Asset Manager
← All Institutions
Rock Springs Capital Management LP
Market Value
$1.6B
-12.4%
Holdings
101
New Purchases
11
Added To
36
Closed
6
Reduced
22
Top 10 Concentration
42.5%
Turnover
16.8%
Top Buys (by % of Portfolio)
| Symbol | Cur % | Prior % | Chg % | Value |
|---|---|---|---|---|
| RVMD | 7.29% | 5.77% | +1.52% | $118M |
| MIRM | 4.65% | 3.27% | +1.38% | $75M |
| ELVN | 2.01% | 0.67% | +1.34% | $32M |
| MDGL | 5.55% | 4.41% | +1.14% | $90M |
| MMED | 0.98% | 0.00% | +0.98% | $16M |
| ERAS | 1.11% | 0.19% | +0.91% | $18M |
| XENE | 2.75% | 1.92% | +0.83% | $44M |
| ACLX | 1.21% | 0.60% | +0.61% | $20M |
| SRRK | 2.25% | 1.75% | +0.50% | $36M |
| AGIO | 1.68% | 1.18% | +0.50% | $27M |
| KYMR | 2.57% | 2.10% | +0.47% | $41M |
| PTCT | 0.68% | 0.26% | +0.43% | $11M |
| CNTA | 0.87% | 0.44% | +0.43% | $14M |
| HTFL | 0.86% | 0.44% | +0.42% | $14M |
| PEN | 2.45% | 2.03% | +0.42% | $40M |
Top Sells (by % of Portfolio)
| Symbol | Cur % | Prior % | Chg % | Value |
|---|---|---|---|---|
| EXAS | 0.00% | 3.32% | -3.32% | $0 |
| CDTX | 0.00% | 2.46% | -2.46% | $0 |
| TVTX | 2.72% | 4.58% | -1.86% | $44M |
| FOLD | 0.02% | 1.49% | -1.47% | $305K |
| XBI | 0.24% | 1.47% | -1.23% | $4M |
| GPCR | 1.91% | 2.82% | -0.91% | $31M |
| LLY | 5.63% | 6.15% | -0.52% | $91M |
| PHR | 0.31% | 0.80% | -0.49% | $5M |
| RAPT | 0.00% | 0.39% | -0.39% | $0 |
| CAI | 0.62% | 1.01% | -0.38% | $10M |
| ZBIO | 0.61% | 0.99% | -0.38% | $10M |
| IRTC | 1.91% | 2.26% | -0.35% | $31M |
| RYTM | 3.72% | 4.04% | -0.32% | $60M |
| VERA | 1.26% | 1.56% | -0.31% | $20M |
| BRKS | 0.75% | 1.03% | -0.28% | $12M |
Sector Allocation Over Time
Market Cap Concentration
| Tier | Holdings | Value | Weight |
|---|---|---|---|
| Mega Cap | 3 | $110M | 6.8% |
| Large Cap | 23 | $592M | 36.7% |
| Mid Cap | 44 | $691M | 42.8% |
| Small Cap | 21 | $182M | 11.3% |
| Micro Cap | 10 | $39M | 2.4% |
Portfolio Analytics
Avg Market Cap
$30.6B
Median Market Cap
$4.3B
Avg P/E
50.7
Median P/E
33.0
Avg Dividend Yield
0.00%
Avg Beta
0.73
# Stocks
100
# ETFs / Funds
1
Top Holdings (101 total)
| # | Symbol | % Port | Shares | Value | Avg Price | Q/Q Value Chg | Share Chg | Chg % | Status |
|---|---|---|---|---|---|---|---|---|---|
| 1 | RVMD | 7.29% | 1,209,465 | $118M | $97.25 | $11M | -125,805 | -9.4% | |
| 2 | LLY | 5.63% | 98,700 | $91M | $919.77 | -$22M | -6,700 | -6.4% | |
