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Clear Street Group Inc. — 13F Holdings & Portfolio

CIK 1881567 · latest 13F-HR filed 2026-08-12

Backtest portfolio

Clear Street Group Inc. manages $39.52B in 13F-reported U.S. long-equity assets across 1,414 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are SNDK (17.16%), NVDA (15.54%), AMD (5.09%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 386 new positions and exited 87; 481 existing positions rose in reported value and 376 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM
$39.52B

Long-equity book

Holdings
1,414

Distinct positions

Period
2026-06-30

Filed 2026-08-12

Q/Q Activity
+386 / −87 / ↑481 / ↓376

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
SNDK21.5% · +144%NVDA19.4% · -4%AMD6.4% · -37%AAPL3.4% · -0%MSFT3.4% · +1%DRAM3.4% · newNBIS3.2% · +18%AMZN3.1% · +11%META2.3% · -2%GOOGL2.3% · -0%GOOG1.8% · +1%WDC1.7% · +240%LITE1.6% · +41%COIN1.1% · -9%BE1.0% · +49%COHR0.9% · +150%CRWV0.9% · -23%PLTR0.9% · +8%CRDO0.8% · +62%ALAB0.8% · +8%SPCX0.7% · newASTS0.7% · -29%AAOI0.6% · newGLW0.6% · +286%LRCX0.5% · +130%BMNR0.5% · -13%MRVL0.5% · newIREN0.5% · +59%QBTS0.5% · +9%APP0.5% · +3%ARM0.5% · +100%CRCL0.4% · +16%HOOD0.4% · -3%GEV0.4% · +67%MSTR0.4% · +21%AVGO0.4% · +43%XRT0.4% · +50%TSLA0.4% · +3%CBRS0.3% · newAXTI0.3% · newIBM0.3% · newQQQ0.3% · -13%UNH0.3% · -64%SMCI0.3% · +233%XBI0.2% · newTEM0.2% · +41%KLAC0.2% · +5887%RKLB0.2% · +117%STX0.2% · newOKLO0.2% · +166%ASML0.2% · +30%AMAT0.2% · newIONQ0.2% · -32%UPST0.2% · +18%BABA0.2% · 0%ECHO0.2% · newADBE0.2% · +50%TDAQ0.2% · +144%CRM0.2% · +156%ORCL0.2% · -25%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 68.3%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

