Tesla, Inc.

NPORT-P false 0001030979 XXXXXXXX S000004886 C000013240 BERKSHIRE FUNDS 811-08043 0001030979 549300UZIBGTF9LU9G83 475 MILAN DR SUITE 103 SAN JOSE 95134 408-526-0707 Berkshire Focus Fund S000004886 549300BD56ZHV7PSRS31 2022-12-31 2022-03-31 N 557921733.74 68496546.68 489425187.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 613165.30 N Tesla, Inc. 54930043XZGB27CTOV49 Tesla, Inc. 88160R101 77530.00 NS USD 83546328.00 17.07 Long EC CORP US N 1 N N N MongoDB, Inc. 549300TPTG69WKWE1Z37 MongoDB, Inc. Class A 60937P106 72660.00 NS USD 32231249.40 6.59 Long EC CORP US N 1 N N N Square, Inc. 549300OHIIUWSTIZME52 Block, Inc. Class A 852234103 221520.00 NS USD 30038112.00 6.14 Long EC CORP US N 1 N N N Cloudflare, Inc. 5493007DY18BGNLDWU14 Cloudflare, Inc. Class A 18915M107 240870.00 NS USD 28832139.00 5.89 Long EC CORP US N 1 N N N Palo Alto Networks, Inc. 549300QXR2YVZV231H43 Palo Alto Networks, Inc. 697435105 36290.00 NS USD 22590887.90 4.62 Long EC CORP US N 1 N N N Datadog, Inc. 549300F6JNO0KRPO1K63 Datadog, Inc. Class A 23804L103 147980.00 NS USD 22414530.60 4.58 Long EC CORP US N 1 N N N NVIDIA Corp. 549300S4KLFTLO7GSQ80 NVIDIA Corp. 67066G104 71380.00 NS USD 19476746.80 3.98 Long EC CORP US N 1 N N N MercadoLibre, Inc. 549300DKPDN9M5S8GB14 MercadoLibre, Inc. (Argentina) 58733R102 16290.00 NS USD 19376629.20 3.96 Long EC CORP US N 1 N N N Snap, Inc. 549300JNC0L6VP8A2Q35 Snap, Inc. Class A 83304A106 534540.00 NS USD 19238094.60 3.93 Long EC CORP US N 1 N N N Silvergate Capital Corp. BPE6FTXDZEBNAGIT2T19 Silvergate Capital Corp. - Class A 82837P408 124690.00 NS USD 18774573.30 3.84 Long EC CORP US N 1 N N N Bill.com Holdings, Inc. 549300IBF9VZZIGOZW63 Bill.com Holdings, Inc. 090043100 82190.00 NS USD 18639870.10 3.81 Long EC CORP US N 1 N N N Atlassian Corporation PLC 549300AGBII4MWBVJY22 Atlassian Corporation PLC Class A (United Kingdom) G06242104 62120.00 NS USD 18252719.60 3.73 Long EC CORP GB N 1 N N N Enphase Energy, Inc. 5493008U7KIGMI59Z314 Enphase Energy, Inc. 29355A107 87910.00 NS USD 17738479.80 3.62 Long EC CORP US N 1 N N N Pure Storage, Inc. 549300NPDB0BZTK3WO90 Pure Storage, Inc. Class A 74624M102 484970.00 NS USD 17124290.70 3.50 Long EC CORP US N 1 N N N Zscaler, Inc. 529900MZ0RTK1BWRNF46 Zscaler, Inc. 98980G102 62130.00 NS USD 14990726.40 3.06 Long EC CORP US N 1 N N N Snowflake, Inc. 254900CJNSY1K7T53Z16 Snowflake, Inc. Class A 833445109 63510.00 NS USD 14552046.30 2.97 Long EC CORP US N 1 N N N CrowdStrike Holdings, Inc. 549300YBY08K9KM4HX32 CrowdStrike Holdings, Inc. Class A 22788C105 62840.00 NS USD 14269707.20 2.92 Long EC CORP US N 1 N N N Twilio, Inc. 5493004W8TRGD63APX93 Twilio, Inc. Class A 90138F102 86490.00 NS USD 14254416.90 2.91 Long EC CORP US N 1 N N N Doordash, Inc. N/A DoorDash, Inc. Class A 25809K105 117580.00 NS USD 13779200.20 2.82 Long EC CORP US N 1 N N N HubSpot, Inc. 529900BLNVEW0MVKJB37 HubSpot, Inc. 443573100 20870.00 NS USD 9911997.80 2.03 Long EC CORP US N 1 N N N