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Super Investors Parkman Healthcare Partners LLC
PH

Parkman Healthcare Partners LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$977M
Positions
77
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (27 quarters reported)

$1.05B $216M
Q4 19 Q2 21 Q4 22 Q2 24 Q4 25 Q2 26

$346M in Q4 2019 → $977M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Mbx Biosciences Inc 4.5% Added 0.0% 800,173 $44.2M
EL Eli Lilly & Co 4.3% Added 1.1% 35,000 $42M
Cvs Health Corp 4.1% Added 1.2% 391,791 $40.5M
Dexcom Inc 3.7% Trimmed 22% 534,767 $36M
Ptc Therapeutics Inc 3.6% Added 1.0% 435,691 $35.5M
Arcus Biosciences Inc 2.9% Trimmed 24% 919,266 $28.3M
Structure Therapeutics Inc 2.7% Added 109% 485,661 $26.1M
Viridian Therapeutics Inc 2.6% Added 147% 1,377,576 $25.3M
Agios Pharmaceuticals Inc 2.5% Added 66% 669,046 $24.8M
Inhibrx Biosciences Inc 2.5% New 256,950 $24.3M
Xenon Pharmaceuticals Inc 2.5% Trimmed 20% 397,379 $24M
Edgewise Therapeutics Inc 2.4% Added 79% 577,036 $23.4M
Unitedhealth Group Inc 2.4% New 55,921 $23.2M
Stryker Corporation 2.2% Trimmed 56% 67,973 $21.4M
IH Iqvia Hldgs Inc 2.1% Added 22% 105,811 $20.4M
Zimmer Biomet Holdings Inc 2.0% Trimmed 14% 232,557 $20M
Insulet Corp 2.0% Trimmed 16% 131,378 $20M
Assembly Biosciences Inc 2.0% Added 75% 721,181 $19.8M
Syndax Pharmaceuticals Inc 2.0% Trimmed 2.7% 877,256 $19.2M
Eyepoint Inc 1.9% Trimmed 4.9% 1,288,163 $18.4M
Tenet Healthcare Corp 1.9% Added 94% 97,280 $18.2M
Livanova PLC 1.8% Trimmed 48% 210,529 $17.3M
Ani Pharmaceuticals Inc 1.7% Trimmed 28% 202,907 $16.8M
Biocryst Pharmaceuticals Inc 1.7% Trimmed 4.9% 1,624,279 $16.2M
Alnylam Pharmaceuticals Inc 1.6% Added 88% 50,672 $15.3M
Indivior Pharmaceuticals Inc 1.5% New 364,269 $14.9M
Envista Holdings Corporation 1.5% Trimmed 22% 553,916 $14.6M
Bright Minds Biosciences Inc 1.5% Added 411% 205,053 $14.4M
Xeris Biopharma Holdings Inc 1.5% Added 5.0% 1,807,621 $14.3M
Avalo Therapeutics Inc 1.4% New 766,290 $14.2M
4M 4d Molecular Therapeutics In 1.3% Added 81% 948,184 $12.6M
Immunome Inc 1.3% Added 47% 594,202 $12.6M
Stoke Therapeutics Inc 1.2% Added 5.6% 355,443 $11.6M
Waters Corp 1.2% Added 14% 30,206 $11.3M
Alto Neuroscience Inc 1.2% New 429,035 $11.3M
Oruka Therapeutics Inc 1.1% New 113,188 $10.8M
AB Adaptive Biotechnologies Cor 1.1% Trimmed 12% 486,984 $10.4M
Absci Corporation 1.1% Trimmed 52% 894,374 $10.4M
Mineralys Therapeutics Inc 1.1% Added 0.1% 380,354 $10.3M
Cogent Biosciences Inc 1.0% Added 153% 253,365 $9.81M
UN Uniqure Nv 1.0% Added 0.6% 208,170 $9.59M
Tarsus Pharmaceuticals Inc 1.0% New 150,000 $9.44M
Amneal Pharmaceuticals Inc 1.0% Added 80% 541,190 $9.37M
Irhythm Holdings Inc 0.8% Added 68% 67,267 $8M
Cryoport Inc 0.8% New 508,324 $7.98M
Boston Scientific Corp 0.8% Trimmed 60% 180,481 $7.7M
Climb Bio Inc 0.8% New 563,484 $7.35M
Amylyx Pharmaceuticals Inc 0.7% Trimmed 36% 398,782 $7.16M
Upstream Bio Inc 0.7% Added 19% 935,247 $6.47M
Resmed Inc 0.7% New 32,983 $6.43M
Urogen Pharma Ltd 0.7% Trimmed 37% 174,064 $6.41M
Align Technology Inc 0.6% Added 74% 36,963 $6.23M
Carlsmed Inc 0.6% Added 15% 597,318 $6.2M
AH Aveanna Healthcare Hldgs Inc 0.6% New 714,451 $6.12M
Caredx Inc 0.6% Trimmed 31% 202,417 $5.77M
Si Bone Inc 0.5% Trimmed 12% 328,686 $5.36M
Vir Biotechnology Inc 0.5% Trimmed 4.9% 475,279 $4.84M
Erasca Inc 0.5% Trimmed 36% 258,684 $4.74M
Shoulder Innovations Inc 0.5% New 226,212 $4.59M
WH Waystar Hldg Corp 0.4% Trimmed 54% 203,986 $4.19M

