What does CUSIP 03213A104 represent in this 13F holders report?

CUSIP 03213A104 is the security identifier for AMPL - Amplitude, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held AMPL - Amplitude, Inc. - Common Stock in Q2 2025?

183 institutional investors reported AMPL - Amplitude, Inc. - Common Stock for Q2 2025. Use the holders table for investor-level position and value details.

Amplitude, Inc. - Common Stock (AMPL)

CUSIP: 03213A104

Q2 2025 13F Holders as of 30 Jun 2025

Type / Class: Equity / Common Stock
Shares outstanding: 104,172,950
Total 13F shares: 77,829,112
Share change: +5,359,814
Total reported value: $965,076,911
Put/Call ratio: 14%
Price per share: $12.40
Number of holders: 183
Value change: +$78,184,060
Number of buys: 113
Number of sells: 88

Quarterly Holders Quick Answers

What is CUSIP 03213A104?
CUSIP 03213A104 identifies AMPL - Amplitude, Inc. - Common Stock in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2025
Previous quarter: Q1 2025

Recent filing periods for CUSIP 03213A104:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of AMPL - Amplitude, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Battery Management Corp.	3/4/5 13F	10%+ Owner · Company	4.3% from 13F	11,047,393 mixed-class rows	$128,515,578	—	09 May 2022	3/4/5 13F
Dharmesh Thakker	3/4/5	10%+ Owner	— class O/S missing	8,984,637	$112,847,040	—	05 Jul 2023	3/4/5
Battery Ventures Select Fund I, L.P.	3/4/5	10%+ Owner	— class O/S missing	8,979,818	$112,786,514	—	02 Jan 2024	3/4/5
Neeraj Agrawal	3/4/5	10%+ Owner	— class O/S missing	8,979,818	$112,786,514	—	02 Jan 2024	3/4/5
Battery Partners XI, LLC	3/4/5	10%+ Owner	— class O/S missing	8,587,825	$107,863,082	—	21 Mar 2023	3/4/5
Steven M. Spurlock	3/4/5	10%+ Owner	— class O/S missing	9,264,298	$97,032,404	—	12 Nov 2021	3/4/5
VANGUARD GROUP INC	13F	Company	8.8%	9,169,595	$93,438,173	—	31 Mar 2025	13F
T. Rowe Price Investment Management, Inc.	13F	Company	8.7%	9,091,044	$92,638,000	—	31 Mar 2025	13F
SC US (TTGP), LTD.	13D/G 3/4/5 13F	SC US (TTGP), LTD. ("SC US (TTGP)") · 10%+ Owner · Company	9.9%	10,223,342	$90,681,044	$0	20 Feb 2025	13D/G 3/4/5 13F
FMR LLC	13F 13D/G	Company	3.3% from 13D/G	7,307,821	$74,466,700	—	31 Mar 2025	13F 13D/G
BlackRock, Inc.	13F	Company	6.2%	6,491,099	$66,144,299	—	31 Mar 2025	13F
An-Yen Hu	3/4/5	10%+ Owner	— mixed-class rows	6,221,723 mixed-class rows	$65,186,539	—	30 Nov 2022	3/4/5
Benchmark Capital Management Co. VIII, L.L.C.	3/4/5	10%+ Owner	— class O/S missing	6,211,438	$65,057,359	—	30 Nov 2022	3/4/5
GIC Private Ltd	13D/G	—	4.8%	4,977,818	$63,317,845	$0	30 Jun 2025	13D/G
Battery Ventures XI-A, L.P.	13D/G	Neeraj Agrawal	4.7%	4,665,785	$41,385,513	$0	31 Mar 2025	13D/G
Sunriver Management LLC	13F	Company	3.7%	3,850,928	$39,240,956	—	31 Mar 2025	13F
Jesse R. Feldman	3/4/5	10%+ Owner	— class O/S missing	2,598,986	$32,643,264	—	19 Nov 2021	3/4/5
Patrick W. Grady	3/4/5	Director, 10%+ Owner	2.7%	2,859,900	$25,367,309	—	12 Jun 2025	3/4/5
Eric Vishria	3/4/5	Director	— mixed-class rows	444,139 mixed-class rows	$23,785,229	-$373,658	12 Jun 2025	3/4/5
STATE STREET CORP	13F	Company	2%	2,064,203	$21,034,229	—	31 Mar 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.9%	2,010,132	$20,488,220	—	31 Mar 2025	13F
BAILLIE GIFFORD & CO	13F	Company	1.9%	1,991,397	$20,292,336	—	31 Mar 2025	13F
