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Super Investors SECTORAL ASSET MANAGEMENT INC
SA

SECTORAL ASSET MANAGEMENT INC

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

Portfolio value
$143M
Positions
82
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (53 quarters reported)

$3.38B $121M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q2 26

$3.38B in Q2 2013 → $143M 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
Contineum Therapeutics 8.3% Unchanged 727,587 $11.9M
Shoulder Innovations 6.1% Unchanged 430,407 $8.73M
EL Eli Lilly & Co 5.3% Unchanged 6,354 $7.62M
UG Unitedhealth Grp Inc 3.8% Trimmed 12% 13,235 $5.5M
Johnson & Johnson 3.2% Unchanged 18,218 $4.63M
Oruka Therapeutics Inc 2.8% New 41,987 $4M
Biontech Se 2.7% Added 89% 41,869 $3.9M
Definium Therapeutics Inc 2.6% New 78,310 $3.68M
Dexcom Inc 2.4% Added 118% 50,756 $3.42M
Arcus Biosciences 2.4% Added 146% 110,870 $3.42M
Amgen Inc 2.3% Unchanged 9,210 $3.34M
Summit Therapeutics 2.2% Added 216% 220,180 $3.21M
Irhythm Holdings Inc 2.2% New 26,070 $3.1M
Abbvie Inc 2.1% Unchanged 12,200 $3.07M
Merck & Co Inc 1.9% Unchanged 21,480 $2.77M
Arrivent Biopharma 1.9% Added 163% 79,043 $2.75M
VP Vertex Pharma 1.9% Trimmed 22% 5,432 $2.7M
Argenx Se 1.8% Trimmed 21% 2,831 $2.63M
Gilead Sciences Inc 1.8% Trimmed 25% 20,620 $2.61M
Insmed Inc 1.7% Added 18% 23,216 $2.48M
Tectonic Therapeutic 1.7% Added 273% 71,009 $2.44M
IS Intuitive Surgic Inc 1.6% Added 11% 5,850 $2.33M
IN Immatics Nv 1.6% Added 237% 224,928 $2.28M
Stryker Corp 1.6% Added 21% 7,129 $2.25M
Avalo Therapeutics Inc 1.5% New 119,923 $2.22M
Crescent Biopharma Inc. 1.5% New 121,300 $2.18M
Roivant Sciences Ltd 1.5% Added 88% 61,100 $2.16M
Iqvia Holdings Inc 1.5% Added 31% 10,848 $2.1M
Pulse Biosciences Inc 1.3% New 67,895 $1.88M
Danaher Corp 1.3% Unchanged 9,597 $1.83M
Thermo Fisher Scientific 1.2% Unchanged 3,508 $1.76M
AL Abbott Labs 1.1% Trimmed 29% 18,080 $1.64M
AH Alphatec Hldgs Inc 1.1% New 185,900 $1.61M
Boston Scientific 1.1% Added 4.5% 36,330 $1.55M
Transmedics Group Inc 1.0% New 21,950 $1.46M
Cytokinetics Inc 1.0% Added 124% 16,330 $1.39M
RP Regeneron Pharmctcls 0.9% Trimmed 26% 2,169 $1.35M
Cvs Health Corp 0.9% New 13,000 $1.34M
Edwards Lifesciences 0.9% Trimmed 14% 14,826 $1.34M
Trevi Therapeutics 0.9% Trimmed 12% 65,596 $1.22M
Bristol Myers Squibb 0.9% Unchanged 21,150 $1.22M
Vera Therapeutics 0.8% Unchanged 25,573 $1.1M
Cogent Biosciences 0.7% Added 21% 26,740 $1.03M
Medtronic PLC 0.6% Unchanged 11,100 $876K
Tarsus Pharmaceuticals 0.6% Added 18% 13,285 $836K
Kura Oncology Inc 0.5% Unchanged 71,480 $784K
CD Centene Corp Del 0.5% New 12,000 $770K
United Therapeutics 0.5% Trimmed 20% 1,370 $742K
Hinge Health Inc 0.5% Trimmed 29% 8,744 $726K
Nektar Therapeutics 0.5% Trimmed 6.8% 10,111 $706K
AP Alnylam Pharmacuetcl 0.5% Unchanged 2,310 $695K
Ascendis Pharma A/s 0.5% New 2,570 $685K
Pfizer Inc 0.5% Unchanged 27,500 $662K
Ardelyx Inc 0.4% Unchanged 122,394 $624K
Privia Health Group 0.4% Trimmed 11% 24,136 $621K
Ptc Therapeutics Inc 0.4% Added 12% 7,470 $609K
IP Ionis Pharmaceutical 0.4% Unchanged 7,200 $571K
AT Agomab Therapeutics 0.4% Unchanged 43,500 $565K
BP Biomarin Pharmac 0.4% Unchanged 9,450 $541K
BM Beone Medicines Ltd 0.4% Unchanged 1,870 $533K

Showing top 60 of 82 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
Evommune Inc Exited −589,005 −$13.5M —
Oruka Therapeutics Inc New +41,987 +$4M 2.8%
Definium Therapeutics Inc New +78,310 +$3.68M 2.6%
Irhythm Holdings Inc New +26,070 +$3.1M 2.2%
Avalo Therapeutics Inc New +119,923 +$2.22M 1.5%
Summit Therapeutics Added +150,565 +$2.19M 2.2%
Crescent Biopharma Inc. New +121,300 +$2.18M 1.5%
Arcus Biosciences Added +65,800 +$2.03M 2.4%
Pulse Biosciences Inc New +67,895 +$1.88M 1.3%
Dexcom Inc Added +27,525 +$1.85M 2.4%

Showing the 10 largest of 59 changes.

Q1 2026

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

Company Action Shares changed Value of change % of portfolio
Amgen Inc Trimmed −3,860 −$1.47M 2.9%
Insmed Inc Added +8,486 +$1.46M 2.8%
Gilead Sciences Inc Added +9,605 +$1.44M 3.4%
Iqvia Holdings Inc New +8,307 +$1.42M 1.2%
Astrazeneca Exited −15,232 −$1.4M —
Bristol Myers Squibb New +21,150 +$1.28M 1.1%
Abbvie Inc Trimmed −4,600 −$1M 2.2%
Medtronic PLC New +11,100 +$962K 0.8%
Contineum Therapeutics Trimmed −73,200 −$956K 7.9%
Shoulder Innovations Trimmed −62,028 −$901K 5.2%

Showing the 10 largest of 82 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 09, 2026

Company Action Shares changed Value of change % of portfolio
Structure Therapeutics Trimmed −198,000 −$13.8M 1.3%
Evommune Inc New +589,005 +$10.1M 8.1%
Ventyx Biosciences Trimmed −1,010,322 −$9.12M 0.7%
Arcus Biosciences Trimmed −311,125 −$7.41M 1.1%
Anaptysbio Inc Exited −194,485 −$5.96M —
IN Immatics Nv Trimmed −497,479 −$5.22M 0.5%
Bicara Therapeutics Exited −266,495 −$4.21M —
Solid Biosciences Exited −633,052 −$3.91M —
Kura Oncology Trimmed −341,762 −$3.55M 0.5%
Mbx Biosciences Inc Exited −194,898 −$3.41M —

Showing the 10 largest of 84 changes.

