Ticker · CUSIP 767292105

RIOT

RIOT BLOCKCHAIN INC

Financial Services·Capital Markets

···Share

Holders (tracked)

Combined shares

40,425,065

Combined value

$500.88M

Last close

$16.92

Quarter

2025Q4

Tracked holders · last 8 quarters

+3 vs previous quarter over the last 8.

Price is +36.6% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

20 events

Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+448,886 shares · 2025Q4
13F
Ken Griffin (Citadel Advisors) added2026-02-17
+1,576,806 shares · 2025Q4
13F
AQR Capital Management added2026-02-17
+90,001 shares · 2025Q4
13F
Andreas Halvorsen (Viking Global) opened position2026-02-17
+12,428,894 shares · 2025Q4
13F
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−182,097 shares · 2025Q4
13F
Steve Cohen (Point72) trimmed2026-02-17
−1,330,226 shares · 2025Q4
13F
Two Sigma Investments trimmed2026-02-17
−2,479,282 shares · 2025Q4
13F
T. Rowe Price added2026-02-17
+104,633 shares · 2025Q4
13F
Wellington Management added2026-02-17
+424,722 shares · 2025Q4
13F
Ray Dalio (Bridgewater Associates) added2026-02-13
+345,166 shares · 2025Q4
13F
Renaissance Technologies added2026-02-12
+1,489,400 shares · 2025Q4
13F
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−793,222 shares · 2025Q3
13F
Steve Cohen (Point72) trimmed2025-11-14
−1,323,054 shares · 2025Q3
13F
Two Sigma Investments trimmed2025-11-14
−211,842 shares · 2025Q3
13F
T. Rowe Price added2025-11-14
+484,030 shares · 2025Q3
13F
Wellington Management opened position2025-11-14
+931,517 shares · 2025Q3
13F
AQR Capital Management trimmed2025-11-14
−8,579 shares · 2025Q3
13F
Izzy Englander (Millennium Mgmt) added2025-11-14
+755,732 shares · 2025Q3
13F
Ray Dalio (Bridgewater Associates) opened position2025-11-13
+10,435 shares · 2025Q3
13F
Renaissance Technologies trimmed2025-11-13
−401,400 shares · 2025Q3
13F

Insider activity

Last 30 days

Net (open-market)

Buys

0 · $0

Sells

0 · $0

Unique insiders

Date	Insider	Code	Shares	Price	Value
04-12	Gibbs Jonathan CDCO (See Remarks) · Insider	D	1,147,910	—	$0

View full insider history for RIOT →

Follow-the-investor returns

If you'd copied each holder of RIOT…

Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
T. Rowe Price	2021Q1	$0.13	+12472.1%	$15.1M
D.E. Shaw & Co.	2019Q4	$10.11	+67.3%	$92.3M
Paul Tudor Jones (Tudor Investment)	2021Q2	$11.18	+51.3%	$1.5M
Paul Tudor Jones (Tudor Investment)	2021Q2	$11.18	+51.3%	$1.5M
Paul Tudor Jones (Tudor Investment)	2021Q2	$11.18	+51.3%	$1.5M
Two Sigma Investments	2023Q2	$11.31	+49.6%	$6.7M
AQR Capital Management	2021Q2	$11.73	+44.2%	$2.1M
Andreas Halvorsen (Viking Global)	2025Q4	$12.67	+33.5%	$210.3M
Ken Griffin (Citadel Advisors)	2017Q4	$12.68	+33.4%	$27.4M
Ken Griffin (Citadel Advisors)	2017Q4	$12.68	+33.4%	$27.4M
Ken Griffin (Citadel Advisors)	2017Q4	$12.68	+33.4%	$27.4M
Ray Dalio (Bridgewater Associates)	2025Q3	$12.86	+31.6%	$6.0M
Steve Cohen (Point72)	2021Q4	$13.17	+28.4%	$6.3M
Steve Cohen (Point72)	2021Q4	$13.17	+28.4%	$6.3M
Steve Cohen (Point72)	2021Q4	$13.17	+28.4%	$6.3M
Renaissance Technologies	2017Q4	$14.99	+12.9%	$72.6M
Wellington Management	2021Q2	$16.96	-0.2%	$22.9M
Izzy Englander (Millennium Mgmt)	2017Q4	$18.18	-6.9%	$11.4M
Izzy Englander (Millennium Mgmt)	2017Q4	$18.18	-6.9%	$11.4M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.

