Fund Position Signals

curl --request POST \
  --url https://api.bigdata.com/v1/holdings/funds/trends/ \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "type": "stock",
  "market_cap": "large_cap",
  "sort_dir": "desc"
}
'

import requests

url = "https://api.bigdata.com/v1/holdings/funds/trends/"

payload = {
    "type": "stock",
    "market_cap": "large_cap",
    "sort_dir": "desc"
}
headers = {
    "X-API-KEY": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-KEY': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({type: 'stock', market_cap: 'large_cap', sort_dir: 'desc'})
};

fetch('https://api.bigdata.com/v1/holdings/funds/trends/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.bigdata.com/v1/holdings/funds/trends/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'type' => 'stock',
    'market_cap' => 'large_cap',
    'sort_dir' => 'desc'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-KEY: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.bigdata.com/v1/holdings/funds/trends/"

	payload := strings.NewReader("{\n  \"type\": \"stock\",\n  \"market_cap\": \"large_cap\",\n  \"sort_dir\": \"desc\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("X-API-KEY", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.bigdata.com/v1/holdings/funds/trends/")
  .header("X-API-KEY", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"type\": \"stock\",\n  \"market_cap\": \"large_cap\",\n  \"sort_dir\": \"desc\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.bigdata.com/v1/holdings/funds/trends/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-API-KEY"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"type\": \"stock\",\n  \"market_cap\": \"large_cap\",\n  \"sort_dir\": \"desc\"\n}"

response = http.request(request)
puts response.read_body

{
  "results": {
    "calls": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "puts": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "new_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "closed_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "increased_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "reduced_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "holding_in_top": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "net_calls": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_calls": 123,
        "calls": 123,
        "puts": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_puts": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_puts": 123,
        "calls": 123,
        "puts": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_new_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_new_positions": 123,
        "new_positions": 123,
        "closed_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_closed_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_closed_positions": 123,
        "new_positions": 123,
        "closed_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_increased_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_increased_positions": 123,
        "increased_positions": 123,
        "reduced_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_reduced_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_reduced_positions": 123,
        "increased_positions": 123,
        "reduced_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ]
  },
  "metadata": {
    "sort_dir": "<string>",
    "reporting_year": 2025,
    "reporting_quarter": 1,
    "filters_applied": {},
    "mapping": {
      "stock": {
        "4A6F00": "GOOGL",
        "D8442A": "AAPL"
      }
    }
  },
  "errors": [
    {
      "message": "<string>"
    }
  ]
}

{
  "message": "Bad Request Error",
  "statusCode": 400
}

{
  "message": "Too many requests. Please try again later.",
  "statusCode": 429
}

{
  "message": "Internal Server Error",
  "statusCode": 500
}

Fund Holdings

Fund Position Signals

Retrieve a strategic overview of top stocks based on aggregated position changes by hedge funds, utilizing data from the most recent SEC 13F filings. This endpoint provides a detailed overview of fund activities, capturing changes across calls, puts, new positions, closures, and net adjustments. It highlights where hedge funds are intensifying their focus, reducing exposure, or completely shifting their investment strategies, helping users identify trends and strategic moves in the market.

POST

holdings

funds

trends

Fund Position Signals

curl --request POST \
  --url https://api.bigdata.com/v1/holdings/funds/trends/ \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "type": "stock",
  "market_cap": "large_cap",
  "sort_dir": "desc"
}
'

import requests

url = "https://api.bigdata.com/v1/holdings/funds/trends/"

payload = {
    "type": "stock",
    "market_cap": "large_cap",
    "sort_dir": "desc"
}
headers = {
    "X-API-KEY": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-KEY': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({type: 'stock', market_cap: 'large_cap', sort_dir: 'desc'})
};

fetch('https://api.bigdata.com/v1/holdings/funds/trends/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.bigdata.com/v1/holdings/funds/trends/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'type' => 'stock',
    'market_cap' => 'large_cap',
    'sort_dir' => 'desc'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-KEY: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.bigdata.com/v1/holdings/funds/trends/"

	payload := strings.NewReader("{\n  \"type\": \"stock\",\n  \"market_cap\": \"large_cap\",\n  \"sort_dir\": \"desc\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("X-API-KEY", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.bigdata.com/v1/holdings/funds/trends/")
  .header("X-API-KEY", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"type\": \"stock\",\n  \"market_cap\": \"large_cap\",\n  \"sort_dir\": \"desc\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.bigdata.com/v1/holdings/funds/trends/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-API-KEY"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"type\": \"stock\",\n  \"market_cap\": \"large_cap\",\n  \"sort_dir\": \"desc\"\n}"

response = http.request(request)
puts response.read_body

{
  "results": {
    "calls": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "puts": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "new_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "closed_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "increased_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "reduced_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "holding_in_top": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "current": 123,
        "previous": 123,
        "change": 123,
        "rp_entity_id": "D8442A",
        "change_percent": 25
      }
    ],
    "net_calls": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_calls": 123,
        "calls": 123,
        "puts": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_puts": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_puts": 123,
        "calls": 123,
        "puts": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_new_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_new_positions": 123,
        "new_positions": 123,
        "closed_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_closed_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_closed_positions": 123,
        "new_positions": 123,
        "closed_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_increased_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_increased_positions": 123,
        "increased_positions": 123,
        "reduced_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ],
    "net_reduced_positions": [
      {
        "target_identifier_id": "<string>",
        "name": "<string>",
        "active": true,
        "net_reduced_positions": 123,
        "increased_positions": 123,
        "reduced_positions": 123,
        "rp_entity_id": "D8442A"
      }
    ]
  },
  "metadata": {
    "sort_dir": "<string>",
    "reporting_year": 2025,
    "reporting_quarter": 1,
    "filters_applied": {},
    "mapping": {
      "stock": {
        "4A6F00": "GOOGL",
        "D8442A": "AAPL"
      }
    }
  },
  "errors": [
    {
      "message": "<string>"
    }
  ]
}

{
  "message": "Bad Request Error",
  "statusCode": 400
}

{
  "message": "Too many requests. Please try again later.",
  "statusCode": 429
}

{
  "message": "Internal Server Error",
  "statusCode": 500
}

Authorizations

X-API-KEY

string

header

required

Body

application/json

Schema for the request to the fund trends public API.

type

enum<string> | null

The type of securities to retrieve. One of 'stock' or 'etf'. Returns all types if not specified.

Available options:

stock,

etf

Example:

"stock"

market_cap

enum<string> | null

The market cap of securities to retrieve. Returns all market caps if not specified.

Available options:

mega_cap,

large_cap,

mid_cap,

small_cap,

micro_cap

Example:

"large_cap"

sort_dir

string

default:desc

The order to sort the results by. One of 'asc' or 'desc'.

Example:

"desc"

Response

Successful Response

Main response for fund trends aggregated endpoint.

results

PublicFundTrendsResults · object

required

Container with all fund trends data.

Show child attributes

metadata

PublicFundTrendsMetadata · object

required

Metadata for fund trends response.

Show child attributes

errors

ErrorDetail · object[] | null

Show child attributes

⌘I

API

Knowledge Graph

Search Service

Research Service

Content

Structured Data

Subscription

Fund Position Signals

Authorizations

Body

Response