Portolan Capital Management, LLC

Position in META — Meta Platforms, Inc.

CIK 1350290 BOSTON, MA

Position in META

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$5,870,625

-$940,183 QoQ

Shares Held

10,261

-0.6% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.32%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Communication Services · as of Mar 31, 2026

Portolan Capital Management, LLC holds $76,275,690 across 4 Internet Content & Information names. META ranks #4 (7.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BIDU	Baidu, Inc.	366,429	$40,827,519
2	UPWK	Upwork, Inc	1,570,560	$17,213,337
3	GENI	Genius Sports Ltd	2,791,018	$12,364,209
4	META	Meta Platforms, Inc. This page	10,261	$5,870,625

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$5,870,625	10,261	-0.6%	Shares	Sole	2026-05-15
2025-12-31	$6,810,808	10,318	-11.7%	Shares	Sole	2026-02-17
2025-09-30	$8,583,433	11,688	-0.2%	Shares	Sole	2025-11-13
2025-06-30	$8,646,724	11,715	-5.9%	Shares	Sole	2025-08-13
2025-03-31	$7,171,647	12,443	-15.4%	Shares	Sole	2025-05-15
2024-12-31	$8,611,095	14,707	-8.0%	Shares	Sole	2025-02-13
2024-09-30	$9,147,591	15,980	-32.5%	Shares	Sole	2024-11-14
2024-06-30	$11,930,349	23,661	-6.9%	Shares	Sole	2024-08-14
2024-03-31	$12,345,871	25,425	-34.8%	Shares	Sole	2024-05-15
2023-12-31	$13,811,165	39,019	-31.5%	Shares	Sole	2024-02-14
2023-09-30	$17,103,864	56,973	-4.7%	Shares	Sole	2023-11-14
2023-06-30	$17,163,986	59,809	-27.3%	Shares	Sole	2023-08-14
2023-03-31	$17,430,581	82,243	-38.1%	Shares	Sole	2023-05-15
2022-12-31	$15,997,879	132,939	+230.8%	Shares	Sole	2023-02-13
2022-09-30	$5,452,707	40,188	-35.2%	Shares	Sole	2022-11-14
2022-06-30	$9,995,242	61,986	+58.2%	Shares	Sole	2022-08-15
2022-03-31	$8,714,510	39,191	-39.8%	Shares	Sole	2022-05-16
2021-12-31	$21,894,366	65,094	-8.8%	Shares	Sole	2022-02-14
2021-09-30	$24,213,100	71,343	+10.9%	Shares	Sole	2021-11-15
2021-06-30	$22,369,575	64,334	+34.0%	Shares	Sole	2021-08-16
2021-03-31	$14,135,967	47,995	+27.9%	Shares	Sole	2021-05-17
2020-12-31	$10,250,329	37,525	+29.4%	Shares	Sole	2021-02-16
2020-09-30	$7,595,623	29,002	-9.3%	Shares	Sole	2020-11-16
2020-06-30	$7,257,157	31,960	-34.4%	Shares	Sole	2020-08-14
2020-03-31	$8,132,334	48,755	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.