M7,915,792Q3 2023No changeQ3 2025
3.89%$30.45+210%$94.26$1.9B19,919,186Q4 2018No changeQ4 2025
3.12%$23.33+284%$89.64$502.4M5,604,483Q4 2017No changeQ1 2025
2.94%$201.44+30.8%$263.55$462.1M1,753,198Q1 2024No changeQ1 2026
2.63%$27.44+46.2%$40.11$401.6M10,012,267Q2 2024No changeQ4 2025
2.39%$12.65+35.8%$17.17$562.9M32,786,348Q2 2024Reduced −9.9%Q2 2026
1.38%$41.27+221%$132.61$534.2M4,028,614Q4 2024No changeQ1 2026
1.30%$16.49−27.1%$12.02$396.8M33,012,138Q4 2020Added +9.0%Q2 2026
1.05%$24.19+25.1%$30.26$164.5M5,435,220Q3 2023Reduced −0.4%Q2 2026
0.94%$23.61+52.7%$36.06$180.7M5,010,030Q3 2022Added +27%Q2 2026
0.91%$18.86+318%$78.75$223.2M2,834,643Q2 2024Added +0.3%Q2 2026
0.84%$12.94+164%$34.21$161.4M4,716,831Q4 2022Reduced −3.1%Q2 2026
0.81%$24.96+143%$60.74$121M1,992,783Q2 2025No changeQ1 2026
0.81%$68.42−36.7%$43.30$88.7M2,047,727Q3 2025No changeQ1 2026
0.75%$14.30+174%$39.23$145.2M3,701,719Q1 2021Reduced −44%Q2 2026
0.61%$13.03+0.1%$13.04$144M11,045,336Q2 2020No changeQ3 2024
0.57%$20.95+6.0%$22.21$103.5M4,658,556Q3 2020No changeQ4 2025
0.55%$9.30+157%$23.95$79.9M3,336,697Q3 2022No changeQ4 2025
0.53%$6.49+58.9%$10.32$44.8M4,345,736Q1 2023No changeQ4 2025
0.48%$8.55−13.8%$7.37$70.1M9,508,565Q3 2020Reduced −13%Q2 2026
0.48%$23.78−21.5%$18.67$69.7M3,734,336Q1 2020Added +0.1%Q2 2026
0.44%$41.38——$88M2,351,465Q2 2025No changeQ1 2026
0.42%$21.63+281%$82.43$70.2M852,164Q2 2025No changeQ1 2026
0.39%$24.04+6.8%$25.67$36.8M1,432,529Q3 2024No changeQ4 2025
Celcuity Inc.Bond15102KAA8
0.35%———$69.2M30,750,000Q2 2026NewQ2 2026
0.32%$22.91+30.3%$29.85$46.2M1,547,090Q2 2025No changeQ3 2025
0.28%$15.25−54.3%$6.97$14M2,012,500Q2 2024No changeQ1 2026
0.27%$30.15−87.1%$3.88$39.3M10,123,824Q3 2020No changeQ1 2021
0.27%$14.22+22.5%$17.41$49.2M2,826,783Q1 2023Added +144%Q2 2026
0.26%$94.07−13.5%$81.35$36.3M445,975Q1 2026No changeQ1 2026
0.23%$21.61−82.4%$3.81$41.5M10,885,357Q3 2022No changeQ4 2024
0.23%$24.79+63.9%$40.63$36.8M905,191Q1 2024No changeQ1 2026
0.22%$27.16+7.9%$29.30$34.7M1,182,611Q4 2023Added +78%Q2 2026
0.22%$15.33+19.6%$18.34$43.7M2,383,025Q2 2025Added +21%Q2 2026
0.19%$9.92+15.8%$11.49$30.8M2,678,430Q1 2021Added +3.6%Q2 2026
0.19%$23.08−76.0%$5.53$28.1M5,072,730Q4 2021No changeQ4 2025
0.16%$23.13+10.7%$25.61$32.9M1,286,411Q2 2026NewQ2 2026
0.16%$19.42−8.6%$17.74$17.7M996,351Q1 2026No changeQ1 2026
0.16%$17.27+53.4%$26.50$26.3M991,691Q4 2023No changeQ2 2025
0.14%$11.73+20.6%$14.15$17.4M1,230,426Q4 2025Reduced −25%Q2 2026
0.14%$2.72+62.7%$4.43$17.7M4,004,756Q3 2023No changeQ4 2023
0.13%$22.80+4.5%$23.83$20.1M844,816Q4 2025Added +103%Q2 2026
0.13%$50.18+21.1%$60.77$21.2M349,657Q4 2024No changeQ1 2026
0.12%$3.64+145%$8.94$19.1M2,134,803Q4 2025No changeQ4 2025
0.12%$12.21+14.6%$13.99$19.9M1,423,602Q1 2026No changeQ1 2026
0.12%$3.09+209%$9.55$14M1,461,425Q4 2024No changeQ4 2024
0.11%$19.37+86.6%$36.16$13.4M370,208Q2 2020No changeQ2 2025
0.10%$18.49+23.1%$22.75$13.8M607,788Q1 2025No changeQ1 2026
0.09%$4.19−45.5%$2.28$14.6M6,395,431Q2 2013Reduced −36%Q2 2026
0.09%$2.68−7.7%$2.47$12.3M4,975,826Q2 2025No changeQ1 2026
0.09%$18.94−13.6%$16.37$13.3M813,449Q4 2025No changeQ4 2025
