Extraction schema:
{"type": "object", "properties": {"filer_name": {"type": "string", "description": "Registrant name (e.g., 'VANGUARD INDEX FUNDS'). The legal entity that files; one CIK can host multiple Series."}, "filer_lei": {"type": ["string", "null"], "description": "Registrant LEI, 20 hex characters (Legal Entity Identifier). 'N/A' is a valid value when the registrant has no LEI."}, "series_id": {"type": ["string", "null"], "description": "SEC-assigned Series identifier of the form Sxxxxxxxxx (10 chars). One Registrant can host many Series; this disambiguates the specific fund."}, "series_name": {"type": ["string", "null"], "description": "Human-readable name of the Series, e.g. 'VANGUARD TOTAL STOCK MARKET INDEX FUND'."}, "fund_lei": {"type": ["string", "null"], "description": "LEI of the Series (the actual fund)."}, "report_period_end": {"type": "string", "description": "Period of report, ISO date YYYY-MM-DD. Always a fiscal-quarter-end date because only the third month of each fiscal quarter is publicly disseminated."}, "total_assets_usd": {"type": "number", "description": "Total fund assets in USD, as a non-negative decimal."}, "total_liabilities_usd": {"type": ["number", "null"], "description": "Total fund liabilities in USD. Output null when the cover page does not state this."}, "net_assets_usd": {"type": "number", "description": "Total fund net assets in USD (assets minus liabilities)."}, "holdings": {"type": "array", "description": "Schedule of investments: every position held by the fund as of report_period_end. Order is filer-defined and not significant for grading.", "items": {"type": "object", "properties": {"issuer_name": {"type": "string", "description": "Issuer of the security. Verbatim as filed (e.g. 'Surgery Partners Inc')."}, "issuer_lei": {"type": ["string", "null"], "description": "Issuer LEI (20 chars) or 'N/A'. Required to be present in the XML even if 'N/A'."}, "security_title": {"type": "string", "description": "Title of the issue, e.g. 'SURGERY PARTNERS' or 'TREASURY BILL 01/26 0.00000'. May differ from issuer_name (e.g. issuer 'United States Govt' / title 'Treasury Bill ...')."}, "cusip": {"type": ["string", "null"], "description": "9-character CUSIP, uppercase. 'N/A' is permitted (foreign issuers without CUSIP). Compare case-insensitively."}, "isin": {"type": ["string", "null"], "description": "12-character ISIN if present in the identifiers block. Optional alternative when CUSIP is 'N/A'."}, "ticker": {"type": ["string", "null"], "description": "Equity ticker if present in the identifiers block."}, "balance": {"type": "number", "description": "Position size as a decimal. Interpreted via units: NS=number of shares, PA=principal amount, OU=other units."}, "units": {"type": "string", "enum": ["NS", "PA", "OU"], "description": "NS=number of shares, PA=principal amount, OU=other units (then descOthUnits is set). Equity positions almost always NS; debt almost always PA."}, "currency_code": {"type": ["string", "null"], "description": "ISO 4217 currency code of the position (USD, EUR, GBP, ...). Most fund holdings are reported in USD even when the underlying is foreign-denominated; non-USD positions also carry an exchange rate. Output null when the row does not state a currency code."}, "value_usd": {"type": "number", "description": "Position value in USD, decimal. PDF rendering may show with $ and commas; comparator must normalize."}, "percent_of_net_assets": {"type": "number", "description": "Percent of net assets, stored as a percent value (not a fraction). E.g. 1.156308 means 1.156% (filer's $15.26M position in $1.32B net assets). Filers report to 4-6 decimals; tiny positions can read like 0.001840 = 0.0018%."}, "payoff_profile": {"type": "string", "enum": ["Long", "Short", "N/A"], "description": "Direction of economic exposure."}, "asset_category": {"type": "string", "enum": ["EC", "EP", "DBT", "ABS", "STIV", "RA", "RB", "DCO", "DFE", "DFW", "DIR", "DOP", "DSW", "DSO", "DCR", "OTH", "LON"], "description": "Asset class. EC=equity-common, EP=equity-preferred, DBT=debt, ABS=asset-backed, STIV=short-term investment vehicle, RA=repurchase agreement, etc. Most enterprise-relevant filings will see EC, DBT, STIV, ABS predominantly."