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$SHPH
$5.21 +$0.17 (3.27%) Close

Ownership

13F as of Q2 2026 · 4.8M shares outstanding

Who owns SHPH?

By type of holder
Institutions 0.0% Insiders 2.8% Everyone else 97.2%
Concentration Top 6 holders own 2.8%
Brown Milton 0.7% · Richards Steven M 0.4%
Institutional ownership
0.0%
-3.3 pts vs last qtr
Institutional holders
0
-8 vs last qtr
Net shares bought
−158.9K
by institutions in Q2 2026
New / sold out
0 / 8
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

None.

Biggest sellers in Q2 2026
  • Ikarian Capital, LLC SOLD OUT −69.0K
  • Geode Capital Management, LLC SOLD OUT −46.2K

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Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Shuttle Pharmaceuticals Holdings Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2022–FY2025
+1124.4%
+130.48% a year
Each share's claim on the business
−91.8%
shrank without buying or selling a share
Spent on buybacks vs paid in stock
— vs $1.61M
over 4 fiscal years
Diluted shares, split-adjusted
112.0K883.2K1.7M2022: 133.8K shares'222023: 186.6K shares'232024: 115.5K shares'242025: 1.6M shares'25
Buybacks Stock-based comp
$0$466.5K$933.0K2022 buybacks: $02022 stock comp: $237.5K'222023 buybacks: $02023 stock comp: $182.0K'232024 buybacks: $02024 stock comp: $259.7K'242025 buybacks: $02025 stock comp: $933.0K'25

How patient are the owners?

No 13F manager reports holding SHPH.

Super Investors

Investment managers reporting SHPH on Form 13F
IC
Ikarian Capital, LLC
Shares
—
% of company
—
Change vs last qtr
SOLD OUT
Held since
—
GC
Geode Capital Management, LLC
Shares
—
% of company
—
Change vs last qtr
SOLD OUT
Held since
—

3 more super investors behind a free account

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Institutional Funds

Mutual funds and ETFs reporting SHPH on Form N-PORT; together they hold 0.8% of the company
FE
Fidelity Concord Street Trust
Position value
$19.9K
% of company
0.80%
% of the fund
0.00%
As of
May 31, 2026
FN
Fidelity Concord Street Trust
Position value
$139
% of company
0.01%
% of the fund
0.00%
As of
May 31, 2026

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G
BM
Brown Milton
Insider
Shares
34.7K
% of company
0.73%
Change vs last qtr
—
Held since
—
RS
Richards Steven M
Insider
Shares
21.0K
% of company
0.44%
Change vs last qtr
—
Held since
—

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