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Asset Manager ← All Institutions

SPHERA FUNDS MANAGEMENT LTD.

Q2 2026 · Filed 2026-08-14
Market Value
$631M
+19.4%
Holdings
107
+2
New Purchases
22
Added To
31
Closed
16
Reduced
27
Top 10 Concentration
34.5%
Turnover
35.5%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
CYTK 2.97% 0.50% +2.47% $19M
INSM 2.01% 0.00% +2.01% $13M
BMRN 2.98% 1.50% +1.48% $19M
RYTM 1.41% 0.00% +1.41% $9M
LRCX 1.27% 0.00% +1.27% $8M
AMAT 1.26% 0.00% +1.26% $8M
IDYA 1.16% 0.00% +1.16% $7M
NVCT 1.12% 0.00% +1.12% $7M
HRMY 1.02% 0.00% +1.02% $6M
HELP 1.70% 0.90% +0.80% $11M
VST 0.74% 0.00% +0.74% $5M
TLN 0.74% 0.00% +0.74% $5M
CLOU 0.71% 0.00% +0.71% $4M
MAZE 1.97% 1.28% +0.69% $12M
AVTX 0.68% 0.00% +0.68% $4M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
NVMI 2.17% 4.38% -2.22% $14M
FOLD 0.00% 1.65% -1.65% $0
CLBT 0.00% 1.65% -1.65% $0
APLS 0.00% 1.64% -1.64% $0
PANW 0.00% 1.60% -1.60% $0
CAMT 0.00% 1.52% -1.52% $0
SLNO 0.00% 1.37% -1.37% $0
AMZN 0.00% 1.26% -1.26% $0
AAOI 0.00% 1.17% -1.17% $0
ENPH 0.00% 1.02% -1.02% $0
ORA 0.48% 1.45% -0.96% $3M
BCRX 0.67% 1.56% -0.89% $4M
SNY 1.82% 2.46% -0.63% $11M
MLYS 6.28% 6.87% -0.58% $40M
BHVN 0.39% 0.95% -0.56% $2M

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mega Cap 11 $71M 11.2%
Large Cap 18 $171M 27.0%
Mid Cap 28 $166M 26.3%
Small Cap 30 $174M 27.6%
Micro Cap 20 $50M 7.9%

Portfolio Analytics

Avg Market Cap
$78.3B
Median Market Cap
$2.1B
Avg P/E
44.4
Median P/E
31.2
Avg Dividend Yield
0.01%
Avg Beta
0.91
# Stocks
105
# ETFs / Funds
2

