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Super Investors / Clear Street Group Inc.
CS

Clear Street Group Inc.

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$39.5B
Positions
1414
Quarter ended
June 30, 2026
Filed
August 12, 2026

Reported portfolio value by quarter (4 quarters reported)

$39.5B $24.6B
Q3 25 Q4 25 Q1 26 Q2 26

$29.3B in Q3 2025 → $39.5B now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Sandisk Corp 17.2% Added 144% 2,983,392 $6.78B
Nvidia Corporation 15.5% Trimmed 3.5% 30,700,549 $6.14B
Advanced Micro Devices Inc 5.1% Trimmed 37% 3,462,632 $2.01B
Advanced Micro Devices Inc Put 4.0% Trimmed 38% 2,695,000 $1.57B
Apple Inc 2.8% Trimmed 0.1% 3,764,485 $1.09B
Apple Inc Put 2.7% Added 0.1% 3,752,600 $1.09B
Microsoft Corp 2.7% Added 1.1% 2,904,438 $1.08B
RE Roundhill ETF Trust 2.7% New 14,481,133 $1.07B
Microsoft Corp Put 2.7% Unchanged 2,826,000 $1.05B
Nebius Group N.v. 2.5% Added 18% 3,618,657 $999M
Amazon Com Inc Put 2.5% Added 11% 4,150,000 $989M
Amazon Com Inc 2.5% Added 11% 4,144,837 $988M
Nvidia Corporation Put 2.3% Trimmed 14% 4,490,000 $898M
Meta Platforms Inc 1.8% Trimmed 2.2% 1,276,017 $719M
Alphabet Inc Put 1.8% Unchanged 2,010,500 $718M
Alphabet Inc 1.8% Trimmed 0.3% 2,004,159 $716M
Meta Platforms Inc Put 1.5% Added 3.2% 1,052,000 $593M
Alphabet Inc 1.5% Added 0.8% 1,633,092 $577M
Western Digital Corp 1.3% Added 240% 817,892 $522M
Alphabet Inc Put 1.3% Unchanged 1,469,800 $519M
LH Lumentum Hldgs Inc 1.3% Added 41% 585,683 $503M
Coinbase Global Inc 0.9% Trimmed 9.4% 2,313,977 $338M
Bloom Energy Corp 0.8% Added 49% 996,971 $302M
Coherent Corp 0.7% Added 150% 739,976 $292M
Coreweave Inc 0.7% Trimmed 23% 2,846,760 $283M
Palantir Technologies Inc 0.7% Added 8.3% 2,362,229 $276M
CT Credo Technology Group Holdi 0.7% Added 62% 979,222 $266M
Astera Labs Inc 0.7% Added 7.9% 539,212 $260M
SE Space Exploration Techn Corp 0.5% New 1,270,022 $217M
Ast Spacemobile Inc 0.5% Trimmed 29% 2,415,249 $215M
Applied Optoelectronics Inc 0.5% New 1,231,143 $182M
C Corning Inc 0.4% Added 286% 685,760 $175M
Lam Research Corp 0.4% Added 130% 394,705 $171M
BI Bitmine Immersion Techs Inc 0.4% Trimmed 13% 12,696,423 $169M
Marvell Technology Inc 0.4% New 516,700 $154M
Iren Limited 0.4% Added 59% 3,289,458 $150M
D-wave Quantum Inc 0.4% Added 8.7% 6,206,861 $149M
Applovin Corp 0.4% Added 3.0% 286,234 $147M
AH Arm Holdings PLC 0.4% Added 100% 401,475 $142M
Circle Internet Group Inc 0.4% Added 16% 2,237,306 $140M
RM Robinhood Mkts Inc 0.4% Trimmed 3.0% 1,395,322 $140M
Ge Vernova Inc 0.3% Added 67% 116,884 $137M
Strategy Inc 0.3% Added 21% 1,554,968 $135M
Broadcom Inc 0.3% Added 43% 354,694 $134M
SS SPDR Series Trust 0.3% Added 50% 1,500,000 $132M
Tesla Inc 0.3% Added 3.2% 283,458 $119M
SE Space Exploration Techn Corp Put 0.3% New 625,000 $107M
Cerebras Systems Inc 0.2% New 442,691 $97.8M
Axt Inc 0.2% New 1,308,921 $94.3M
IB International Business Machs 0.2% New 326,538 $91.8M
IQ Invesco Qqq Tr 0.2% Trimmed 13% 124,542 $91.7M
Unitedhealth Group Inc 0.2% Trimmed 64% 216,192 $89.9M
Tesla Inc Put 0.2% Trimmed 25% 210,000 $88.3M
Super Micro Computer Inc 0.2% Added 233% 2,989,651 $87.7M
Nebius Group N.v. Put 0.2% New 301,400 $83.2M
SS SPDR Series Trust 0.2% New 500,000 $79.1M
Tempus Ai Inc 0.2% Added 41% 1,345,069 $77.9M
Kla Corp 0.2% Added 5887% 255,884 $77.2M
Rocket Lab Corp 0.2% Added 117% 720,160 $73.2M
ST Seagate Technology Hldngs Pl 0.2% New 73,123 $70.6M

Showing top 60 of 1414 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 3 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 12, 2026

Company Action Shares changed Value of change % of portfolio
Sandisk Corp Added +1,758,809 +$4B 17.2%
Advanced Micro Devices Inc Trimmed −2,038,508 −$1.18B 5.1%
RE Roundhill ETF Trust New +14,481,133 +$1.07B 2.7%
Advanced Micro Devices Inc Trimmed −1,665,000 −$967M 4.0%
Western Digital Corp Added +577,142 +$369M 1.3%
Nvidia Corporation Trimmed −1,118,805 −$224M 15.5%
SE Space Exploration Techn Corp New +1,270,022 +$217M 0.5%
Applied Optoelectronics Inc New +1,231,143 +$182M 0.5%
Coherent Corp Added +444,501 +$175M 0.7%
Unitedhealth Group Inc Trimmed −385,505 −$160M 0.2%

Showing the 10 largest of 1388 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
Sandisk Corp New +1,224,583 +$778M 3.2%
LH Lumentum Hldgs Inc New +414,168 +$291M 1.2%
Nvidia Corporation Trimmed −1,394,219 −$243M 22.5%
Tesla Inc Trimmed −415,400 −$154M 0.4%
Nvidia Corporation Trimmed −785,000 −$137M 3.7%
Alphabet Inc Added +475,000 +$137M 2.3%
Alphabet Inc Added +472,073 +$136M 2.3%
Oracle Corp Exited −500,000 −$97.5M
Oracle Corp Trimmed −643,583 −$94.7M 0.3%
Applovin Corp Added +232,886 +$92.7M 0.4%

Showing the 10 largest of 1040 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 13, 2026

Company Action Shares changed Value of change % of portfolio
IB Ishares Bitcoin Trust ETF Exited −6,691,500 −$435M
Strategy Inc Trimmed −2,806,511 −$426M 1.1%
BI Bitmine Immersion Tecnologie Added +14,319,088 +$389M 1.7%
IB Ishares Bitcoin Trust ETF Trimmed −7,080,668 −$352M 0.1%
Strategy Inc Exited −1,064,300 −$343M
Tesla Inc Trimmed −729,696 −$328M 0.7%
Advanced Micro Devices Inc Trimmed −1,188,182 −$254M 4.4%
Tesla Inc Trimmed −428,000 −$192M 1.2%
Advanced Micro Devices Inc Trimmed −890,000 −$191M 3.5%
Nebius Group N.v. Added +1,710,924 +$143M 1.1%

Showing the 10 largest of 904 changes.

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