Informed actor · disclosed-activity record
MPM BioVentures 2014 (B), L.P.
Shareholder (via Merrill Lynch)
Every row below is a public disclosure this person or firm filed, dated and linked to its source. This is a factual record of what was disclosed and when — what it means, and whether any timing is coincidence or signal, is a judgment this page deliberately does not make.
Bullish filings
0
Bearish filings
22
Names touched
1
Disclosed $ (bull / bear)
$0 / $340K
Most active in: HOWL (22)
Disclosures, last 12 months
22 of 22 · linked to source| Date | Name | What | Disclosed $ | Receipt |
|---|---|---|---|---|
| 2026-07-06 | HOWL | filed notice to sell | $2K | SEC ↗ |
| 2026-06-29 | HOWL | filed notice to sell | $2K | SEC ↗ |
| 2026-05-28 | HOWL | filed notice to sell | $8K | SEC ↗ |
| 2026-05-18 | HOWL | filed notice to sell | $10K | SEC ↗ |
| 2026-05-11 | HOWL | filed notice to sell | $4K | SEC ↗ |
| 2026-05-01 | HOWL | filed notice to sell | $17K | SEC ↗ |
| 2026-04-29 | HOWL | filed notice to sell | $6K | SEC ↗ |
| 2026-04-27 | HOWL | filed notice to sell | $7K | SEC ↗ |
| 2026-01-06 | HOWL | filed notice to sell | $9K | SEC ↗ |
| 2025-12-29 | HOWL | filed notice to sell | $6K | SEC ↗ |
| 2025-12-22 | HOWL | filed notice to sell | $6K | SEC ↗ |
| 2025-12-10 | HOWL | filed notice to sell | $6K | SEC ↗ |
| 2025-12-04 | HOWL | sold | $81K | SEC ↗ |
| 2025-12-03 | HOWL | sold | $50K | SEC ↗ |
| 2025-12-03 | HOWL | filed notice to sell | $7K | SEC ↗ |
| 2025-12-02 | HOWL | sold | $53K | SEC ↗ |
| 2025-11-24 | HOWL | filed notice to sell | $8K | SEC ↗ |
| 2025-11-17 | HOWL | filed notice to sell | $8K | SEC ↗ |
| 2025-11-10 | HOWL | filed notice to sell | $10K | SEC ↗ |
| 2025-11-04 | HOWL | filed notice to sell | $11K | SEC ↗ |
| 2025-10-30 | HOWL | filed notice to sell | $14K | SEC ↗ |
| 2025-10-27 | HOWL | filed notice to sell | $15K | SEC ↗ |
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Public filings only, shown as filed; the linked filing is the authoritative record. Descriptive, not investment advice — and never an allegation: proximity of a disclosure to any event is a fact of dates, not a conclusion about intent. Methodology · Today's notable signals