}, "issuer_category": {"type": ["string", "null"], "description": "Issuer class (CORP, MUN, USGSE, UST, RF, PF, OTHER). May be empty for certain instrument types."}, "investment_country": {"type": "string", "description": "ISO country code of the investment (US, GB, JP, ...)."}, "is_restricted": {"type": "string", "enum": ["Y", "N"], "description": "Restricted security flag (Rule 144 / private placement)."}, "fair_value_level": {"type": "string", "enum": ["1", "2", "3", "N/A"], "description": "US GAAP ASC 820 fair-value hierarchy. 1=quoted-active-market, 2=other-observable, 3=unobservable, N/A=not applicable."}}, "required": ["issuer_name", "issuer_lei", "security_title", "cusip", "balance", "units", "value_usd", "percent_of_net_assets", "payoff_profile", "asset_category", "investment_country", "is_restricted", "fair_value_level"]}}}, "required": ["filer_name", "report_period_end", "total_assets_usd", "net_assets_usd", "holdings"]}

Expected output:
{"filer_name": "Gabelli Growth Fund", "filer_lei": null, "series_id": "S000001072", "series_name": "The Gabelli Growth Fund", "fund_lei": null, "report_period_end": "2025-12-31", "total_assets_usd": 1324646639.33, "total_liabilities_usd": 5219909.11, "net_assets_usd": 1319426730.22, "holdings": [{"issuer_name": "Trane Technologies PLC", "issuer_lei": "549300BURLR9SLYY2705", "security_title": "Trane Technologies PLC", "cusip": "000000000", "isin": "IE00BK9ZQ967", "ticker": null, "balance": 39200.0, "units": "NS", "currency_code": "USD", "value_usd": 15256640.0, "percent_of_net_assets": 1.1563, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "IE", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Broadcom Inc", "issuer_lei": "549300WV6GIDOZJTV909", "security_title": "Broadcom Inc", "cusip": "11135F101", "isin": "US11135F1012", "ticker": null, "balance": 173000.0, "units": "NS", "currency_code": "USD", "value_usd": 59875300.0, "percent_of_net_assets": 4.538, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Intuitive Surgical Inc", "issuer_lei": "54930052SRG011710797", "security_title": "Intuitive Surgical Inc", "cusip": "46120E602", "isin": "US46120E6023", "ticker": null, "balance": 44000.0, "units": "NS", "currency_code": "USD", "value_usd": 24919840.0, "percent_of_net_assets": 1.8887, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Moody's Corp", "issuer_lei": "549300GCEDD8YCF5WU84", "security_title": "Moody's Corp", "cusip": "615369105", "isin": "US6153691059", "ticker": null, "balance": 31900.0, "units": "NS", "currency_code": "USD", "value_usd": 16296115.0, "percent_of_net_assets": 1.2351, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Howmet Aerospace Inc", "issuer_lei": "549300HO5WFZUT5N2T22", "security_title": "Howmet Aerospace Inc", "cusip": "443201108", "isin": "US4432011082", "ticker": null, "balance": 33500.0, "units": "NS", "currency_code": "USD", "value_usd": 6868170.0, "percent_of_net_assets": 0.5205, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Crowdstrike Holdings Inc", "issuer_lei": "549300YBY08K9KM4HX32", "security_title": "Crowdstrike Holdings Inc", "cusip": "22788C105", "isin": "US22788C1053", "ticker": null, "balance": 32200.0, "units": "NS", "currency_code": "USD", "value_usd": 15094072.0, "percent_of_net_assets": 1.144, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Boston Scientific Corp", "issuer_lei": "Y6ZDD9FP4P8JSSJMW954", "security_title": "Boston Scientific Corp", "cusip": "101137107", "isin": "US1011371077", "ticker": null, "balance": 172800.0, "units": "NS", "currency_code": "USD", "value_usd": 16476480.0, "percent_of_net_assets": 1.2488, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Eaton Corp PLC", "issuer_lei": "549300VDIGTMXUNT7H71", "security_title": "Eaton Corp PLC", "cusip": "000000000", "isin": "IE00B8KQN827", "ticker": null, "balance": 57500.0, "units": "NS", "currency_code": "USD", "value_usd": 18314325.0, "percent_of_net_assets": 1.3881, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "IE", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Stryker Corp", "issuer_lei": "5493002F0SC4JTBU5137", "security_title": "Stryker Corp", "cusip": "863667101", "isin": "US8636671013", "ticker": null, "balance": 