SEC ownership of DZS INC.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001101680.

Comparable stake leader

IV Global Fund No. 4

Disclosed value leader

IV Global Fund No. 4

Comparable rows

0/19

Latest evidence

31 Dec 2024

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 1 signal
Latest parsed ownership date
31 Dec 2024
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001101680
Issuer location
Plano, TX

Ownership snapshot

Top shareholders of DZS 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
IV Global Fund No. 4
Disclosed value leader
IV Global Fund No. 4
Comparable rows
0/19
Latest evidence
31 Dec 2024
3/4/5 Highest disclosed value: $11,413,044 19 rows are not safely comparable across share classes. Showing 1-8 of 19 holder rows.

Quick read

IV Global Fund No. 4 has the largest disclosed position value at $11.41M.

0 of 19 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 IV Global Fund No. 4's linked filing trail.
Disclosed position value Top 5
IV Global Fund No. 4 $11.41M
Charles D. Vogt $589K
Misty Dawn Kawecki $122K
Matthew W. Bross $108K
Choon Yul Yoo $107.9K

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-8 of 19 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
IV Global Fund No. 4
3/4/5
10%+ Owner
class O/S missing
$11,413,044
5,434,783 shares
03 Jan 2024
Charles D. Vogt
3/4/5
President & CEO, Director
mixed-class rows
$588,954
819,946 shares
mixed-class rows
10 Dec 2024
Misty Dawn Kawecki
3/4/5
Chief Financial Officer
class O/S missing
$122,024
104,742 shares
02 Aug 2024
Matthew W. Bross
3/4/5
Director
class O/S missing
$108,005
127,065 shares
31 Dec 2024
Choon Yul Yoo
3/4/5
Director
class O/S missing
$107,886
126,925 shares
31 Dec 2024
Joon Kyung Kim
3/4/5
Director
class O/S missing
$105,609
124,246 shares
31 Dec 2024
Barbara Carbone
3/4/5
Director
class O/S missing
$99,505
117,065 shares
31 Dec 2024
Todd Jackson
3/4/5
Director
class O/S missing
$85,000
100,000 shares
31 Dec 2024
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

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 30 Jul 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 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 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 21 reporting-owner rows connected to DZS INC.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
21
Largest Forms 3/4/5 holder
IV Global Fund No. 4
Net 12M change
$0
Latest report
04 Dec 2025
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
IV Global Fund No. 4 10%+ Owner $11,413,044 Mixed 03 Jan 2024
Charles D. Vogt President & CEO, Director $588,954 Mixed 10 Dec 2024
Misty Dawn Kawecki Chief Financial Officer $122,024 Mixed 02 Aug 2024
Matthew W. Bross Director $108,005 Mixed 31 Dec 2024
Choon Yul Yoo Director $107,886 Mixed 31 Dec 2024
Joon Kyung Kim Director $105,609 Mixed 31 Dec 2024
Barbara Carbone Director $99,505 Mixed 31 Dec 2024
Woong Ji Choi Director $85,000 Mixed 31 Dec 2024
Todd Jackson Director $85,000 Mixed 31 Dec 2024
Deok Yeon Won Chief Customer Officer, Asia $78,750 Mixed 01 Jul 2023
Min Woo Nam Director $75,308 Mixed 30 Jun 2023
Norman L. Foust SVP of Global Supply Chain $71,627 Mixed 01 Jul 2023
David R. Schopp Director $66,213 Mixed 31 Dec 2023
Justin K. Ferguson Chief Legal Officer $57,938 Mixed 01 Oct 2024
Brian Chesnut Chief Accounting Officer $43,500 Mixed 06 Sep 2024
Miguel Alonso Chief Product Officer $42,414 Mixed 01 Oct 2024
Thomas Cancro Chief Financial Officer $42,000 Mixed 01 Jul 2021
Raghu Marthi Chief Operating Officer $38,582 Mixed 20 Sep 2024
Gunter Reiss Chief Marketing Officer $22,078 Mixed 06 Sep 2024
Thomas Arthur Carter Chief Customer Officer, AEMEA Mixed 20 Feb 2023

Recent insider transactions for DZS 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
Dasan Networks, Inc DZSIQ Common Stock Sale -100% -9,093,015 0 04 Dec 2025 Direct
* marks a reported price that did not pass the local price check.
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