Pasithea Therapeutics KTTA Institutional Ownership

NASDAQ KTTA

$0.45 -0.04 (-8.73%)

At close: Oct 22, 2026 · 4:00 PM EDT

Institutions by Trading Activity

25 Institutions

Increased 16 64.0%

Unchanged 5 20.0%

Reduced 4 16.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

50.24%

▼-1.16 pp QoQ

Shares Held by Institutions

16.79Mn

of 33.41Mn outstanding

▲+30.96% QoQ

Shares Outstanding

33.41Mn

16.63Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+4 vs prior quarter

Net Shares Added (QoQ)

+3.97Mn

accumulated since last quarter

Value of Holdings

$8.23Mn

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

Pasithea Therapeutics Corp. (NASDAQ:KTTA) was held by 25 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

Their combined stake equaled 50.24% of outstanding shares in Q2 2026, down from 51.40% in Q1 2026.
Total shares held in Pasithea Therapeutics rose 30.96% versus Q1 2026, while the number of holders rose 150.00% versus Q2 2025.
Looking at the 25 holders of KTTA individually, 16 added to their positions, 4 reduced their stakes and 5 left their positions unchanged.
In total, institutional investors held 16.79Mn shares of Pasithea Therapeutics at the end of Q2 2026, up 3.97Mn from the prior quarter and up 16.53Mn from a year earlier.
As of June 30, 2026, the biggest holder of Pasithea Therapeutics was Cable Car Capital, LP with 3Mn shares, or 8.98% of shares outstanding.
Holders that added the most shares of Pasithea Therapeutics in Q2 2026 were Cable Car Capital, LP (+1.79Mn shares), Stonepine Capital Management, LLC (+1.37Mn shares), AdvisorShares Investments LLC (+600.04K shares), Ameriprise Financial Inc (+513.59K shares) and UBS Group AG (+161.96K shares).
On the other side, among holders that kept a position in Pasithea Therapeutics, the largest reductions in Q2 2026 came from Vivo Capital, LLC (-1.63Mn shares), Squadron Capital Management LLC (-1.1Mn shares), Renaissance Technologies LLC (-27.8K shares) and Geode Capital Management, LLC (-20.13K shares).
According to Business Quant data, the leading holders of KTTA for Q2 2026 were Cable Car Capital, LP (3Mn shares), Stonepine Capital Management, LLC (2.2Mn shares), Adage Capital Partners GP, L.L.C. (2.1Mn shares), Jupiter Topco LLC (2.1Mn shares), Opaleye Management Inc. (2.05Mn shares), Ameriprise Financial Inc (1.86Mn shares), Squadron Capital Management LLC (1Mn shares), AdvisorShares Investments LLC (937.55K shares), Vivo Capital, LLC (465.47K shares) and Persistent Asset Partners Ltd (290.56K shares).

Form 13F Holdings

25 Institutional Holders

Report period 30 Jun, 2026

Total shares held 16.79Mn

Of outstanding 50.24%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Cable Car Capital, LP	0001699575	3,000,000	8.98%	▲1,793,621	+148.68%	$1.55Mn
2	Stonepine Capital Management, LLC	0001440771	2,201,468	6.59%	▲1,370,167	+164.82%	$1.13Mn
3	ADAGE CAPITAL PARTNERS GP, L.L.C.	0001165408	2,100,000	6.28%	0	0.00%	$1.08Mn
3	Jupiter Topco LLC	0002146052	2,100,000	6.28%	▲2,100,000	0.00%	$1.09Mn
4	Opaleye Management Inc.	0001595855	2,050,000	6.14%	▲2,050,000	0.00%	$1.06Mn
5	Ameriprise Financial Inc	0000820027	1,864,485	5.58%	▲513,589	+38.02%	$960.96K
6	Squadron Capital Management LLC	0002050709	1,000,000	2.99%	▼1,100,000	-52.38%	$515.40K
7	AdvisorShares Investments LLC	0001425930	937,550	2.81%	▲600,042	+177.79%	$483.21K
8	Vivo Capital, LLC	0001674712	465,471	1.39%	▼1,634,529	-77.83%	$239.90K
9	Persistent Asset Partners Ltd	0002056052	290,555	0.87%	0	0.00%	$149.75K
10	UBS Group AG	0001610520	188,111	0.56%	▲161,962	+619.38%	$96.88K
11	XTX Topco Ltd	0001828301	127,572	0.38%	▲93,821	+277.98%	$65.75K
12	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	126,279	0.38%	▲72,464	+134.65%	$65.03K
13	GEODE CAPITAL MANAGEMENT, LLC	0001214717	83,856	0.25%	▼20,129	-19.36%	$43.22K
14	RENAISSANCE TECHNOLOGIES LLC	0001037389	65,600	0.20%	▼27,799	-29.76%	$33.81K
15	TWO SIGMA INVESTMENTS, LP	0001179392	64,166	0.19%	▲43,112	+204.77%	$33.07K
16	VANGUARD FIDUCIARY TRUST CO	0000933478	43,860	0.13%	0	0.00%	$22.59K
17	Northern Trust Corp	0000073124	31,405	0.09%	▲12,033	+62.12%	$16.19K
18	Jump Financial, LLC	0001831577	29,363	0.09%	▲29,363	0.00%	$15.13K
19	Tower Research Capital LLC (TRC)	0001533421	8,838	0.03%	▲6,984	+376.70%	$4.56K

Showing 1 to 20 of 25 holders