Tools/Funds & holdings (13F)

fund.position.history

2 crread-only

Time-series of a single security position (by ticker or CUSIP) across a fund's filings — shares and USD value per quarter.

Parameters#

ParameterTypeDescription
cikreqstringSEC Central Index Key
tickeroptstringTicker symbol (resolved via OpenFIGI), e.g. 'AAPL'
cusipoptstring9-char CUSIP (alternative to ticker)

Example call#

bash
curl -X POST https://arkolith.com/api/mcp \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "fund.position.history",
    "arguments": {
      "cik": "1067983",
      "ticker": "AAPL"
    }
  }
}'

Example response#

Shape varies
Output depends on your arguments and live data. Make the call above to see the exact response. Every result includes a provenance block where the source carries one.