Comparable stake leader
Newtyn Management, LLC
SEC ownership of Weave Communications, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001609151.
Disclosed value leader
Blake G. Modersitzki
Comparable rows
50/50
Latest evidence
15 Jun 2026
- Public ticker
- WEAV on NYSE
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Newtyn Management, LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Newtyn Management, LLC
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
15 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001609151
- Issuer location
- Lehi, UT
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Weave Communications, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Newtyn Management, LLC
Disclosed value leader
Blake G. Modersitzki
Comparable rows
50/50
Latest evidence
15 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 8%
13D/G row: Newtyn Management, LLC
Showing 1-8 of 50 holder rows.
Quick read
Newtyn Management, LLC leads the comparable SEC ownership view at 8%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Newtyn Management, LLC's linked filing trail.
Comparable ownership
Top 5
Newtyn Management, LLC
8%
BlackRock, Inc.
5.6%
Pelion Ventures VI, L.P.
4.8%
CROSSLINK CAPITAL INC
4.7%
WASATCH ADVISORS LP
2.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Newtyn Management, LLC |
13F
13D/G
Company
|
8%
from 13D/G
|
$32,340,000
7,000,000 shares
|
— | 31 Mar 2026 |
| BlackRock, Inc. |
13D/G
13F
Company
|
5.6%
|
$34,920,596
4,197,187 shares
|
$0 | 30 Jun 2025 |
| Pelion Ventures VI, L.P. |
13D/G
Blake G Modersitzki
|
4.8%
|
$36,061,962
3,609,806 shares
|
-$3,368,608 | 31 Mar 2025 |
| CROSSLINK CAPITAL INC |
13D/G
3/4/5
13F
Michael J. Stark · 10%+ Owner · Company
|
4.7%
|
$25,867,851
3,684,879 shares
|
$0 | 03 Dec 2025 |
| WASATCH ADVISORS LP |
13D/G
13F
Company
|
2.3%
|
$12,768,919
1,778,401 shares
|
-$24,607,756 | 31 Dec 2025 |
| Catalyst Investors IV, L.P. |
13D/G
Brian Rich
|
0.8%
|
$6,041,243
604,729 shares
|
$0 | 31 Dec 2024 |
| FMR LLC |
13D/G
13F
Company
|
0.8%
|
$4,073,059
652,734 shares
|
-$41,995,749 | 27 Feb 2026 |
| Blake G. Modersitzki |
3/4/5
Director
|
4.6%
|
$36,242,558
3,627,884 shares
|
— | 21 May 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$1,789,268.
Buys
$0
Insiders: 0
Sells
$1,789,268
Insiders: 6
Net
-$1,789,268
Shares: -245,255
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 245,255
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 25,000 | $0 | $138,250 | -$138,250 |
| 6-9 | 0 | 60,608 | $0 | $406,881 | -$406,881 |
| 9-12 | 0 | 159,647 | $0 | $1,244,138 | -$1,244,138 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 26 reporting-owner rows connected to Weave Communications, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
26
Largest Forms 3/4/5 holder
TIGER GLOBAL MANAGEMENT LLC
Net 12M change
-$1,789,267
Latest report
15 Jun 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| TIGER GLOBAL MANAGEMENT LLC | 10%+ Owner | $108,239,700 | Mixed | 26 Oct 2022 | ||
| Bessemer Venture Partners IX L.P. | 10%+ Owner | $78,657,443 | Mixed | 03 Aug 2023 | ||
| Catalyst Investors Partners IV, L.P. | 10%+ Owner | $78,358,188 | Mixed | 21 Aug 2024 | ||
| Blake G. Modersitzki | Director | $36,242,558 | Mixed | 21 May 2025 | ||