New positions2

Andreas Halvorsen (Viking Global)
+12,428,894
$157.5M
Paul Tudor Jones (Tudor Investment)
+448,886
$5.7M

Added to6

Ken Griffin (Citadel Advisors)
+1,576,806
$20.0M
Renaissance Technologies
+1,489,400
$18.9M
Wellington Management
+424,722
$5.4M
Ray Dalio (Bridgewater Associates)
+345,166
$4.4M
AQR Capital Management
+90,001
$1.1M
T. Rowe Price
+104,633
$1K

Trimmed3

Two Sigma Investments
−2,479,282
$31.4M
Steve Cohen (Point72)
−1,330,226
$16.9M
Izzy Englander (Millennium Mgmt)
−182,097
$2.3M

Exited0

—

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	8	12,212,608	$11.68B	—
2022Q2	11	13,880,759	$1.96B	+3
2022Q3	7	14,517,712	$102K	-4
2022Q4	8	17,858,584	$60.2M	+1
2023Q1	8	18,370,491	$178.4M	—
2023Q2	12	19,053,402	$224.2M	+4
2023Q3	10	20,956,499	$190.2M	-2
2023Q4	8	28,731,126	$430.0M	-2
2024Q1	12	26,166,630	$318.8M	+4
2024Q2	12	29,355,551	$266.9M	—
2024Q3	9	8,485,154	$61.6M	-3
2024Q4	12	21,143,432	$210.5M	+3
2025Q1	15	19,188,093	$134.7M	+3
2025Q2	14	26,343,983	$294.2M	-1
2025Q3	16	31,581,862	$586.0M	+2
2025Q4	19	40,425,065	$500.9M	+3

Who owns RIOT

19 super-investors · 2025Q4

Tracked stake

40.43M

Combined value

$501M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New4Added8Trim6Held1

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Andreas Halvorsen Viking Global	12.43M	$157M	0.4%	New+12.43M	—
2	Ken Griffin Citadel Advisors	8.68M	$110M	0.0%	Added+1.58M
3	D.E. Shaw & Co.	5.46M	$69M	0.0%	Held
4	Renaissance Technologies	4.29M	$54M	0.1%	Added+1.49M
5	Ken Griffin Citadel Advisors	2.21M	$28M	0.0%	Added+1.58M
6	Ken Griffin Citadel Advisors	1.62M	$20M	0.0%	Added+1.58M
7	Wellington Management	1.36M	$17M	0.0%	Added+424.7K
8	Izzy Englander Millennium Mgmt	675.0K	$9M	0.0%	Trim−182.1K
9	Izzy Englander Millennium Mgmt	613.9K	$8M	0.0%	Trim−182.1K
10	Paul Tudor Jones Tudor Investment	448.9K	$6M	0.0%	New+448.9K
11	Two Sigma Investments	396.1K	$5M	0.0%	Trim−2.48M
12	Steve Cohen Point72	373.3K	$5M	0.0%	Trim−1.33M
13	Ray Dalio Bridgewater Associates	355.6K	$5M	0.0%	Added+345.2K
14	Steve Cohen Point72	333.2K	$4M	0.0%	Trim−1.33M
15	AQR Capital Management	123.0K	$2M	0.0%	Added+90.0K
16	Paul Tudor Jones Tudor Investment	87.0K	$1M	0.0%	New+448.9K
17	Paul Tudor Jones Tudor Investment	58.0K	$735K	0.0%	New+448.9K
18	Steve Cohen Point72	30.3K	$384K	0.0%	Trim−1.33M
19	T. Rowe Price	893.4K	$11K	0.0%	Added+104.6K

Recent moves

20 transactions

ADDAQR Capital Management
+90,001 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+448,886 · 2025Q4
NEWAndreas Halvorsen (Viking Global)
+12,428,894 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+1,576,806 · 2025Q4
TRIMSteve Cohen (Point72)
−1,330,226 · 2025Q4
TRIMTwo Sigma Investments
−2,479,282 · 2025Q4
ADDT. Rowe Price
+104,633 · 2025Q4
ADDWellington Management
+424,722 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−182,097 · 2025Q4
ADDRay Dalio (Bridgewater Associates)
+345,166 · 2025Q4
ADDRenaissance Technologies
+1,489,400 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−793,222 · 2025Q3
TRIMSteve Cohen (Point72)
−1,323,054 · 2025Q3
NEWWellington Management
+931,517 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+755,732 · 2025Q3
TRIMTwo Sigma Investments
−211,842 · 2025Q3
ADDT. Rowe Price
+484,030 · 2025Q3
TRIMAQR Capital Management
−8,579 · 2025Q3
TRIMRenaissance Technologies
−401,400 · 2025Q3
NEWRay Dalio (Bridgewater Associates)
+10,435 · 2025Q3

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