SEC ownership of TechTarget, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002018064.

Comparable stake leader

Lynrock Lake LP

Disclosed value leader

Lynrock Lake LP

Comparable rows

50/50

Latest evidence

30 Jun 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Lynrock Lake LP
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
30 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0002018064
Issuer location
Newton, MA

Ownership snapshot

Top shareholders of TechTarget, 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
Lynrock Lake LP
Disclosed value leader
Lynrock Lake LP
Comparable rows
50/50
Latest evidence
30 Jun 2026
13D/G 13F 3/4/5 Lead comparable stake: 12% 13D/G row: Lynrock Lake LP Showing 1-8 of 50 holder rows.

Quick read

Lynrock Lake LP leads the comparable SEC ownership view at 12%.

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 Lynrock Lake LP's linked filing trail.
Comparable ownership Top 5
Lynrock Lake LP 12%
Trigran Investments, Inc. 4.8%
BlackRock, Inc. 2.8%
VANGUARD GROUP INC 2.7%
Mcdowell Mary T. 0.05%

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
Lynrock Lake LP
13D/G 13F
Company
12%
$33,169,455
8,751,835 shares
+$4,749,317 30 Jun 2026
Trigran Investments, Inc.
13D/G 13F
Company
4.8%
$13,216,916
3,487,313 shares
-$1,031,623 30 Jun 2026
BlackRock, Inc.
13D/G 13F
Company
2.8%
$11,744,003
2,021,343 shares
-$10,780,159 30 Sep 2025
VANGUARD GROUP INC
13D/G
The Vanguard Group
2.7%
$14,686,047
1,904,805 shares
$0 31 Dec 2024
Mcdowell Mary T.
3/4/5
Director
0.05%
$180,719
33,343 shares
11 Dec 2025
RICE HALL JAMES & ASSOCIATES, LLC
13F
Company
13F
3.2%
$8,333,766
2,314,935 shares
30 Jun 2026
BANK OF AMERICA CORP /DE/
13F
Company
13F
2.5%
$6,569,438
1,824,844 shares
30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC
13F
Company
13F
1.7%
$4,525,265
1,257,018 shares
30 Jun 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 selling over the last 12 months. Net value: -$180,203.

Buys
$143,894
Insiders: 2
Sells
$324,097
Insiders: 2
Net
-$180,203
Shares: -39,093
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 24,200 Shares: 63,293
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 19,950 $0 $94,762 -$94,762
3-6 0 20,000 $0 $95,000 -$95,000
6-9 0 1,865 $0 $10,836 -$10,836
9-12 24,200 21,478 $143,894 $123,498 +$20,396

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-17 of 17 reporting-owner rows connected to TechTarget, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
17
Largest Forms 3/4/5 holder
INFORMA PLC
Net 12M change
-$180,203
Latest report
17 Aug 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
INFORMA PLC 10%+ Owner $837,192,457 Mixed 02 Dec 2024
Rebecca Kitchens President $2,541,665 Mixed 03 Dec 2024
Don Hawk Director $626,047 Median 11 Aug 2026
Michael Sean Griffey Director $558,993 Median 11 Aug 2026
Steven Niemiec Chief Revenue Officer $535,734 -$313,261 -37% Median 13 Aug 2026
Noreck Daniel T. Chief Financial Officer $328,006 Median 13 Aug 2026
Mcdowell Mary T. Director $180,719 Mixed 11 Dec 2025
Sean Paul Tierney Chief Technology Officer $159,238 Filing P/S 22 Aug 2025
Christina van Houten Director $141,620 Median 11 Aug 2026
Charles D. Rennick Mr. Rennick is the Vice President, General Counsel, and Corproate Secretary of Informa TechTarget. $140,918 Median 13 Aug 2026
David J. S. Flaschen Director $116,852 +$119,324 +102% Median 11 Aug 2026
Perfecto Sanchez Director $61,185 -$10,836 -15% Median 11 Aug 2026
Gary John Nugent Chief Executive Officer, Director $24,570 +$24,570 +100% Filing P/S 22 Sep 2025
Patrick Neil Martell Director Mixed 01 Mar 2026
William Thomas Morelli President Mixed 17 Aug 2026
Stephen Andrew Carter Director Mixed 02 Dec 2024
Sally Anne Ashford Director Mixed 02 Dec 2024