Institutional Venture Management XV, LLC	13F 3/4/5	Company · 10%+ Owner	1.8%	1,895,531	$19,315,461	—	31 Mar 2025	13F 3/4/5
JANUS HENDERSON GROUP PLC	13F	Company	1.6%	1,645,927	$17,364,008	—	31 Mar 2025	13F
ArrowMark Colorado Holdings LLC	13F	Company	1.5%	1,581,648	$16,116,993	—	31 Mar 2025	13F
Optimus Prime Fund Management Co., Ltd.	13F	Company	1.5%	1,580,100	$16,101,219	—	31 Mar 2025	13F
Scott R. Tobin	3/4/5	10%+ Owner	— class O/S missing	1,099,949	$13,815,360	—	13 Dec 2021	3/4/5
CITADEL ADVISORS LLC	13F	Company	1.1%	1,171,223	$11,934,762	—	31 Mar 2025	13F
Hoang Vuong	3/4/5	Chief Financial Officer	— mixed-class rows	829,021 mixed-class rows	$10,227,282	—	29 Dec 2022	3/4/5
Christopher Harms	3/4/5	Chief Financial Officer	— mixed-class rows	977,641 mixed-class rows	$7,913,265	—	15 May 2024	3/4/5
NORTHERN TRUST CORP	13F	Company	0.71%	735,771	$7,497,507	—	31 Mar 2025	13F
MORGAN STANLEY	13F	Company	0.67%	694,411	$7,076,056	—	31 Mar 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.65%	675,619	$6,884,558	—	31 Mar 2025	13F
CenterBook Partners LP	13F	Company	0.58%	608,270	$6,198,271	—	31 Mar 2025	13F
WESTERLY CAPITAL MANAGEMENT, LLC	13F	Company	0.46%	475,000	$4,840,250	—	31 Mar 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.45%	473,491	$4,824,873	—	31 Mar 2025	13F
MARSHALL WACE, LLP	13F	Company	0.44%	462,971	$4,717,673	—	31 Mar 2025	13F
Meros Investment Management, LP	13F	Company	0.44%	462,314	$4,710,980	—	31 Mar 2025	13F
Cerity Partners LLC	13F	Company	0.43%	452,008	$4,605,962	—	31 Mar 2025	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.37%	383,214	$3,904,951	—	31 Mar 2025	13F
Point72 Asset Management, L.P.	13F	Company	0.33%	343,617	$3,501,457	—	31 Mar 2025	13F
Matthew Heinz	3/4/5	Chief Revenue Officer	— class O/S missing	272,949	$3,428,239	—	15 Jun 2022	3/4/5
JANE STREET GROUP, LLC	13F	Company	0.3%	316,953	$3,229,750	—	31 Mar 2025	13F
LASKY MITCHELL	3/4/5	10%+ Owner	— class O/S missing	247,879	$3,113,360	—	10 Aug 2022	3/4/5
TD ASSET MANAGEMENT INC	13F	Company	0.29%	299,694	$3,053,882	—	31 Mar 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.27%	280,576	$2,859,070	—	31 Mar 2025	13F
DARK FOREST CAPITAL MANAGEMENT LP	13F	Company	0.26%	266,562	$2,716,267	—	31 Mar 2025	13F
MONIMUS CAPITAL MANAGEMENT, LP	13F	Company	0.25%	255,436	$2,602,893	—	31 Mar 2025	13F
Nuveen, LLC	13F	Company	0.24%	247,883	$2,525,928	—	31 Mar 2025	13F
Matt Cohler	3/4/5	10%+ Owner	— class O/S missing	188,753	$2,370,738	—	23 Nov 2021	3/4/5

Institutional Holders of Amplitude, Inc. - Common Stock (AMPL) as of Q2 2025

As of 30 Jun 2025, Amplitude, Inc. - Common Stock (AMPL) was held by 183 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 77,829,112 shares. The largest 10 holders included VANGUARD GROUP INC, T. Rowe Price Investment Management, Inc., BlackRock, Inc., ALLIANCEBERNSTEIN L.P., Sunriver Management LLC, FMR LLC, SC US (TTGP), LTD., STATE STREET CORP, GEODE CAPITAL MANAGEMENT, LLC, and Nuveen, LLC. This page lists 184 institutional shareholders reporting positions in this security for the Q2 2025 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2025 vs Q1 2025 Across Filers

Q1 2025 holders

193

Q2 2025 holders

183

Holder diff

-10

Investor	Q1 2025 Shares	Q2 2025 Shares	Share Diff	Share Chg %	Q1 2025 Value $	Q2 2025 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.