SSM
Sono Group N.V.Company with tickers: SSM
CIK
1840416
CUSIP
N81409125
Shares Outstanding
1,424,834
13F Activity (30d)
11 filings
9 filers
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 13
Total Value: $2,129,975
Total Shares: 336,490
Institutional Ownership Trend
Holder Concentration
Across 13 13F filers · Δ vs Dec 31, 2025Top Holder
29.7%
−42.4 pts
Top 5
99.9%
−0.0 pts
Top 10
100.0%
−0.0 pts
HHI
2,579
Highly concentrated
−3,366
Quarterly Activity
vs Dec 31, 2025
New
3
Increased
2
Decreased
3
Sold Out
0
Unchanged
5
Holder count:
+3
Institutional value:
+120.0%
Shares held:
+143.3%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Small Anson Funds Management LP | +61,733 | 99,787 | |
| Mega UBS Group AG | +2 | 418 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mid GROUP ONE TRADING LLC | −29 | 95 | |
| Mid SBI Securities Co., Ltd. | −5 | 38 | |
| Large OSAIC HOLDINGS, INC. | −3 | 14 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Small Yorkville Advisors Global, LP | 70,001 | $443,106 | |
| Large NATIONAL BANK OF CANADA /FI/ | 66,500 | $420,945 | |
| Large NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 5 | $31 |
Top Sold-Out Positions
vs Dec 31, 2025No fully closed positions this quarter.
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Small Anson Funds Management LP | $631,651 | 29.66% | 99,787 | Shares | Defined | 2026-05-19 | ||||
| Mid CANTOR FITZGERALD, L. P. | $630,468 | 29.60% | 99,600 | Shares | Defined | 2026-05-15 | ||||
| Small Yorkville Advisors Global, LP | $443,106 | 20.80% | 70,001 | Shares | Sole | 2026-05-13 | ||||
| Large NATIONAL BANK OF CANADA /FI/ Bank | $420,945 | 19.76% | 66,500 | Shares | Defined | 2026-05-15 | ||||
| Mega UBS Group AG | $2,645 | 0.12% | 418 | Shares | Defined | 2026-05-05 | ||||
| Mid GROUP ONE TRADING LLC | $601 | 0.03% | 95 | Shares | Sole | 2026-05-13 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $240 | 0.01% | 38 | Shares | Defined | 2026-04-28 | ||||
| Small Sunbelt Securities, Inc. Broker-Dealer | $170 | 0.01% | 27 | Shares | Sole | 2026-05-18 | ||||
| Large OSAIC HOLDINGS, INC. | $88 | 0.00% | 14 | Shares | Defined | 2026-05-15 | ||||
| Large NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $31 | 0.00% | 5 | Shares | Defined | 2026-05-07 | ||||
| Micro Global Wealth Strategies & Associates | $18 | 0.00% | 3 | Shares | Sole | 2026-04-03 | ||||
| Mega MORGAN STANLEY | $6 | 0.00% | 1 | Shares | Defined | 2026-05-15 | ||||
| Mid North Star Investment Management Corp. | $6 | 0.00% | 1 | Shares | Sole | 2026-04-23 | ||||
| No holders match your search. | ||||||||||