Feeds Insider Buying

{
  "basis": "SEC Form 4 open-market BUY clusters (sec.form4_clusters, direction=buy). insider_count / txn_count / total_value are observational counts reported as filed — a public fact, never a buy/sell recommendation. Every issuer is a public company (SEC registrant), joined to ticker/CIK/exchange.",
  "feed": "insider-buying",
  "page": {
    "has_more": true,
    "limit": 500,
    "next_cursor": "eyJkIjoiMjAyNi0wNi0wMyIsImsiOiJvc2hhOjMxOTAwMTIzNCJ9",
    "returned": 500
  },
  "query": {
    "exchange": "all",
    "min_insiders": "any",
    "min_value": "any",
    "since": "all",
    "ticker": "all",
    "window": 90
  },
  "rows": [
    {
      "as_published_date": "2026-07-18",
      "company_name": "TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD",
      "direction": "buy",
      "event_date": "2026-06-30",
      "event_key": "sec:1046179:90",
      "exchange": "NYSE",
      "first_txn_date": "2026-04-09",
      "insider_count": 31,
      "is_public_company": true,
      "issuer_cik": "1046179",
      "last_txn_date": "2026-06-30",
      "ticker": "TSM",
      "total_shares": 11209,
      "total_value": 812844.8,
      "txn_count": 101,
      "window_days": 90,
      "window_end": "2026-06-30",
      "window_start": "2026-04-01"
    }
  ]
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.govparse.io/v1/feeds/insider-buying?exchange=NYSE&ticker=TSM&window=90'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://api.govparse.io/v1/feeds/insider-buying?exchange=NYSE&ticker=TSM&window=90' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $25 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$25" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $25 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.govparse.io%2Fv1%2Ffeeds%2Finsider-buying
const res = await pay("https://api.govparse.io/v1/feeds/insider-buying?exchange=NYSE&ticker=TSM&window=90");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $25 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$25"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://api.govparse.io/v1/feeds/insider-buying?exchange=NYSE&ticker=TSM&window=90")
    print(res.status_code, res.text)