Aytu Biopharma AYTU Insider Ownership

NASDAQ AYTU
$2.01 +0.05 (+2.55%)
At close: Oct 20, 2026 · 4:00 PM EDT

Insider Holdings by Owner

721.28K Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
5.14%
▲+1.67% pp QoQ
Shares Held by Insiders
558.86K
filed for Sep 2026
▲+30.53% QoQ
Shares Outstanding
10.87Mn
10,866,708 shares
Direct Holdings
558.86K
Indirect: 0
Net Shares Traded (QoQ)
+130.71K
net buying in Sep 2026
Insiders Holding Shares
10
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest —
Average ownership —
Peak ownership —

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter —
Net over range —
Buying quarters —

Insider Ownership Summary

Over the past year, AYTU insiders did not buy or sell the stock on the open market.

Form 4 Holdings

Insiders Holding AYTU

Insiders 10
Shares held 721.28K
Of outstanding 6.64%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Joshua R. Disbrow Chief Executive Officer 308,794 0 308,794 42.8% 30 Jul, 2026
2 Ryan J Selhorn Chief Financial Officer 90,743 0 90,743 12.6% 30 Jul, 2026
3 Greg Pyszczymuka Chief Commercial Officer 79,704 0 79,704 11.1% 30 Jul, 2026
4 Jarrett Disbrow Chief Business Officer 76,568 0 76,568 10.6% 30 Jul, 2026
5 Carl Dockery Director 41,592 0 41,592 5.8% 30 Jul, 2026
6 Vivian H Liu Director 39,650 0 39,650 5.5% 30 Jul, 2026
7 Abhinav Jain Director 39,000 0 39,000 5.4% 30 Jul, 2026
8 John Jr. Donofrio Director 27,524 0 27,524 3.8% 30 Jul, 2026
9 Mark K Oki Chief Financial Officer 9,500 0 9,500 1.3% 28 Nov, 2022
10 Gary Cantrell Director 8,204 0 8,204 1.1% 23 Dec, 2022

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

266 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
28 Jul, 2026 Jarrett Disbrow Chief Business Officer Acquired A 15,000 $0.00 $0 76,568 Direct
28 Jul, 2026 John Jr. Donofrio Director Acquired A 10,000 $0.00 $0 23,762 Direct
28 Jul, 2026 Abhinav Jain Director Acquired A 10,000 $0.00 $0 29,500 Direct
28 Jul, 2026 Vivian H Liu Director Acquired A 10,000 $0.00 $0 29,825 Direct
28 Jul, 2026 Joshua R. Disbrow Chief Executive Officer Acquired A 30,000 $0.00 $0 237,203 Direct
28 Jul, 2026 Ryan J Selhorn Chief Financial Officer Acquired A 25,000 $0.00 $0 74,743 Direct
28 Jul, 2026 Carl Dockery Director Acquired A 10,000 $0.00 $0 31,152 Direct
28 Jul, 2026 Greg Pyszczymuka Chief Commercial Officer Acquired A 20,000 $0.00 $0 56,102 Direct
03 Oct, 2025 Jarrett Disbrow Chief Business Officer Acquired A 19,606 $0.00 $0 49,068 Direct
03 Oct, 2025 Greg Pyszczymuka Chief Commercial Officer Acquired A 12,500 $0.00 $0 36,102 Direct
03 Oct, 2025 Abhinav Jain Director Acquired A 10,000 $0.00 $0 19,500 Direct
03 Oct, 2025 Vivian H Liu Director Acquired A 10,000 $0.00 $0 19,825 Direct
03 Oct, 2025 Ryan J Selhorn Chief Financial Officer Acquired A 16,243 $0.00 $0 32,243 Direct
03 Oct, 2025 John Jr. Donofrio Director Acquired A 10,000 $0.00 $0 13,762 Direct
03 Oct, 2025 Carl Dockery Director Acquired A 10,000 $0.00 $0 20,440 Direct
03 Oct, 2025 Joshua R. Disbrow Chief Executive Officer Acquired A 31,446 $0.00 $0 184,703 Direct
03 Oct, 2025 Ryan J Selhorn Chief Financial Officer Acquired A 17,500 $0.00 $0 49,743 Direct
03 Oct, 2025 Jarrett Disbrow Chief Business Officer Acquired A 12,500 $0.00 $0 61,568 Direct
03 Oct, 2025 Joshua R. Disbrow Chief Executive Officer Acquired A 22,500 $0.00 $0 207,203 Direct
09 Jun, 2025 Joshua R. Disbrow Chief Executive Officer Acquired P 66,666 $1.50 $100.00K 153,257 Direct