| 3 | MDGL | 5.55% | 170,999 | $90M | $523.47 | $8M | +31,381 | +22.5% | |
| 4 | MIRM | 4.65% | 811,294 | $75M | $92.38 | $15M | +49,000 | +6.4% | |
| 5 | ARGX | 4.46% | 98,500 | $72M | $730.25 | -$15M | -4,750 | -4.6% | |
| 6 | RYTM | 3.72% | 689,748 | $60M | $86.97 | -$14M | -5,262 | -0.8% | |
| 7 | INSM | 3.19% | 314,300 | $51M | $163.52 | -$4M | -4,950 | -1.6% | |
| 8 | XENE | 2.75% | 763,020 | $44M | $58.15 | $9M | -24,768 | -3.1% | |
| 9 | TVTX | 2.72% | 1,477,954 | $44M | $29.71 | -$41M | -732,368 | -33.1% | |
| 10 | KYMR | 2.57% | 496,871 | $41M | $83.29 | $3M | — | — | |
| 11 | PEN | 2.45% | 120,500 | $40M | $328.37 | $2M | — | — | |
| 12 | ISRG | 2.34% | 82,000 | $38M | $460.99 | -$9M | — | — | |
| 13 | SRRK | 2.25% | 739,816 | $36M | $49.16 | $4M | +6,339 | +0.9% | |
| 14 | ELVN | 2.01% | 826,500 | $32M | $39.20 | $20M | +28,095 | +3.5% | |
| 15 | BSX | 2.00% | 515,300 | $32M | $62.75 | -$6M | +116,250 | +29.1% | |
| 16 | IRTC | 1.91% | 261,750 | $31M | $118.02 | -$11M | +26,750 | +11.4% | |
| 17 | GPCR | 1.91% | 640,217 | $31M | $48.20 | -$21M | -108,019 | -14.4% | |
| 18 | AGIO | 1.68% | 799,163 | $27M | $33.83 | $5M | — | — | |
| 19 | RARE | 1.58% | 1,218,773 | $26M | $20.95 | -$4M | -48,468 | -3.8% | |
| 20 | ALNY | 1.52% | 74,000 | $24M | $330.87 | -$4M | +2,750 | +3.9% | |
| 21 | COGT | 1.49% | 624,155 | $24M | $38.49 | -$6M | -224,875 | -26.5% | |
| 22 | THC | 1.46% | 125,000 | $24M | $188.71 | -$1M | — | — | |
| 23 | DXCM | 1.38% | 355,600 | $22M | $62.80 | -$719K | +8,300 | +2.4% | |
| 24 | CLDX | 1.28% | 650,270 | $21M | $31.72 | $2M | -42,268 | -6.1% | |
| 25 | VERA | 1.26% | 503,585 | $20M | $40.23 | -$9M | -64,994 | -11.4% | |
| 26 | NBIX | 1.23% | 150,450 | $20M | $131.74 | $2M | +24,950 | +19.9% | |
| 27 | ACLX | 1.21% | 169,859 | $20M | $114.82 | $8M | — | — | |
| 28 | ERAS | 1.11% | 1,103,469 | $18M | $16.18 | $14M | +151,759 | +15.9% | |
| 29 | DYN | 1.09% | 972,198 | $18M | $18.13 | -$231K | +59,243 | +6.5% | |
| 30 | CMPX | 1.08% | 3,305,308 | $17M | $5.29 | -$4M | -621,894 | -15.8% | |
| 31 | ACRS | 1.04% | 4,472,650 | $17M | $3.75 | $3M | +18,909 | +0.4% | |
| 32 | TARS | 0.98% | 225,179 | $16M | $70.15 | -$6M | -35,165 | -13.5% | |
| 33 | MMED | 0.98% | 1,055,000 | $16M | $14.92 | — | +1,055,000 | — | NEW |
| 34 | ZLAB | 0.95% | 814,707 | $15M | $18.81 | $1M | +3,161 | +0.4% | |