Sea Ltd. 529900OM6JLLW44YKI15 Sea Ltd. (Singapore) 81141R100 79720.00 NS USD 9549658.80 1.95 Long EC CORP KY N 1 N N N DigitalOcean Holdings, Inc. 549300EPISPY3RE3DL21 DigitalOcean Holdings, Inc. 25402D102 164510.00 NS USD 9516903.50 1.94 Long EC CORP US N 1 N N N Coinbase Global, Inc. 5493004G3J2SC154DU06 Coinbase Global, Inc. Class A 19260Q107 40190.00 NS USD 7630473.40 1.56 Long EC CORP US N 1 N N N Wolfspeed, Inc. 549300OGU88P3AW3TO93 Wolfspeed, Inc. 977852102 63840.00 NS USD 7268822.40 1.49 Long EC CORP US N 1 N N N Domo, Inc. 549300X57AGT5JULJ761 Domo, Inc. Class B 257554105 109100.00 NS USD 5517187.00 1.13 Long EC CORP US N 1 N N N Amazon.com, Inc. ZXTILKJKG63JELOEG630 Amazon.com, Inc. 023135106 10.00 NS USD 32599.50 0.01 Long EC CORP US N 1 N N N Alphabet, Inc. 5493006MHB84DD0ZWV18 Alphabet, Inc. Class A 02079K305 10.00 NS USD 27813.50 0.01 Long EC CORP US N 1 N N N Shopify, Inc. 549300HGQ43STJLLP808 Shopify, Inc. Class A (Canada) 82509L107 10.00 NS USD 6759.60 0.00 Long EC CORP CA N 1 N N N ASML Holding N.V. 724500Y6DUVHQD6OXN27 ASML Holding N.V. ADR N07059111 10.00 NS USD 6679.30 0.00 Long EC CORP NL N 1 N N N Broadcom Inc. 549300WV6GIDOZJTV909 Broadcom Ltd. 11135F101 10.00 NS USD 6296.80 0.00 Long EC CORP US N 1 N N N ServiceNow, Inc. 549300HJTQM36M0E1G39 ServiceNow, Inc. 81762P102 10.00 NS USD 5568.90 0.00 Long EC CORP US N 1 N N N Lam Research Corp. 549300I4GMO6D34U1T02 Lam Research Corp. 512807108 10.00 NS USD 5376.10 0.00 Long EC CORP US N 1 N N N Intuit, Inc. VI90HBPH7XSFMB9E4M29 Intuit, Inc. 461202103 10.00 NS USD 4808.40 0.00 Long EC CORP US N 1 N N N Adobe, Inc. FU4LY2G4933NH2E1CP29 Adobe, Inc. 00724F101 10.00 NS USD 4556.20 0.00 Long EC CORP US N 1 N N N Netflix, Inc. 549300Y7VHGU0I7CE873 Netflix, Inc. 64110L106 10.00 NS USD 3745.90 0.00 Long EC CORP US N 1 N N N KLA Corporation 549300H0BF5JCG96TJ81 KLA Corporation 482480100 10.00 NS USD 3660.60 0.00 Long EC CORP US N 1 N N N Invesco QQQ Trust Series 1 549300VY6FEJBCIMET58 Invesco QQQ ETF 46090E103 10.00 NS USD 3625.40 0.00 Long EC RF US N 1 N N N Paycom Software, Inc. 254900LSB0HNJUDC6Q18 Paycom Software, Inc. 70432V102 10.00 NS USD 3463.80 0.00 Long EC CORP US N 1 N N N Fortinet, Inc. 549300O0QJWDBAS0QX03 Fortinet,Inc. 34959E109 10.00 NS USD 3417.40 0.00 Long EC CORP US N 1 N N N Microsoft Corp. INR2EJN1ERAN0W5ZP974 Microsoft Corp. 594918104 10.00 NS USD 3083.10 0.00 Long EC CORP US N 1 N N N Signature Bank VLP5AP0XK2GM6GKD1007 Signature Bank 82669G104 10.00 NS USD 2934.90 0.00 Long EC CORP US N 1 N N N VanEck ETF Trust - VanEck Semiconductor ETF 549300MJTG2N9QRH7I02 VanEck Semiconductor ETF 92189F676 10.00 NS USD 2697.90 0.00 Long EC RF US N 1 N N N Workday, Inc. 549300J0DYC0N31V7G13 Workday, Inc. Class A 98138H101 10.00 NS USD 2394.60 0.00 Long EC CORP US N 1 N N N Meta Platforms, Inc. BQ4BKCS1HXDV9HN80Z93 Meta Platforms, Inc. Class A 30303M102 10.00 NS USD 2223.60 0.00 Long EC CORP US N 1 N N N Paylocity Holding Corp. 549300VH75FTB4DIEE07 Paylocity Holding Corp. 70438V106 10.00 NS USD 2057.70 0.00 Long EC CORP US N 1 N N N Apple, Inc. HWUPKR0MPOU8FGXBT394 Apple, Inc. 037833100 10.00 NS USD 1746.10 0.00 Long EC CORP US N 1 N N N Airbnb, Inc. 549300HMUDNO0RY56D37 Airbnb, Inc. Class A 009066101 10.00 NS USD 1717.60 0.00 Long EC CORP US N 1 N N N Cadence Design Systems, Inc. GCT7RXJOGLXPV0NXZY22 Cadence Design Systems Inc. 127387108 10.00 NS USD 1644.60 0.00 Long EC CORP US N 1 N N N Qualcomm Incorporated H1J8DDZKZP6H7RWC0H53 Qualcomm, Inc. 747525103 10.00 NS USD 1528.20 0.00 Long EC CORP US N 1 N N N Spotify Technology S.A. 549300B4X0JHWV0DTD60 Spotify Technology S.A. (Luxembourg) L8681T102 10.00 NS USD 1510.20 0.00 Long EC CORP LU N 1 N N N Okta, Inc. 549300N8J06I8MRHU620 Okta, Inc. Class A 679295105 10.00 NS USD 1509.60 0.00 Long EC CORP US N 1 N N N Arista Networks, Inc. 635400H1WKBLOQERUU95 Arista Networks, Inc. 040413106 10.00 NS USD 1389.80 0.00 Long EC CORP US N 1 N N N Paychex, Inc. 529900K900DW6SUBM174 Paychex, Inc. 704326107 10.00 NS USD 1364.70 0.00 Long EC CORP US N 1 N N N Applied Materials, Inc. 41BNNE1AFPNAZELZ6K07 Applied Materials, Inc. 038222105 10.00 NS USD 1318.00 0.00 Long EC CORP US N 1 N N N Roku, Inc. 549300KR6ITU0YIR1T71 Roku, Inc. Class A 77543R102 10.00 NS USD 1252.70 0.00 Long EC CORP US N 1 N N N Etsy, Inc. 54930089Q7XT501AEA40 Etsy, Inc. 29786A106 10.00 NS USD 1242.80 0.00 Long EC CORP US N 1 N N N Carvana Co. 5493003WEAK2PJ5WS063 Carvana Co. Class A 146869102 10.00 NS USD 1192.90 0.00 Long EC CORP US N 1 N N N Teradyne, Inc. C3X4YJ278QNZHRJULN75 Teradyne, Inc. 880770102 10.00 NS USD 1182.30 0.00 Long EC CORP US N 1 N N N Zoom Video Communications, Inc. 549300T9GCHU0ODOM055 Zoom Video Communications, Inc. Class A 98980L101 10.00 NS USD 1172.30 0.00 Long EC CORP US N 1 N N N RingCentral, Inc. 549300C8EH0H1614VE84 RingCentral, Inc. Class A 76680R206 10.00 NS USD 1172.10 0.00 Long EC CORP US N 1 N N N PayPal Holdings, Inc. 5493005X2GO78EFZ3E94 PayPal Holdings, Inc. 70450Y103 10.00 NS USD 1156.50 0.00 Long EC CORP US N 1 N N N Advanced Micro Devices, Inc. R2I72C950HOYXII45366 Advanced Micro Devices, Inc. 007903107 10.00 NS USD 1093.40 0.00 Long EC CORP US N 1 N N N Upstart Holdings Inc 549300WNB47JRNENIC75 Upstart Holdings, Inc. 91680M107 10.00 NS USD 1090.90 0.00 Long EC CORP US N 1 N N N Alibaba Group Holding Limited 5493001NTNQJDH60PM02 Alibaba Group Holding Ltd. ADR 01609W102 10.00 NS USD 1088.00 0.00 Long EC CORP KY N 1 N N N DocuSign, Inc. 549300Q7PVDWRZ39JG09 DocuSign, Inc. 256163106 10.00 NS USD 1071.20 0.00 Long EC CORP US N 1 N N N Ambarella, Inc. 254900XN7F4DG0CEKC02 Ambarella, Inc. G037AX101 10.00 NS USD 1049.20 0.00 Long EC CORP KY N 1 N N N Taiwan Semiconductor Manufacturing Company Ltd. 549300KB6NK5SBD14S87 Taiwan Semiconductor Manufacturing Company Ltd. ADR 874039100 10.00 NS USD 1042.60 0.00 Long EC CORP TW N 1 N N N Unity Software, Inc. 549300D1ESJMGNQNG432 Unity Software, Inc. 91332U101 10.00 NS USD 992.10 0.00 Long EC CORP