$ man 13f-deltas
/13f-deltas(1)
PRICE / CALL
$0.05
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
edgefinanceCATEGORY
uncategorized
STATUS
● live
NAME
13f-deltas — 13f-hr position-delta computation — diff the two most recent 13f-hr filings for an institutional cik
SYNOPSIS
POST https://x402.org/v1/13f-deltas
Content-Type: application/json
X-PAYMENT: <signed-transferWithAuthorization>
{ ... }↳ first call →
402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.DESCRIPTION
13F-HR position-delta computation — diff the two most recent 13F-HR filings for an institutional CIK. Returns added/exited/increased/reduced positions with dollar deltas.
INPUT — request schema
| property | type | description | req? |
|---|---|---|---|
| cik | string | Institutional manager's SEC CIK (e.g. '0001067983' for Berkshire Hathaway). Required — 13F filings are by CIK only, no ticker. | required |
| limit_holdings | number | Max positions to include in each bucket (added/exited/increased/reduced). 1-50. Default 20. | optional |
| min_change_usd | number | Filter out moves smaller than this dollar magnitude. Default 0 (no filter). | optional |
OUTPUT — response shape
| field | type | description |
|---|---|---|
| summary | string | Counts of added, exited, increased, and reduced positions plus net dollar delta across the two filings. |
EXAMPLES — two ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.org/v1/13f-deltas \
-H 'Content-Type: application/json' \
-d '{ }'first response =
402 Payment Required with payment requirements; sign + retry with X-PAYMENT.EXAMPLE 2 · mcp
# install once claude mcp add x402 --command "npx x402-deployer-mcp" # then ask Claude Code: # "use the 13f-deltas tool to ..."
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
- tags
- edge-financesec-filings13finstitutional-holdingsposition-changeshedge-fund-tracking13f-deltas
- methods
- POST
- cluster
- edgefinance
- price
- $0.05 USDC per call
ADJACENT — other endpoints in edgefinance
| endpoint | description | price |
|---|---|---|
| patent-search | USPTO patent search. | $0.05 |
| xbrl-financials | SEC XBRL financials. | $0.05 |
| fec-political-contributions | FEC political contributions search via api.open.fec.gov. | $0.04 |
| earnings-calendar | Earnings calendar derived from SEC 8-K Item 2.02, 10-Q, 10-K, NT 10-Q, NT 10-K filings. | $0.03 |
| earnings-call-transcribe | Earnings call transcriber. | $0.03 |
| earnings-transcript | Earnings call transcript generator. | $0.03 |
| fda-calendar | FDA Advisory Committee meeting calendar. | $0.03 |
| trademark-search | Trademark search / USPTO trademark lookup / TSDR / federal trademark database. | $0.03 |
SEE ALSO