Weave Communications, Inc.
WEAV- Exchange
- NYSE
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001609151
No open-market purchases or sales by Weave Communications, Inc. insiders were filed in the last 90 days; 185 institutions reported holding it in 13F filings for Q2 2026, worth $419.2M in total; no superinvestor holds it.
Holders of 5% or more of WEAV
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Weave Communications, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Newtyn Management, LLC | 13G | 8.00%6.31M shares | New | Mar 20, 20261 filing | Mar 20, 2026 | SEC |
| BlackRock, Inc. | 13G | 5.60%4.20M shares | New | Jul 17, 20251 filing | Jul 17, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
17 Schedule 13D and 13G filings on Weave Communications, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 20262:12 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −7.49 ppfrom 7.49%Below 5% | Mar 13, 2026 | SEC |
| Mar 20, 20264:30 PM ET | Newtyn Management, LLCand 1 other | 13G | 8.00%6.31M shares | New | Mar 13, 2026 | SEC |
| Mar 6, 202610:05 AM ET | FMR LLCand 1 other | 13G/A | 0.80%652.7K shares | −8.70 ppfrom 9.50%Below 5% | Feb 27, 2026 | SEC |
| Feb 11, 20265:09 PM ET | Wasatch Advisors Inc | 13G/A | 2.30%1.78M shares | −4.90 ppfrom 7.20%Below 5% | Dec 31, 2025 | SEC |
| Feb 5, 20261:43 PM ET | FMR LLCand 1 other | 13G/A | 9.50%7.38M shares | −3.00 ppfrom 12.50% | Dec 31, 2025 | SEC |
| Jan 30, 20262:44 PM ET | Vanguard Group Inc | 13G/A | 7.49%5.85M shares | +1.26 ppfrom 6.23% | Dec 31, 2025 | SEC |
| Dec 5, 20256:16 PM ET | Crosslink Capital Incand 2 others | 13D/A | 4.70%3.68M shares | –Below 5% | Dec 3, 2025 | SEC |
| Nov 5, 202511:49 AM ET | FMR LLCand 1 other | 13G/A | 12.50%9.63M shares | −1.90 ppfrom 14.40% | Sep 30, 2025 | SEC |
| Jul 17, 20258:12 PM ET | BlackRock, Inc. | 13G | 5.60%4.20M shares | New | Jun 30, 2025 | SEC |
| May 12, 20254:53 PM ET | Pelion Ventures VI, L.P.and 7 others | 13G/A | 4.80%3.61M shares | −0.60 ppfrom 5.40%Below 5% | Mar 31, 2025 | SEC |
| May 12, 202510:20 AM ET | FMR LLCand 1 other | 13G/A | 14.40%10.7M shares | +1.00 ppfrom 13.40% | Mar 31, 2025 | SEC |
| Mar 7, 20259:59 AM ET | FMR LLCand 1 other | 13G | 13.40%9.74M shares | New | Feb 28, 2025 | SEC |
| Feb 14, 20257:41 PM ET | Catalyst Investors IV, L.P.and 5 others | 13G/A | 0.80%604.7K shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 14, 20255:43 PM ET | Pelion Ventures VI, L.P.and 7 others | 13G/A | 5.40%3.95M shares | – | Dec 31, 2024 | SEC |
| Feb 14, 20254:58 PM ET | Deer IX & Co. Ltd.and 3 others | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 12, 202512:46 PM ET | Wasatch Advisors Inc | 13G/A | 7.20%5.21M shares | – | Dec 31, 2024 | SEC |
| Jan 31, 202510:09 AM ET | Vanguard Group Inc | 13G/A | 6.23%4.54M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Weave Communications, Inc. shares.
No Form 144 notices for Weave Communications, Inc. are on file.