0.09%$71.80−13.6%$62.01$13.1M211,267Q2 2026NewQ2 2026
0.09%$16.65+47.2%$24.50$27M1,102,106Q4 2022No changeQ3 2025
0.09%$16.34——$17.6M400,000Q1 2025No changeQ1 2025
0.08%$14.00−10.0%$12.60$11.7M930,232Q2 2026NewQ2 2026
0.07%$27.37+2.6%$28.09$14M500,000Q2 2026NewQ2 2026
0.07%$16.75−45.4%$9.15$3.3M364,705Q4 2025No changeQ4 2025
0.06%$28.86−10.9%$25.72$9M350,000Q2 2026NewQ2 2026
0.06%$22.99−72.1%$6.41$5.4M847,390Q1 2026No changeQ1 2026
0.06%$102.60−10.3%$92.06$11M119,743Q4 2024No changeQ1 2026
0.05%$24.72−8.7%$22.57$7.5M333,333Q2 2026NewQ2 2026
0.05%$15.81−15.0%$13.43$7.4M550,000Q2 2026NewQ2 2026
0.05%$5.58−63.8%$2.02$11.1M5,498,170Q3 2021No changeQ1 2025
0.05%$5.15+57.5%$8.11$20.3M2,499,338Q1 2026Added +327%Q2 2026
0.04%$9.53−6.4%$8.92$8.5M952,996Q3 2023No changeQ4 2024
0.04%$13.37−43.9%$7.50$4.2M555,555Q1 2026No changeQ1 2026
0.03%$15.79+119%$34.61$6.9M200,000Q3 2025No changeQ3 2025
0.03%$21.39+40.6%$30.08$4.5M148,314Q1 2024No changeQ3 2025
0.02%$7.65——$4.8M822,638Q3 2024No changeQ1 2026
0.02%$9.86−73.1%$2.65$2.6M971,614Q2 2020No changeQ4 2025
0.01%$6.08−96.3%$0.228$634.9K2,784,792Q3 2021No changeQ2 2022
0.01%$21.40−9.8%$19.31$1.1M55,306Q2 2026NewQ2 2026
0.01%$4.94——$1.1M1,575,243Q2 2024No changeQ1 2026
0.01%$4.55−38.7%$2.79$866.2K310,483Q1 2023No changeQ4 2025
0.00%$12.44−57.3%$5.31$441K83,055Q3 2024No changeQ3 2024
0.00%$12.95+54.3%$19.97$211.8K10,607Q4 2023No changeQ4 2023
Surrozen Inc.86889P117
0.00%$1.14——$13.8K833,333Q3 2021No changeQ3 2021
CompanyActionShares changeShares nowValue now
Added +0.0%+51036,178,566$2.1B
Sold out−1,455,2020—
Sold out−1,035,7860—
Added +3.1%+204,0826,702,349$153.7M
Added +26%+2,448,57911,877,171$138.7M
Reduced −46%−128,944151,215$74.3M
Added +8.6%+375,0604,750,400$66M
Sold out−1,520,0970—
Reduced −30%−644,3231,485,915$5.9M
New+425,009425,009$16.3M
Reduced −86%−669,727106,197$1.9M
Added +75%+583,4881,366,547$48.7M
Added +7.3%+1,171,94317,239,501$27.9M
Added +26%+4,313,14320,763,323$95.5M
Reduced −50%−3,164,2323,140,473$5.9M
Sold out−1,336,4850—
Invitae Corp.46185L103
Reduced −80%−7,116,5581,764,546$1.1M
Reduced −79%−919,135249,968$1.7M
New+413,481413,481$8.1M
Sold out−1,671,7170—
New+2,504,7562,504,756$7.9M
Sold out−1,576,9010—
Reduced −79%−633,104166,347$1.1M
New+815,359815,359$7.2M
Invitae Corp.Bond46185LAH6
New+9,274,0009,274,000$6.2M
New+190,476190,476$6M
New+215,800215,800$4.9M
New+535,478535,478$4.9M
New+1,221,4141,221,414$4.8M
Sold out−892,5790—
Sold out−3,554,9790—
Added +57%+836,6812,292,003$47.3M
Aravive Inc.03890D108
Sold out−3,261,2240—
Sold out−3,821,7400—
Reduced −15%−262,0931,515,342$2.8M
Reduced −0.0%−5002,690,891$4.7M
Added +63%+1,892,1444,916,095$23.5M
Added +0.0%+5543,157,764$26.4M
Sold out−146,4640—
Added +110%+549,6991,049,699$6M
Affimed NVN01045108
Reduced −33%−2,148,1864,448,644$2.1M
Sold out−3,410,1060—
Added +82%+3,639,8638,065,398$5M
Added +32%+313,3661,292,966$12.6M
Reduced −11%−569,3944,704,395$2M
Reduced −93%−7,116,512508,323$2.9M
Kala Bio Inc.483119202
Added +129%+150,400266,613$2.4M
Fibrogen Inc.31572Q808
Sold out−238,0840—
Sold out−271,3290—
Isoray Inc.46489V104
Added +229%+5,320,4177,639,703$2.1M
Added +200%+1,000,0001,500,000$3.5M
Sold out−225,5790—

