Opko Health OPK Insider Ownership

NASDAQ OPK
$1.66 +0.05 (+3.11%)
At close: Oct 20, 2026 · 4:00 PM EDT

Insider Holdings by Owner

254.77Mn Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
49.49%
▼-0.014% pp QoQ
Shares Held by Insiders
373.79Mn
filed for Sep 2026
▼-0.03% QoQ
Shares Outstanding
755.27Mn
755,267,276 shares
Direct Holdings
41.21Mn
Indirect: 332.58Mn
Net Shares Traded (QoQ)
-106.53K
net selling 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 12 months, Opko Health insiders bought $3.2 million of stock on the open market (2.43Mn shares) and made no open-market sales.

Form 4 Holdings

Insiders Holding OPK

Insiders 10
Shares held 254.77Mn
Of outstanding 33.73%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Phillip Md Et Al Frost Ceo Chairman 0 216,706,448 216,706,448 85.1% 21 Nov, 2025
2 Jane Ph D Hsiao Vice Chairman Cto 28,499,880 0 28,499,880 11.2% 26 Jul, 2024
3 Steven D Rubin Executive Vp Administration 6,571,966 0 6,571,966 2.6% 28 Jul, 2026
4 Gary J. Nabel Chief Innovation Officer 700,579 0 700,579 0.3% 26 Jul, 2024
5 Elias A. Zerhouni Vice Chairman And President 589,600 0 589,600 0.2% 26 Jul, 2024
6 Adam Logal Sr. Vice President, Cfo 563,396 0 563,396 0.2% 28 Jul, 2026
7 John A Paganelli Director 394,340 0 394,340 0.2% 20 Mar, 2026
8 Richard C Jr Pfenniger Director 325,000 0 325,000 0.1% 05 Jan, 2024
9 Alexis Borisy Director 312,612 0 312,612 0.1% 13 May, 2022
10 Richard M Krasno Director 0 103,333 103,333 0.0% 29 Jan, 2024

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

13,062 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
24 Jul, 2026 Steven D Rubin Executive Vp Administration Disposed F 53,266 $1.22 $64.98K 6,571,966 Direct
24 Jul, 2026 Adam Logal Sr. Vice President, Cfo Disposed F 53,266 $1.22 $64.98K 563,396 Direct
18 Jun, 2026 Richard C Jr Pfenniger Director Acquired A 60,000 $0.00 $0 60,000 Direct
18 Jun, 2026 Subbarao V Uppaluri Director Acquired A 80,000 $0.00 $0 80,000 Direct
18 Jun, 2026 John A Paganelli Director Acquired A 30,000 $0.00 $0 30,000 Direct
18 Jun, 2026 Alice Lin-Tsing Yu Director Acquired A 30,000 $0.00 $0 30,000 Direct
18 Jun, 2026 Roger Md Medel Director Acquired A 30,000 $0.00 $0 30,000 Direct
18 Jun, 2026 Prem A Lachman Director Acquired A 30,000 $0.00 $0 30,000 Direct
20 Mar, 2026 John A Paganelli Director Acquired P 10,000 $1.14 $11.35K 394,340 Direct
18 Mar, 2026 Subbarao V Uppaluri Director Acquired A 50,000 $0.00 $0 50,000 Direct
21 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 102,371 $1.30 $133.08K 216,228,819 Indirect
21 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 3,894 $1.32 $5.14K 216,232,713 Indirect
21 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 89,375 $1.33 $118.42K 216,322,088 Indirect
21 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 191,490 $1.33 $254.68K 216,513,578 Indirect
21 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 192,870 $1.34 $257.48K 216,706,448 Indirect
20 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 119,129 $1.32 $157.25K 215,665,577 Indirect
20 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 47,105 $1.33 $62.41K 215,712,682 Indirect
20 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 211,948 $1.33 $281.89K 215,924,630 Indirect
20 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 161,818 $1.34 $216.03K 216,086,448 Indirect
20 Nov, 2025 Phillip Md Et Al Frost Ceo Chairman Acquired P 24,579 $1.34 $32.94K 216,111,027 Indirect