Ticker · CUSIP 86384P109

STUB

STUBHUB HLDGS INC

Communication Services·Internet Content & Information

···Share

Holders (tracked)

Combined shares

10,657,076

Combined value

$144.19M

Last close

$6.92

Quarter

2025Q4

Price is -48.9% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$6.92-15.08 (-68.55%)H $22.00 · L $6.09 · Avg Vol 4.4M

Position opened

Tracked holders · last 8 quarters

+2 vs previous quarter over the last 2.

SEC event timeline

18 events

Fitzgerald Scott Michael · Principal Accounting Officer
2026-04-13
Sold $10.5K @ $6.50
Insider sell
Ken Griffin (Citadel Advisors) trimmed2026-02-17
−945,203 shares · 2025Q4
Position
Stanley Druckenmiller (Duquesne) trimmed2026-02-17
−1,953,765 shares · 2025Q4
Position
Andreas Halvorsen (Viking Global) exited2026-02-17
−2,040,816 shares · 2025Q4
Position
Two Sigma Investments exited2026-02-17
−10,500 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+50,146 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+21,051 shares · 2025Q4
Position
Ron Baron (Baron Capital / BAMCO) trimmed2026-02-17
−41,117 shares · 2025Q4
Position
George Soros (Soros Fund Mgmt) trimmed2026-02-13
−387,816 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+1,750,000 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) opened position2025-11-14
+578,294 shares · 2025Q3
Position
Two Sigma Investments opened position2025-11-14
+10,500 shares · 2025Q3
Position
Andreas Halvorsen (Viking Global) opened position2025-11-14
+2,040,816 shares · 2025Q3
Position
Stanley Druckenmiller (Duquesne) opened position2025-11-14
+4,259,516 shares · 2025Q3
Position
George Soros (Soros Fund Mgmt) opened position2025-11-14
+874,415 shares · 2025Q3
Position
Lee Ainslie (Maverick Capital) opened position2025-11-14
+931,473 shares · 2025Q3
Position
Ron Baron (Baron Capital / BAMCO) opened position2025-11-14
+2,994,330 shares · 2025Q3
Position
Mario Gabelli (GAMCO) opened position2025-11-12
+268,305 shares · 2025Q3
Position

Insider activity

Last 30 days

Net (open-market)

−$10.5K

Buys

0 · $0

Sells

1 · $10.5K

Unique insiders

Date	Insider	Code	Shares	Price	Value
04-13	Fitzgerald Scott Michael Principal Accounting Officer · Insider	S	1,619	$6.50	$10.5K

View full insider history for STUB →

Follow-the-investor returns

If you'd copied each holder of STUB…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Paul Tudor Jones (Tudor Investment)	2025Q4	$13.53	-48.9%	$153K
Paul Tudor Jones (Tudor Investment)	2025Q4	$13.53	-48.9%	$153K
Paul Tudor Jones (Tudor Investment)	2025Q4	$13.53	-48.9%	$153K
Norges Bank (Norway SWF)	2025Q4	$13.53	-48.9%	$12.1M
Izzy Englander (Millennium Mgmt)	2025Q3	$13.72	-49.6%	$4.3M
Izzy Englander (Millennium Mgmt)	2025Q3	$13.72	-49.6%	$4.3M
Ken Griffin (Citadel Advisors)	2025Q3	$14.78	-53.2%	$2.0M
Ken Griffin (Citadel Advisors)	2025Q3	$14.78	-53.2%	$2.0M
Ken Griffin (Citadel Advisors)	2025Q3	$14.78	-53.2%	$2.0M
Stanley Druckenmiller (Duquesne)	2025Q3	$16.84	-58.9%	$16.0M
Mario Gabelli (GAMCO)	2025Q3	$16.84	-58.9%	$1.9M
George Soros (Soros Fund Mgmt)	2025Q3	$16.84	-58.9%	$3.4M
Lee Ainslie (Maverick Capital)	2025Q3	$16.84	-58.9%	$6.4M
Ron Baron (Baron Capital / BAMCO)	2025Q3	$16.84	-58.9%	$20.4M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions2