| White Brett T. | Chief Executive Officer, Director | $13,490,164 | -$641,390 | -4.5% | Median | 15 Jun 2026 |
| Herbert Edward Robson II | Director | $11,825,148 | Mixed | 28 Mar 2026 | ||
| CROSSLINK CAPITAL INC | 10%+ Owner | $7,182,849 | Mixed | 21 May 2025 | ||
| Matthew C. Hyde | Chief Revenue Officer | $5,958,756 | Mixed | 15 Nov 2023 | ||
| Roy Banks | Chief Executive Officer, Director | $5,749,608 | Mixed | 17 Mar 2022 | ||
| Branden Neish | Chief Product &Technology Ofcr | $5,599,913 | Filing P/S | 12 May 2025 | ||
| Marty Smuin | Chief Operating Officer | $4,084,398 | Mixed | 16 Nov 2021 | ||
| Erin Goodsell | Chief Legal Officer & Corp.Sec | $3,631,408 | -$390,838 | -9.7% | Filing P/S | 22 Dec 2025 |
| Joseph David McNeil | Chief Revenue Officer | $3,475,810 | -$248,294 | -6.7% | Median | 15 Jun 2026 |
| Marcus Bertilson | Chief Operating Officer | $3,439,871 | -$106,952 | -3% | Median | 15 Jun 2026 |
| Jason Paul Christiansen | Chief Financial Officer | $3,347,162 | -$61,160 | -1.8% | Median | 15 Jun 2026 |
| Wendy Harper | Chief Legal Officer & Corp.Sec | $2,435,288 | Mixed | 17 Mar 2022 | ||
| Alan Taylor | Chief Financial Officer | $2,368,399 | Filing P/S | 18 Mar 2025 | ||
| Tyler Newton | Director | $1,860,676 | -$340,633 | -15% | Median | 10 Jun 2026 |
| Tyler Otis Waltman | General Counsel & Corp. Sec | $936,000 | Mixed | 12 Mar 2026 | ||
| George P. Scanlon | Director | $710,006 | Median | 10 Jun 2026 |
Recent insider transactions for Weave Communications, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Joseph David McNeil | WEAV | Common Stock | Tax liability | -2.48% | -19,140 | 752,340 | 15 Jun 2026 | Direct | ||
| Marcus Bertilson | WEAV | Common Stock | Tax liability | -1.56% | -11,782 | 744,561 | 15 Jun 2026 | Direct | ||
| Jason Paul Christiansen | WEAV | Common Stock | Tax liability | -0.25% | -1,828 | 724,494 | 15 Jun 2026 | Direct | ||
| White Brett T. | WEAV | Common Stock | Tax liability | -1.18% | -34,793 | 2,919,949 | 15 Jun 2026 | Direct | ||
| David R. Silverman | WEAV | Common Stock | Award | 35.1% | 32,502 | 125,106 | 10 Jun 2026 | Direct | ||
| George P. Scanlon | WEAV | Common Stock | Award | 26.8% | 32,502 | 153,681 | 10 Jun 2026 | Direct | ||
| Stuart C. Harvey Jr. | WEAV | Common Stock | Award | 34.3% | 32,502 | 127,337 | 10 Jun 2026 | Direct | ||
| Adrian McDermott | WEAV | Common Stock | Award | 74.3% | 32,502 | 76,249 | 10 Jun 2026 | Direct | ||
| Tyler Newton | WEAV | Common Stock | Award | 35.3% | 32,502 | 124,677 | 10 Jun 2026 | Direct | ||
| Debora B. Tomlin | WEAV | Common Stock | Award | 35.3% | 32,502 | 124,677 | 10 Jun 2026 | Direct | ||
| White Brett T. | WEAV | Common Stock | Award | 68.4% | 1,200,000 | 2,954,742 | 27 Apr 2026 | Direct | ||
| Jason Paul Christiansen | WEAV | Common Stock | Tax liability | -4.61% | -35,077 | 726,322 | 15 Apr 2026 | Direct | ||
| Ryan Dubin | WEAV | Common Stock | Award | 68,752 | 68,752 | 30 Mar 2026 | Direct | |||
| Herbert Edward Robson II | WEAV | Common Stock | Award | 68,752 | 68,752 | 28 Mar 2026 | Direct | |||
| Joseph David McNeil | WEAV | Common Stock | Award | 63.6% | 300,000 | 771,480 | 26 Mar 2026 | Direct | ||
| Marcus Bertilson | WEAV | Common Stock | Award | 65.7% | 300,000 | 756,343 | 26 Mar 2026 | Direct | ||
