Ticker · CUSIP 70261F202

KTTA

PASITHEA THERAPEUTICS CORP

···Share

Holders (tracked)

Combined shares

104,956

Combined value

$135.4K

Last close

$0.74

Quarter

2025Q4

Price is -42.4% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$0.74-0.64 (-46.23%)H $1.73 · L $0.29 · Avg Vol 3.0M

Position opened

Tracked holders · last 8 quarters

-1 vs previous quarter over the last 3.

SEC event timeline

5 events

Ken Griffin (Citadel Advisors) trimmed2026-02-17
−11,158 shares · 2025Q4
Position
Two Sigma Investments added2026-02-17
+13,013 shares · 2025Q4
Position
Renaissance Technologies exited2026-02-12
−30,700 shares · 2025Q4
Position
Two Sigma Investments opened position2025-11-14
+35,760 shares · 2025Q3
Position
Renaissance Technologies opened position2025-11-13
+30,700 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for KTTA →

Follow-the-investor returns

If you'd copied each holder of KTTA…

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
Ken Griffin (Citadel Advisors)	2025Q2	$0.72	+3.0%	$42K
Two Sigma Investments	2025Q3	$0.88	-15.7%	$36K

Who moved on this name in 2025Q4

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

New positions0

—

Added to1

Two Sigma Investments
+13,013
$17K

Trimmed1

Ken Griffin (Citadel Advisors)
−11,158
$14K

Exited1

Renaissance Technologies
−30,700
$22K

Institutional ownership over time

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

Quarter	Holders	Shares	Combined value	Δ holders
2025Q2	1	46,858	$34K	—
2025Q3	3	133,801	$97K	+2
2025Q4	2	104,956	$135K	-1

Who owns KTTA

2 super-investors · 2025Q4

Tracked stake

105.0K

Combined value

$135K

% of shares outstanding

—

shares-out unknown

Quarter action mix

Added1Trim1

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Ken Griffin Citadel Advisors	56.2K	$72K	0.0%	Trim−11.2K
2	Two Sigma Investments	48.8K	$63K	0.0%	Added+13.0K

Recent moves

5 transactions

TRIMKen Griffin (Citadel Advisors)
−11,158 · 2025Q4
ADDTwo Sigma Investments
+13,013 · 2025Q4
SOLDRenaissance Technologies
−30,700 · 2025Q4
NEWTwo Sigma Investments
+35,760 · 2025Q3
NEWRenaissance Technologies
+30,700 · 2025Q3

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