Q3 2025

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

Company Action Shares changed Value of change % of portfolio
Lenz Therapeutics Exited −977,245 −$28.6M —
Mineralys Therapeutics Trimmed −348,530 −$13.2M 0.8%
Shoulder Innovations New +430,282 +$5.4M 3.3%
Structure Therapeutics Added +170,503 +$4.77M 3.8%
Rapport Therapeutics Trimmed −136,380 −$4.05M 0.8%
SS SPDR Series Trust New +34,000 +$3.41M 2.1%
Anaptysbio Inc Added +110,585 +$3.39M 3.7%
PT Palvella Therapeutic Trimmed −46,500 −$2.92M 1.9%
Replimune Group Inc Exited −231,650 −$2.15M —
IN Immatics Nv Added +228,224 +$1.94M 2.9%

Showing the 10 largest of 77 changes.

Q2 2025

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

Company Action Shares changed Value of change % of portfolio
Mbx Biosciences Inc New +191,825 +$2.19M 1.4%
PT Palvella Therapeutic New +95,615 +$2.16M 1.4%
Replimune Group Inc New +231,650 +$2.15M 1.4%
OP Oric Pharmaceutica Added +211,485 +$2.15M 1.6%
Medtronic PLC Exited −23,850 −$2.14M —
Solid Biosciences New +421,580 +$2.05M 1.4%
Rapport Therapeutics New +179,860 +$2.05M 1.4%
Zenas Biopharma Inc New +210,625 +$2.04M 1.3%
Ventyx Biosciences New +931,620 +$1.99M 1.3%
Tectonic Therapeutic New +98,970 +$1.97M 1.3%

Showing the 10 largest of 88 changes.

Q1 2025

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

Company Action Shares changed Value of change % of portfolio
EL Eli Lilly & Co Trimmed −3,130 −$2.59M 6.1%
Gilead Sciences Inc Trimmed −19,290 −$2.16M 2.8%
Bristol-myers Squibb Co Trimmed −24,500 −$1.49M 0.9%
Sarepta Therapeutics Exited −11,020 −$1.34M —
Tenet Healthcare Corp New +9,000 +$1.21M 0.9%
Health Catalyst Inc Exited −160,000 −$1.13M —
Intuitive Surgical Inc Added +2,200 +$1.09M 2.0%
Dexcom Inc New +15,000 +$1.02M 0.8%
Privia Health Group Exited −52,000 −$1.02M —
Radnet Inc New +20,000 +$994K 0.8%

Showing the 10 largest of 96 changes.

Q4 2024

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

Company Action Shares changed Value of change % of portfolio
Iqvia Holdings Inc Exited −7,600 −$1.8M —
ZB Zimmer Biomet Hlds Exited −13,500 −$1.46M —
Uniqure N.v. Trimmed −81,500 −$1.44M 0.8%
Amgen Inc Added +5,460 +$1.42M 2.2%
EL Edwards Lifescience Trimmed −18,000 −$1.33M 0.4%
Icon PLC Exited −4,608 −$1.32M —
Option Care Health Exited −40,000 −$1.25M —
EL Eli Lilly & Co Added +1,550 +$1.2M 6.5%
Health Catalyst Inc New +160,000 +$1.13M 0.8%
Evolent Health Inc Exited −39,000 −$1.1M —

Showing the 10 largest of 93 changes.

Q3 2024

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

Company Action Shares changed Value of change % of portfolio
LE Lilly Eli & Co Trimmed −12,419 −$11M 5.8%
UG Unitedhealth Grp Inc Trimmed −13,550 −$7.92M 4.5%
Merck & Co Inc Trimmed −62,500 −$7.1M 1.6%
Abbvie Inc Trimmed −29,150 −$5.76M 1.8%
AL Abbott Labs Trimmed −46,850 −$5.34M 1.3%
Johnson & Johnson Trimmed −30,950 −$5.02M 2.5%
Danaher Corp Trimmed −12,950 −$3.6M 0.8%
TF Thermo Fisher Sci Trimmed −5,265 −$3.26M 1.9%
Boston Scientific Trimmed −38,450 −$3.22M 1.6%
RP Regeneron Pharmctcls Trimmed −2,640 −$2.78M 2.1%

Showing the 10 largest of 102 changes.

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