Comparable stake leader
Ronen Luzon
SEC ownership of My Size, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001211805.
Disclosed value leader
Shoshana Yael Zigdon
Comparable rows
11/21
Latest evidence
31 Mar 2026
- Public ticker
- MYSZ on Nasdaq
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Ronen Luzon
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
11 of 21
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Ronen Luzon
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
31 Mar 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001211805
- Issuer location
- Airport City, Israel
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 My Size, 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
Ronen Luzon
Disclosed value leader
Shoshana Yael Zigdon
Comparable rows
11/21
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 8%
10 rows are not safely comparable across share classes.
13D/G row: Ronen Luzon
Showing 1-8 of 21 holder rows.
Quick read
Ronen Luzon leads the comparable SEC ownership view at 8%.
11 of 21 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 Ronen Luzon's linked filing trail.
Comparable ownership
Top 5
Ronen Luzon
8%
Guy Zimmerman
0.38%
Roy Golan
0.33%
Williams & Novak, LLC
0.59%
XTX Topco Ltd
0.42%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 21 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Ronen Luzon |
13D/G
3/4/5
Chief Executive Officer, Director
|
8%
|
$324,795
369,085 shares
|
$0 | 15 Dec 2025 |
| Guy Zimmerman |
3/4/5
Director
|
0.38%
|
$15,400
17,500 shares
|
— | 15 Dec 2025 |
| Roy Golan |
3/4/5
Director
|
0.33%
|
$13,200
15,000 shares
|
— | 15 Dec 2025 |
| Williams & Novak, LLC |
13F
Company
|
0.59%
|
$17,813
27,030 shares
|
— | 31 Mar 2026 |
| XTX Topco Ltd |
13F
Company
|
0.42%
|
$11,279
19,530 shares
|
— | 31 Mar 2026 |
| CITADEL ADVISORS LLC |
13F
Company
|
0.42%
|
$11,217
19,423 shares
|
— | 31 Mar 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
Company
|
0.28%
|
$7,566
13,102 shares
|
— | 31 Mar 2026 |
| UBS Group AG |
13F
Company
|
0.09%
|
$2,521
4,362 shares
|
— | 31 Mar 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 buying over the last 12 months. Net value: +$28,306.
Buys
$28,306
Insiders: 1
Sells
$0
Insiders: 0
Net
+$28,306
Shares: +34,085
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 34,085
Shares: 0
| 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 | 34,085 | 0 | $28,306 | $0 | +$28,306 |
| 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 My Size, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
13
Largest Forms 3/4/5 holder
Shoshana Yael Zigdon
Net 12M change
+$28,306
Latest report
29 Dec 2025
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Shoshana Yael Zigdon | 10%+ Owner | $1,576,159 | Mixed | 11 Nov 2021 | ||
| Billy Pardo | Cpo & Coo | $324,794 | Mixed | 15 Dec 2025 | ||
| Ronen Luzon | Chief Executive Officer, Director | $228,606 | +$28,306 | +14% | Filing P/S | 29 Dec 2025 |
| Ezequiel Javier Brandwain | Chief Commercial Officer | $205,140 | Mixed | 29 Sep 2022 | ||
| AVATAR SECURITIES, LLC | 10%+ Owner | $170,351 | Filing P/S | 30 Dec 2024 | ||
| Saralegui Borja Cembrero | Chief Growth Officer | $103,809 | Mixed | 15 Dec 2025 | ||
| Oren Elmaliah | Chief Financial Officer | $28,600 | Mixed | 15 Dec 2025 | ||
| Oron Branitzky | Director | $15,400 | Mixed | 15 Dec 2025 | ||
| Arik Kaufman | Director | $15,400 | Mixed | 15 Dec 2025 | ||
| Guy Zimmerman | Director | $15,400 | Mixed | 15 Dec 2025 | ||
| Or Kles | Chief Financial Officer | $13,505 | Mixed | 30 Dec 2024 | ||
| Roy Golan | Director | $13,200 | Mixed | 15 Dec 2025 | ||
| Ilia Turchinsky | Former CTO | $8,736 | Mixed | 06 Sep 2023 |
Recent insider transactions for My Size, 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Ronen Luzon | MYSZ | Common Stock | Purchase | 1.3% | $2,925 | $0.7800 | 3,750 | 293,085 | 29 Dec 2025 | Direct |
| Ronen Luzon | MYSZ | Common Stock | Award | 303.8% | 60,000 | 79,750 | 15 Dec 2025 | See Footnote | ||
| Ronen Luzon | MYSZ | Common Stock | Award | 289.2% | 215,000 | 289,335 | 15 Dec 2025 | Direct | ||
| Oren Elmaliah | MYSZ | Common Stock | Award | 1200% | 30,000 | 32,500 | 15 Dec 2025 | Direct | ||
| Saralegui Borja Cembrero | MYSZ | Common Stock | Award | 1381% | 110,000 | 117,965 | 15 Dec 2025 | Direct | ||
| Oron Branitzky | MYSZ | Common Stock | Award | 600% | 15,000 | 17,500 | 15 Dec 2025 | Direct | ||
| Billy Pardo | MYSZ | Common Stock | Award | 289.2% | 215,000 | 289,335 | 15 Dec 2025 | See Footnote | ||
| Billy Pardo | MYSZ | Common Stock | Award | 303.8% | 60,000 | 79,750 | 15 Dec 2025 | Direct | ||
| Guy Zimmerman | MYSZ | Common Stock | Award | 600% | 15,000 | 17,500 | 15 Dec 2025 | Direct | ||
| Roy Golan | MYSZ | Common Stock | Award | 15,000 | 15,000 | 15 Dec 2025 | Direct | |||
| Arik Kaufman | MYSZ | Common Stock | Award | 600% | 15,000 | 17,500 | 15 Dec 2025 | Direct | ||
| Ronen Luzon | MYSZ | Common Stock | Purchase | 3.62% | $2,353 | $0.9050 | 2,600 | 74,335 | 01 Dec 2025 | Direct |
| Ronen Luzon | MYSZ | Common Stock | Purchase | 24.2% | $12,530 | $0.8950 | 14,000 | 71,735 | 25 Nov 2025 | Direct |
| Ronen Luzon | MYSZ | Common Stock | Purchase | 0.41% | $208 | $0.8850 | 235 | 57,735 | 24 Nov 2025 | Direct |
| Ronen Luzon | MYSZ | Common Stock | Purchase | 30.7% | $10,290 | $0.7622 | 13,500 | 57,500 | 20 Nov 2025 | Direct |
* marks a reported price that did not pass the local price check.