Showing top 60 of 77 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
Kalvista Pharmaceuticals Inc Exited −1,835,506 −$36.9M —
Stryker Corporation Trimmed −86,798 −$27.3M 2.2%
Inhibrx Biosciences Inc New +256,950 +$24.3M 2.5%
Unitedhealth Group Inc New +55,921 +$23.2M 2.4%
QN Qiagen Nv Exited −500,000 −$20M —
Abbvie Inc Exited −75,000 −$16.3M —
Livanova PLC Trimmed −193,436 −$15.9M 1.8%
Viridian Therapeutics Inc Added +819,640 +$15.1M 2.6%
Indivior Pharmaceuticals Inc New +364,269 +$14.9M 1.5%
Avalo Therapeutics Inc New +766,290 +$14.2M 1.4%

Showing the 10 largest of 106 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
EL Eli Lilly & Co New +34,616 +$31.8M 3.3%
Masimo Corp Exited −200,000 −$26M —
Terns Pharmaceuticals Inc Exited −620,877 −$25.1M —
QN Qiagen Nv Exited −494,351 −$22.2M —
Amicus Therapeutics Inc Exited −1,487,283 −$21.2M —
Mckesson Corp Trimmed −23,679 −$20.5M 1.1%
QN Qiagen Nv New +500,000 +$20M 2.1%
Xenon Pharmaceuticals Inc Added +342,851 +$19.9M 3.0%
KP Kiniksa Pharmaceuticals Intl Trimmed −406,024 −$19.6M 1.3%
Ptc Therapeutics Inc Added +271,185 +$18.5M 3.0%

Showing the 10 largest of 116 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
IQ Invesco Qqq Tr Exited −80,000 −$48M —
Dexcom Inc Added +415,847 +$27.6M 3.7%
Masimo Corp New +200,000 +$26M 2.5%
Eyepoint Inc New +1,088,033 +$19.9M 1.9%
Biogen Inc Trimmed −94,740 −$16.7M 0.6%
Waters Corp New +41,899 +$15.9M 1.5%
Alnylam Pharmaceuticals Inc Trimmed −39,987 −$15.9M 1.8%
Mettler Toledo International New +10,988 +$15.3M 1.5%
Stryker Corporation Added +41,364 +$14.5M 3.5%
Agilent Technologies Inc New +100,000 +$13.6M 1.3%

Showing the 10 largest of 110 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 14, 2025