US N 1 N N N Kornit Digital Ltd 5299006DPCQWP3VTFK34 Kornit Digital Ltd. (Israel) 001121672 10.00 NS USD 826.90 0.00 Long EC CORP IL N 1 N N N Teladoc, Inc. 549300I2PVFBC9MFAC61 Teladoc Health, Inc. 87918A105 10.00 NS USD 721.30 0.00 Long EC CORP US N 1 N N N Marvell Technology Group Ltd. 8DF36O58U3QIHUCGZB18 Marvell Technology, Inc. 573874104 10.00 NS USD 717.10 0.00 Long EC CORP US N 1 N N N The Trade Desk, Inc. 549300GXPD31VT3E0P46 The Trade Desk, Inc. Class A 88339J105 10.00 NS USD 692.50 0.00 Long EC CORP US N 1 N N N ON Semiconductor Corporation ZV20P4CNJVT8V1ZGJ064 ON Semiconductor Corporation 682189105 10.00 NS USD 626.10 0.00 Long EC CORP US N 1 N N N ZoomInfo Technologies, Inc. 549300XF0FRWD2286I33 ZoomInfo Technologies, Inc. Class A 98980F104 10.00 NS USD 597.40 0.00 Long EC CORP US N 1 N N N Doximity, Inc. N/A Doximity, Inc. Class A 26622P107 10.00 NS USD 520.90 0.00 Long EC CORP US N 1 N N N Rivian Automotive, Inc. N/A Rivian Automotive, Inc. Class A 76954A103 10.00 NS USD 502.40 0.00 Long EC CORP US N 1 N N N Zillow Group, Inc. 2549002XEELQDIR6FU05 Zillow Group, Inc. Class C 98954M101 10.00 NS USD 492.90 0.00 Long EC CORP US N 1 N N N Affirm Holdings, Inc. N/A Affirm Holdings, Inc. Class A 00827B106 10.00 NS USD 462.80 0.00 Long EC CORP US N 1 N N N Roblox Corp. N/A Roblox Corporation Class A 771049103 10.00 NS USD 462.40 0.00 Long EC CORP US N 1 N N N Digital Turbine, Inc. 549300D0WZR1VI2QGB24 Digital Turbine, Inc. 25400W102 10.00 NS USD 438.10 0.00 Long EC CORP US N 1 N N N Chewy, Inc. N/A Chewy, Inc. Class A 16679L109 10.00 NS USD 407.80 0.00 Long EC CORP US N 1 N N N SentinelOne, Inc. N/A SentinelOne, Inc. Class A 852061100 10.00 NS USD 387.40 0.00 Long EC CORP US N 1 N N N Twitter, Inc. 549300I8RX485XMK6836 Twitter, Inc. 90184L102 10.00 NS USD 386.90 0.00 Long EC CORP US N 1 N N N OptimizeRx Corp. N/A OptimizeRx Corp. 68401U204 10.00 NS USD 377.10 0.00 Long EC CORP US N 1 N N N XPeng, Inc. N/A XPeng, Inc. ADR 98422D105 10.00 NS USD 275.90 0.00 Long EC CORP KY N 1 N N N Li Auto, Inc. N/A Li Auto, Inc. ADR 50202M102 10.00 NS USD 258.10 0.00 Long EC CORP KY N 1 N N N Pinterest, Inc. 2549003R73Q70J5H4I65 Pinterest, Inc. Class A 72352L106 10.00 NS USD 246.10 0.00 Long EC CORP US N 1 N N N NIO, Inc. 549300JBU4TV50CKJV96 NIO, Inc. ADR 62914V106 10.00 NS USD 210.50 0.00 Long EC CORP KY N 1 N N N DraftKings, Inc. 5493008P45UYYL683Z97 DraftKings, Inc. Class A 26142R104 10.00 NS USD 194.70 0.00 Long EC CORP US N 1 N N N Ford Motor Company 20S05OYHG0MQM4VUIC57 Ford Motor Company 345370860 10.00 NS USD 169.10 0.00 Long EC CORP US N 1 N N N Palantir Technologies, Inc. 549300UVN46B3BBDHO85 Palantir Technologies, Inc. Class A 69608A108 10.00 NS USD 137.30 0.00 Long EC CORP US N 1 N N N Opendoor Technologies Inc. 254900KX11YZ4HV5BQ47 Opendoor Technologies, Inc. 683712103 10.00 NS USD 86.50 0.00 Long EC CORP US N 1 N N N 2022-05-26 BERKSHIRE FUNDS /s/ Malcolm R. Fobes III Malcolm R. Fobes III President and Treasurer XXXX