Perspective Therapeutics CATX Institutional Ownership

NYSE CATX

$2.29 -0.01 (-0.65%)

As of: Oct 21, 2026 · 3:59 PM EDT

As of the 13F quarter ended Jun 30, 2026, 131 institutions held 72.15% of Perspective Therapeutics (CATX) shares outstanding. Versus the prior quarter, institutional ownership was up 3.24 percentage points, the holder count fell by 5 and shares held were up 10.80%. The largest holder is BlackRock, Inc. with 9.49Mn shares (7.87% of outstanding).

Updated Oct 10, 2026 Perspective Therapeutics (CATX) stock price and overview

Institutions by Trading Activity

131 Institutions

Increased 87 66.4%

Unchanged 20 15.3%

Reduced 24 18.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

72.15%

▲+3.24 pp QoQ

Shares Held by Institutions

87.05Mn

of 120.65Mn outstanding

▲+10.80% QoQ

Shares Outstanding

120.65Mn

33.61Mn held outside 13F filers

Institutional Investors

131

filed 13F for Jun 2026

▼-5 vs prior quarter

Net Shares Added (QoQ)

+8.48Mn

accumulated since last quarter

Value of Holdings

$200.20Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 10, 2026

Perspective Therapeutics, Inc. (NYSE:CATX) was held by 131 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

Collectively, these holders controlled 72.15% of Perspective Therapeutics' outstanding shares in Q2 2026, up from 68.90% in Q1 2026.
Total shares held in Perspective Therapeutics rose 10.80% from Q1 2026, while the number of holders rose 42.39% from Q2 2025.
Looking at the 131 holders of CATX individually, 87 added to their positions, 24 reduced their stakes and 20 left their positions unchanged.
The aggregate institutional position in Perspective Therapeutics was 87.05Mn shares at the end of Q2 2026, up 8.48Mn from the prior quarter and up 46.49Mn from a year earlier.
BlackRock, Inc. was the top holder of Perspective Therapeutics as of June 30, 2026, with 9.49Mn shares, or 7.87% of shares outstanding.
Among holders that already owned Perspective Therapeutics, the biggest buyers in Q2 2026 were BlackRock, Inc. (+4.15Mn shares), State Street Corp (+2.92Mn shares), Spruce Street Capital LP (+1.07Mn shares), Affinity Asset Advisors, LLC (+1.05Mn shares) and Millennium Management LLC (+865.22K shares).
Holders that trimmed the most shares of Perspective Therapeutics in Q2 2026 while keeping a position were Morgan Stanley (-1.07Mn shares), Nuveen, LLC (-573.4K shares), Ally Bridge Group (NY) LLC (-182.6K shares), Invesco Ltd. (-178.49K shares) and Susquehanna International Group, LLP (-156.84K shares).
Per Business Quant data, the 10 largest holders of Perspective Therapeutics at the end of Q2 2026 were BlackRock, Inc. (9.49Mn shares), TCG Crossover Management, LLC (7.92Mn shares), Commodore Capital LP (6.34Mn shares), Avidity Partners Management LP (6.3Mn shares), State Street Corp (6.05Mn shares), Millennium Management LLC (4.91Mn shares), Vanguard Capital Management LLC (4.44Mn shares), Affinity Asset Advisors, LLC (4.21Mn shares), Citadel Advisors LLC (3.81Mn shares) and Spruce Street Capital LP (3.69Mn shares).

Form 13F Holdings

131 Institutional Holders

Report period 30 Jun, 2026

Total shares held 87.05Mn

Of outstanding 72.15%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	9,494,152	7.87%	▲4,145,591	+77.51%	$32.38Mn
2	TCG Crossover Management, LLC	0001839948	7,915,567	6.56%	0	0.00%	$26.99Mn
3	Commodore Capital LP	0001831942	6,336,782	5.25%	0	0.00%	$21.61Mn
4	Avidity Partners Management LP	0001791827	6,299,999	5.22%	▲250,000	+4.13%	$21.48Mn
5	State Street Corp	0000093751	6,051,771	5.02%	▲2,919,101	+93.18%	$20.64Mn
6	MILLENNIUM MANAGEMENT LLC	0001273087	4,911,855	4.07%	▲865,215	+21.38%	$16.75Mn
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	4,436,572	3.68%	▲57,616	+1.32%	$15.13Mn
8	Affinity Asset Advisors, LLC	0001773195	4,214,582	3.49%	▲1,050,000	+33.18%	$14.37Mn
9	CITADEL ADVISORS LLC	0001423053	3,805,739	3.15%	▲239,235	+6.71%	$12.98Mn
10	Spruce Street Capital LP	0002050194	3,693,931	3.06%	▲1,066,824	+40.61%	$12.60Mn
11	BALYASNY ASSET MANAGEMENT L.P.	0001218710	3,320,224	2.75%	▲325,764	+10.88%	$11.32Mn
12	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,458,673	2.04%	▲691,713	+39.15%	$8.39Mn
13	Nantahala Capital Management, LLC	0001472322	2,325,450	1.93%	▲2,325,450	0.00%	$7.93Mn
14	Morgan Stanley	0000895421	1,912,550	1.59%	▼1,070,792	-35.89%	$6.52Mn
15	Goldman Sachs Group Inc	0000886982	1,733,078	1.44%	▲491,262	+39.56%	$5.91Mn
16	Nicholson Wealth Management Group, LLC	0002035982	1,619,993	1.34%	▲1,000	+0.06%	$5.52Mn
17	TWO SIGMA INVESTMENTS, LP	0001179392	1,556,451	1.29%	▲552,977	+55.11%	$5.31Mn
18	ADAR1 Capital Management, LLC	0001940272	1,210,117	1.00%	▲460,782	+61.49%	$4.13Mn
19	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,087,767	0.90%	▲335,734	+44.64%	$3.71Mn
20	DIMENSIONAL FUND ADVISORS LP	0000354204	1,074,071	0.89%	▲623,974	+138.63%	$3.66Mn

Showing 1 to 20 of 131 holders