— Know what they know.
Not Investment Advice
Asset Manager ← All Institutions

Atika Capital Management LLC

Q3 2025 · Filed 2025-11-13
Market Value
$1.2B
+24.1%
Holdings
79
+15
New Purchases
26
Added To
19
Closed
7
Reduced
18
Top 10 Concentration
44.7%
Turnover
41.8%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
STX 2.40% 0.00% +2.40% $28M
YNDX 1.74% 0.41% +1.33% $20M
CDTX 1.30% 0.00% +1.30% $15M
TSLA 1.19% 0.00% +1.19% $14M
INSM 1.18% 0.00% +1.18% $14M
CIEN 1.01% 0.00% +1.01% $12M
ASML 0.73% 0.00% +0.73% $8M
ROKU 1.15% 0.42% +0.73% $13M
TLN 2.54% 1.86% +0.68% $29M
DHI 0.64% 0.00% +0.64% $7M
FIVE 0.61% 0.00% +0.61% $7M
MLYS 0.57% 0.00% +0.57% $7M
ABVX 0.51% 0.00% +0.51% $6M
PTGX 0.48% 0.00% +0.48% $6M
RBLX 1.70% 1.23% +0.48% $20M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
GKOS 1.49% 3.53% -2.04% $17M
AMZN 7.52% 9.35% -1.83% $87M
SPOT 3.79% 5.13% -1.35% $44M
ISRG 2.21% 3.47% -1.26% $26M
MELI 1.60% 2.80% -1.20% $19M
INSP 1.20% 2.25% -1.05% $14M
MSFT 7.37% 8.41% -1.04% $85M
TW 0.00% 0.78% -0.78% $0
META 2.25% 3.00% -0.75% $26M
WWD 0.00% 0.75% -0.75% $0
LLY 2.71% 3.43% -0.72% $31M
HOOD 1.49% 2.19% -0.69% $17M
CEG 2.69% 3.27% -0.58% $31M
SN 0.36% 0.91% -0.55% $4M
MLM 3.72% 4.26% -0.54% $43M

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mega Cap 13 $328M 28.3%
Large Cap 41 $701M 60.4%
Mid Cap 19 $92M 8.0%
Small Cap 5 $35M 3.0%
Micro Cap 1 $3M 0.3%

Portfolio Analytics

Avg Market Cap
$298.3B
Median Market Cap
$22.6B
Avg P/E
58.5
Median P/E
37.7
Avg Dividend Yield
0.00%
Avg Beta
1.31
# Stocks
79
# ETFs / Funds
0

