SEC ownership of OOMA INC

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001327688.

Comparable stake leader

BlackRock, Inc.

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

01 Jun 2026

Top shareholders Insider holders Latest transactions
Public ticker
OOMA on NYSE
Parsed ownership sources
13F, 13D/G, and 3/4/5
Largest SEC-reported holder
BlackRock, Inc.
Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 2 signals
Latest 13D/G holder
BlackRock, Inc.
Latest parsed ownership date
01 Jun 2026
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001327688
Issuer location
Sunnyvale, CA

Ownership snapshot

Top shareholders of OOMA 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
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
01 Jun 2026
13F 13D/G 3/4/5 Lead comparable stake: 6.9% 13D/G row: BlackRock, Inc. Showing 1-8 of 50 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 6.9%.

50 of 50 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 BlackRock, Inc.'s linked filing trail.
Comparable ownership Top 5
BlackRock, Inc. 6.9%
BlackRock Portfolio Management LLC 6.9%
Trigran Investments, Inc. 3.4%
Eric B. Stang 7.7%
Jenny C. Yeh 1%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BlackRock, Inc.
13F 13D/G
Company
13F 13D/G
6.9%
from 13D/G
$54,527,898
3,747,622 shares
 — 31 Mar 2026
BlackRock Portfolio Management LLC
13D/G
13D/G
6.9%
$22,117,106
1,874,331 shares
 $0 31 Mar 2025
Trigran Investments, Inc.
13D/G 13F
Company
13D/G 13F
3.4%
$13,433,491
923,264 shares
 -$19,001,543 31 Mar 2026
Eric B. Stang
3/4/5
CEO and Pres., Director
3/4/5
7.7%
$30,583,445
2,101,955 shares
 -$859,817 01 Jun 2026
Jenny C. Yeh
3/4/5
SVP & Chief Legal Officer, Director
3/4/5
1%
$4,106,853
282,258 shares
 — 01 Jun 2026
Andrew H. Galligan
3/4/5
Director
3/4/5
0.89%
$2,997,745
241,081 shares
 -$154,276 23 Jun 2025
Shigeyuki Hamamatsu
3/4/5
Chief Financial Officer
3/4/5
0.71%
$3,409,512
193,283 shares
 -$878,948 01 Jun 2026
William D. Pearce
3/4/5
Director
3/4/5
0.64%
$2,063,926
174,909 shares
 — 05 Jun 2025
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 selling over the last 12 months. Net value: -$2,123,795.

Buys
$0
Insiders: 0
Sells
$2,123,795
Insiders: 4
Net
-$2,123,795
Shares: -150,000
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 150,000
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 71,791 $0 $1,115,052 -$1,115,052
3-6 0 0 $0 $0 $0
6-9 0 26,600 $0 $342,037 -$342,037
9-12 0 51,609 $0 $666,706 -$666,706

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-12 of 12 reporting-owner rows connected to OOMA INC. Open a relationship link for the CIK-to-CIK filing trail.

Rows
12
Largest Forms 3/4/5 holder
Eric B. Stang
Net 12M change
-$2,077,667
Latest report
01 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Eric B. Stang CEO and Pres., Director $30,583,445 -$859,817 -2.7% Median 01 Jun 2026
Jenny C. Yeh SVP & Chief Legal Officer, Director $4,106,853 Median 01 Jun 2026
Shigeyuki Hamamatsu Chief Financial Officer $3,409,512 -$878,948 -20% Filing P/S 01 Jun 2026
Andrew H. Galligan Director $2,997,745 -$154,276 -4.9% Filing P/S 23 Jun 2025
Ravi Narula Chief Financial Officer, Director $2,225,940 Mixed 10 Jun 2021
William D. Pearce Director $2,063,926 Mixed 05 Jun 2025
Peter J. Goettner Director $1,938,350 Mixed 05 Jun 2025
Russell Mann Director $1,491,189 Mixed 05 Jun 2025
Namrata Sabharwal Chief Accounting Officer $1,298,907 -$184,626 -12% Median 01 Jun 2026
Susan Butenhoff Director $1,283,132 Mixed 05 Jun 2025
Judi Hand Director $853,470 Mixed 05 Jun 2025
James A. Gustke SVP of Marketing $401,318 Mixed 05 Dec 2024

