Ticker · CUSIP 775133101

ROG

ROGERS CORP

Technology·Electronic Components

···Share

Holders (tracked)

Combined shares

1,936,664

Combined value

$177.34M

Last close

$122.34

Quarter

2025Q4

Price is +33.6% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$122.34+68.42 (+126.89%)H $122.34 · L $53.92 · Avg Vol 197K

Tracked holders · last 8 quarters

Flat over the last 8 quarters.

SEC event timeline

23 events

Ken Griffin (Citadel Advisors) added2026-02-17
+65,347 shares · 2025Q4
Position
D.E. Shaw & Co. trimmed2026-02-17
−116,913 shares · 2025Q4
Position
Two Sigma Investments trimmed2026-02-17
−27,043 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−83,856 shares · 2025Q4
Position
Steve Cohen (Point72) exited2026-02-17
−32,000 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+235 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+8,644 shares · 2025Q4
Position
George Soros (Soros Fund Mgmt) opened position2026-02-13
+37,197 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−47,900 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+1,301,270 shares · 2025Q4
Position
Mario Gabelli (GAMCO) trimmed2026-02-05
−2,796 shares · 2025Q4
Position
First Eagle Investment Management added2026-02-04
+48,536 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2025-11-14
−97,190 shares · 2025Q3
Position
Steve Cohen (Point72) opened position2025-11-14
+32,000 shares · 2025Q3
Position
Two Sigma Investments opened position2025-11-14
+38,600 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+8,377 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+731 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+2,268 shares · 2025Q3
Position
Renaissance Technologies trimmed2025-11-13
−900 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−1,301,270 shares · 2025Q3
Position
Norges Bank (Norway SWF) added2025-11-12
+10,824 shares · 2024Q3
Position
First Eagle Investment Management opened position2025-11-12
+69,793 shares · 2025Q3
Position
Mario Gabelli (GAMCO) added2025-11-12
+1,927 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for ROG →

Follow-the-investor returns

If you'd copied each holder of ROG…

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
Izzy Englander (Millennium Mgmt)	2016Q1	$69.11	+77.0%	$531K
Renaissance Technologies	2016Q1	$72.80	+68.0%	$1.7M
AQR Capital Management	2016Q3	$80.61	+51.8%	$5.6M
First Eagle Investment Management	2025Q3	$85.02	+43.9%	$14.5M
Two Sigma Investments	2016Q1	$88.26	+38.6%	$1.4M
Ken Griffin (Citadel Advisors)	2016Q2	$91.22	+34.1%	$11.0M
Ken Griffin (Citadel Advisors)	2016Q2	$91.22	+34.1%	$11.0M
George Soros (Soros Fund Mgmt)	2025Q4	$91.57	+33.6%	$4.6M
D.E. Shaw & Co.	2016Q1	$100.16	+22.1%	$11.2M
Mario Gabelli (GAMCO)	2021Q4	$107.82	+13.5%	$24.9M
T. Rowe Price	2016Q1	$108.29	+13.0%	$2.1M
Norges Bank (Norway SWF)	2016Q1	$1453.32	-91.6%	$159.2M

Who moved on this name in 2025Q4

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

New positions2

Norges Bank (Norway SWF)
+1,301,270
$119.2M
George Soros (Soros Fund Mgmt)
+37,197
$3.4M

Added to4

Ken Griffin (Citadel Advisors)
+65,347
$6.0M
First Eagle Investment Management
+48,536
$4.4M
AQR Capital Management
+8,644
$792K
T. Rowe Price
+235
$22

Trimmed5

D.E. Shaw & Co.
−116,913
$10.7M
Izzy Englander (Millennium Mgmt)
−83,856
$7.7M
Renaissance Technologies
−47,900
$4.4M
Two Sigma Investments
−27,043
$2.5M
Mario Gabelli (GAMCO)
−2,796
$256K

Exited1

Steve Cohen (Point72)
−32,000
$2.6M

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	10	3,824,783	$107.41B	—
2022Q2	15	3,729,295	$75.25B	+5
2022Q3	13	3,650,655	$883.0M	-2
2022Q4	12	5,542,817	$661.5M	-1
2023Q1	14	5,754,321	$940.4M	+2
2023Q2	12	5,300,763	$858.4M	-2
2023Q3	12	5,214,677	$685.6M	—
2023Q4	11	5,115,356	$675.6M	-1
2024Q1	10	4,825,569	$572.7M	-1
2024Q2	11	5,031,932	$606.9M	+1
2024Q3	10	1,590,230	$179.7M	-1
2024Q4	9	1,380,279	$140.3M	-1
2025Q1	10	541,608	$36.6M	+1
2025Q2	10	2,085,402	$142.8M	—
2025Q3	12	802,143	$64.5M	+2
2025Q4	12	1,936,664	$177.3M	—

Who owns ROG

12 super-investors · 2025Q4

Tracked stake

1.94M

Combined value

$177M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New2Added5Trim5

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Norges Bank Norway SWF	1.30M	$119M	0.0%	New+1.30M
2	Mario Gabelli GAMCO	203.2K	$19M	0.2%	Trim−2.8K
3	First Eagle Investment Management	118.3K	$11M	0.0%	Added+48.5K
4	D.E. Shaw & Co.	91.4K	$8M	0.0%	Trim−116.9K
5	Ken Griffin Citadel Advisors	89.7K	$8M	0.0%	Added+65.3K
6	AQR Capital Management	46.1K	$4M	0.0%	Added+8.6K
7	George Soros Soros Fund Mgmt	37.2K	$3M	0.0%	New+37.2K	—
8	T. Rowe Price	17.4K	$2M	0.0%	Added+235
9	Renaissance Technologies	13.7K	$1M	0.0%	Trim−47.9K
10	Two Sigma Investments	11.6K	$1M	0.0%	Trim−27.0K
11	Izzy Englander Millennium Mgmt	4.3K	$397K	0.0%	Trim−83.9K
12	Ken Griffin Citadel Advisors	2.5K	$229K	0.0%	Added+65.3K

Recent moves

20 transactions

TRIMIzzy Englander (Millennium Mgmt)
−83,856 · 2025Q4
TRIMD.E. Shaw & Co.
−116,913 · 2025Q4
TRIMTwo Sigma Investments
−27,043 · 2025Q4
ADDAQR Capital Management
+8,644 · 2025Q4
SOLDSteve Cohen (Point72)
−32,000 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+65,347 · 2025Q4
ADDT. Rowe Price
+235 · 2025Q4
NEWGeorge Soros (Soros Fund Mgmt)
+37,197 · 2025Q4
TRIMRenaissance Technologies
−47,900 · 2025Q4
NEWNorges Bank (Norway SWF)
+1,301,270 · 2025Q4
TRIMMario Gabelli (GAMCO)
−2,796 · 2025Q4
ADDFirst Eagle Investment Management
+48,536 · 2025Q4
NEWSteve Cohen (Point72)
+32,000 · 2025Q3
ADDT. Rowe Price
+731 · 2025Q3
TRIMIzzy Englander (Millennium Mgmt)
−97,190 · 2025Q3
NEWTwo Sigma Investments
+38,600 · 2025Q3
ADDD.E. Shaw & Co.
+8,377 · 2025Q3
ADDAQR Capital Management
+2,268 · 2025Q3
TRIMRenaissance Technologies
−900 · 2025Q3
SOLDNorges Bank (Norway SWF)
−1,301,270 · 2025Q3

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