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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
+77.08%
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
$903M
AUM Growth
+$369M
Cap. Flow
+$80.7M
Cap. Flow %
8.94%
Top 10 Hldgs %
65.47%
Holding
32
New
8
Increased
11
Reduced
7
Closed
4

Top Buys

Rank Stock Value
1
ALAB icon
Astera Labs
ALAB
+$33.4M
2
TOST icon
Toast
TOST
+$30.4M
3
RDDT icon
Reddit
RDDT
+$29.2M
4
MELI icon
Mercado Libre
MELI
+$21.8M
5
GTLB icon
GitLab
GTLB
+$19.7M

Top Sells

Rank Stock Value
1
AMD icon
Advanced Micro Devices
AMD
+$45M
2
NVDA icon
NVIDIA
NVDA
+$27.9M
3
BILL icon
BILL Holdings
BILL
+$23.9M
4
AMZN icon
Amazon
AMZN
+$18.5M
5
IOT icon
Samsara
IOT
+$12.2M

Sector Composition

Rank Sector Weight
1 Technology 77.58%
2 Consumer Discretionary 7.64%
3 Communication Services 5.2%
4 Industrials 2.82%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
TSM icon
1
TSMC
TSM
$2.17T
$108M 11.95%
225,949
-1,636
-0.7% -$664K
AMD icon
2
Advanced Micro Devices
AMD
$773B
$63.6M 7.05%
109,500
-109,751
-50% -$45M
ALAB icon
3
Astera Labs
ALAB
$49.4B
$60.7M 6.73%
+125,750
New +$33.4M
GTLB icon
4
GitLab
GTLB
$7.04B
$59.4M 6.58%
1,945,000
+775,000
+66% +$19.7M
AVGO icon
5
Broadcom
AVGO
$1.75T
$57.9M 6.41%
153,250
+3,450
+2% +$1.38M
TSM icon
6
PUT
TSMC
TSM
$2.17T
$52.2M 5.78%
109,200
– –
AMKR icon
7
Amkor Technology
AMKR
$12.5B
$51.5M 5.7%
596,783
+189,793
+47% +$13.5M
FROG icon
8
JFrog
FROG
$11.4B
$46.8M 5.18%
514,500
-60,500
-11% -$3.93M
MKSI icon
9
MKS Inc
MKSI
$18.9B
$46.2M 5.11%
103,800
-18,464
-15% -$5.78M
CHYM
10
Chime Financial
CHYM
$12.4B
$45M 4.99%
2,199,089
+121,474
+6% +$2.36M
CPNG icon
11
Coupang
CPNG
$29.6B
$35.2M 3.9%
2,025,000
+973,043
+92% +$17.6M
TOST icon
12
Toast
TOST
$21.2B
$32.5M 3.6%
+1,167,500
New +$30.4M
RDDT icon
13
Reddit
RDDT
$29.5B
$31.7M 3.51%
+182,500
New +$29.2M
NVDA icon
14
NVIDIA
NVDA
$5.2T
$27.4M 3.03%
136,720
-135,494
-50% -$27.9M
BE icon
15
Bloom Energy
BE
$59.3B
$25.5M 2.82%
84,167
+33,542
+66% +$8.59M
ASML icon
16
ASML
ASML
$677B
$21.8M 2.41%
10,957
+11
+0.1% +$17.5K
MELI icon
17
Mercado Libre
MELI
$97.5B
$21.6M 2.4%
+12,750
New +$21.8M
CLBT icon
18
Cellebrite
CLBT
$2.77B
$19.2M 2.12%
1,312,755
+671,830
+105% +$8.88M
SNOW icon
19
Snowflake
SNOW
$115B
$17.8M 1.97%
+70,000
New +$12.9M
MDB icon
20
MongoDB
MDB
$34.7B
$16.8M 1.86%
+50,000
New +$15M
GOOGL icon
21
Alphabet (Google) Class A
GOOGL
$4.22T
$15.2M 1.69%
42,650
+150
+0.4% +$54K
AMZN icon
22
Amazon
AMZN
$2.79T
$12.2M 1.35%
51,000
-73,800
-59% -$18.5M
DDOG icon
23
Datadog
DDOG
$84.6B
$10.4M 1.15%
40,000
– –
DRAM
24
Roundhill Memory ETF
DRAM
$27.1B
$8.86M 0.98%
+120,000
New +$6.25M
NXPI icon
25
NXP Semiconductors
NXPI
$56.9B
$6.46M 0.72%
23,003
-2,497
-10% -$688K
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 Q2 2026 Portfolio in Review

As of Q2 2026, Glen Kacher held 32 positions worth $903M, up 69% from $534M the previous quarter. Its ten largest holdings account for 65% of the portfolio.

Glen Kacher deployed $80.7M of net new capital in Q2 2026, opening 8 new positions and adding to 11 existing holdings. Its largest new stake was Astera Labs: 125,750 shares worth $60.7M.

By sector, the portfolio is most concentrated in Technology at 78% of assets, down from 81% a quarter earlier, followed by Consumer Discretionary and Communication Services.

On the sell side, the largest reduction was Advanced Micro Devices, an estimated $45M trimmed.

  • Glen Kacher's largest Q2 2026 buy was Astera Labs: 125,750 shares worth $60.7M.
  • Glen Kacher added most to GitLab in Q2 2026, an estimated $19.7M increase.
  • Glen Kacher's biggest Q2 2026 reduction was Advanced Micro Devices, cutting an estimated $45M.
  • Glen Kacher fully exited BILL Holdings in Q2 2026, selling an estimated $23.9M.
  • Glen Kacher's ten largest holdings make up 65% of its $903M portfolio in Q2 2026.
  • Glen Kacher opened 8 new positions and closed 4 in Q2 2026.
  • Glen Kacher's portfolio value rose 69% quarter-over-quarter to $903M.

Based on Light Street Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.