SYNAPTOGENIX INC - COM NEW (SNPX)

CUSIP: 87167T201

Q4 2023 13F Holders as of 31 Dec 2023

Share change
+725,966
SEC-reported price per share
$0.27
Number of holders
22
Value change
+$185,476
Number of buys
12
Number of sells
6

Security key

87167T201

Report period

Q4 2023

Institutions

22

Top holders

10

Ownership snapshot

Top reported holders of SNPX - SYNAPTOGENIX INC - COM NEW (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
George Perry
Disclosed value leader
George Perry
Comparable rows
0/15
Latest evidence
30 Sep 2023
3/4/5 13F Highest disclosed value: $46,876 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

George Perry has the largest disclosed position value at $46.9K.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens George Perry's linked filing trail.
Disclosed position value Top 5
George Perry $46.9K
Daniel L. Alkon $41.7K
GEODE CAPITAL MANAGEMENT, LLC $26.7K
TWO SIGMA SECURITIES, LLC $19.2K
Cannell & Co. $13.2K

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
George Perry
3/4/5
Director
—
denominator unverified
$46,876
40,000 shares
— 13 Jul 2021
Daniel L. Alkon
3/4/5
President and CSO, Director
—
denominator unverified
$41,656
35,546 shares
— 16 Dec 2022
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
13F
—
denominator unverified
$26,670
60,614 shares
— 30 Sep 2023
TWO SIGMA SECURITIES, LLC
13F
Company
13F
—
denominator unverified
$19,238
43,723 shares
— 30 Sep 2023
Cannell & Co.
13F
Company
13F
—
denominator unverified
$13,200
30,000 shares
— 30 Sep 2023
Platform Technology Partners
13F
Company
13F
—
denominator unverified
$11,061
25,138 shares
— 30 Sep 2023
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
22
Shares
1,033,576
Rows available
22
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2023 vs Q3 2023 Across Filers

Q3 2023 holders
21
Q4 2023 holders
22
Holder diff
1
Investor Q3 2023 Shares Q4 2023 Shares Share Diff Share Chg % Q3 2023 value Q4 2023 value Value change Value Chg %
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .