Activist & passive stakes

Investors crossing the 5% ownership line, from SEC Schedule 13D (activist) and 13G (passive) filings. Newest first.

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Filing

New Amendments All

Stake type

Activist Passive

Min % owned

≥10%≥20%

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Amendments only.1–15 of 15

ActivistAmendment 25
Nov 14, 2026
TRI · Thomson Reuters Corp /Can/
Thomson Investments Limited
70.34% · 304,903,283 shSEC
PassiveAmendment 4
Nov 13, 2026
BIRK · Birkenstock Holding plc
BK LC Lux MidCo S.a r.l.
43.2% · 71,270,287 shSEC
ActivistAmendment 33
Nov 13, 2026
SBGI · Sinclair, Inc.
David D. Smith
36.8% · 26,241,448 shSEC
ActivistAmendment 2
Nov 13, 2026
MGRT · Mega Fortune Company Limited
WANG Zixi
77.27% · 10,625,237 shSEC
PassiveAmendment 6
Nov 13, 2026
MNSO · MINISO Group Holding Limited
Guofu Ye
63.4% · 770,041,061 shSEC
ActivistAmendment 11
Nov 12, 2026
NEXN · Nexxen International Ltd.
Mithaq Capital SPC
29% · 16,523,406 shSEC
ActivistAmendment 4
Nov 12, 2026
BZFD · BuzzFeed, Inc.
Allen Family Digital, LLC
61.8% · 64,498,356 shSEC
ActivistAmendment 1
Nov 12, 2026
AIFU · AIFU Inc.
Magnus Management Limited
47.44% · 34,333,332 shSEC
ActivistAmendment 2
Nov 10, 2026
MYI · Blackrock Muniyield Quality Fund Iii, Inc.
Toronto Dominion Investments Llc
100% · 5,877 shSEC
ActivistAmendment 1
Nov 10, 2026
MIY · Blackrock Muniyield Michigan Quality Fund, Inc.
Toronto Dominion Investments, Inc.
100% · 2,319 shSEC
ActivistAmendment 3
Nov 10, 2026
MYN · Blackrock Muniyield New York Quality Fund, Inc.
Toronto Dominion Investments, Inc.
39.8% · 2,010 shSEC
ActivistAmendment 1
Nov 10, 2026
MPA · Blackrock Muniyield Pennsylvania Quality Fund
Toronto Dominion Investments, Inc.
100% · 826 shSEC
ActivistAmendment 1
Nov 10, 2026
BHV · Blackrock Virginia Municipal Bond Trust
Toronto Dominion Investments, Inc.
100% · 116 shSEC
ActivistAmendment 10
Nov 9, 2026
NEXN · Nexxen International Ltd.
Mithaq Capital SPC
30.2% · 17,210,272 shSEC
PassiveAmendment 5
Nov 4, 2026
iShares Nasdaq Premium Income Active ETF
BlackRock Portfolio Management LLC
25.1% · 200,656 shSEC

Filing	Symbol	Holder	% Owned	Shares	Filed	SEC filing
ActivistAmendment 25	TRI	Thomson Investments Limited in Thomson Reuters Corp /Can/	70.34%	304,903,283	Nov 14, 2026	SEC
PassiveAmendment 4	BIRK	BK LC Lux MidCo S.a r.l. in Birkenstock Holding plc	43.2%	71,270,287	Nov 13, 2026	SEC
ActivistAmendment 33	SBGI	David D. Smith in Sinclair, Inc.	36.8%	26,241,448	Nov 13, 2026	SEC
ActivistAmendment 2	MGRT	WANG Zixi in Mega Fortune Company Limited	77.27%	10,625,237	Nov 13, 2026	SEC
PassiveAmendment 6	MNSO	Guofu Ye in MINISO Group Holding Limited	63.4%	770,041,061	Nov 13, 2026	SEC
ActivistAmendment 11	NEXN	Mithaq Capital SPC in Nexxen International Ltd.	29%	16,523,406	Nov 12, 2026	SEC
ActivistAmendment 4	BZFD	Allen Family Digital, LLC in BuzzFeed, Inc.	61.8%	64,498,356	Nov 12, 2026	SEC
ActivistAmendment 1	AIFU	Magnus Management Limited in AIFU Inc.	47.44%	34,333,332	Nov 12, 2026	SEC
ActivistAmendment 2	MYI	Toronto Dominion Investments Llc in Blackrock Muniyield Quality Fund Iii, Inc.	100%	5,877	Nov 10, 2026	SEC
ActivistAmendment 1	MIY	Toronto Dominion Investments, Inc. in Blackrock Muniyield Michigan Quality Fund, Inc.	100%	2,319	Nov 10, 2026	SEC
ActivistAmendment 3	MYN	Toronto Dominion Investments, Inc. in Blackrock Muniyield New York Quality Fund, Inc.	39.8%	2,010	Nov 10, 2026	SEC
ActivistAmendment 1	MPA	Toronto Dominion Investments, Inc. in Blackrock Muniyield Pennsylvania Quality Fund	100%	826	Nov 10, 2026	SEC
ActivistAmendment 1	BHV	Toronto Dominion Investments, Inc. in Blackrock Virginia Municipal Bond Trust	100%	116	Nov 10, 2026	SEC
ActivistAmendment 10	NEXN	Mithaq Capital SPC in Nexxen International Ltd.	30.2%	17,210,272	Nov 9, 2026	SEC
PassiveAmendment 5	—	BlackRock Portfolio Management LLC in iShares Nasdaq Premium Income Active ETF	25.1%	200,656	Nov 4, 2026	SEC