StockDrifts LogoStockDrifts

Sphera Funds Management 13F Portfolio

Portfolio Manager
Sphera Funds Management LTD
Performance
+15.67% (2026 Q2)
AUM (13F)
$766.54M
# of Holdings
97
Performance Rank
Allocation (Top 20)
52.25%
Latest filing
Q2 2026

Sphera Funds Management LTD Holdings Map

Top 50 Sphera Funds Management LTD Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
TEVA
TEVA PHARMACEUTICAL INDS LTD
7.27%1.50M$50.8M
+31.94%(+363.11K)
2025-Q2: 1.62M shares2025-Q3: 1.51M shares2025-Q4: 1.12M shares2026-Q1: 1.14M shares2026-Q2: 1.50M shares
$18.82(+95.38%)
2026-06-30
MLYS
MINERALYS THERAPEUTICS INC
5.68%1.47M$39.7M
+9.70%(+130.00K)
2025-Q2: 481.0K shares2025-Q3: 219.9K shares2025-Q4: 449.0K shares2026-Q1: 1.34M shares2026-Q2: 1.47M shares
$29.27(-12.39%)
2026-06-30
TSEM
TOWER SEMICONDUCTOR LTD
4.04%108.3K$28.2M
-25.71%(-37.47K)
2025-Q2: 264.7K shares2025-Q3: 311.8K shares2025-Q4: 122.5K shares2026-Q1: 145.7K shares2026-Q2: 108.3K shares
$58.20(+356.14%)
2026-06-30
SNDX
SYNDAX PHARMACEUTICALS INC
3.17%1.01M$22.2M
+40.03%(+290.04K)
2025-Q2: 1.57M shares2025-Q3: 387.7K shares2025-Q4: 762.6K shares2026-Q1: 724.6K shares2026-Q2: 1.01M shares
$19.14(+3.65%)
2026-06-30
BIIB
BIOGEN INC
2.99%96.6K$20.9M
+4.43%(+4.10K)
2025-Q2: 82.7K shares2025-Q3: 82.7K shares2025-Q4: 94.7K shares2026-Q1: 92.5K shares2026-Q2: 96.6K shares
$166.53(+26.00%)
2026-06-30
RARE
ULTRAGENYX PHARMACEUTICAL IN
2.81%588.5K$19.6M
-27.29%(-220.84K)
2025-Q2: 100.1K shares2025-Q3: 352.6K shares2025-Q4: 300.6K shares2026-Q1: 809.3K shares2026-Q2: 588.5K shares
$27.49(-4.15%)
2026-06-30
BMRN
BIOMARIN PHARMACEUTICAL INC
2.69%328.6K$18.8M
+134.85%(+188.65K)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 147.0K shares2026-Q1: 139.9K shares2026-Q2: 328.6K shares
$56.34(+19.56%)
2026-06-30
CYTK
CYTOKINETICS INC
2.68%220.0K$18.7M
+452.50%(+180.17K)
2025-Q2: 326.7K shares2025-Q3: 161.5K shares2025-Q4: 91.7K shares2026-Q1: 39.8K shares2026-Q2: 220.0K shares
$68.22(+8.88%)
2026-06-30
BBIO
BRIDGEBIO PHARMA INC
2.61%245.3K$18.3M
+0.04%(+100)
2025-Q2: 87.1K shares2025-Q3: 40.7K shares2025-Q4: 107.7K shares2026-Q1: 245.2K shares2026-Q2: 245.3K shares
$64.11(+22.79%)
2026-06-30
COGT
COGENT BIOSCIENCES INC
2.54%459.3K$17.8M
+10.33%(+43.00K)
2025-Q2: 143.7K shares2025-Q3: 98.5K shares2025-Q4: 378.5K shares2026-Q1: 416.3K shares2026-Q2: 459.3K shares
$23.90(+58.67%)
2026-06-30

About Sphera Funds Management LTDโ€™s portfolio

Sphera Funds Management LTD reports $766.54M in US-listed equity holdings across 97 positions in its most recent 13F filing. Its largest disclosed positions are TEVA (7.3%), MLYS (5.7%) and TSEM (4.0%). The top 20 holdings account for 52.25% of reported assets. Its disclosed equity book has returned +88.14% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
TEVA โ€” 9.0% ($50.82M)MLYS โ€” 7.0% ($39.66M)TSEM โ€” 5.0% ($28.22M)SNDX โ€” 3.9% ($22.18M)BIIB โ€” 3.7% ($20.88M)RARE โ€” 3.5% ($19.65M)BMRN โ€” 3.3% ($18.80M)CYTK โ€” 3.3% ($18.74M)BBIO โ€” 3.2% ($18.27M)COGT โ€” 3.2% ($17.78M)Other โ€” 54.8% ($308.78M)
45%in top 10
  • TEVA9.0%
  • MLYS7.0%
  • TSEM5.0%
  • SNDX3.9%
  • BIIB3.7%
  • RARE3.5%
  • BMRN3.3%
  • CYTK3.3%
  • BBIO3.2%
  • COGT3.2%
  • Other54.8%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
8
INSMINSMED INC1.8%
RYTMRHYTHM PHARMACEUTICALS INC1.3%
LRCXLAM RESEARCH CORP1.1%
AMATAPPLIED MATLS INC1.1%
+4 opened
Added to
25
CYTKCYTOKINETICS INC+452.5%
TEVATEVA PHARMACEUTICAL INDS LTD+31.9%
BMRNBIOMARIN PHARMACEUTICAL INC+134.8%
SNDXSYNDAX PHARMACEUTICALS INC+40.0%
+21 more
Trimmed
11
NVMINOVA LTD-52.8%
TSEMTOWER SEMICONDUCTOR LTD-25.7%
RAREULTRAGENYX PHARMACEUTICAL IN-27.3%
TNGXTANGO THERAPEUTICS INC-26.0%
+7 more

Unlock alerts, watchlists & AI chat

Sign up free to track Sphera Funds Management LTD, compare funds side by side, and get alerts the moment positions change.

Source filings

Holdings on this page are parsed from Sphera Funds Management LTDโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1496201). View Sphera Funds Management LTDโ€™s 13F filings on SEC

More 13F analyses

View all