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Light Street Capital Management Portfolio holdings

AUM $534M
1-Year Est. Return 59.08%
This Fund
S&P 500
This Quarter Est. Return
-4.81%
1 Year Est. Return
+59.08%
3 Year Est. Return
+235.5%
5 Year Est. Return
+188.82%
10 Year Est. Return
+3,568.26%
AUM
$534M
AUM Growth
-$116M
Cap. Flow
-$54.9M
Cap. Flow %
-10.28%
Top 10 Hldgs %
74.42%
Holding
30
New
6
Increased
10
Reduced
8
Closed
6

Top Buys

Rank Stock Value
1
MKSI icon
MKS Inc
MKSI
+$23.2M
2
CPNG icon
Coupang
CPNG
+$20.6M
3
AMZN icon
Amazon
AMZN
+$12.2M
4
IOT icon
Samsara
IOT
+$11.7M
5
BE icon
Bloom Energy
BE
+$7.43M

Top Sells

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$28.9M
2
CFLT
Confluent
CFLT
+$27.5M
3
CEG icon
Constellation Energy
CEG
+$22.3M
4
RDDT icon
Reddit
RDDT
+$20.7M
5
NFLX icon
Netflix
NFLX
+$18.8M

Sector Composition

Rank Sector Weight
1 Technology 80.94%
2 Consumer Discretionary 8.58%
3 Communication Services 2.29%
4 Industrials 1.28%
5 Utilities 0%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CEG icon
26
Constellation Energy
CEG
$90.1B
– –
-63,065
Closed -$22.3M
CFLT
27
DELISTED
Confluent
CFLT
– –
-910,000
Closed -$27.5M
NFLX icon
28
Netflix
NFLX
$290B
– –
-200,000
Closed -$18.8M
TEAM icon
29
Atlassian
TEAM
$23.7B
– –
-63,272
Closed -$10.3M
RDDT icon
30
Reddit
RDDT
$34.9B
– –
-90,000
Closed -$20.7M
1
2

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CCWM
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MKA
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PIM
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PWS
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AFIA
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CDR
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Light Street Capital Management's Q1 2026 Portfolio in Review

As of Q1 2026, Light Street Capital Management held 30 positions worth $534M, down 18% from $650M the previous quarter. Its ten largest holdings account for 74% of the portfolio.

Light Street Capital Management withdrew a net $54.9M in Q1 2026, closing 6 positions and reducing 8 holdings. Its most notable exit was Confluent, an estimated $27.5M position sold in full.

By sector, the portfolio is most concentrated in Technology at 81% of assets, down from 82% a quarter earlier, followed by Consumer Discretionary and Communication Services.

Against the trend, Light Street Capital Management opened a new position in Coupang worth $19.9M.

  • Light Street Capital Management's largest Q1 2026 buy was Coupang: 1,051,957 shares worth $19.9M.
  • Light Street Capital Management added most to MKS Inc in Q1 2026, an estimated $23.2M increase.
  • Light Street Capital Management's biggest Q1 2026 reduction was Alphabet (Google) Class A, cutting an estimated $28.9M.
  • Light Street Capital Management fully exited Confluent in Q1 2026, selling an estimated $27.5M.
  • Light Street Capital Management's ten largest holdings make up 74% of its $534M portfolio in Q1 2026.
  • Light Street Capital Management opened 6 new positions and closed 6 in Q1 2026.
  • Light Street Capital Management's portfolio value fell 18% quarter-over-quarter to $534M.

Based on Light Street Capital Management's 13F filing for Q1 2026, filed 15 May 2026.