Ticker · CUSIP 69349H107

TXNM

PNM RES INC

Utilities·Utilities - Regulated Electric

···Share

Holders (tracked)

Combined shares

10,920,512

Combined value

$643.00M

Last close

$58.97

Quarter

2025Q4

Price is +0.2% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$58.97+7.10 (+13.70%)H $59.44 · L $50.03 · Avg Vol 1.1M

Tracked holders · last 8 quarters

+2 vs previous quarter over the last 8.

SEC event timeline

24 events

Two Sigma Investments trimmed2026-02-17
−10,689 shares · 2025Q4
Position
D.E. Shaw & Co. trimmed2026-02-17
−325,609 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+1,228,581 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+338,561 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+418,545 shares · 2025Q4
Position
Jeremy Grantham (GMO) added2026-02-17
+69,763 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+3,560 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+3,567 shares · 2025Q4
Position
Renaissance Technologies exited2026-02-12
−16,600 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+3,092,063 shares · 2025Q4
Position
Mario Gabelli (GAMCO) trimmed2026-02-05
−30,220 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−200,000 shares · 2025Q3
Position
AQR Capital Management trimmed2025-11-14
−5,446 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+1,322,143 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−27,953 shares · 2025Q3
Position
D.E. Shaw & Co. added2025-11-14
+1,465,229 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+8,033 shares · 2025Q3
Position
Wellington Management exited2025-11-14
−329,620 shares · 2025Q3
Position
Renaissance Technologies trimmed2025-11-13
−227,684 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−1,764,099 shares · 2025Q3
Position
Jeremy Grantham (GMO) added2025-11-13
+193,964 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) exited2025-11-13
−171,638 shares · 2025Q3
Position
First Eagle Investment Management exited2025-11-12
−5,387 shares · 2025Q3
Position
Mario Gabelli (GAMCO) trimmed2025-11-12
−12,570 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for TXNM →

Follow-the-investor returns

If you'd copied each holder of TXNM…

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
Mario Gabelli (GAMCO)	2016Q1	$36.63	+61.0%	$45.6M
AQR Capital Management	2016Q1	$40.60	+45.3%	$5.3M
Two Sigma Investments	2016Q3	$44.11	+33.7%	$353K
T. Rowe Price	2016Q1	$47.41	+24.4%	$5.2M
Jeremy Grantham (GMO)	2019Q1	$50.05	+17.8%	$44.0M
D.E. Shaw & Co.	2016Q1	$56.17	+5.0%	$83.9M
Izzy Englander (Millennium Mgmt)	2016Q1	$56.43	+4.5%	$172.8M
Paul Tudor Jones (Tudor Investment)	2016Q1	$57.15	+3.2%	$20.0M
Ken Griffin (Citadel Advisors)	2016Q2	$57.22	+3.1%	$519K
Ken Griffin (Citadel Advisors)	2016Q2	$57.22	+3.1%	$519K
Norges Bank (Norway SWF)	2025Q2	$57.42	+2.7%	$182.3M

Who moved on this name in 2025Q4

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

New positions2

Norges Bank (Norway SWF)
+3,092,063
$182.1M
Paul Tudor Jones (Tudor Investment)
+338,561
$19.9M

Added to5

Izzy Englander (Millennium Mgmt)
+1,228,581
$72.3M
Ken Griffin (Citadel Advisors)
+418,545
$24.6M
Jeremy Grantham (GMO)
+69,763
$4.1M
AQR Capital Management
+3,560
$210K
T. Rowe Price
+3,567
$210

Trimmed3

D.E. Shaw & Co.
−325,609
$19.2M
Mario Gabelli (GAMCO)
−30,220
$1.8M
Two Sigma Investments
−10,689
$629K

Exited1

Renaissance Technologies
−16,600
$939K

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	11	17,499,965	$834.2M	—
2022Q2	11	17,041,664	$814.3M	—
2022Q3	11	18,140,701	$829.6M	—
2022Q4	13	18,080,780	$882.2M	+2
2023Q1	14	16,821,243	$818.9M	+1
2023Q2	14	17,427,338	$786.0M	—
2023Q3	12	17,262,756	$770.1M	-2
2023Q4	12	15,916,347	$662.1M	—
2024Q1	13	18,632,831	$701.3M	+1
2024Q2	15	18,198,193	$672.6M	+2
2024Q3	13	6,978,962	$305.4M	-2
2024Q4	12	5,514,419	$271.1M	-1
2025Q1	13	5,502,280	$294.2M	+1
2025Q2	14	4,893,207	$275.6M	+1
2025Q3	9	6,140,190	$347.2M	-5
2025Q4	11	10,920,512	$643.0M	+2

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2025-04-07	Julie Johnson	Sell	$1K – $15K	PDF ↗

Who owns TXNM

11 super-investors · 2025Q4

Tracked stake

10.92M

Combined value

$643M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New2Added6Trim3

#	Manager	Shares	Value	% of book	Last action
1	Norges Bank Norway SWF	3.09M	$182M	0.0%	New+3.09M
2	Izzy Englander Millennium Mgmt	2.93M	$173M	0.1%	Added+1.23M
3	Ken Griffin Citadel Advisors	1.43M	$84M	0.0%	Added+418.5K
4	D.E. Shaw & Co.	1.42M	$84M	0.0%	Trim−325.6K
5	Mario Gabelli GAMCO	773.4K	$46M	0.4%	Trim−30.2K
6	Jeremy Grantham GMO	745.9K	$44M	0.1%	Added+69.8K
7	Paul Tudor Jones Tudor Investment	338.6K	$20M	0.0%	New+338.6K
8	AQR Capital Management	89.4K	$5M	0.0%	Added+3.6K
9	T. Rowe Price	88.0K	$5M	0.0%	Added+3.6K
10	Ken Griffin Citadel Advisors	8.8K	$518K	0.0%	Added+418.5K
11	Two Sigma Investments	6.0K	$352K	0.0%	Trim−10.7K

Recent moves

20 transactions

ADDKen Griffin (Citadel Advisors)
+418,545 · 2025Q4
TRIMD.E. Shaw & Co.
−325,609 · 2025Q4
ADDT. Rowe Price
+3,567 · 2025Q4
ADDAQR Capital Management
+3,560 · 2025Q4
TRIMTwo Sigma Investments
−10,689 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+338,561 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+1,228,581 · 2025Q4
ADDJeremy Grantham (GMO)
+69,763 · 2025Q4
SOLDRenaissance Technologies
−16,600 · 2025Q4
NEWNorges Bank (Norway SWF)
+3,092,063 · 2025Q4
TRIMMario Gabelli (GAMCO)
−30,220 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−200,000 · 2025Q3
ADDD.E. Shaw & Co.
+1,465,229 · 2025Q3
ADDT. Rowe Price
+8,033 · 2025Q3
SOLDWellington Management
−329,620 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+1,322,143 · 2025Q3
TRIMTwo Sigma Investments
−27,953 · 2025Q3
TRIMAQR Capital Management
−5,446 · 2025Q3
TRIMRenaissance Technologies
−227,684 · 2025Q3
SOLDNorges Bank (Norway SWF)
−1,764,099 · 2025Q3

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