SEC ownership of My Size, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001211805.

Holder evidence

21

Lead holder

Ronen Luzon

13D/G signal

Ronen Luzon

Latest evidence

31 Mar 2026

Top shareholders Insider holders Latest transactions
Issuer identity
CIK
0001211805
Symbol
MYSZ on Nasdaq
Location
Airport City, Israel
Ownership snapshot
SEC evidence mix
13D/G, 3/4/5, and 13F
Lead holder
Ronen Luzon
Latest large-stake holder
Ronen Luzon
Latest evidence date
31 Mar 2026

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.

Lead holder
Ronen Luzon
13D/G signal
Ronen Luzon
Evidence rows
21
Latest as of
31 Mar 2026
13D/G 3/4/5 13F Lead comparable stake: 8% 13D/G row: Ronen Luzon 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
13D/G 3/4/5
8%
$324,795
369,085 shares
 $0 15 Dec 2025
Guy Zimmerman
3/4/5
Director
3/4/5
0.38%
$15,400
17,500 shares
 — 15 Dec 2025
Roy Golan
3/4/5
Director
3/4/5
0.33%
$13,200
15,000 shares
 — 15 Dec 2025
Williams & Novak, LLC
13F
Company
13F
0.59%
$17,813
27,030 shares
 — 31 Mar 2026
XTX Topco Ltd
13F
Company
13F
0.42%
$11,279
19,530 shares
 — 31 Mar 2026
CITADEL ADVISORS LLC
13F
Company
13F
0.42%
$11,217
19,423 shares
 — 31 Mar 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
13F
Company
13F
0.28%
$7,566
13,102 shares
 — 31 Mar 2026
UBS Group AG
13F
Company
13F
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 3,750 0 $2,925 $0 +$2,925
6-9 30,335 0 $25,381 $0 +$25,381
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
Lead 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 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Reported value 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
Ronen Luzon MYSZ Option to purchase Common Stock (right to buy) Award 650 650 04 Jun 2025 see footnote
Ronen Luzon MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -650 0 04 Jun 2025 see footnote
Ronen Luzon MYSZ Option to purchase Common Stock (right to buy) Award 800 800 04 Jun 2025 Direct
Ronen Luzon MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -800 0 04 Jun 2025 Direct
Oron Braniztky MYSZ Option to purchase Common Stock (right to buy) Award 150 150 04 Jun 2025 Direct
Oron Braniztky MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -150 0 04 Jun 2025 Direct
Oren Elmaliah MYSZ Option to purchase Common Stock (right to buy) Award 150 150 04 Jun 2025 Direct
Oren Elmaliah MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -150 0 04 Jun 2025 Direct
Billy Pardo MYSZ Option to purchase Common Stock (right to buy) Award 800 800 04 Jun 2025 See Footnote
Billy Pardo MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -800 0 04 Jun 2025 See Footnote
Billy Pardo MYSZ Option to purchase Common Stock (right to buy) Award 650 650 04 Jun 2025 Direct
Billy Pardo MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -650 0 04 Jun 2025 Direct
Saralegui Borja Cembrero MYSZ Option to purchase Common Stock (right to buy) Award 4,188 2,500 04 Jun 2025 Direct
Saralegui Borja Cembrero MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -4,188 0 04 Jun 2025 Direct
Arik Kaufman MYSZ Option to purchase Common Stock (right to buy) Award 150 150 04 Jun 2025 Direct
Arik Kaufman MYSZ Option to purchase Common Stock (right to buy) Disposed to Issuer -100% -150 0 04 Jun 2025 Direct
* indicates a reported price that failed the local validity check.
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