Top Holdings (107 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 MLYS 6.28% 1,469,971 $40M $26.98 $3M +130,000 +9.7%
2 TSEM 4.47% 108,265 $28M $260.64 $3M -37,470 -25.7%
3 SNDX 3.51% 1,014,606 $22M $21.86 $5M +290,043 +40.0%
4 BIIB 3.31% 96,626 $21M $216.06 $4M +4,100 +4.4%
5 RARE 3.11% 588,494 $20M $33.39 $3M -220,839 -27.3%
6 BMRN 2.98% 328,550 $19M $57.22 $11M +188,650 +134.8%
7 CYTK 2.97% 219,987 $19M $85.19 $16M +180,170 +452.5%
8 BBIO 2.90% 245,346 $18M $74.48 $61K +100 +0.0%
9 COGT 2.82% 459,340 $18M $38.70 $2M +43,000 +10.3%
10 NVMI 2.17% 25,169 $14M $542.94 -$10M -28,197 -52.8%
11 INSM 2.01% 118,800 $13M $106.62 — +118,800 — NEW
12 MAZE 1.97% 417,564 $12M $29.84 $6M +190,221 +83.7%
13 AZN 1.88% 62,530 $12M $189.62 -$475K — —
14 SNY 1.82% 269,515 $11M $42.66 -$1M — —
15 HELP 1.70% 1,620,753 $11M $6.61 $6M +633,663 +64.2%
16 LLY 1.53% 8,040 $10M $1,199.43 $1M -1,000 -11.1%
17 MDGL 1.48% 17,419 $9M $536.95 $5M +8,379 +92.7%
18 TRVI 1.47% 499,029 $9M $18.65 $2M -75,000 -13.1%
19 ACAD 1.43% 356,534 $9M $25.30 $3M +100,332 +39.2%
20 CLDX 1.42% 240,868 $9M $37.21 $1M -2,707 -1.1%
21 RYTM 1.41% 80,400 $9M $111.03 — +80,400 — NEW
22 ORIC 1.29% 752,983 $8M $10.83 $1M +215,355 +40.1%
23 LRCX 1.27% 18,470 $8M $433.33 — +18,470 — NEW
24 AMAT 1.26% 11,040 $8M $723.00 — +11,040 — NEW
25 TNGX 1.26% 254,250 $8M $31.26 $761K -89,313 -26.0%
26 NVS 1.24% 50,000 $8M $156.66 $2M +13,000 +35.1%
27 VOR 1.21% 416,417 $8M $18.41 $2M +94,500 +29.4%
28 ABBV 1.21% 30,256 $8M $251.64 $1M — —
29 MRK 1.19% 58,600 $8M $128.50 $2M +10,000 +20.6%
30 JNJ 1.16% 28,831 $7M $253.97 $275K — —
31 IDYA 1.16% 196,408 $7M $37.27 — +196,408 — NEW
32 IMTX 1.16% 720,057 $7M $10.13 $445K +23,952 +3.4%
33 NVCT 1.12% 382,945 $7M $18.39 — +382,945 — NEW
34 PFE 1.09% 286,000 $7M $24.08 $2M +100,000 +53.8%
35 HRMY 1.02% 176,663 $6M $36.41 — +176,663 — NEW
36 XENE 1.00% 105,000 $6M $60.36 -$1M -22,000 -17.3%
37 CLYM 1.00% 483,747 $6M $13.04 $3M +64,500 +15.4%
38 ZBIO 0.93% 230,834 $6M $25.38 $2M +16,500 +7.7%
39 NVO 0.92% 120,677 $6M $47.94 $1M — —
40 ELVN 0.91% 112,765 $6M $50.75 -$285K -40,500 -26.4%
41 PRLD 0.86% 1,019,832 $5M $5.33 $4M +461,493 +82.7%
42 GSK 0.85% 102,000 $5M $52.42 -$1M -20,000 -16.4%
43 FBRX 0.84% 249,693 $5M $21.25 $515K +64,709 +35.0%
44 BIOA 0.83% 213,671 $5M $24.51 $4M +127,153 +147.0%
45 SRRK 0.82% 94,265 $5M $55.00 $551K — —
46 MSLE 0.80% 652,590 $5M $7.77 $2M +163,383 +33.4%
47 PALI 0.75% 2,257,106 $5M $2.09 $2M +523,635 +30.2%
48 ELDN 0.74% 1,191,187 $5M $3.94 -$765K -580,944 -32.8%
49 VST 0.74% 29,450 $5M $158.63 — +29,450 — NEW
50 TLN 0.74% 12,135 $5M $384.26 — +12,135 — NEW
51 SVRA 0.74% 756,164 $5M $6.16 $622K +17,000 +2.3%
52 IRON 0.74% 63,538 $5M $73.14 $1M +10,000 +18.7%
53 CLOU 0.71% 195,900 $4M $22.74 — +195,900 — NEW
54 DYN 0.70% 199,594 $4M $22.21 $2M +39,000 +24.3%
55 RLAY 0.69% 233,836 $4M $18.71 $311K -174,600 -42.8%
56 AVTX 0.68% 232,294 $4M $18.48 — +232,294 — NEW
57 PMN 0.68% 325,591 $4M $13.16 $150K — —
58 BCRX 0.67% 422,051 $4M $10.00 -$4M -444,413 -51.3%
59 RVMD 0.66% 22,400 $4M $187.28 -$1M -32,710 -59.4%
60 CABA 0.65% 1,329,012 $4M $3.11 — +1,329,012 — NEW
61 GENB 0.65% 245,000 $4M $16.87 $2M +60,000 +32.4%
62 ACOG 0.62% 545,816 $4M $7.22 $825K -21,800 -3.8%
63 CRVS 0.58% 244,961 $4M $14.94 $32K -3,000 -1.2%
64 OVID 0.58% 1,353,000 $4M $2.69 $37K -269,828 -16.6%
65 BBOT 0.56% 460,985 $4M $7.62 — +460,985 — NEW
66 CTMX 0.52% 879,000 $3M $3.75 $2M +659,000 +299.6%
67 PRQR 0.52% 1,757,458 $3M $1.86 — +1,757,458 — NEW
68 ALNY 0.52% 10,800 $3M $301.03 — +10,800 — NEW
69 KURA 0.51% 295,039 $3M $10.97 $834K -483 -0.2%
70 KOD 0.51% 81,796 $3M $38.96 -$1M -33,000 -28.8%
71 ORA 0.48% 28,015 $3M $108.90 -$5M -40,235 -59.0%
72 CTNM 0.48% 183,475 $3M $16.39 $742K +10,000 +5.8%
73 LRMR 0.45% 926,004 $3M $3.05 — +926,004 — NEW
74 IMMX 0.44% 270,000 $3M $10.31 — +270,000 — NEW
75 AMGN 0.43% 7,500 $3M $362.12 $77K — —
76 BHVN 0.39% 164,437 $2M $14.88 -$3M -429,563 -72.3%
77 CEG 0.39% 9,850 $2M $248.37 — +9,850 — NEW
78 VSTM 0.38% 632,632 $2M $3.82 $595K +288,954 +84.1%
79 TENX 0.28% 120,200 $2M $14.55 -$426K -15,815 -11.6%
80 TSHA 0.27% 250,000 $2M $6.81 — +250,000 — NEW
81 GPCR 0.24% 28,600 $2M $53.67 -$914K -22,200 -43.7%
82 UPB 0.24% 219,700 $2M $6.92 -$2M -138,300 -38.6%
83 VYGR 0.24% 427,554 $1M $3.50 -$317K -42,207 -9.0%
84 ORGO 0.21% 550,000 $1M $2.43 $33K — —
85 IKT 0.21% 649,309 $1M $2.03 — +649,309 — NEW
86 STTK 0.10% 86,461 $600K $6.94 -$1M -194,325 -69.2%
87 TRAX 0.09% 27,876 $561K $20.12 — +27,876 — NEW
88 TRAW 0.05% 398,486 $336K $0.84 — +398,486 — NEW
89 EVMN 0.05% 22,632 $301K $13.29 -$1M -55,602 -71.1%
90 HOWL 0.04% 626,810 $226K $0.36 -$296K — —
91 APRE 0.03% 270,000 $217K $0.80 $11K — —
92 PANW —% — — — -$8M -52,800 -100.0% SOLD
93 IBIT —% — — — -$2M -59,505 -100.0% SOLD
94 NICE —% — — — -$619K -5,611 -100.0% SOLD
95 CAMT —% — — — -$8M -53,020 -100.0% SOLD
96 DTIL —% — — — -$220K -40,000 -100.0% SOLD
97 AAOI —% — — — -$6M -73,400 -100.0% SOLD
98 SEDG —% — — — -$3M -52,836 -100.0% SOLD
99 ZIM —% — — — -$3M -105,950 -100.0% SOLD
100 AMZN —% — — — -$7M -31,940 -100.0% SOLD

