Quick Takeaways
- David S. Rosenblatt has 4 issuer positions tracked on this page.
- Estimated disclosed ownership value: $20,995,988.
- Recent insider filing activity is available below.
- Info
- Significant Ownership
- Insider Ownership
Insider Trading & Ownership of David S. Rosenblatt
- Location
- New York, NY
- Summary
- The estimated net worth of David S. Rosenblatt is at least $20,995,988 dollars as of 17 Mar 2026. David S. Rosenblatt is the Chief Executive Officer, Director of 1stdibs.com, Inc. and owns shares of 1stdibs.com, Inc. (DIBS) stock worth about $17.62M. David S. Rosenblatt is the Director of IAC Inc. and owns shares of IAC Inc. (IAC) stock worth about $3.24M. David S. Rosenblatt is the Director of ETSY INC and owns shares of ETSY INC (ETSY) stock worth about $133.2K.
- Signature
- /s/ Melanie Goins, Attorney-In-Fact for David S. Rosenblatt
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow David S. Rosenblatt and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: 1stdibs.com, Inc. ($17,623,449).
- Past-year value change for that position: -$3,670,205.
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of David S. Rosenblatt
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| DIBS | 1stdibs.com, Inc. | Chief Executive Officer, Director | $17,623,449 | -$3,670,205 | -17% | 16 Mar 2026 |
| IAC | IAC Inc. | Director | $3,239,314 | 23 Jun 2025 | ||
| ETSY | ETSY INC | Director | $133,225 | 17 Jun 2025 | ||
| TWTR | TWITTER, INC. | Director | 27 Oct 2022 |
Insider Transactions Reported by David S. Rosenblatt:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.