| 35 | UNH | 0.89% | 53,000 | $14M | $270.59 | $873K | +12,200 | +29.9% | |
| 36 | CNTA | 0.87% | 351,828 | $14M | $39.72 | $6M | +27,813 | +8.6% | |
| 37 | HTFL | 0.86% | 572,500 | $14M | $24.33 | $6M | +294,800 | +106.2% | |
| 38 | ARDX | 0.85% | 2,299,473 | $14M | $5.99 | $368K | — | — | |
| 39 | SMMT | 0.83% | 710,000 | $13M | $18.96 | $1M | — | — | |
| 40 | BRKS | 0.75% | 569,100 | $12M | $21.13 | -$7M | — | — | |
| 41 | MLYS | 0.74% | 439,751 | $12M | $27.09 | -$4M | +12,155 | +2.8% | |
| 42 | DHR | 0.72% | 61,500 | $12M | $189.60 | -$2M | — | — | |
| 43 | PTCT | 0.68% | 161,798 | $11M | $68.13 | $6M | +99,919 | +161.5% | |
| 44 | CAI | 0.62% | 563,000 | $10M | $17.88 | -$8M | -124,500 | -18.1% | |
| 45 | ZBIO | 0.61% | 502,077 | $10M | $19.55 | -$8M | — | — | |
| 46 | BCAX | 0.60% | 489,095 | $10M | $19.89 | $3M | +60,000 | +14.0% | |
| 47 | BBIO | 0.59% | 128,250 | $10M | $74.26 | $2M | +24,750 | +23.9% | |
| 48 | SLNO | 0.53% | 257,253 | $9M | $33.48 | -$3M | +10,200 | +4.1% | |
| 49 | MBX | 0.53% | 287,967 | $9M | $29.85 | -$318K | +5,343 | +1.9% | |
| 50 | TNGX | 0.50% | 386,915 | $8M | $20.92 | $5M | — | — | |
| 51 | REGN | 0.48% | 10,100 | $8M | $772.64 | $8K | — | — | |
| 52 | IMNM | 0.47% | 347,666 | $8M | $21.87 | $136K | — | — | |
| 53 | AMLX | 0.43% | 499,764 | $7M | $13.90 | $910K | — | — | |
| 54 | OMDA | 0.42% | 541,000 | $7M | $12.57 | -$5M | -199,000 | -26.9% | |
| 55 | INSP | 0.42% | 131,800 | $7M | $51.58 | -$5M | +800 | +0.6% | |
| 56 | APLS | 0.41% | 162,750 | $7M | $40.23 | $3M | +12,250 | +8.1% | |
| 57 | ALKS | 0.40% | 183,986 | $7M | $35.36 | $3M | +44,758 | +32.1% | |
| 58 | EVH | 0.38% | 2,675,000 | $6M | $2.28 | -$5M | — | — | |
| 59 | INDV | 0.38% | 200,000 | $6M | $30.48 | — | +200,000 | — | NEW |
| 60 | TERN | 0.37% | 113,748 | $6M | $52.72 | $2M | +5,267 | +4.9% | |
| 61 | EDAP | 0.32% | 1,378,000 | $5M | $3.72 | $894K | +91,500 | +7.1% | |
| 62 | JANX | 0.32% | 367,009 | $5M | $13.90 | $150K | +8,211 | +2.3% | |
| 63 | PHR | 0.31% | 600,400 | $5M | $8.38 | -$10M | -276,200 | -31.5% | |
| 64 | TMO | 0.30% | 10,000 | $5M | $491.53 | -$879K | — | — | |
| 65 | SYK | 0.30% | 14,800 | $5M | $328.59 | — | +14,800 | — | NEW |
| 66 | SION | 0.25% | 99,429 | $4M | $40.09 | -$104K | — | — | |
| 67 | RCUS | 0.24% | 180,000 | $4M | $21.60 | -$401K | — | — | |
| 68 | XBI | 0.24% | 30,000 | $4M | $127.73 | -$23M | -192,000 | -86.5% | |
| 69 | ATEC | 0.24% | 350,000 | $4M | $10.88 | -$3M | +47,500 | +15.7% | |
| 70 | PCVX | 0.22% | 60,250 | $4M | $58.11 | $1M | +13,250 | +28.2% | |
| 71 | EYPT | 0.21% | 258,739 | $3M | $12.89 | -$1M | — | — | |
| 72 | NVO | 0.21% | 90,000 | $3M | $36.75 | — | +90,000 | — | NEW |
| 73 | OCUL | 0.20% | 383,716 | $3M | $8.47 | -$948K | +37,896 | +11.0% | |
| 74 | VKTX | 0.19% | 96,000 | $3M | $32.54 | — | +96,000 | — | NEW |
| 75 | CYTK | 0.19% | 45,364 | $3M | $65.91 | $712K | +9,511 | +26.5% | |
| 76 | IPSC | 0.18% | 1,304,347 | $3M | $2.26 | — | +1,304,347 | — | NEW |
| 77 | CVS | 0.18% | 40,000 | $3M | $71.82 | — | +40,000 | — | NEW |
| 78 | ROIV | 0.17% | 97,000 | $3M | $27.70 | $761K | +8,250 | +9.3% | |
| 79 | TLPH | 0.17% | 3,589,186 | $3M | $0.75 | -$1M | — | — | |
| 80 | OLMA | 0.16% | 170,378 | $3M | $14.91 | $84K | +72,138 | +73.4% | |
| 81 | SGRY | 0.15% | 208,000 | $2M | $11.92 | -$2M | -102,000 | -32.9% | |
| 82 | LENZ | 0.15% | 257,460 | $2M | $9.15 | -$2M | — | — | |
| 83 | EW | 0.14% | 28,900 | $2M | $80.08 | -$5M | -53,600 | -65.0% | |
| 84 | DNTH | 0.14% | 26,757 | $2M | $83.92 | — | +26,757 | — | NEW |
| 85 | NGNE | 0.13% | 104,339 | $2M | $20.16 | -$46K | — | — | |
| 86 | AGL | 0.13% | 260,000 | $2M | $7.91 | — | +260,000 | — | NEW |
| 87 | CORT | 0.13% | 50,250 | $2M | $40.31 | $277K | — | — | |
| 88 | ACHC | 0.11% | 75,500 | $2M | $23.39 | $63K | -44,500 | -37.1% | |
| 89 | MLTX | 0.07% | 61,700 | $1M | $18.64 | $337K | — | — | |
| 90 | JAZZ | 0.07% | 5,750 | $1M | $189.05 | $790K | +4,000 | +228.6% | |
| 91 | JSPR | 0.06% | 1,100,726 | $964K | $0.88 | -$1M | — | — | |
| 92 | LEGN | 0.05% | 40,500 | $733K | $18.09 | -$2K | +6,700 | +19.8% | |
| 93 | FOLD | 0.02% | 21,062 | $305K | $14.46 | -$27M | -1,908,869 | -98.9% | |
| 94 | ORKA | 0.01% | 4,123 | $202K | $49.05 | — | +4,123 | — | NEW |
| 95 | BCRX | 0.01% | 12,600 | $120K | $9.52 | — | +12,600 | — | NEW |
| 96 | EXAS | —% | — | — | — | -$61M | -601,800 | -100.0% | SOLD |
| 97 | RAPT | —% | — | — | — | -$7M | -213,731 | -100.0% | SOLD |
| 98 | CDTX | —% | — | — | — | -$45M | -204,878 | -100.0% | SOLD |
| 99 | MRSN | —% | — | — | — | -$4M | -152,586 | -100.0% | SOLD |
| 100 | NUVB-WT | —% | — | — | — | -$44K | -134,028 | -100.0% | SOLD |