Comparable stake leader
Serhii Kupriienko
SEC ownership of Swarmer, Inc
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002092574.
Disclosed value leader
Serhii Kupriienko
Comparable rows
50/50
Latest evidence
15 Sep 2026
- Public ticker
- SWMR on Nasdaq
- Parsed ownership sources
-
3/4/5, 13D/G, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Serhii Kupriienko
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Serhii Kupriienko
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
15 Sep 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002092574
- Issuer location
- Austin, TX
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 Swarmer, 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
Serhii Kupriienko
Disclosed value leader
Serhii Kupriienko
Comparable rows
50/50
Latest evidence
15 Sep 2026
3/4/5
13D/G
13F
Lead comparable stake: 29%
13D/G row: Serhii Kupriienko
Showing 1-8 of 50 holder rows.
Quick read
Serhii Kupriienko leads the comparable SEC ownership view at 29%.
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 Serhii Kupriienko's linked filing trail.
Comparable ownership
Top 5
Serhii Kupriienko
29%
RG.AI Technologies, Inc.
11%
Philip Wagenheim
5%
Michael Rapp
5%
Charles Eberly von Szecsey
8%
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 |
|---|---|---|---|---|---|
| Serhii Kupriienko |
3/4/5
13D/G
Director, 10%+ Owner
|
29%
from 13D/G
|
$193,754,337
5,783,675 shares
mixed-class rows
|
— | 19 Aug 2026 |
| RG.AI Technologies, Inc. |
13D/G
3/4/5
10%+ Owner
|
11%
|
$50,147,377
1,309,331 shares
|
$0 | 18 Mar 2026 |
| Philip Wagenheim |
3/4/5
13D/G
Director
|
5%
from 13D/G
|
$40,199,626
909,747 shares
mixed-class rows
|
— | 15 Sep 2026 |
| Michael Rapp |
13D/G
Michael Rapoport
|
5%
|
$25,141,902
548,830 shares
|
$0 | 31 Mar 2026 |
| Charles Eberly von Szecsey |
3/4/5
10%+ Owner
|
8%
|
$50,147,377
1,309,331 shares
|
— | 16 Mar 2026 |
| Oedipus Inc. |
3/4/5
10%+ Owner
|
8%
|
$50,147,377
1,309,331 shares
|
— | 16 Mar 2026 |
| BlackRock, Inc. |
13F
Company
|
1.5%
|
$10,996,280
248,167 shares
|
— | 30 Jun 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.52%
|
$3,730,901
84,200 shares
|
— | 30 Jun 2026 |
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: -$1,939,185.
Buys
$0
Insiders: 0
Sells
$1,939,185
Insiders: 2
Net
-$1,939,185
Shares: -84,213
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 84,213
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 84,213 | $0 | $1,939,185 | -$1,939,185 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-13 of 13 reporting-owner rows connected to Swarmer, Inc. Open a relationship link for the CIK-to-CIK filing trail.
Rows
13
Largest Forms 3/4/5 holder
Serhii Kupriienko
Net 12M change
-$1,939,186
Latest report
21 Sep 2026
Recent insider transactions for Swarmer, 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Alexander Fink | SWMR | Common Stock | Sale | -2.19% | $1,362,990 | $22.59 | -60,328 | 2,692,487 | 21 Sep 2026 | Direct |
| Serhii Kupriienko | SWMR | Common Stock | Options Exercise | 5.68% | 235,163 | 4,372,700 | 21 Sep 2026 | Direct | ||
| Serhii Kupriienko | SWMR | Stock Option (right to buy) | Options Exercise | -14.3% | -235,163 | 1,410,975 | 21 Sep 2026 | Direct | ||
| Philip Wagenheim | SWMR | Common Stock | Exercise of in-the-money or at-the-money derivative security | 819,487 | 819,487 | 16 Sep 2026 | Theseus Capital Partners, LLC | |||
| Philip Wagenheim | SWMR | Warrants | Exercise of in-the-money or at-the-money derivative security | -100% | -899,988 | 0 | 16 Sep 2026 | Theseus Capital Partners, LLC | ||
| Justin Matthew Zeefe | SWMR | Common Stock | Sale | -8.64% | $576,195 | $24.12 | -23,885 | 252,443 | 16 Sep 2026 | By Green Flag Fund I, L.P. |
| Philip Wagenheim | SWMR | Common Stock | Other | -100% | -1,124,981 | 0 | 15 Sep 2026 | Theseus Capital Partners, LLC | ||
| Justin Matthew Zeefe | SWMR | Common Stock | Other | -44.7% | -223,599 | 276,328 | 15 Sep 2026 | By Green Flag Fund I, L.P. | ||
| Serhii Kupriienko | SWMR | Common Stock | Disposed to Issuer | -22.5% | -1,202,065 | 4,137,537 | 19 Aug 2026 | Direct | ||
| Derek Reisfield | SWMR | Stock Option (right to buy) | Award | 2,511 | 2,511 | 13 Aug 2026 | Direct | |||
| Philip Wagenheim | SWMR | Stock Option (right to buy) | Award | 2,511 | 2,511 | 13 Aug 2026 | Direct | |||
| Justin Matthew Zeefe | SWMR | Stock Option (right to buy) | Award | 2,511 | 2,511 | 13 Aug 2026 | Direct | |||
| Edward N. Antoian | SWMR | Stock Option (right to buy) | Award | 2,511 | 2,511 | 13 Aug 2026 | Direct | |||
| Amir Frenkel | SWMR | Stock Option (right to buy) | Award | 2,511 | 2,511 | 13 Aug 2026 | Direct | |||
| Serhii Kupriienko | SWMR | Common Stock | Options Exercise | 297.9% | 3,997,762 | 5,339,602 | 09 Aug 2026 | Direct | ||
| Serhii Kupriienko | SWMR | Stock Option (right to buy) | Options Exercise | -70.8% | -3,997,762 | 1,646,138 | 09 Aug 2026 | Direct | ||
| Alexander Fink | SWMR | Common Stock | Award | 95.1% | 1,341,840 | 2,752,815 | 18 Mar 2026 | Direct | ||
| Alexander Fink | SWMR | Stock Option (right to buy) | Award | 400,000 | 400,000 | 18 Mar 2026 | Direct | |||
| Serhii Kupriienko | SWMR | Common Stock | Award | 1,341,840 | 1,341,840 | 18 Mar 2026 | Direct | |||
| Serhii Kupriienko | SWMR | Stock Option (right to buy) | Award | 400,000 | 400,000 | 18 Mar 2026 | Direct | |||
| Philip Wagenheim | SWMR | Common Stock | Conversion of derivative security | 1,124,981 | 1,124,981 | 18 Mar 2026 | Theseus Capital Partners, LLC | |||
| Philip Wagenheim | SWMR | Series A-1 Preferred Stock | Conversion of derivative security | -100% | -597,980 | 0 | 18 Mar 2026 | Theseus Capital Partners, LLC | ||
| Justin Matthew Zeefe | SWMR | Common Stock | Conversion of derivative security | 499,927 | 499,927 | 18 Mar 2026 | Green Flag Fund I, L.P. | |||
| Justin Matthew Zeefe | SWMR | Series A-4 Preferred Stock | Conversion of derivative security | -100% | -191,354 | 0 | 18 Mar 2026 | Green Flag Fund I, L.P. | ||
| Justin Matthew Zeefe | SWMR | Series A-1 Preferred Stock | Conversion of derivative security | -100% | -74,380 | 0 | 18 Mar 2026 | Green Flag Fund I, L.P. |
* marks a reported price that did not pass the local price check.