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PCEliquiditysentimentbreakoutsdowngradesP/E 28.4threadsAAPLSPXvolatilityNDXflowscyclesliquidityestimatesEPS 4.12

Delisting risk

SILO · NASDAQ · Biotechnology

Silo Pharma (SILO)

Licenses preclinical CNS therapies while building QwikAgents and a cryptocurrency treasury.

$2.49

Pre-market−0.07 (−2.92%)

At close$2.57(+5.12%)

Watchlist

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Breakdown13F · 13D/G · Form 4

Institutions14 holders · as of Mar 31, 2026	6.24%	70.4K shares
Insiders1 holder · as of Dec 16, 2025	1.28%	14.5K shares
Otherremainder	92.48%	1.04M shares

1.13M company shares as of Aug 21, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

Two share counts disagree (1.59M in the company's Sep 3, 2026 report, 1.13M elsewhere); stakes use the report.

Top shareholders13F · 13D/G · Form 4

Holder	Stake	Shares	Evidence
AdvisorShares TrustInstitution	6.70%	75,582	13Gfiled Jul 8, 2026 ↗
Advisorshares Investments LLCInstitution	3.92%	663,965	13Fas of Mar 31, 2026
Eric WeisblumInsiderdirector, officer: Chief Executive Officer	1.28%	14,462	Form 4filed Dec 16, 2025 ↗
Geode Capital Management, LLCInstitution	1.06%	180,031	13Fas of Mar 31, 2026
Susquehanna International Group, LLPInstitution	0.37%	62,795	13Fas of Mar 31, 2026
Jane Street Group, LLCInstitution	0.26%	44,763	13Fas of Mar 31, 2026
Citadel Advisors LLCInstitution	0.13%	21,448	13Fas of Mar 31, 2026
XTX Topco LtdInstitution	0.10%	17,083	13Fas of Mar 31, 2026
Two Sigma Securities, LLCInstitution	0.09%	14,503	13Fas of Mar 31, 2026
Vanguard Fiduciary Trust CoInstitution	0.08%	13,100	13Fas of Mar 31, 2026
LPL Financial LLCInstitution	0.07%	12,534	13Fas of Mar 31, 2026
State Street CorpInstitution	0.07%	12,500	13Fas of Mar 31, 2026
Vanguard Capital Management LLCInstitution	0.07%	11,221	13Fas of Mar 31, 2026
Tower Research Capital LLC (TRC)Institution	0.01%	1,677	13Fas of Mar 31, 2026
Ifp Advisors, IncInstitution	0.00%	175	13Fas of Mar 31, 2026
Wells Fargo & Company/MNInstitution	0.00%	10	13Fas of Mar 31, 2026
High River Limited PartnershipInstitution	—3.40% of class, as filed	—	13Gfiled Jul 30, 2018 ↗
Joseph RedaInsider	—9.99% of class, as filed	—	13Gfiled Nov 16, 2022 ↗
Mitchell P. KopinInsider	—9.99% of class, as filed	—	13Gfiled Feb 13, 2026 ↗
WilfongInsider	—6.50% of class, as filed	—	13Gfiled May 21, 2020 ↗
Daniel E. Ryweck¹Insiderofficer: Chief Financial Officer	0.03%	333	Form 4filed May 26, 2023 ↗

Last filed May 26, 2023; leaving the company requires no filing. Not in the bar.

13F — a manager's quarterly holdings · 13D/13G — an ownership statement filed at 5% or more · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

14 holders · 1.06M shares · 6 new positions · 10 increased · 2 reduced · 7 closed

Holder	Shares	% outstanding	Chg q/q	Filed
Advisorshares Investments LLC	664.0K	58.83%	+64.5K	Apr 28, 2026
Geode Capital Management, LLC	180.0K	15.95%	+87.1K	May 15, 2026
Susquehanna International Group, LLP	62.8K	5.56%	+33.2K	May 15, 2026
Jane Street Group, LLC	44.8K	3.97%	+10.4K	May 12, 2026
Citadel Advisors LLC	21.4K	1.90%	+21.4Knew	May 15, 2026
XTX Topco Ltd	17.1K	1.51%	−39.8K	May 15, 2026
Two Sigma Securities, LLC	14.5K	1.29%	+14.5K	May 15, 2026
Vanguard Fiduciary Trust Co	13.1K	1.16%	+13.1Knew	May 8, 2026

Ownership statements13D/G · 5% or more, as filed

Holder	% of class	Shares	Form	Filed
Mitchell P. Kopin	9.99%		13G	Feb 13, 2026 ↗
AdvisorShares Trust	6.69%	75.6K	13G	Jul 8, 2026 ↗

Insider tradesForm 4

Latest trades

Date	Insider	Type	Shares	Avg price	Owned after
Dec 15, 2025	Eric Weisblumdirector, officer: Chief Executive Officer	Purchase · 2 lots	5,000	$0.4150	216,932
Nov 20, 2025	Eric Weisblumdirector, officer: Chief Executive Officer	Purchase	1,000	$0.3700	210,932
Nov 21, 2025	Eric Weisblumdirector, officer: Chief Executive Officer	Purchase	1,000	$0.3650	211,932
Nov 18, 2025	Eric Weisblumdirector, officer: Chief Executive Officer	Purchase	7,500	$0.4033	205,432
Nov 19, 2025	Eric Weisblumdirector, officer: Chief Executive Officer	Purchase	4,500	$0.4050	209,932

CongressHouse and Senate disclosures

Not reported.