Top Holdings (79 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 VRT 7.98% 613,100 $92M $150.86 $14M
2 AMZN 7.52% 397,049 $87M $219.57 -$192K -1,200 -0.3%
3 MSFT 7.37% 165,000 $85M $517.95 $7M +7,000 +4.4%
4 SPOT 3.79% 62,870 $44M $698.00 -$4M +350 +0.6%
5 MLM 3.72% 68,483 $43M $630.28 $3M -4,050 -5.6%
6 BWXT 3.46% 217,400 $40M $184.37 $10M +7,000 +3.3%
7 ANET 2.91% 231,208 $34M $145.71 $7M -30,400 -11.6%
8 LLY 2.71% 41,100 $31M $763.00 -$679K
9 CEG 2.69% 94,800 $31M $329.07 $598K
10 TLN 2.54% 69,300 $29M $425.38 $12M +9,500 +15.9%
11 STX 2.40% 118,096 $28M $236.06 +118,096 NEW
12 GEV 2.25% 42,439 $26M $614.90 $4M -111 -0.3%
13 META 2.25% 35,500 $26M $734.38 -$2M -2,500 -6.6%
14 ISRG 2.21% 57,236 $26M $447.23 -$7M -2,364 -4.0%
15 VST 2.08% 123,000 $24M $195.92 $66K -1,000 -0.8%
16 CYBR 1.87% 44,855 $22M $483.15 $6M +6,000 +15.4%
17 NFLX 1.86% 18,000 $22M $1,198.92 $6M +6,000 +50.0%
18 NET 1.81% 98,010 $21M $214.59 $8M +29,209 +42.5%
19 YNDX 1.74% 179,880 $20M $112.27 $16M +110,380 +158.8%
20 RBLX 1.70% 142,500 $20M $138.52 $8M +33,500 +30.7%
21 VRNA 1.62% 176,000 $19M $106.71 -$1M -36,500 -17.2%
22 MELI 1.60% 7,930 $19M $2,336.94 -$8M -2,070 -20.7%
23 HOOD 1.49% 121,000 $17M $143.18 -$3M -97,100 -44.5%
24 GKOS 1.49% 212,400 $17M $81.55 -$16M -107,100 -33.5%
25 DASH 1.48% 63,201 $17M $271.99 $822K -3,199 -4.8%
26 CDTX 1.30% 157,320 $15M $95.76 +157,320 NEW
27 INSP 1.20% 187,600 $14M $74.20 -$7M +25,700 +15.9%
28 NVDA 1.19% 73,900 $14M $186.58 $4M +15,100 +25.7%
29 TSLA 1.19% 31,000 $14M $444.72 +31,000 NEW
30 INSM 1.18% 95,000 $14M $144.01 +95,000 NEW
31 ADBE 1.18% 38,698 $14M $352.75 $5M +16,400 +73.5%
32 ROKU 1.15% 133,000 $13M $100.13 $9M +88,400 +198.2%
33 APPF 1.06% 44,500 $12M $275.66 $2M
34 SHOP 1.01% 78,500 $12M $148.61 $4M +9,100 +13.1%
35 CIEN 1.01% 80,000 $12M $145.67 +80,000 NEW
36 ALNY 0.87% 22,206 $10M $456.00 $1M -5,494 -19.8%
37 GE 0.86% 33,000 $10M $300.82 $2M +1,559 +5.0%
38 EYE 0.76% 301,000 $9M $29.19 -$745K -113,200 -27.3%
39 ASML 0.73% 8,740 $8M $968.09 +8,740 NEW
40 MTZ 0.73% 39,500 $8M $212.81 $21K -9,700 -19.7%
41 GH 0.72% 133,000 $8M $62.48 $4M +43,800 +49.1%
42 NTRA 0.65% 46,497 $7M $160.97 -$371K
43 DHI 0.64% 44,000 $7M $169.47 +44,000 NEW
44 DUOL 0.62% 22,200 $7M $321.84 -$2M +1,100 +5.2%
45 FIVE 0.61% 45,500 $7M $154.70 +45,500 NEW
46 MLYS 0.57% 174,000 $7M $37.92 +174,000 NEW
47 FERG 0.57% 29,300 $7M $224.58 $200K
48 AXSM 0.51% 49,000 $6M $121.45 $1M +2,879 +6.2%
49 ABVX 0.51% 69,000 $6M $84.90 +69,000 NEW
50 PTGX 0.48% 83,000 $6M $66.43 +83,000 NEW
51 CALX 0.47% 89,500 $5M $61.37 +89,500 NEW
52 CW 0.47% 10,051 $5M $542.94 -$161K -1,449 -12.6%
53 SATS 0.45% 69,000 $5M $76.36 $5M +44,800 +185.1%
54 QURE 0.45% 90,000 $5M $58.37 +90,000 NEW
55 GNRC 0.45% 31,000 $5M $167.40 +31,000 NEW
56 KYMR 0.40% 81,300 $5M $56.60 -$2M -65,300 -44.5%
57 TEVA 0.39% 224,000 $5M $20.20 +224,000 NEW
58 SN 0.36% 40,000 $4M $103.15 -$4M -45,500 -53.2%
59 REAL 0.34% 374,000 $4M $10.63 +374,000 NEW
60 AVGO 0.33% 11,500 $4M $329.91 +11,500 NEW
61 LMND 0.32% 69,000 $4M $53.53 +69,000 NEW
62 U 0.28% 80,000 $3M $40.04 +80,000 NEW
63 RXST 0.28% 354,907 $3M $8.99 -$1M
64 NTSK 0.22% 114,000 $3M $22.73 +114,000 NEW
65 HTFL 0.20% 69,000 $2M $33.66 +69,000 NEW
66 FND 0.19% 30,000 $2M $73.70 +30,000 NEW
67 FIGR 0.17% 54,000 $2M $36.37 +54,000 NEW
68 XENE 0.13% 38,000 $2M $40.15 +38,000 NEW
69 IONS 0.12% 21,500 $1M $65.42 +21,500 NEW
70 IBM 0.07% 2,708 $764K $282.16 +2,708 NEW
71 CAI 0.07% 25,000 $756K $30.25 $88K
72 STAA 0.04% 16,400 $441K $26.87 $165K
73 HNGE —% -$2M -43,700 -100.0% SOLD
74 TW —% -$7M -50,000 -100.0% SOLD
75 WRBY —% -$982K -44,800 -100.0% SOLD
76 TKO —% -$5M -26,200 -100.0% SOLD
77 WWD —% -$7M -28,600 -100.0% SOLD
78 TSM —% -$2M -10,000 -100.0% SOLD
79 NOVT —% -$1M -10,600 -100.0% SOLD

Options Breakdown

11 Calls $63M Call Value 3 Puts $5M Put Value 0.08 P/C Ratio

Top Calls

SymbolSharesValueStatus
SATS 3,983 $30M
KVUE 5,785 $9M NEW
FND 800 $6M
STX 234 $6M NEW
U 1,300 $5M NEW
KMLM 1,000 $4M NEW
RARE 500 $2M NEW
CDTX 49 $469K NEW
MDT $0 SOLD
UBER $0 SOLD

Top Puts

SymbolSharesValueStatus
AI 2,103 $4M NEW
INFY 1,000 $2M NEW
WBA $0 SOLD

New Positions

SymbolValue% Port
STX $28M 2.40%
CDTX $15M 1.30%
TSLA $14M 1.19%
INSM $14M 1.18%
CIEN $12M 1.01%
ASML $8M 0.73%
DHI $7M 0.64%
FIVE $7M 0.61%
MLYS $7M 0.57%
ABVX $6M 0.51%
PTGX $6M 0.48%
CALX $5M 0.47%
QURE $5M 0.45%
GNRC $5M 0.45%
TEVA $5M 0.39%

Sold Out Positions

SymbolValue% Port
HNGE —%
WRBY —%
TKO —%
TSM —%
NOVT —%
WWD —%
TW —%
View SEC EDGAR Filings for Atika Capital Management LLC →

Sign in to InsiderStreet

You'll also get our free weekly newsletter with
smart money signals, market insights, and alpha ideas.
Unsubscribe anytime.

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