Julian i Felix Baker's portfolio by sector

Share of the stock portfolio at Q2 2026.

82%Health Care
SectorShareValueHoldings
Health Care82%$16.3B78
Industrials18%$3.5B2
Other0.5%$93.9M3

Portfolio performance: Julian i Felix Baker vs. benchmarks

Your result if you had bought each reported portfolio on the day it was made public and held it until the next report, against the S&P 500 and Nasdaq-100.

  • You, copying after each 13F filing – estimated value
  • S&P 500
  • Nasdaq-100
−60%−40%−20%0%+20%+40%+60%+80%+100%+120%OctJulApr2024OctJulApr+113%Nasdaq-100+89%S&P 500+35%You, copying
Oct 8, 2021 to Oct 8, 2026, buying on 13F filing dates; prices adjusted for dividends and splits.
Total returnPer year
You, copying after each 13F filing – estimated value+35.4%+6.2%
S&P 500+89.0%+13.6%
Nasdaq-100+113.3%+16.4%

Prices were available for 56% of the portfolio value on average; the rest is left out of the return.

Julian i Felix Baker's most traded stocks

Quarters with a buy or a sell, all reports since Q2 2013.

CompanyQuarters boughtQuarters soldLast change
452Q2 2026
1811Q2 2026
207Q2 2021
1412Q1 2026
185Q4 2019
193Q3 2020
812Q4 2023
137Q4 2023
136Q4 2025
910Q2 2022
109Q2 2021
613Q4 2020
109Q4 2019
810Q4 2022
711Q2 2022