Recent insider transactions for OOMA 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
Shigeyuki Hamamatsu OOMA Common Stock Sale -12.5% $488,557 $17.64 -27,696 193,283 02 Jun 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.31% -2,942 220,979 01 Jun 2026 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.78% -2,209 282,258 01 Jun 2026 Direct
Eric B. Stang OOMA Common Stock Tax liability -1.14% -10,061 872,375 01 Jun 2026 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.74% -669 89,272 01 Jun 2026 Direct
Eric B. Stang OOMA Common Stock Sale -0.6% $103,838 $14.00 -7,417 1,229,580 24 Mar 2026 By the Eric Stang & Pamela Stang TR UA 09/02/2004 Stang Family Trust
Namrata Sabharwal OOMA Common Stock Award 2.18% 1,964 91,905 15 Mar 2026 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.42% -378 89,941 15 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Award 0.69% 1,964 286,431 15 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.55% -1,575 284,467 15 Mar 2026 Direct
Eric B. Stang OOMA Common Stock Tax liability -0.92% -8,236 882,436 15 Mar 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.05% -2,382 223,921 15 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Award 21.2% 50,000 286,042 12 Mar 2026 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.55% -499 90,319 10 Mar 2026 Direct
Eric B. Stang OOMA Common Stock Tax liability -1.03% -9,287 890,672 10 Mar 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.03% -2,345 226,303 10 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.76% -1,817 236,042 10 Mar 2026 Direct
Eric B. Stang OOMA Common Stock Tax liability -0.9% -8,191 899,959 08 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.51% -1,208 237,859 08 Mar 2026 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.22% -196 90,818 08 Mar 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.07% -2,480 228,648 08 Mar 2026 Direct
Eric B. Stang OOMA Common Stock Sale -2.77% $369,246 $14.26 -25,888 908,150 06 Mar 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Sale -4.46% $153,411 $14.22 -10,790 231,128 06 Mar 2026 Direct
Namrata Sabharwal OOMA Common Stock Award 44.4% 28,000 91,014 01 Mar 2026 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.3% -192 63,014 01 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Award 40.6% 69,000 239,067 01 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.55% -945 170,067 01 Mar 2026 Direct
Eric B. Stang OOMA Common Stock Award 47.3% 300,000 934,038 01 Mar 2026 Direct
Eric B. Stang OOMA Common Stock Tax liability -0.97% -6,230 634,038 01 Mar 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Award 40.7% 70,000 241,918 01 Mar 2026 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -0.69% -1,200 171,918 01 Mar 2026 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.97% -1,678 171,012 15 Dec 2025 Direct
Eric B. Stang OOMA Common Stock Tax liability -1.25% -8,118 640,268 15 Dec 2025 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.58% -366 63,206 15 Dec 2025 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.83% -3,231 173,118 15 Dec 2025 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -1.02% -1,776 172,690 10 Dec 2025 Direct
Eric B. Stang OOMA Common Stock Tax liability -1.39% -9,147 648,386 10 Dec 2025 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.87% -556 63,572 10 Dec 2025 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.8% -3,239 176,349 10 Dec 2025 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.68% -1,188 174,466 08 Dec 2025 Direct
Eric B. Stang OOMA Common Stock Tax liability -1.23% -8,157 657,533 08 Dec 2025 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.43% -274 64,128 08 Dec 2025 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -1.8% -3,300 179,588 08 Dec 2025 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.53% -932 175,654 01 Dec 2025 Direct
Eric B. Stang OOMA Common Stock Tax liability -0.85% -5,680 665,690 01 Dec 2025 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.24% -153 64,402 01 Dec 2025 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -0.91% -1,678 182,888 01 Dec 2025 Direct
Shigeyuki Hamamatsu OOMA Common Stock Tax liability -2.66% -5,051 184,566 15 Sep 2025 Direct
Namrata Sabharwal OOMA Common Stock Tax liability -0.58% -376 64,555 15 Sep 2025 Direct
Jenny C. Yeh OOMA Common Stock Tax liability -0.88% -1,565 176,586 15 Sep 2025 Direct
* marks a reported price that did not pass the local price check.
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