# MONGODB INC (MDB) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 60937P106
Page URL: https://superinvestorclub.com/stock/MDB
Last updated: 2026-08-29T13:48:36.486Z

## Summary

As of the most recent 13F filing period, MONGODB INC (MDB) is held by 2 tracked superinvestors with an aggregate position value of $67.9M representing 016570036467 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Mason Morfit](https://superinvestorclub.com/manager/50) | ValueAct Capital | 165700 | $55.7M | 0.99% | 2026-06-30 |
| 2 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 36467 | $12.2M | 0.05% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2024-03-31: 1 holders, $393,428 aggregate, 01097 shares
- 2025-03-31: 1 holders, $27.2M aggregate, 0154872 shares
- 2025-06-30: 1 holders, $145.0M aggregate, 0690500 shares
- 2025-09-30: 4 holders, $521.0M aggregate, 0211820034100013693217710 shares
- 2025-12-31: 2 holders, $590.7M aggregate, 01406800560 shares
- 2026-03-31: 2 holders, $266.1M aggregate, 0103780049494 shares
- 2026-06-30: 2 holders, $67.9M aggregate, 016570036467 shares

## Recent congressional trades (9)

- 2026-05-14: Gilbert Cisneros (D-CA) sale $1,001 - $15,000
- 2025-11-18: Gilbert Cisneros (D-CA) purchase $1,001 - $15,000
- 2025-11-18: Gil Cisneros (Democrat-CA) purchase $1,001 - $15,000
- 2025-10-17: Gilbert Cisneros (D-CA) purchase $1,001 - $15,000
- 2025-10-17: Gil Cisneros (Democrat-CA) purchase $1,001 - $15,000
- 2025-09-12: Gilbert Cisneros (D-CA) purchase $1,001 - $15,000
- 2025-08-19: Ro Khanna (Democrat-CA) sale $1,001 - $15,000
- 2025-03-19: Ro Khanna (Democrat-CA) sale $1,001 - $15,000
- 2024-10-17: Josh Gottheimer (Democrat-NJ) sale $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "MONGODB INC (MDB) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/MDB), aggregating SEC 13F, Form 4, and congressional disclosures."