| Jason Paul Christiansen | WEAV | Common Stock | Award | 65% | 300,000 | 761,399 | 26 Mar 2026 | Direct | ||
| Jason Paul Christiansen | WEAV | Common Stock | Tax liability | -0.86% | -4,006 | 459,478 | 13 Mar 2026 | Direct | ||
| Joseph David McNeil | WEAV | Common Stock | Tax liability | -6.77% | -34,241 | 471,480 | 13 Mar 2026 | Direct | ||
| Marcus Bertilson | WEAV | Common Stock | Tax liability | -4.18% | -19,849 | 455,038 | 13 Mar 2026 | Direct | ||
| White Brett T. | WEAV | Common Stock | Tax liability | -6.28% | -117,573 | 1,754,742 | 13 Mar 2026 | Direct | ||
| Tyler Otis Waltman | WEAV | Common Stock | Award | 150,000 | 150,000 | 12 Mar 2026 | Direct | |||
| Joseph David McNeil | WEAV | Common Stock | Sale | -4.71% | $138,250 | $5.53 | -25,000 | 505,721 | 06 Mar 2026 | Direct |
| Erin Goodsell | WEAV | Common Stock | Sale | -1.79% | $66,247 | $6.89 | -9,615 | 527,055 | 22 Dec 2025 | Direct |
| Marcus Bertilson | WEAV | Common Stock | Award | 46.2% | 150,000 | 474,887 | 16 Dec 2025 | Direct | ||
| Joseph David McNeil | WEAV | Common Stock | Award | 39.4% | 150,000 | 530,721 | 16 Dec 2025 | Direct | ||
| Jason Paul Christiansen | WEAV | Common Stock | Award | 47.8% | 150,000 | 463,484 | 16 Dec 2025 | Direct | ||
| White Brett T. | WEAV | Common Stock | Tax liability | -2.59% | -49,756 | 1,872,315 | 15 Dec 2025 | Direct | ||
| Marcus Bertilson | WEAV | Common Stock | Tax liability | -4.05% | -13,705 | 324,887 | 15 Dec 2025 | Direct | ||
| Joseph David McNeil | WEAV | Common Stock | Tax liability | -3.57% | -14,103 | 380,721 | 15 Dec 2025 | Direct | ||
| Erin Goodsell | WEAV | Common Stock | Tax liability | -1.38% | -7,511 | 536,670 | 15 Dec 2025 | Direct | ||
| Tyler Newton | WEAV | Common Stock | Sale | -50% | $340,633 | $6.68 | -50,993 | 50,992 | 05 Nov 2025 | By Mia Newton Revocable Trust |
| Jason Paul Christiansen | WEAV | Common Stock | Sale | -1.23% | $29,228 | $7.50 | -3,897 | 313,484 | 22 Sep 2025 | Direct |
| Erin Goodsell | WEAV | Common Stock | Sale | -1.72% | $71,558 | $7.50 | -9,541 | 544,181 | 22 Sep 2025 | Direct |
| Joseph David McNeil | WEAV | Common Stock | Sale | -3.48% | $110,044 | $7.73 | -14,236 | 394,824 | 16 Sep 2025 | Direct |
| Jason Paul Christiansen | WEAV | Common Stock | Sale | -1.28% | $31,933 | $7.73 | -4,131 | 317,381 | 16 Sep 2025 | Direct |
| White Brett T. | WEAV | Common Stock | Sale | -2.73% | $417,057 | $7.73 | -53,953 | 1,922,071 | 16 Sep 2025 | Direct |
| Marcus Bertilson | WEAV | Common Stock | Sale | -3.93% | $106,952 | $7.73 | -13,836 | 338,592 | 16 Sep 2025 | Direct |
| Erin Goodsell | WEAV | Common Stock | Sale | -1.35% | $58,632 | $7.73 | -7,585 | 553,722 | 16 Sep 2025 | Direct |
| Erin Goodsell | WEAV | Common Stock | Sale | -0.18% | $8,068 | $8.02 | -1,006 | 561,307 | 19 Aug 2025 | Direct |
| White Brett T. | WEAV | Common Stock | Sale | -1.4% | $224,334 | $7.98 | -28,112 | 1,976,024 | 18 Aug 2025 | Direct |
| Erin Goodsell | WEAV | Common Stock | Sale | -3.99% | $186,333 | $7.98 | -23,350 | 562,313 | 18 Aug 2025 | Direct |
| Adrian McDermott | WEAV | Common Stock | Award | 43,747 | 43,747 | 01 Aug 2025 | Direct |
* marks a reported price that did not pass the local price check.