Options Breakdown

7 Calls $41M Call Value 2 Puts $26M Put Value 0.64 P/C Ratio

Top Calls

SymbolSharesValueStatus
BIIB 100,000 $22M NEW
CYTK 100,000 $9M
PRAX 12,500 $4M NEW
TLT 47,000 $4M
TENX 127,600 $2M NEW
ORIC 100,000 $1M NEW
OLMA — $0 SOLD

Top Puts

SymbolSharesValueStatus
XBI 150,000 $24M
ABVX 20,000 $3M NEW

New Positions

SymbolValue% Port
INSM $13M 2.01%
RYTM $9M 1.41%
LRCX $8M 1.27%
AMAT $8M 1.26%
IDYA $7M 1.16%
NVCT $7M 1.12%
HRMY $6M 1.02%
VST $5M 0.74%
TLN $5M 0.74%
CLOU $4M 0.71%
AVTX $4M 0.68%
CABA $4M 0.65%
BBOT $4M 0.56%
PRQR $3M 0.52%
ALNY $3M 0.52%

Sold Out Positions

SymbolValue% Port
BMY — —%
ZIM — —%
CAMT — —%
AAOI — —%
ENPH — —%
AMZN — —%
FHTX — —%
PANW — —%
SEDG — —%
IBIT — —%
DTIL — —%
NICE — —%
CLBT — —%
APLS — —%
SLNO — —%
View SEC EDGAR Filings for SPHERA FUNDS MANAGEMENT LTD. →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms