Amplitude Ownership | Who Owns Amplitude?

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Amplitude Ownership Summary

Amplitude is owned by 61.82% institutional investors, 5.59% insiders, and 32.59% retail investors. Wellington management group llp is the largest institutional shareholder, holding 8.34% of AMPL shares. T. Rowe Price US Small-Cap Core Equity is the top mutual fund, with 3.04% of its assets in Amplitude shares.

AMPL Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Amplitude	61.82%	5.59%	32.59%
Sector	Technology Stocks	36.93%	14.89%	48.18%
Idea	SaaS Stocks List	59.32%	6.71%	33.97%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Wellington management group llp	11.15M	8.34%	$76.07M
Vanguard group	10.83M	8.24%	$125.36M
Blackrock funding, inc. /de	10.16M	7.60%	$69.31M
Blackrock	5.87M	4.86%	$52.21M
Fmr	3.31M	2.47%	$22.58M
Sc us (ttgp)	2.80M	2.09%	$19.09M
Baillie gifford	2.63M	1.97%	$17.96M
Nuveen	2.55M	1.91%	$17.42M
State street	2.43M	1.82%	$16.57M
Point72 asset management	2.41M	1.80%	$16.45M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Toronado partners	318.82K	4.10%	$2.17M
Circumference group	238.00K	3.64%	$1.62M
Meros investment management, lp	1.16M	3.44%	$7.94M
Gagnon advisors	634.99K	3.19%	$4.33M
Monimus capital management, lp	1.26M	2.39%	$8.62M
Gagnon securities	1.06M	1.67%	$7.23M
Optimus prime fund management	1.58M	1.04%	$10.78M
Westerly capital management	500.00K	0.93%	$3.41M
Trigran investments	380.53K	0.62%	$2.60M
Nano cap new millennium growth fund l p	60.00K	0.56%	$596.75K

Top Buyers

Holder	Shares	% Assets	Change
Wellington management group llp	11.15M	0.01%	9.19M
Fmr	3.31M	0.00%	2.87M
Jacobs levy equity management	1.73M	0.05%	1.67M
Vanguard group	10.83M	0.00%	934.35K
Monimus capital management, lp	1.26M	2.39%	892.82K

Top Sellers

Holder	Shares	% Assets	Change
Alliancebernstein	317.62K	0.00%	-5.93M
Battery management	-	-	-4.45M
Sunriver management	-	-	-3.34M
Timessquare capital management	287.00	-	-2.51M
Institutional venture management xv	-	-	-1.90M

New Positions

Holder	Shares	% Assets	Change	Value
Vanguard fiduciary trust	660.80K	0.00%	660.80K	$4.51M
Qube research	597.44K	0.00%	597.44K	$4.07M
Arrowstreet capital, limited partnership	576.30K	0.00%	576.30K	$3.93M
Trigran investments	380.53K	0.62%	380.53K	$2.60M
S squared	150.40K	0.39%	150.40K	$1.03M

Sold Out

Holder	Change
Corecap advisors	-1.00
Nelson, van denburg & campbell wealth management group	-13.00
Caitong asset management	-16.00
Svb wealth	-28.00
Covestor	-41.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	219	-0.91%	82,707,778	2.90%	61	1.65%	111	-10.48%	66	15.79%
Dec 31, 2025	50	-77.06%	17,536,561	-77.56%	13	0.38%	34	-73.02%	5	-89.36%
Sep 30, 2025	63	-66.84%	19,367,806	-72.91%	14	0.50%	38	-66.37%	14	-70.21%
Jun 30, 2025	199	-2.93%	77,825,479	7.62%	59	1.91%	117	-8.59%	49	22.50%
Mar 31, 2025	10	-93.33%	9,405,865	-86.57%	7	0.23%	4	-95.60%	2	-92.31%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
T. Rowe Price US Small-Cap Core Equity	3.98M	3.04%	-7.19K
T. Rowe Price Small-Cap Stock	3.97M	3.00%	-3.21K
Fidelity Select Software & IT Svcs Port	3.27M	2.47%	2.28M
Vanguard Total Stock Mkt Idx Inv	2.93M	2.21%	-
AB Small Cap Growth A	2.34M	1.75%	-621.28K
iShares Russell 2000 ETF	2.29M	1.73%	19.32K
Vanguard Information Technology ETF	2.20M	1.66%	10.96K
Vanguard Small Cap Index	2.16M	1.63%	-8.96K
T. Rowe Price U.S. SC Core Eq Tr-Z	2.05M	1.59%	3.85K
T. Rowe Price U.S. SC Core Eq Tr-D	2.02M	1.54%	-39.15K

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 04, 2026	Liu Curtis	Chief Technology Officer	Sell	$142.88K
Mar 06, 2026	Liu Curtis	Chief Technology Officer	Sell	$265.84K
Mar 05, 2026	Liu Curtis	Chief Technology Officer	Sell	$240.54K
Dec 26, 2025	Skates Spenser	Chief Executive Officer	Sell	$1.20K
Dec 24, 2025	Skates Spenser	Chief Executive Officer	Sell	$513.43K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	1
2026 Q1	-	2
2025 Q4	1	6
2025 Q3	-	3
2025 Q2	-	5

AMPL Ownership FAQ

Who owns the most shares of Amplitude?

Amplitude’s largest shareholders are Wellington management group llp (11.15M shares, 8.34%), Vanguard group (10.83M shares, 8.24%), and Blackrock funding, inc. /de (10.16M shares, 7.60%). Together, they hold 24.17% of Amplitude’s total shares outstanding.

Does Blackrock own Amplitude?

Yes, BlackRock owns 4.86% of Amplitude, totaling 5.87M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 52.21M$. In the last quarter, BlackRock increased its holdings by 631.28K shares, a 12.06% change.

Who is Amplitude’s biggest shareholder by percentage of total assets invested?

Toronado partners is Amplitude’s biggest shareholder by percentage of total assets invested, with 4.10% of its assets in 318.82K Amplitude shares, valued at 2.17M$.

Who is the top mutual fund holder of Amplitude shares?

T. Rowe Price US Small-Cap Core Equity is the top mutual fund holder of Amplitude shares, with 3.04% of its total shares outstanding invested in 3.98M Amplitude shares.

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