35000.0, "units": "NS", "currency_code": "USD", "value_usd": 12301450.0, "percent_of_net_assets": 0.9323, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Netflix Inc", "issuer_lei": "549300Y7VHGU0I7CE873", "security_title": "Netflix Inc", "cusip": "64110L106", "isin": "US64110L1061", "ticker": null, "balance": 474000.0, "units": "NS", "currency_code": "USD", "value_usd": 44442240.0, "percent_of_net_assets": 3.3683, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Costco Wholesale Corp", "issuer_lei": "29DX7H14B9S6O3FD6V18", "security_title": "Costco Wholesale Corp", "cusip": "22160K105", "isin": "US22160K1051", "ticker": null, "balance": 16000.0, "units": "NS", "currency_code": "USD", "value_usd": 13797440.0, "percent_of_net_assets": 1.0457, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Visa Inc", "issuer_lei": "549300JZ4OKEHW3DPJ59", "security_title": "Visa Inc", "cusip": "92826C839", "isin": "US92826C8394", "ticker": null, "balance": 99100.0, "units": "NS", "currency_code": "USD", "value_usd": 34755361.0, "percent_of_net_assets": 2.6341, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Applied Materials Inc", "issuer_lei": "41BNNE1AFPNAZELZ6K07", "security_title": "Applied Materials Inc", "cusip": "038222105", "isin": "US0382221051", "ticker": null, "balance": 35000.0, "units": "NS", "currency_code": "USD", "value_usd": 8994650.0, "percent_of_net_assets": 0.6817, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "KKR & Co Inc", "issuer_lei": "54930013V5I303TF9571", "security_title": "KKR & Co Inc", "cusip": "48251W104", "isin": "US48251W1045", "ticker": null, "balance": 155000.0, "units": "NS", "currency_code": "USD", "value_usd": 19759400.0, "percent_of_net_assets": 1.4976, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "NVIDIA Corp", "issuer_lei": "549300S4KLFTLO7GSQ80", "security_title": "NVIDIA Corp", "cusip": "67066G104", "isin": "US67066G1040", "ticker": null, "balance": 983400.0, "units": "NS", "currency_code": "USD", "value_usd": 183404100.0, "percent_of_net_assets": 13.9003, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Intuit Inc", "issuer_lei": "VI90HBPH7XSFMB9E4M29", "security_title": "Intuit Inc", "cusip": "461202103", "isin": "US4612021034", "ticker": null, "balance": 15600.0, "units": "NS", "currency_code": "USD", "value_usd": 10333752.0, "percent_of_net_assets": 0.7832, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Meta Platforms Inc", "issuer_lei": "BQ4BKCS1HXDV9HN80Z93", "security_title": "Meta Platforms Inc", "cusip": "30303M102", "isin": "US30303M1027", "ticker": null, "balance": 98100.0, "units": "NS", "currency_code": "USD", "value_usd": 64754829.0, "percent_of_net_assets": 4.9078, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "ServiceNow Inc", "issuer_lei": "549300HJTQM36M0E1G39", "security_title": "ServiceNow Inc", "cusip": "81762P102", "isin": "US81762P1021", "ticker": null, "balance": 90000.0, "units": "NS", "currency_code": "USD", "value_usd": 13787100.0, "percent_of_net_assets": 1.0449, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Apple Inc", "issuer_lei": "HWUPKR0MPOU8FGXBT394", "security_title": "Apple Inc", "cusip": "037833100", "isin": "US0378331005", "ticker": null, "balance": 249400.0, "units": "NS", "currency_code": "USD", "value_usd": 67801884.0, "percent_of_net_assets": 5.1387, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Tesla Inc", "issuer_lei": "54930043XZGB27CTOV49", "security_title": "Tesla Inc", "cusip": "88160R101", "isin": "US88160R1014", "ticker": null, "balance": 72000.0, "units": "NS", "currency_code": "USD", "value_usd": 32379840.0, "percent_of_net_assets": 2.4541, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "ASML Holding NV", "issuer_lei": "724500Y6DUVHQD6OXN27", "security_title": "ASML Holding NV", "cusip": "000000000", "isin": "USN070592100", "ticker": null, "balance": 20600.0, "units": "NS", "currency_code": "USD", "value_usd": 22039116.0, "percent_of_net_assets": 1.6704, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "NL", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "General Electric Co", "issuer_lei": "3C7474T6CDKPR9K6YT90", "security_title": "General Electric Co", "cusip": "369604301", "isin": "US3696043013", "ticker": null, "balance": 