Norges Bank (Norway SWF)
+1,750,000
$23.7M
Paul Tudor Jones (Tudor Investment)
+21,051
$285K

Added to1

Izzy Englander (Millennium Mgmt)
+50,146
$678K

Trimmed4

Ken Griffin (Citadel Advisors)
−945,203
$12.8M
George Soros (Soros Fund Mgmt)
−387,816
$5.2M
Ron Baron (Baron Capital / BAMCO)
−41,117
$556K
Stanley Druckenmiller (Duquesne)
−1,953,765
$26K

Exited2

Andreas Halvorsen (Viking Global)
−2,040,816
$34.4M
Two Sigma Investments
−10,500
$177K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2025Q3	12	13,853,496	$233.3M	—
2025Q4	14	10,657,076	$144.2M	+2

Who owns STUB

14 super-investors · 2025Q4

Tracked stake

10.66M

Combined value

$144M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New4Added2Trim6Held2

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Ron Baron Baron Capital / BAMCO	2.95M	$40M	0.1%	Trim−41.1K
2	Stanley Druckenmiller Duquesne	2.31M	$31M	0.7%	Trim−1.95M
3	Norges Bank Norway SWF	1.75M	$24M	0.0%	New+1.75M	—
4	Lee Ainslie Maverick Capital	931.5K	$13M	0.1%	Held
5	Izzy Englander Millennium Mgmt	628.4K	$9M	0.0%	Added+50.1K
6	Ken Griffin Citadel Advisors	581.7K	$8M	0.0%	Trim−945.2K
7	George Soros Soros Fund Mgmt	486.6K	$7M	0.1%	Trim−387.8K
8	Ken Griffin Citadel Advisors	378.1K	$5M	0.0%	Trim−945.2K
9	Ken Griffin Citadel Advisors	283.3K	$4M	0.0%	Trim−945.2K
10	Mario Gabelli GAMCO	268.3K	$4M	0.0%	Held
11	Izzy Englander Millennium Mgmt	37.0K	$501K	0.0%	Added+50.1K
12	Paul Tudor Jones Tudor Investment	22.1K	$299K	0.0%	New+21.1K
13	Paul Tudor Jones Tudor Investment	21.1K	$285K	0.0%	New+21.1K
14	Paul Tudor Jones Tudor Investment	10.0K	$135K	0.0%	New+21.1K

Recent moves

17 transactions

TRIMKen Griffin (Citadel Advisors)
−945,203 · 2025Q4
TRIMStanley Druckenmiller (Duquesne)
−1,953,765 · 2025Q4
SOLDAndreas Halvorsen (Viking Global)
−2,040,816 · 2025Q4
SOLDTwo Sigma Investments
−10,500 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+50,146 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+21,051 · 2025Q4
TRIMRon Baron (Baron Capital / BAMCO)
−41,117 · 2025Q4
TRIMGeorge Soros (Soros Fund Mgmt)
−387,816 · 2025Q4
NEWNorges Bank (Norway SWF)
+1,750,000 · 2025Q4
NEWIzzy Englander (Millennium Mgmt)
+578,294 · 2025Q3
NEWTwo Sigma Investments
+10,500 · 2025Q3
NEWAndreas Halvorsen (Viking Global)
+2,040,816 · 2025Q3
NEWStanley Druckenmiller (Duquesne)
+4,259,516 · 2025Q3
NEWGeorge Soros (Soros Fund Mgmt)
+874,415 · 2025Q3
NEWLee Ainslie (Maverick Capital)
+931,473 · 2025Q3
NEWRon Baron (Baron Capital / BAMCO)
+2,994,330 · 2025Q3
NEWMario Gabelli (GAMCO)
+268,305 · 2025Q3

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