Recent insider transactions for TechTarget, 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
Charles D. Rennick TTGT Restricted Stock Units Award 60,392 60,392 17 Aug 2026 Direct
William Thomas Morelli TTGT Restricted Stock Units Award 63,219 63,219 17 Aug 2026 Direct
Steven Niemiec TTGT Common Stock Options Exercise 46.4% 47,187 148,815 13 Aug 2026 Direct
Steven Niemiec TTGT Restricted Stock Units Options Exercise -50% -47,187 47,187 13 Aug 2026 Direct
Charles D. Rennick TTGT Common Stock Options Exercise 25.1% 7,864 39,144 13 Aug 2026 Direct
Charles D. Rennick TTGT Restricted Stock Units Options Exercise -50% -7,864 7,864 13 Aug 2026 Direct
Noreck Daniel T. TTGT Common Stock Options Exercise 26.1% 18,875 91,113 13 Aug 2026 Direct
Noreck Daniel T. TTGT Restricted Stock Units Options Exercise -50% -18,875 18,874 13 Aug 2026 Direct
Michael Sean Griffey TTGT Common Stock Award 0.52% 800 155,276 11 Aug 2026 Direct
Perfecto Sanchez TTGT Common Stock Award 12.3% 1,867 16,996 11 Aug 2026 Direct
Christina van Houten TTGT Common Stock Award 6.5% 2,400 39,339 11 Aug 2026 Direct
Don Hawk TTGT Common Stock Award 0.46% 800 173,902 11 Aug 2026 Direct
David J. S. Flaschen TTGT Common Stock Award 17.6% 1,867 12,459 11 Aug 2026 Direct
Christina van Houten TTGT Stock Option (Right to Buy) Award 5,000 5,000 11 Jun 2026 Direct
Don Hawk TTGT Stock Option (Right to Buy) Award 5,000 5,000 11 Jun 2026 Direct
Perfecto Sanchez TTGT Stock Option (Right to Buy) Award 5,000 5,000 11 Jun 2026 Direct
Michael Sean Griffey TTGT Stock Option (Right to Buy) Award 5,000 5,000 11 Jun 2026 Direct
David J. S. Flaschen TTGT Stock Option (Right to Buy) Award 5,000 5,000 11 Jun 2026 Direct
Steven Niemiec TTGT Common Stock Sale -0.62% $2,988 $4.75 -629 101,628 01 Jun 2026 Direct
Steven Niemiec TTGT Common Stock Sale -99.5% $91,775 $4.75 -19,321 102 29 May 2026 Direct
Steven Niemiec TTGT Common Stock Sale -14.1% $95,000 $4.75 -20,000 121,578 22 May 2026 Direct
Perfecto Sanchez TTGT Common Stock Sale -11% $10,836 $5.81 -1,865 15,129 12 Dec 2025 Direct
Christina van Houten TTGT Common Stock Award 27.2% 7,904 36,939 11 Dec 2025 Direct
Mcdowell Mary T. TTGT Common Stock Award 340.5% 25,774 33,343 11 Dec 2025 Direct
Don Hawk TTGT Common Stock Award 2.65% 4,468 173,102 11 Dec 2025 Direct
Michael Sean Griffey TTGT Common Stock Award 2.98% 4,468 154,476 11 Dec 2025 Direct
David J. S. Flaschen TTGT Common Stock Award 172.3% 6,702 10,592 11 Dec 2025 Direct
Perfecto Sanchez TTGT Common Stock Award 54.8% 6,014 16,994 11 Dec 2025 Direct
Noreck Daniel T. TTGT Restricted Stock Units Award 48,105 48,105 22 Sep 2025 Direct
Steven Niemiec TTGT Restricted Stock Units Award 58,310 58,310 22 Sep 2025 Direct
Gary John Nugent TTGT Restricted Stock Units Award 102,497 102,497 22 Sep 2025 Direct
Charles D. Rennick TTGT Restricted Stock Units Award 28,262 28,262 22 Sep 2025 Direct
William Thomas Morelli TTGT Restricted Stock Units Award 33,291 33,291 22 Sep 2025 Direct
David J. S. Flaschen TTGT Common Stock Purchase $119,324 $5.97 20,000 20,000 12 Sep 2025 Flaschen Family Trust
Gary John Nugent TTGT Common Stock Purchase $24,570 $5.85 4,200 4,200 12 Sep 2025 Direct
Steven Niemiec TTGT Common Stock Sale -13.2% $123,498 $5.75 -21,478 141,578 29 Aug 2025 Direct
* marks a reported price that did not pass the local price check.
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .