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GK

Glen Kacher Light Street Capital Management

AUM $903M
1-Year Est. Return 113.12%
 

Glen Kacher is the founder of Light Street Capital Management, a long/short equity firm focused on technology and disruptive innovation. The firm emphasizes fundamental research into software, internet, and semiconductor-related businesses. Kacher’s portfolio is followed by investors tracking technology-specialist hedge funds.

This Fund
S&P 500
This Quarter Est. Return
+12.79%
1 Year Est. Return
+113.12%
3 Year Est. Return
+377.35%
5 Year Est. Return
+361.17%
10 Year Est. Return
+6,155.11%
AUM
$594M
AUM Growth
+$105M
Cap. Flow
+$51.1M
Cap. Flow %
8.6%
Top 10 Hldgs %
69.27%
Holding
34
New
8
Increased
8
Reduced
11
Closed
7

Top Buys

Rank Stock Value
1
DDOG icon
Datadog
DDOG
+$28.5M
2
CFLT
Confluent
CFLT
+$26.5M
3
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$25.7M
4
CHYM
Chime Financial
CHYM
+$22.7M
5
SNOW icon
Snowflake
SNOW
+$21.3M

Top Sells

Rank Stock Value
1
CLS icon
Celestica
CLS
+$26.4M
2
META icon
Meta Platforms (Facebook)
META
+$19.9M
3
TSM icon
TSMC
TSM
+$17M
4
GDS icon
GDS Holdings
GDS
+$16.7M
5
NFLX icon
Netflix
NFLX
+$15.5M

Sector Composition

Rank Sector Weight
1 Technology 85.25%
2 Consumer Discretionary 7.09%
3 Communication Services 5.01%
4 Utilities 2.66%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
TSM icon
1
TSMC
TSM
$2.17T
$80.7M 13.58%
289,095
-69,662
-19% -$17M
NVDA icon
2
NVIDIA
NVDA
$5.2T
$51.6M 8.68%
276,675
-75,907
-22% -$13.2M
BILL icon
3
BILL Holdings
BILL
$4.76B
$51M 8.58%
962,500
+322,680
+50% +$15M
AMD icon
4
Advanced Micro Devices
AMD
$773B
$40.6M 6.83%
251,113
-41,675
-14% -$6.73M
GTLB icon
5
GitLab
GTLB
$7.04B
$38.3M 6.45%
850,000
+375,585
+79% +$17.2M
AVGO icon
6
Broadcom
AVGO
$1.75T
$32.8M 5.51%
99,305
-23,166
-19% -$7.11M
CHYM
7
Chime Financial
CHYM
$12.4B
$30.1M 5.06%
1,491,677
+798,147
+115% +$22.7M
GOOGL icon
8
Alphabet (Google) Class A
GOOGL
$4.22T
$29.8M 5.01%
+122,500
New +$25.7M
DDOG icon
9
Datadog
DDOG
$84.6B
$29.5M 4.96%
+207,000
New +$28.5M
FROG icon
10
JFrog
FROG
$11.4B
$27.4M 4.61%
579,265
-29,505
-5% -$1.33M
CFLT
11
DELISTED
Confluent
CFLT
$25.1M 4.23%
+1,268,640
New +$26.5M
SNOW icon
12
Snowflake
SNOW
$115B
$22.3M 3.76%
+99,000
New +$21.3M
MDB icon
13
MongoDB
MDB
$34.7B
$21.3M 3.58%
+68,500
New +$17.6M
BABA icon
14
Alibaba
BABA
$286B
$18.8M 3.16%
+105,000
New +$13.8M
ASML icon
15
ASML
ASML
$677B
$17.9M 3.01%
18,485
+12,974
+235% +$10.2M
CEG icon
16
Constellation Energy
CEG
$96.7B
$15.8M 2.66%
47,975
+43,698
+1,022% +$14.1M
SE icon
17
Sea Limited
SE
$72B
$12.4M 2.08%
69,303
-51,327
-43% -$8.8M
AMZN icon
18
Amazon
AMZN
$2.79T
$11M 1.85%
50,033
-34,751
-41% -$7.87M
GDS icon
19
GDS Holdings
GDS
$6.58B
$9.46M 1.59%
244,557
-470,025
-66% -$16.7M
CLBT icon
20
Cellebrite
CLBT
$2.77B
$6.63M 1.12%
357,755
-195,000
-35% -$3.06M
NXPI icon
21
NXP Semiconductors
NXPI
$56.9B
$5.73M 0.96%
25,179
+2,289
+10% +$515K
APPF icon
22
AppFolio
APPF
$7.95B
$5.51M 0.93%
+20,000
New +$5.4M
MNDY icon
23
monday.com
MNDY
$3.84B
$3.84M 0.65%
+19,843
New +$4.57M
AAPL icon
24
Apple
AAPL
$4.51T
$2.72M 0.46%
10,667
+2,391
+29% +$540K
SNPS icon
25
Synopsys
SNPS
$76.2B
$1.73M 0.29%
3,500
-204
-6% -$115K
1
2

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SWM
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TFM
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PI
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SC
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SG
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NCM
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Glen Kacher's Q3 2025 Portfolio in Review

As of Q3 2025, Glen Kacher held 34 positions worth $594M, up 21% from $490M the previous quarter. Its ten largest holdings account for 69% of the portfolio.

Glen Kacher deployed $51.1M of net new capital in Q3 2025, opening 8 new positions and adding to 8 existing holdings. Its largest new stake was Datadog: 207,000 shares worth $29.5M.

By sector, the portfolio is most concentrated in Technology at 85% of assets, up from 83% a quarter earlier, followed by Consumer Discretionary and Communication Services.

On the sell side, the largest reduction was TSMC, an estimated $17M trimmed.

  • Glen Kacher's largest Q3 2025 buy was Datadog: 207,000 shares worth $29.5M.
  • Glen Kacher added most to Chime Financial in Q3 2025, an estimated $22.7M increase.
  • Glen Kacher's biggest Q3 2025 reduction was TSMC, cutting an estimated $17M.
  • Glen Kacher fully exited Celestica in Q3 2025, selling an estimated $26.4M.
  • Glen Kacher's ten largest holdings make up 69% of its $594M portfolio in Q3 2025.
  • Glen Kacher opened 8 new positions and closed 7 in Q3 2025.
  • Glen Kacher's portfolio value rose 21% quarter-over-quarter to $594M.

Based on Light Street Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.