Company Action Shares changed Value of change % of portfolio
IQ Invesco Qqq Tr New +80,000 +$48M 5.0%
Tenet Healthcare Corp Trimmed −94,554 −$19.2M 1.6%
Verona Pharma PLC Exited −197,898 −$18.7M —
Biogen Inc New +130,165 +$18.2M 1.9%
EL Eli Lilly & Co Trimmed −23,296 −$17.8M 0.8%
Revvity Inc Exited −157,196 −$15.2M —
IH Iqvia Hldgs Inc Trimmed −79,500 −$15.1M 0.6%
Boston Scientific Corp Added +151,211 +$14.8M 4.4%
Gilead Sciences Inc Exited −131,675 −$14.6M —
CC Cooper Cos Inc Trimmed −208,956 −$14.3M 1.3%

Showing the 10 largest of 101 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
BD Becton Dickinson & Co Exited −120,283 −$27.6M —
Unitedhealth Group Inc Exited −50,213 −$26.3M —
IH Iqvia Hldgs Inc New +109,500 +$17.3M 2.0%
Genedx Holdings Corp New +175,000 +$16.2M 1.9%
Stryker Corporation Trimmed −27,314 −$10.8M 2.3%
Gilead Sciences Inc Trimmed −87,275 −$9.68M 1.7%
Danaher Corporation Added +46,840 +$9.25M 2.5%
Dexcom Inc Added +95,508 +$8.34M 2.3%
Tenet Healthcare Corp Trimmed −44,534 −$7.84M 3.4%
Insulet Corp Trimmed −24,752 −$7.78M 3.8%

Showing the 10 largest of 102 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 15, 2025

Company Action Shares changed Value of change % of portfolio
Verona Pharma PLC Trimmed −460,236 −$29.2M 2.0%
Zimmer Biomet Holdings Inc New +200,500 +$22.7M 2.7%
Cvs Health Corp Added +316,736 +$21.5M 4.0%
IT Intra-cellular Therapies Inc Exited −243,123 −$20.3M —
AL Abbott Labs Exited −176,994 −$20M —
Biomarin Pharmaceutical Inc New +277,252 +$19.6M 2.3%
Gilead Sciences Inc Trimmed −155,875 −$17.5M 2.9%
Unitedhealth Group Inc Added +30,213 +$15.8M 3.1%
Revvity Inc New +139,557 +$14.8M 1.8%
QN Qiagen Nv New +359,644 +$14.4M 1.7%

Showing the 10 largest of 109 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
Teleflex Incorporated Exited −96,144 −$23.8M —
Gilead Sciences Inc Added +245,800 +$22.7M 4.6%
Stryker Corporation Added +49,717 +$17.9M 3.7%
LP Longboard Pharmaceuticals In Exited −491,272 −$16.4M —
Mckesson Corp New +23,000 +$13.1M 1.7%
Viridian Therapeutics Inc Added +662,634 +$12.7M 2.8%
Agios Pharmaceuticals Inc Exited −285,099 −$12.7M —
Edwards Lifesciences Corp New +145,214 +$10.8M 1.4%
Unitedhealth Group Inc New +20,000 +$10.1M 1.3%
Boston Scientific Corp Trimmed −109,842 −$9.81M 4.0%

Showing the 10 largest of 103 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
Teleflex Incorporated New +96,144 +$23.8M 3.0%
UT United Therapeutics Corp Del Trimmed −47,350 −$17M 2.9%
Elevance Health Inc Exited −27,751 −$15M —
Keros Therapeutics Inc Added +223,155 +$13M 3.1%
Merck & Co Inc Exited −100,000 −$12.4M —
Humana Inc Exited −30,037 −$11.2M —
Stryker Corporation New +28,000 +$10.1M 1.3%
Viridian Therapeutics Inc New +425,000 +$9.67M 1.2%
Arcus Biosciences Inc Added +610,219 +$9.33M 2.0%
Tenet Healthcare Corp Trimmed −55,174 −$9.17M 2.0%

Showing the 10 largest of 106 changes.

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