Name Title / Status Ownership Type

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Clear Street Group Inc. Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 SANDISK CORP SNDK 80004C200 $6.78B 17.16% 2,983,392 SH
2 NVIDIA CORPORATION NVDA 67066G104 $6.14B 15.54% 30,700,549 SH
3 ADVANCED MICRO DEVICES INC AMD 007903107 $2.01B 5.09% 3,462,632 SH
4 ADVANCED MICRO DEVICES INC Put AMD 007903107 $1.57B 3.96% 2,695,000 SH
5 APPLE INC AAPL 037833100 $1.09B 2.76% 3,764,485 SH
6 APPLE INC Put AAPL 037833100 $1.09B 2.75% 3,752,600 SH
7 MICROSOFT CORP MSFT 594918104 $1.08B 2.74% 2,904,438 SH
8 ROUNDHILL ETF TRUST DRAM 77926X320 $1.07B 2.71% 14,481,133 SH
9 MICROSOFT CORP Put MSFT 594918104 $1.05B 2.67% 2,826,000 SH
10 NEBIUS GROUP N.V. NBIS N97284108 $999.4M 2.53% 3,618,657 SH
11 AMAZON COM INC Put AMZN 023135106 $989.1M 2.50% 4,150,000 SH
12 AMAZON COM INC AMZN 023135106 $987.9M 2.50% 4,144,837 SH
13 NVIDIA CORPORATION Put NVDA 67066G104 $898.4M 2.27% 4,490,000 SH
14 META PLATFORMS INC META 30303M102 $718.8M 1.82% 1,276,017 SH
15 ALPHABET INC Put GOOGL 02079K305 $718.5M 1.82% 2,010,500 SH
16 ALPHABET INC GOOGL 02079K305 $716.2M 1.81% 2,004,159 SH
17 META PLATFORMS INC Put META 30303M102 $592.6M 1.50% 1,052,000 SH
18 ALPHABET INC GOOG 02079K107 $577.0M 1.46% 1,633,092 SH
19 WESTERN DIGITAL CORP WDC 958102105 $522.4M 1.32% 817,892 SH
20 ALPHABET INC Put GOOG 02079K107 $519.3M 1.31% 1,469,800 SH
21 LUMENTUM HLDGS INC LITE 55024U109 $502.6M 1.27% 585,683 SH
22 COINBASE GLOBAL INC COIN 19260Q107 $338.3M 0.86% 2,313,977 SH
23 BLOOM ENERGY CORP BE 093712107 $301.8M 0.76% 996,971 SH
24 COHERENT CORP COHR 19247G107 $291.9M 0.74% 739,976 SH
25 COREWEAVE INC CRWV 21873S108 $283.4M 0.72% 2,846,760 SH
26 PALANTIR TECHNOLOGIES INC PLTR 69608A108 $275.6M 0.70% 2,362,229 SH
27 CREDO TECHNOLOGY GROUP HOLDI CRDO G25457105 $266.3M 0.67% 979,222 SH
28 ASTERA LABS INC ALAB 04626A103 $260.5M 0.66% 539,212 SH
29 SPACE EXPLORATION TECHN CORP SPCX 84615Q103 $217.0M 0.55% 1,270,022 SH
30 AST SPACEMOBILE INC ASTS 00217D100 $214.6M 0.54% 2,415,249 SH
31 APPLIED OPTOELECTRONICS INC AAOI 03823U102 $182.4M 0.46% 1,231,143 SH
32 CORNING INC GLW 219350105 $175.2M 0.44% 685,760 SH
33 LAM RESEARCH CORP LRCX 512807306 $171.0M 0.43% 394,705 SH
34 BITMINE IMMERSION TECHS INC BMNR 09175A206 $169.0M 0.43% 12,696,423 SH
35 MARVELL TECHNOLOGY INC MRVL 573874104 $153.9M 0.39% 516,700 SH
36 IREN LIMITED IREN Q4982L109 $150.4M 0.38% 3,289,458 SH
37 D-WAVE QUANTUM INC QBTS 26740W109 $148.9M 0.38% 6,206,861 SH
38 APPLOVIN CORP APP 03831W108 $147.5M 0.37% 286,234 SH
39 ARM HOLDINGS PLC ARM 042068205 $142.4M 0.36% 401,475 SH
40 CIRCLE INTERNET GROUP INC CRCL 172573107 $140.1M 0.35% 2,237,306 SH
41 ROBINHOOD MKTS INC HOOD 770700102 $139.9M 0.35% 1,395,322 SH
42 GE VERNOVA INC GEV 36828A101 $137.3M 0.35% 116,884 SH
43 STRATEGY INC MSTR 594972408 $135.2M 0.34% 1,554,968 SH
44 BROADCOM INC AVGO 11135F101 $134.0M 0.34% 354,694 SH
45 SPDR SERIES TRUST XRT 78464A714 $131.6M 0.33% 1,500,000 SH
46 TESLA INC TSLA 88160R101 $119.2M 0.30% 283,458 SH
47 SPACE EXPLORATION TECHN CORP Put SPCX 84615Q103 $106.8M 0.27% 625,000 SH
48 CEREBRAS SYSTEMS INC CBRS 15675D103 $97.8M 0.25% 442,691 SH
49 AXT INC AXTI 00246W103 $94.3M 0.24% 1,308,921 SH
50 INTERNATIONAL BUSINESS MACHS IBM 459200101 $91.8M 0.23% 326,538 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-12 $39.52B 1,414 0001881567-26-000005
2026-03-31 2026-05-15 $24.62B 1,113 0001881567-26-000004
2025-12-31 2026-02-13 $26.93B 938 0001881567-26-000002
2025-09-30 2025-11-14 $29.34B 850 0001881567-25-000003
Filer Information
Address
150 GREENWICH STREET
FLOOR 45
NEW YORK, NY 10007
Phone
(646) 845-0036
Filing Manager
Clear Street Group Inc.
NEW YORK, NY
Signatory
Brian Oliveira
Managing Director