Comparable stake leader
Merck & Co., Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001828253.
Comparable stake leader
Merck & Co., Inc.
Disclosed value leader
Merck & Co., Inc.
Comparable rows
29/29
Latest evidence
30 Jun 2026
Ownership snapshot
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.
Quick read
29 of 29 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.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Merck & Co., Inc. |
13D/G
13F
Company
|
20%
|
$105,531,938
63,004,142 shares
|
$0 | 31 Jan 2025 |
| ARMISTICE CAPITAL, LLC |
13D/G
|
5%
|
$506,019
310,441 shares
|
-$536,087 | 31 Mar 2025 |
| Andreas Holm Mattsson |
3/4/5
CAIO Chief AI Officer
|
1.8%
|
$26,353,849
5,524,916 shares
|
— | 18 Mar 2026 |
| Marianne Soegaard |
3/4/5
Director
|
1.2%
|
$18,427,056
3,863,115 shares
|
— | 18 Mar 2026 |
| Katrina Tayton Martin |
3/4/5
Chief Executive Officer
|
0.72%
|
$10,904,935
2,286,150 shares
|
— | 18 Mar 2026 |
| Roberto Prego |
3/4/5
Director
|
0.37%
|
$5,585,812
1,171,030 shares
|
— | 18 Mar 2026 |
| Thomas Frederik Schmidt |
3/4/5
Chief Financial Officer
|
0.2%
|
$3,080,227
645,750 shares
|
— | 18 Mar 2026 |
| Lars Holtug |
3/4/5
Director
|
0.08%
|
$1,230,798
258,029 shares
|
— | 18 Mar 2026 |
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 buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 13 Sep 2025.
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Showing 1-10 of 10 reporting-owner rows connected to Evaxion A/S. Open a relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Andreas Holm Mattsson | CAIO Chief AI Officer | $26,353,849 | Mixed | 18 Mar 2026 | ||
| Marianne Soegaard | Director | $18,427,056 | Mixed | 18 Mar 2026 | ||
| Katrina Tayton Martin | Chief Executive Officer | $10,904,935 | Mixed | 18 Mar 2026 | ||
| Roberto Prego | Director | $5,585,812 | Mixed | 18 Mar 2026 | ||
| Thomas Frederik Schmidt | Chief Financial Officer | $3,080,227 | Mixed | 18 Mar 2026 | ||
| Lars Holtug | Director | $1,230,798 | Mixed | 18 Mar 2026 | ||
| Lars Aage Staal Wegner | Director | $615,993 | Mixed | 18 Mar 2026 | ||
| Evaxion A/S | Director | $615,993 | Mixed | 18 Mar 2026 | ||
| Birgitte Rono | Chief Scientific Officer | $175,369 | Mixed | 18 Mar 2026 | ||
| Jens Bitsch-Norhave | Director | $11,333 | Mixed | 16 Apr 2026 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Jens Bitsch-Norhave | EVAX | Ordinary Shares | 0 | 2,376 | 16 Apr 2026 | Sprout Invest Aps | ||||
| Andreas Holm Mattsson | EVAX | Ordinary Shares | 0 | 4,142,521 | 18 Mar 2026 | By Mattsson Holding af 2008 ApS | ||||
| Andreas Holm Mattsson | EVAX | Ordinary Shares | 0 | 1,382,395 | 18 Mar 2026 | Direct | ||||
| Marianne Soegaard | EVAX | Ordinary Shares | 0 | 210,500 | 18 Mar 2026 | By Svend Jansen | ||||
| Marianne Soegaard | EVAX | Ordinary Shares | 0 | 900 | 18 Mar 2026 | By William Jansen | ||||
| Marianne Soegaard | EVAX | Ordinary Shares | 0 | 900 | 18 Mar 2026 | By Caroline Jansen | ||||
| Marianne Soegaard | EVAX | Ordinary Shares | 0 | 50,157 | 18 Mar 2026 | By Michael Jansen | ||||
| Marianne Soegaard | EVAX | Ordinary Shares | 0 | 238,971 | 18 Mar 2026 | By Soegaard & Jansen ApS | ||||
| Marianne Soegaard | EVAX | Ordinary Shares | 0 | 3,361,687 | 18 Mar 2026 | Direct | ||||
| Lars Aage Staal Wegner | EVAX | Ordinary Shares | 0 | 129,139 | 18 Mar 2026 | Direct | ||||
| Katrina Tayton Martin | EVAX | Ordinary Shares | 0 | 2,286,150 | 18 Mar 2026 | By James Noble | ||||
| Birgitte Rono | EVAX | Ordinary Shares | 0 | 36,765 | 18 Mar 2026 | Direct | ||||
| Thomas Frederik Schmidt | EVAX | Ordinary Shares | 0 | 645,750 | 18 Mar 2026 | Direct | ||||
| Roberto Prego | EVAX | Ordinary Shares | 0 | 676,620 | 18 Mar 2026 | Prego Fidaco Investment | ||||
| Roberto Prego | EVAX | Ordinary Shares | 0 | 494,410 | 18 Mar 2026 | Direct | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 129,139 | 18 Mar 2026 | Direct | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 676,620 | 18 Mar 2026 | Prego Fidaco Investment | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 494,410 | 18 Mar 2026 | Direct | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 645,750 | 18 Mar 2026 | Direct | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 210,500 | 18 Mar 2026 | By Svend Jansen | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 900 | 18 Mar 2026 | By William Jansen | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 900 | 18 Mar 2026 | By Caroline Jansen | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 50,157 | 18 Mar 2026 | By Michael Jansen | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 238,971 | 18 Mar 2026 | By Sogaard & Jansen ApS | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 3,361,687 | 18 Mar 2026 | Direct | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 4,142,521 | 18 Mar 2026 | By Mattsson Holding af 2008 ApS | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 1,382,395 | 18 Mar 2026 | Direct | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 36,765 | 18 Mar 2026 | Direct | ||||
| Lars Holtug | EVAX | Ordinary Shares | 0 | 258,029 | 18 Mar 2026 | By LH2022 ApS | ||||
| Evaxion A/S | EVAX | Ordinary Shares | 0 | 2,286,150 | 18 Mar 2026 | By James Noble |