141000.0, "units": "NS", "currency_code": "USD", "value_usd": 43432230.0, "percent_of_net_assets": 3.2918, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Alphabet Inc", "issuer_lei": "5493006MHB84DD0ZWV18", "security_title": "Alphabet Inc", "cusip": "02079K107", "isin": "US02079K1079", "ticker": null, "balance": 170400.0, "units": "NS", "currency_code": "USD", "value_usd": 53471520.0, "percent_of_net_assets": 4.0526, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Amphenol Corp", "issuer_lei": "549300D3L3G0R4U4VT04", "security_title": "Amphenol Corp", "cusip": "032095101", "isin": "US0320951017", "ticker": null, "balance": 35172.0, "units": "NS", "currency_code": "USD", "value_usd": 4753144.08, "percent_of_net_assets": 0.3602, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "O'Reilly Automotive Inc", "issuer_lei": "549300K2RLMQL149Q332", "security_title": "O'Reilly Automotive Inc", "cusip": "67103H107", "isin": "US67103H1077", "ticker": null, "balance": 114000.0, "units": "NS", "currency_code": "USD", "value_usd": 10397940.0, "percent_of_net_assets": 0.7881, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Mastercard Inc", "issuer_lei": "AR5L2ODV9HN37376R084", "security_title": "Mastercard Inc", "cusip": "57636Q104", "isin": "US57636Q1040", "ticker": null, "balance": 60700.0, "units": "NS", "currency_code": "USD", "value_usd": 34652416.0, "percent_of_net_assets": 2.6263, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Oracle Corp", "issuer_lei": "1Z4GXXU7ZHVWFCD8TV52", "security_title": "Oracle Corp", "cusip": "68389X105", "isin": "US68389X1054", "ticker": null, "balance": 59200.0, "units": "NS", "currency_code": "USD", "value_usd": 11538672.0, "percent_of_net_assets": 0.8745, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Cadence Design Systems Inc", "issuer_lei": "GCT7RXJOGLXPV0NXZY22", "security_title": "Cadence Design Systems Inc", "cusip": "127387108", "isin": "US1273871087", "ticker": null, "balance": 31200.0, "units": "NS", "currency_code": "USD", "value_usd": 9752496.0, "percent_of_net_assets": 0.7391, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Alphabet Inc", "issuer_lei": "5493006MHB84DD0ZWV18", "security_title": "Alphabet Inc", "cusip": "02079K305", "isin": "US02079K3059", "ticker": null, "balance": 260600.0, "units": "NS", "currency_code": "USD", "value_usd": 81567800.0, "percent_of_net_assets": 6.1821, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Microsoft Corp", "issuer_lei": "INR2EJN1ERAN0W5ZP974", "security_title": "Microsoft Corp", "cusip": "594918104", "isin": "US5949181045", "ticker": null, "balance": 334600.0, "units": "NS", "currency_code": "USD", "value_usd": 161819252.0, "percent_of_net_assets": 12.2644, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Amazon.com Inc", "issuer_lei": "ZXTILKJKG63JELOEG630", "security_title": "Amazon.com Inc", "cusip": "023135106", "isin": "US0231351067", "ticker": null, "balance": 452000.0, "units": "NS", "currency_code": "USD", "value_usd": 104330640.0, "percent_of_net_assets": 7.9073, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "GE Vernova Inc", "issuer_lei": "254900DP080RU6OK2553", "security_title": "GE Vernova Inc", "cusip": "36828A101", "isin": "US36828A1016", "ticker": null, "balance": 46600.0, "units": "NS", "currency_code": "USD", "value_usd": 30456362.0, "percent_of_net_assets": 2.3083, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Eli Lilly & Co", "issuer_lei": "FRDRIPF3EKNDJ2CQJL29", "security_title": "Eli Lilly & Co", "cusip": "532457108", "isin": "US5324571083", "ticker": null, "balance": 49400.0, "units": "NS", "currency_code": "USD", "value_usd": 53089192.0, "percent_of_net_assets": 4.0237, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "US", "is_restricted": "N", "fair_value_level": "1"}, {"issuer_name": "Spotify Technology SA", "issuer_lei": "549300B4X0JHWV0DTD60", "security_title": "Spotify Technology SA", "cusip": "000000000", "isin": "LU1778762911", "ticker": null, "balance": 32970.0, "units": "NS", "currency_code": "USD", "value_usd": 19146008.7, "percent_of_net_assets": 1.4511, "payoff_profile": "Long", "asset_category": "EC", "issuer_category": "CORP", "investment_country": "SE", "is_restricted": "N", "fair_value_level": "1"}]}